diff --git a/karma.conf.js b/karma.conf.js
index 2cc12bdf8..2d6d7a58c 100644
--- a/karma.conf.js
+++ b/karma.conf.js
@@ -1,5 +1,6 @@
 /* eslint-disable global-require */
 const path = require('path')
+const os = require('os')
 
 const vtkRules = require('vtk.js/Utilities/config/dependency.js').webpack.core
   .rules
@@ -30,6 +31,7 @@ const moduleConfigRules = [
   { test: /\.js$/, loader: 'babel-loader', dependency: { not: ['url'] } },
   {
     test: /\.worker.js$/,
+    exclude: /node_modules/, // Skip itk-wasm worker in node modules.  Copy plugin pulls prebuild itk-wasm-pipeline.worker.js
     use: [{ loader: 'worker-loader', options: { inline: 'no-fallback' } }],
   },
   {
@@ -42,6 +44,13 @@ const moduleConfigRules = [
 
 const entry = path.join(__dirname, './src/index.js')
 
+// fixes 404 errors getting worker bundles https://github.com/ryanclark/karma-webpack/issues/498#issuecomment-790040818
+const output = {
+  path:
+    path.join(os.tmpdir(), '_karma_webpack_') +
+    Math.floor(Math.random() * 1000000),
+}
+
 module.exports = function init(config) {
   config.set({
     plugins: [
@@ -52,17 +61,10 @@ module.exports = function init(config) {
       require('karma-tap-pretty-reporter'),
       require('karma-junit-reporter'),
     ],
-
     basePath: '',
     frameworks: ['tap', 'webpack'],
     files: [
       './test/tests.js',
-      {
-        pattern: './dist/itk/image-io/**',
-        watched: true,
-        served: true,
-        included: false,
-      },
       {
         pattern: './dist/itk/mesh-io/**',
         watched: true,
@@ -105,6 +107,12 @@ module.exports = function init(config) {
         served: true,
         included: false,
       },
+      {
+        pattern: './dist/**',
+        watched: true,
+        served: true,
+        included: false,
+      },
       {
         pattern: './src/UI/reference-ui/dist/referenceUIMachineOptions.js',
         watched: true,
@@ -123,6 +131,11 @@ module.exports = function init(config) {
         served: true,
         included: false,
       },
+      {
+        pattern: `${output.path}/**/*`,
+        watched: false,
+        included: false,
+      },
     ],
 
     preprocessors: {
@@ -130,6 +143,7 @@ module.exports = function init(config) {
     },
 
     webpack: {
+      output,
       mode: 'development',
       devtool: 'eval-source-map',
       module: {
diff --git a/package-lock.json b/package-lock.json
index 6780f667c..333679430 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,7 @@
       "version": "0.0.0-semantically-release",
       "license": "BSD-3-Clause",
       "dependencies": {
+        "@itk-wasm/image-io": "^0.5.0",
         "@kitware/vtk.js": "^26.9.15",
         "@material/web": "^1.0.0-pre.4",
         "@thewtex/iconselect.js": "^2.1.2",
@@ -20,12 +21,11 @@
         "eventemitter3": "^4.0.7",
         "express": "^4.17.1",
         "gl-matrix": "^3.4.3",
-        "itk-image-io": "^1.0.0-b.84",
-        "itk-mesh-io": "^1.0.0-b.84",
+        "itk-mesh-io": "^1.0.0-b.158",
         "itk-viewer-color-maps": "^1.2.0",
         "itk-viewer-icons": "11.14.0",
         "itk-viewer-transfer-function-editor": "^1.2.5",
-        "itk-wasm": "^1.0.0-b.83",
+        "itk-wasm": "^1.0.0-b.158",
         "mobx": "^5.15.7",
         "mousetrap": "^1.6.5",
         "open": "^6.4.0",
@@ -80,7 +80,7 @@
         "postcss-loader": "^4.1.0",
         "prettier": "^1.19.1",
         "process": "^0.11.10",
-        "puppeteer": "^2.1.1",
+        "puppeteer": "^21.6.0",
         "raw-loader": "^4.0.2",
         "readable-stream": "^3.6.0",
         "request": "^2.88.2",
@@ -2079,6 +2079,14 @@
         "node": ">=8"
       }
     },
+    "node_modules/@itk-wasm/image-io": {
+      "version": "0.5.0",
+      "resolved": "https://registry.npmjs.org/@itk-wasm/image-io/-/image-io-0.5.0.tgz",
+      "integrity": "sha512-h7SF9bb+DDLZsH+tpBFZyxCM7Dqf0bbvayhS8/bn3voyTZQy80bEMnPgmRCzUoGWGyDOygbSgqohqJ6IelvDvA==",
+      "dependencies": {
+        "itk-wasm": "^1.0.0-b.154"
+      }
+    },
     "node_modules/@jridgewell/gen-mapping": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.2.tgz",
@@ -2537,6 +2545,141 @@
       "integrity": "sha1-p3c2C1s5oaLlEG+OhY8v0tBgxXA=",
       "dev": true
     },
+    "node_modules/@puppeteer/browsers": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/@puppeteer/browsers/-/browsers-1.9.0.tgz",
+      "integrity": "sha512-QwguOLy44YBGC8vuPP2nmpX4MUN2FzWbsnvZJtiCzecU3lHmVZkaC1tq6rToi9a200m8RzlVtDyxCS0UIDrxUg==",
+      "dev": true,
+      "dependencies": {
+        "debug": "4.3.4",
+        "extract-zip": "2.0.1",
+        "progress": "2.0.3",
+        "proxy-agent": "6.3.1",
+        "tar-fs": "3.0.4",
+        "unbzip2-stream": "1.4.3",
+        "yargs": "17.7.2"
+      },
+      "bin": {
+        "browsers": "lib/cjs/main-cli.js"
+      },
+      "engines": {
+        "node": ">=16.3.0"
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/ansi-styles": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "dev": true,
+      "dependencies": {
+        "color-convert": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/cliui": {
+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-8.0.1.tgz",
+      "integrity": "sha512-BSeNnyus75C4//NQ9gQt1/csTXyo/8Sb+afLAkzAptFuMsod9HFokGNudZpi/oQV73hnVK+sR+5PVRMd+Dr7YQ==",
+      "dev": true,
+      "dependencies": {
+        "string-width": "^4.2.0",
+        "strip-ansi": "^6.0.1",
+        "wrap-ansi": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/color-convert": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
+      "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
+      "dev": true,
+      "dependencies": {
+        "color-name": "~1.1.4"
+      },
+      "engines": {
+        "node": ">=7.0.0"
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/color-name": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
+      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
+      "dev": true
+    },
+    "node_modules/@puppeteer/browsers/node_modules/debug": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+      "dev": true,
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+      "dev": true
+    },
+    "node_modules/@puppeteer/browsers/node_modules/wrap-ansi": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
+      "dev": true,
+      "dependencies": {
+        "ansi-styles": "^4.0.0",
+        "string-width": "^4.1.0",
+        "strip-ansi": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/yargs": {
+      "version": "17.7.2",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.7.2.tgz",
+      "integrity": "sha512-7dSzzRQ++CKnNI/krKnYRV7JKKPUXMEh61soaHKg9mrWEhzFWhFnxPxGl+69cD1Ou63C13NUPCnmIcrvqCuM6w==",
+      "dev": true,
+      "dependencies": {
+        "cliui": "^8.0.1",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "require-directory": "^2.1.1",
+        "string-width": "^4.2.3",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^21.1.1"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/@puppeteer/browsers/node_modules/yargs-parser": {
+      "version": "21.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-21.1.1.tgz",
+      "integrity": "sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw==",
+      "dev": true,
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/@rollup/plugin-babel": {
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/@rollup/plugin-babel/-/plugin-babel-5.3.0.tgz",
@@ -3096,6 +3239,11 @@
       "resolved": "https://registry.npmjs.org/@thewtex/iconselect.js/-/iconselect.js-2.1.2.tgz",
       "integrity": "sha512-qbxAJ+5MfBZQGMBwsokNS2zi+ktPIj1YrMT3dQ4+Ed3MR+J7vd0qbQv02e+uPQRFfyTdGxTdH4rBSJjWf2YMuQ=="
     },
+    "node_modules/@thewtex/zstddec": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
+      "integrity": "sha512-lIS+smrfa48WGlDVQSQSm0jBnwVp5XmfGJWU9q0J0fRFY9ohzK4s27Zg2SFMb1NWMp9RiANAdK+/q86EBGWR1Q=="
+    },
     "node_modules/@tootallnate/once": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/@tootallnate/once/-/once-2.0.0.tgz",
@@ -3105,6 +3253,12 @@
         "node": ">= 10"
       }
     },
+    "node_modules/@tootallnate/quickjs-emscripten": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/@tootallnate/quickjs-emscripten/-/quickjs-emscripten-0.23.0.tgz",
+      "integrity": "sha512-C5Mc6rdnsaJDjO3UpGW/CQTHtCKaYlScZTly4JIu97Jxo/odCiH0ITnDXSJPTOrEKk/ycSZ0AOgTmkDtkOsvIA==",
+      "dev": true
+    },
     "node_modules/@trysound/sax": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/@trysound/sax/-/sax-0.2.0.tgz",
@@ -3256,12 +3410,6 @@
       "integrity": "sha512-YATxVxgRqNH6nHEIsvg6k2Boc1JHI9ZbH5iWFFv/MTkchz3b1ieGDa5T0a9RznNdI0KhVbdbWSN+KWWrQZRxTw==",
       "dev": true
     },
-    "node_modules/@types/mime-types": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/@types/mime-types/-/mime-types-2.1.0.tgz",
-      "integrity": "sha1-nKUs2jY/aZxpRmwqbM2q2RPqenM=",
-      "dev": true
-    },
     "node_modules/@types/minimatch": {
       "version": "3.0.5",
       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.5.tgz",
@@ -3360,6 +3508,16 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/yauzl": {
+      "version": "2.10.3",
+      "resolved": "https://registry.npmjs.org/@types/yauzl/-/yauzl-2.10.3.tgz",
+      "integrity": "sha512-oJoftv0LSuaDZE3Le4DbKX+KS9G36NzOeSap90UIK0yMA/NhKJhqlSGtNDORNRaIbQfzjXDrQa0ytJ6mNRGz/Q==",
+      "dev": true,
+      "optional": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@web-std/blob": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/@web-std/blob/-/blob-3.0.4.tgz",
@@ -3698,14 +3856,40 @@
       "dev": true
     },
     "node_modules/agent-base": {
-      "version": "5.1.1",
-      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-5.1.1.tgz",
-      "integrity": "sha512-TMeqbNl2fMW0nMjTEPOwe3J/PRFP4vqeoNuQMG0HlMrtm5QxKqdvAkZ1pRBQ/ulIyDD5Yq0nJ7YbdD8ey0TO3g==",
+      "version": "7.1.0",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.0.tgz",
+      "integrity": "sha512-o/zjMZRhJxny7OyEF+Op8X+efiELC7k7yOjMzgfzVqOzXqkBkWI79YoTdOtsuWd5BWhAGAuOY/Xa6xpiaWXiNg==",
       "dev": true,
+      "dependencies": {
+        "debug": "^4.3.4"
+      },
       "engines": {
-        "node": ">= 6.0.0"
+        "node": ">= 14"
       }
     },
+    "node_modules/agent-base/node_modules/debug": {
+      "version": "4.3.4",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+      "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+      "dev": true,
+      "dependencies": {
+        "ms": "2.1.2"
+      },
+      "engines": {
+        "node": ">=6.0"
+      },
+      "peerDependenciesMeta": {
+        "supports-color": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/agent-base/node_modules/ms": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+      "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+      "dev": true
+    },
     "node_modules/aggregate-error": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.1.0.tgz",
@@ -3975,6 +4159,18 @@
         "node": ">=0.8"
       }
     },
+    "node_modules/ast-types": {
+      "version": "0.13.4",
+      "resolved": "https://registry.npmjs.org/ast-types/-/ast-types-0.13.4.tgz",
+      "integrity": "sha512-x1FCFnFifvYDDzTaLII71vG5uvDwgtmDTEVWAxrgeiR8VjMONcCXJx7E+USjDtHlwFmt9MysbqgF9b9Vjr6w+w==",
+      "dev": true,
+      "dependencies": {
+        "tslib": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/astral-regex": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/astral-regex/-/astral-regex-2.0.0.tgz",
@@ -3993,12 +4189,6 @@
         "lodash": "^4.17.14"
       }
     },
-    "node_modules/async-limiter": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/async-limiter/-/async-limiter-1.0.1.tgz",
-      "integrity": "sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==",
-      "dev": true
-    },
     "node_modules/asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
@@ -4107,6 +4297,12 @@
         "node": ">= 6"
       }
     },
+    "node_modules/b4a": {
+      "version": "1.6.4",
+      "resolved": "https://registry.npmjs.org/b4a/-/b4a-1.6.4.tgz",
+      "integrity": "sha512-fpWrvyVHEKyeEvbKZTVOeZF3VSKKWtJxFIxX/jaVPf+cLbGUSitjb49pHLqPV2BUNNZ0LcoeEGfE/YCpyDYHIw==",
+      "dev": true
+    },
     "node_modules/babel-loader": {
       "version": "8.2.2",
       "resolved": "https://registry.npmjs.org/babel-loader/-/babel-loader-8.2.2.tgz",
@@ -4302,6 +4498,15 @@
         "node": "^4.5.0 || >= 5.9"
       }
     },
+    "node_modules/basic-ftp": {
+      "version": "5.0.3",
+      "resolved": "https://registry.npmjs.org/basic-ftp/-/basic-ftp-5.0.3.tgz",
+      "integrity": "sha512-QHX8HLlncOLpy54mh+k/sWIFd0ThmRqwe9ZjELybGZK+tZ8rUb9VO0saKJUROTbE+KhzDUT7xziGpGrW8Kmd+g==",
+      "dev": true,
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/batch": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/batch/-/batch-0.6.1.tgz",
@@ -4544,7 +4749,7 @@
     "node_modules/buffer-crc32": {
       "version": "0.2.13",
       "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
-      "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
+      "integrity": "sha512-VO9Ht/+p3SN7SKWqcrgEzjGbRSJYTx+Q1pTQC0wrWqHx0vpJraQ6GtHx8tvcg1rlK1byhU5gccxgOgj7B0TDkQ==",
       "dev": true,
       "engines": {
         "node": "*"
@@ -4781,6 +4986,19 @@
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz",
       "integrity": "sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg=="
     },
+    "node_modules/chromium-bidi": {
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/chromium-bidi/-/chromium-bidi-0.5.1.tgz",
+      "integrity": "sha512-dcCqOgq9fHKExc2R4JZs/oKbOghWpUNFAJODS8WKRtLhp3avtIH5UDCBrutdqZdh3pARogH8y1ObXm87emwb3g==",
+      "dev": true,
+      "dependencies": {
+        "mitt": "3.0.1",
+        "urlpattern-polyfill": "9.0.0"
+      },
+      "peerDependencies": {
+        "devtools-protocol": "*"
+      }
+    },
     "node_modules/ci-info": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ci-info/-/ci-info-2.0.0.tgz",
@@ -4805,15 +5023,6 @@
         "node": ">= 4.0"
       }
     },
-    "node_modules/clean-css/node_modules/source-map": {
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+        "cross-fetch": "4.0.0",
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@@ -35474,13 +35942,11 @@
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           "dev": true,
-          "requires": {
-            "async-limiter": "~1.0.0"
-          }
+          "requires": {}
         }
       }
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@@ -35523,6 +35989,12 @@
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       "dev": true
     },
+    "queue-tick": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/queue-tick/-/queue-tick-1.0.1.tgz",
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+    },
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@@ -36018,15 +36490,6 @@
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       "dev": true
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-      "dev": true,
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     "rollup": {
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       "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.52.7.tgz",
@@ -36622,6 +37085,12 @@
         }
       }
     },
+    "smart-buffer": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/smart-buffer/-/smart-buffer-4.2.0.tgz",
+      "integrity": "sha512-94hK0Hh8rPqQl2xXc3HsaBoOXKV20MToPkcXvwbISWLEs+64sBq5kFgn2kJDHb1Pry9yrP0dxrCI9RRci7RXKg==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-4.6.1.tgz",
@@ -36795,6 +37264,52 @@
         }
       }
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+    "socks": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/socks/-/socks-2.7.1.tgz",
+      "integrity": "sha512-7maUZy1N7uo6+WVEX6psASxtNlKaNVMlGQKkG/63nEDdLOWNbiUMoLK7X4uYoLhQstau72mLgfEWcXcwsaHbYQ==",
+      "dev": true,
+      "requires": {
+        "ip": "^2.0.0",
+        "smart-buffer": "^4.2.0"
+      },
+      "dependencies": {
+        "ip": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ip/-/ip-2.0.0.tgz",
+          "integrity": "sha512-WKa+XuLG1A1R0UWhl2+1XQSi+fZWMsYKffMZTTYsiZaUD8k2yDAj5atimTUD2TZkyCkNEeYE5NhFZmupOGtjYQ==",
+          "dev": true
+        }
+      }
+    },
+    "socks-proxy-agent": {
+      "version": "8.0.2",
+      "resolved": "https://registry.npmjs.org/socks-proxy-agent/-/socks-proxy-agent-8.0.2.tgz",
+      "integrity": "sha512-8zuqoLv1aP/66PHF5TqwJ7Czm3Yv32urJQHrVyhD7mmA6d61Zv8cIXQYPTWwmg6qlupnPvs/QKDmfa4P/qct2g==",
+      "dev": true,
+      "requires": {
+        "agent-base": "^7.0.2",
+        "debug": "^4.3.4",
+        "socks": "^2.7.1"
+      },
+      "dependencies": {
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+          "version": "4.3.4",
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+          "dev": true,
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+          "dev": true
+        }
+      }
+    },
     "sort-keys": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/sort-keys/-/sort-keys-1.1.2.tgz",
@@ -36810,6 +37325,11 @@
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       "dev": true
     },
+    "source-map": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
+    },
     "source-map-js": {
       "version": "0.6.2",
       "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-0.6.2.tgz",
@@ -36822,13 +37342,6 @@
       "requires": {
         "buffer-from": "^1.0.0",
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-      },
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-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
-        }
       }
     },
     "sourcemap-codec": {
@@ -37113,6 +37626,16 @@
         }
       }
     },
+    "streamx": {
+      "version": "2.15.6",
+      "resolved": "https://registry.npmjs.org/streamx/-/streamx-2.15.6.tgz",
+      "integrity": "sha512-q+vQL4AAz+FdfT137VF69Cc/APqUbxy+MDOImRrMvchJpigHj9GksgDU2LYbO9rx7RX6osWgxJB2WxhYv4SZAw==",
+      "dev": true,
+      "requires": {
+        "fast-fifo": "^1.1.0",
+        "queue-tick": "^1.0.1"
+      }
+    },
     "strict-uri-encode": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/strict-uri-encode/-/strict-uri-encode-1.1.0.tgz",
@@ -37640,6 +38163,28 @@
         "global": "~4.3.0"
       }
     },
+    "tar-fs": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-3.0.4.tgz",
+      "integrity": "sha512-5AFQU8b9qLfZCX9zp2duONhPmZv0hGYiBPJsyUdqMjzq/mqVpy/rEUSeHk1+YitmxugaptgBh5oDGU3VsAJq4w==",
+      "dev": true,
+      "requires": {
+        "mkdirp-classic": "^0.5.2",
+        "pump": "^3.0.0",
+        "tar-stream": "^3.1.5"
+      }
+    },
+    "tar-stream": {
+      "version": "3.1.6",
+      "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-3.1.6.tgz",
+      "integrity": "sha512-B/UyjYwPpMBv+PaFSWAmtYjwdrlEaZQEhMIBFNC5oEG8lpiW8XjcSdmEaClj28ArfKScKHs2nshz3k2le6crsg==",
+      "dev": true,
+      "requires": {
+        "b4a": "^1.6.4",
+        "fast-fifo": "^1.2.0",
+        "streamx": "^2.15.0"
+      }
+    },
     "temp-dir": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/temp-dir/-/temp-dir-2.0.0.tgz",
@@ -37676,14 +38221,6 @@
         "commander": "^2.20.0",
         "source-map": "~0.6.1",
         "source-map-support": "~0.5.12"
-      },
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-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
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-          "dev": true
-        }
       }
     },
     "terser-webpack-plugin": {
@@ -37730,11 +38267,6 @@
             "randombytes": "^2.1.0"
           }
         },
-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
-        },
         "supports-color": {
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           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-8.1.1.tgz",
@@ -37969,12 +38501,6 @@
         "mime-types": "~2.1.24"
       }
     },
-    "typedarray": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
-      "dev": true
-    },
     "typescript": {
       "version": "4.6.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.6.3.tgz",
@@ -38014,6 +38540,28 @@
         "which-boxed-primitive": "^1.0.2"
       }
     },
+    "unbzip2-stream": {
+      "version": "1.4.3",
+      "resolved": "https://registry.npmjs.org/unbzip2-stream/-/unbzip2-stream-1.4.3.tgz",
+      "integrity": "sha512-mlExGW4w71ebDJviH16lQLtZS32VKqsSfk80GCfUlwT/4/hNRFsoscrF/c++9xinkMzECL1uL9DDwXqFWkruPg==",
+      "dev": true,
+      "requires": {
+        "buffer": "^5.2.1",
+        "through": "^2.3.8"
+      },
+      "dependencies": {
+        "buffer": {
+          "version": "5.7.1",
+          "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
+          "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==",
+          "dev": true,
+          "requires": {
+            "base64-js": "^1.3.1",
+            "ieee754": "^1.1.13"
+          }
+        }
+      }
+    },
     "unicode-canonical-property-names-ecmascript": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-2.0.0.tgz",
@@ -38102,6 +38650,12 @@
         "requires-port": "^1.0.0"
       }
     },
+    "urlpattern-polyfill": {
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/urlpattern-polyfill/-/urlpattern-polyfill-9.0.0.tgz",
+      "integrity": "sha512-WHN8KDQblxd32odxeIgo83rdVDE2bvdkb86it7bMhYZwWKJz0+O0RK/eZiHYnM+zgt/U7hAHOlCQGfjjvSkw2g==",
+      "dev": true
+    },
     "util": {
       "version": "0.12.4",
       "resolved": "https://registry.npmjs.org/util/-/util-0.12.4.tgz",
@@ -38237,6 +38791,11 @@
       "integrity": "sha1-O+FF5YJxxzylUnndhR8SpoIRSws=",
       "dev": true
     },
+    "wasm-feature-detect": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/wasm-feature-detect/-/wasm-feature-detect-1.6.1.tgz",
+      "integrity": "sha512-R1i9ED8UlLu/foILNB1ck9XS63vdtqU/tP1MCugVekETp/ySCrBZRk5I/zI67cI1wlQYeSonNm1PLjDHZDNg6g=="
+    },
     "watchpack": {
       "version": "2.4.0",
       "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-2.4.0.tgz",
@@ -39132,12 +39691,6 @@
         "workbox-build": "6.5.1"
       },
       "dependencies": {
-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true
-        },
         "webpack-sources": {
           "version": "1.4.3",
           "resolved": "https://registry.npmjs.org/webpack-sources/-/webpack-sources-1.4.3.tgz",
@@ -39345,7 +39898,7 @@
     "yauzl": {
       "version": "2.10.0",
       "resolved": "https://registry.npmjs.org/yauzl/-/yauzl-2.10.0.tgz",
-      "integrity": "sha1-x+sXyT4RLLEIb6bY5R+wZnt5pfk=",
+      "integrity": "sha512-p4a9I6X6nu6IhoGmBqAcbJy1mlC4j27vEPZX9F4L4/vZT3Lyq1VkFHw/V/PUcB9Buo+DG3iHkT0x3Qya58zc3g==",
       "dev": true,
       "requires": {
         "buffer-crc32": "~0.2.3",
diff --git a/package.json b/package.json
index e890a80af..6ad8eef0d 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,7 @@
   "main": "./dist/itkVtkViewer.js",
   "types": "./src/index.d.ts",
   "dependencies": {
+    "@itk-wasm/image-io": "^0.5.0",
     "@kitware/vtk.js": "^26.9.15",
     "@material/web": "^1.0.0-pre.4",
     "@thewtex/iconselect.js": "^2.1.2",
@@ -41,12 +42,11 @@
     "eventemitter3": "^4.0.7",
     "express": "^4.17.1",
     "gl-matrix": "^3.4.3",
-    "itk-image-io": "^1.0.0-b.84",
-    "itk-mesh-io": "^1.0.0-b.84",
+    "itk-mesh-io": "^1.0.0-b.158",
     "itk-viewer-color-maps": "^1.2.0",
     "itk-viewer-icons": "11.14.0",
     "itk-viewer-transfer-function-editor": "^1.2.5",
-    "itk-wasm": "^1.0.0-b.83",
+    "itk-wasm": "^1.0.0-b.158",
     "mobx": "^5.15.7",
     "mousetrap": "^1.6.5",
     "open": "^6.4.0",
@@ -98,7 +98,7 @@
     "postcss-loader": "^4.1.0",
     "prettier": "^1.19.1",
     "process": "^0.11.10",
-    "puppeteer": "^2.1.1",
+    "puppeteer": "^21.6.0",
     "raw-loader": "^4.0.2",
     "readable-stream": "^3.6.0",
     "request": "^2.88.2",
@@ -132,6 +132,7 @@
     "build:release": "webpack --progress --color --mode production",
     "build:ui": "node ./buildUI.js",
     "build:test-ui": "rollup -c ./test/test-ui-rollup.config.js",
+    "build:blosc": "itk-wasm -i itkwasm/emscripten:latest -s src/Compression/blosc-zarr -b emscripten-build build",
     "prepack": "npm run build",
     "bundle": "StandaloneHTML ./dist/index.html ./dist/ItkVtkViewer.html",
     "commit": "git cz",
diff --git a/dist/favicon-32x32.png b/public/favicon-32x32.png
similarity index 100%
rename from dist/favicon-32x32.png
rename to public/favicon-32x32.png
diff --git a/dist/index.html b/public/index.html
similarity index 100%
rename from dist/index.html
rename to public/index.html
diff --git a/dist/manifest.json b/public/manifest.json
similarity index 100%
rename from dist/manifest.json
rename to public/manifest.json
diff --git a/src/Compression/blosc-zarr/.gitignore b/src/Compression/blosc-zarr/.gitignore
new file mode 100644
index 000000000..9ea6666ac
--- /dev/null
+++ b/src/Compression/blosc-zarr/.gitignore
@@ -0,0 +1,2 @@
+/emscripten-build/*
+!emscripten-build/BloscZarr*
\ No newline at end of file
diff --git a/src/Compression/blosc-zarr/BloscZarr.cxx b/src/Compression/blosc-zarr/BloscZarr.cxx
index 775ab16ba..f09be54d3 100644
--- a/src/Compression/blosc-zarr/BloscZarr.cxx
+++ b/src/Compression/blosc-zarr/BloscZarr.cxx
@@ -8,7 +8,7 @@
 
 int main(int argc, char * argv[]){
 
-  itk::wasm::Pipeline pipeline ("Compress or decompress binaries with Blosc", argc, argv);
+  itk::wasm::Pipeline pipeline ("BloscZarr", "Compress or decompress binaries with Blosc", argc, argv);
 
   itk::wasm::InputBinaryStream input_binary_stream;
   pipeline.add_option("input-binary-stream", input_binary_stream, "The input binary stream")->required();
diff --git a/src/Compression/blosc-zarr/CMakeLists.txt b/src/Compression/blosc-zarr/CMakeLists.txt
index 8c522d526..bcfcd6d13 100644
--- a/src/Compression/blosc-zarr/CMakeLists.txt
+++ b/src/Compression/blosc-zarr/CMakeLists.txt
@@ -8,10 +8,6 @@ set(BUILD_BENCHMARKS OFF CACHE BOOL "Build benchmark programs form the blosc com
 if(EMSCRIPTEN OR WASI)
   set(HAVE_THREADS OFF CACHE BOOL "Whether we use threading")
 endif()
-if(EMSCRIPTEN)
-  set(CMAKE_C_FLAGS "-s STRICT=1")
-  set(CMAKE_EXE_LINKER_FLAGS "-s STRICT=1")
-endif()
 add_subdirectory(c-blosc)
 
 find_package(ITK REQUIRED
diff --git a/src/Compression/blosc-zarr/c-blosc b/src/Compression/blosc-zarr/c-blosc
index 396d473e3..b886c1191 160000
--- a/src/Compression/blosc-zarr/c-blosc
+++ b/src/Compression/blosc-zarr/c-blosc
@@ -1 +1 @@
-Subproject commit 396d473e3da47fa1dfacf0c6d163badf3bb4f8b1
+Subproject commit b886c1191e86a5a561e63fb7345ff6c2b283cdac
diff --git a/src/IO/Compare/emscripten-build/Compare.umd.js b/src/Compression/blosc-zarr/emscripten-build/BloscZarr.js
similarity index 89%
rename from src/IO/Compare/emscripten-build/Compare.umd.js
rename to src/Compression/blosc-zarr/emscripten-build/BloscZarr.js
index 11936d189..e4a37a845 100644
--- a/src/IO/Compare/emscripten-build/Compare.umd.js
+++ b/src/Compression/blosc-zarr/emscripten-build/BloscZarr.js
@@ -1,13 +1,8 @@
-var Compare = (() => {
-  var _scriptDir =
-    typeof document !== 'undefined' && document.currentScript
-      ? document.currentScript.src
-      : undefined
-  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename
-  return function(Compare) {
-    Compare = Compare || {}
+var BloscZarr = (() => {
+  var _scriptDir = import.meta.url
 
-    var Module = typeof Compare != 'undefined' ? Compare : {}
+  return async function(BloscZarr = {}) {
+    var Module = typeof BloscZarr != 'undefined' ? BloscZarr : {}
     var readyPromiseResolve, readyPromiseReject
     Module['ready'] = new Promise(function(resolve, reject) {
       readyPromiseResolve = resolve
@@ -55,18 +50,17 @@ var Compare = (() => {
       return scriptDirectory + path
     }
     var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
     if (ENVIRONMENT_IS_NODE) {
+      const { createRequire: createRequire } = await import('module')
+      var require = createRequire(import.meta.url)
       var fs = require('fs')
       var nodePath = require('path')
       if (ENVIRONMENT_IS_WORKER) {
         scriptDirectory = nodePath.dirname(scriptDirectory) + '/'
       } else {
-        scriptDirectory = __dirname + '/'
+        scriptDirectory = require('url').fileURLToPath(
+          new URL('./', import.meta.url)
+        )
       }
       read_ = (filename, binary) => {
         filename = isFileURI(filename)
@@ -90,25 +84,13 @@ var Compare = (() => {
           else onload(data.buffer)
         })
       }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
+      if (!Module['thisProgram'] && process.argv.length > 1) {
+        thisProgram = process.argv[1].replace(/\\/g, '/')
       }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
+      arguments_ = process.argv.slice(2)
       quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
+        process.exitCode = status
+        throw toThrow
       }
       Module['inspect'] = function() {
         return '[Emscripten Module object]'
@@ -185,131 +167,27 @@ var Compare = (() => {
         abort(text)
       }
     }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
-    }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
+    var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64
+    function updateMemoryViews() {
+      var b = wasmMemory.buffer
+      Module['HEAP8'] = HEAP8 = new Int8Array(b)
+      Module['HEAP16'] = HEAP16 = new Int16Array(b)
+      Module['HEAP32'] = HEAP32 = new Int32Array(b)
+      Module['HEAPU8'] = HEAPU8 = new Uint8Array(b)
+      Module['HEAPU16'] = HEAPU16 = new Uint16Array(b)
+      Module['HEAPU32'] = HEAPU32 = new Uint32Array(b)
+      Module['HEAPF32'] = HEAPF32 = new Float32Array(b)
+      Module['HEAPF64'] = HEAPF64 = new Float64Array(b)
     }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
     var wasmTable
     var __ATPRERUN__ = []
     var __ATINIT__ = []
     var __ATMAIN__ = []
     var __ATPOSTRUN__ = []
     var runtimeInitialized = false
+    var runtimeKeepaliveCounter = 0
     function keepRuntimeAlive() {
-      return noExitRuntime
+      return noExitRuntime || runtimeKeepaliveCounter > 0
     }
     function preRun() {
       if (Module['preRun']) {
@@ -400,9 +278,13 @@ var Compare = (() => {
       return filename.startsWith('file://')
     }
     var wasmBinaryFile
-    wasmBinaryFile = 'Compare.umd.wasm'
-    if (!isDataURI(wasmBinaryFile)) {
-      wasmBinaryFile = locateFile(wasmBinaryFile)
+    if (Module['locateFile']) {
+      wasmBinaryFile = 'BloscZarr.wasm'
+      if (!isDataURI(wasmBinaryFile)) {
+        wasmBinaryFile = locateFile(wasmBinaryFile)
+      }
+    } else {
+      wasmBinaryFile = new URL('BloscZarr.wasm', import.meta.url).href
     }
     function getBinary(file) {
       try {
@@ -417,26 +299,24 @@ var Compare = (() => {
         abort(err)
       }
     }
-    function getBinaryPromise() {
+    function getBinaryPromise(binaryFile) {
       if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
+        if (typeof fetch == 'function' && !isFileURI(binaryFile)) {
+          return fetch(binaryFile, { credentials: 'same-origin' })
             .then(function(response) {
               if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
+                throw "failed to load wasm binary file at '" + binaryFile + "'"
               }
               return response['arrayBuffer']()
             })
             .catch(function() {
-              return getBinary(wasmBinaryFile)
+              return getBinary(binaryFile)
             })
         } else {
           if (readAsync) {
             return new Promise(function(resolve, reject) {
               readAsync(
-                wasmBinaryFile,
+                binaryFile,
                 function(response) {
                   resolve(new Uint8Array(response))
                 },
@@ -447,70 +327,75 @@ var Compare = (() => {
         }
       }
       return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
+        return getBinary(binaryFile)
       })
     }
+    function instantiateArrayBuffer(binaryFile, imports, receiver) {
+      return getBinaryPromise(binaryFile)
+        .then(function(binary) {
+          return WebAssembly.instantiate(binary, imports)
+        })
+        .then(function(instance) {
+          return instance
+        })
+        .then(receiver, function(reason) {
+          err('failed to asynchronously prepare wasm: ' + reason)
+          abort(reason)
+        })
+    }
+    function instantiateAsync(binary, binaryFile, imports, callback) {
+      if (
+        !binary &&
+        typeof WebAssembly.instantiateStreaming == 'function' &&
+        !isDataURI(binaryFile) &&
+        !isFileURI(binaryFile) &&
+        !ENVIRONMENT_IS_NODE &&
+        typeof fetch == 'function'
+      ) {
+        return fetch(binaryFile, { credentials: 'same-origin' }).then(function(
+          response
+        ) {
+          var result = WebAssembly.instantiateStreaming(response, imports)
+          return result.then(callback, function(reason) {
+            err('wasm streaming compile failed: ' + reason)
+            err('falling back to ArrayBuffer instantiation')
+            return instantiateArrayBuffer(binaryFile, imports, callback)
+          })
+        })
+      } else {
+        return instantiateArrayBuffer(binaryFile, imports, callback)
+      }
+    }
     function createWasm() {
-      var info = { a: asmLibraryArg }
+      var info = { a: wasmImports }
       function receiveInstance(instance, module) {
         var exports = instance.exports
         Module['asm'] = exports
         wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        updateMemoryViews()
         wasmTable = Module['asm']['D']
         addOnInit(Module['asm']['t'])
         removeRunDependency('wasm-instantiate')
+        return exports
       }
       addRunDependency('wasm-instantiate')
       function receiveInstantiationResult(result) {
         receiveInstance(result['instance'])
       }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
       if (Module['instantiateWasm']) {
         try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
+          return Module['instantiateWasm'](info, receiveInstance)
         } catch (e) {
           err('Module.instantiateWasm callback failed with error: ' + e)
           readyPromiseReject(e)
         }
       }
-      instantiateAsync().catch(readyPromiseReject)
+      instantiateAsync(
+        wasmBinary,
+        wasmBinaryFile,
+        info,
+        receiveInstantiationResult
+      ).catch(readyPromiseReject)
       return {}
     }
     var tempDouble
@@ -529,33 +414,33 @@ var Compare = (() => {
       this.excPtr = excPtr
       this.ptr = excPtr - 24
       this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
+        HEAPU32[(this.ptr + 4) >>> 2] = type
       }
       this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
+        return HEAPU32[(this.ptr + 4) >>> 2]
       }
       this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
+        HEAPU32[(this.ptr + 8) >>> 2] = destructor
       }
       this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
+        return HEAPU32[(this.ptr + 8) >>> 2]
       }
       this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
+        HEAP32[this.ptr >>> 2] = refcount
       }
       this.set_caught = function(caught) {
         caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
+        HEAP8[(this.ptr + 12) >>> 0] = caught
       }
       this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
+        return HEAP8[(this.ptr + 12) >>> 0] != 0
       }
       this.set_rethrown = function(rethrown) {
         rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
+        HEAP8[(this.ptr + 13) >>> 0] = rethrown
       }
       this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
+        return HEAP8[(this.ptr + 13) >>> 0] != 0
       }
       this.init = function(type, destructor) {
         this.set_adjusted_ptr(0)
@@ -566,24 +451,24 @@ var Compare = (() => {
         this.set_rethrown(false)
       }
       this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
+        var value = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = value + 1
       }
       this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
+        var prev = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = prev - 1
         return prev === 1
       }
       this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
+        HEAPU32[(this.ptr + 16) >>> 2] = adjustedPtr
       }
       this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
+        return HEAPU32[(this.ptr + 16) >>> 2]
       }
       this.get_exception_ptr = function() {
         var isPointer = ___cxa_is_pointer_type(this.get_type())
         if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
+          return HEAPU32[this.excPtr >>> 2]
         }
         var adjusted = this.get_adjusted_ptr()
         if (adjusted !== 0) return adjusted
@@ -597,10 +482,10 @@ var Compare = (() => {
       info.init(type, destructor)
       exceptionLast = ptr
       uncaughtExceptionCount++
-      throw ptr
+      throw exceptionLast
     }
     function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
+      HEAP32[___errno_location() >>> 2] = value
       return value
     }
     var PATH = {
@@ -673,23 +558,27 @@ var Compare = (() => {
         return PATH.normalize(l + '/' + r)
       },
     }
-    function getRandomDevice() {
+    function initRandomFill() {
       if (
         typeof crypto == 'object' &&
         typeof crypto['getRandomValues'] == 'function'
       ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
+        return view => crypto.getRandomValues(view)
       } else if (ENVIRONMENT_IS_NODE) {
         try {
           var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
+          var randomFillSync = crypto_module['randomFillSync']
+          if (randomFillSync) {
+            return view => crypto_module['randomFillSync'](view)
+          }
+          var randomBytes = crypto_module['randomBytes']
+          return view => (view.set(randomBytes(view.byteLength)), view)
         } catch (e) {}
       }
-      return () => abort('randomDevice')
+      abort('initRandomDevice')
+    }
+    function randomFill(view) {
+      return (randomFill = initRandomFill())(view)
     }
     var PATH_FS = {
       resolve: function() {
@@ -744,6 +633,57 @@ var Compare = (() => {
         return outputParts.join('/')
       },
     }
+    function lengthBytesUTF8(str) {
+      var len = 0
+      for (var i = 0; i < str.length; ++i) {
+        var c = str.charCodeAt(i)
+        if (c <= 127) {
+          len++
+        } else if (c <= 2047) {
+          len += 2
+        } else if (c >= 55296 && c <= 57343) {
+          len += 4
+          ++i
+        } else {
+          len += 3
+        }
+      }
+      return len
+    }
+    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
+      outIdx >>>= 0
+      if (!(maxBytesToWrite > 0)) return 0
+      var startIdx = outIdx
+      var endIdx = outIdx + maxBytesToWrite - 1
+      for (var i = 0; i < str.length; ++i) {
+        var u = str.charCodeAt(i)
+        if (u >= 55296 && u <= 57343) {
+          var u1 = str.charCodeAt(++i)
+          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
+        }
+        if (u <= 127) {
+          if (outIdx >= endIdx) break
+          heap[outIdx++ >>> 0] = u
+        } else if (u <= 2047) {
+          if (outIdx + 1 >= endIdx) break
+          heap[outIdx++ >>> 0] = 192 | (u >> 6)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else if (u <= 65535) {
+          if (outIdx + 2 >= endIdx) break
+          heap[outIdx++ >>> 0] = 224 | (u >> 12)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else {
+          if (outIdx + 3 >= endIdx) break
+          heap[outIdx++ >>> 0] = 240 | (u >> 18)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 12) & 63)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        }
+      }
+      heap[outIdx >>> 0] = 0
+      return outIdx - startIdx
+    }
     function intArrayFromString(stringy, dontAddNull, length) {
       var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
       var u8array = new Array(len)
@@ -982,6 +922,7 @@ var Compare = (() => {
         return new Uint8Array(node.contents)
       },
       expandFileStorage: function(node, newCapacity) {
+        newCapacity >>>= 0
         var prevCapacity = node.contents ? node.contents.length : 0
         if (prevCapacity >= newCapacity) return
         var CAPACITY_DOUBLING_MAX = 1024 * 1024
@@ -998,6 +939,7 @@ var Compare = (() => {
           node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
       },
       resizeFileStorage: function(node, newSize) {
+        newSize >>>= 0
         if (node.usedBytes == newSize) return
         if (newSize == 0) {
           node.contents = null
@@ -1188,7 +1130,7 @@ var Compare = (() => {
           var ptr
           var allocated
           var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
+          if (!(flags & 2) && contents.buffer === HEAP8.buffer) {
             allocated = false
             ptr = contents.byteOffset
           } else {
@@ -1208,7 +1150,8 @@ var Compare = (() => {
             if (!ptr) {
               throw new FS.ErrnoError(48)
             }
-            HEAP8.set(contents, ptr)
+            ptr >>>= 0
+            HEAP8.set(contents, ptr >>> 0)
           }
           return { ptr: ptr, allocated: allocated }
         },
@@ -1245,7 +1188,7 @@ var Compare = (() => {
       isWindows: false,
       staticInit: () => {
         NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
+        var flags = process.binding('constants')
         if (flags['fs']) {
           flags = flags['fs']
         }
@@ -2357,6 +2300,7 @@ var Compare = (() => {
         return stream.position
       },
       read: (stream, buffer, offset, length, position) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2389,6 +2333,7 @@ var Compare = (() => {
         return bytesRead
       },
       write: (stream, buffer, offset, length, position, canOwn) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2459,6 +2404,7 @@ var Compare = (() => {
         return stream.stream_ops.mmap(stream, length, position, prot, flags)
       },
       msync: (stream, buffer, offset, length, mmapFlags) => {
+        offset >>>= 0
         if (!stream.stream_ops.msync) {
           return 0
         }
@@ -2542,9 +2488,16 @@ var Compare = (() => {
         TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
         FS.mkdev('/dev/tty', FS.makedev(5, 0))
         FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
+        var randomBuffer = new Uint8Array(1024),
+          randomLeft = 0
+        var randomByte = () => {
+          if (randomLeft === 0) {
+            randomLeft = randomFill(randomBuffer).byteLength
+          }
+          return randomBuffer[--randomLeft]
+        }
+        FS.createDevice('/dev', 'random', randomByte)
+        FS.createDevice('/dev', 'urandom', randomByte)
         FS.mkdir('/dev/shm')
         FS.mkdir('/dev/shm/tmp')
       },
@@ -2600,6 +2553,7 @@ var Compare = (() => {
       ensureErrnoError: () => {
         if (FS.ErrnoError) return
         FS.ErrnoError = function ErrnoError(errno, node) {
+          this.name = 'ErrnoError'
           this.node = node
           this.setErrno = function(errno) {
             this.errno = errno
@@ -3022,114 +2976,51 @@ var Compare = (() => {
           processData(url)
         }
       },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+    }
+    var UTF8Decoder =
+      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
+    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
+      idx >>>= 0
+      var endIdx = idx + maxBytesToRead
+      var endPtr = idx
+      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
+      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
+        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
+      }
+      var str = ''
+      while (idx < endPtr) {
+        var u0 = heapOrArray[idx++]
+        if (!(u0 & 128)) {
+          str += String.fromCharCode(u0)
+          continue
         }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
+        var u1 = heapOrArray[idx++] & 63
+        if ((u0 & 224) == 192) {
+          str += String.fromCharCode(((u0 & 31) << 6) | u1)
+          continue
         }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+        var u2 = heapOrArray[idx++] & 63
+        if ((u0 & 240) == 224) {
+          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
+        } else {
+          u0 =
+            ((u0 & 7) << 18) |
+            (u1 << 12) |
+            (u2 << 6) |
+            (heapOrArray[idx++] & 63)
         }
-        openRequest.onerror = onerror
-      },
+        if (u0 < 65536) {
+          str += String.fromCharCode(u0)
+        } else {
+          var ch = u0 - 65536
+          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
+        }
+      }
+      return str
+    }
+    function UTF8ToString(ptr, maxBytesToRead) {
+      ptr >>>= 0
+      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
     }
     var SYSCALLS = {
       DEFAULT_POLLMASK: 5,
@@ -3165,13 +3056,13 @@ var Compare = (() => {
           }
           throw e
         }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
+        HEAP32[buf >>> 2] = stat.dev
+        HEAP32[(buf + 8) >>> 2] = stat.ino
+        HEAP32[(buf + 12) >>> 2] = stat.mode
+        HEAPU32[(buf + 16) >>> 2] = stat.nlink
+        HEAP32[(buf + 20) >>> 2] = stat.uid
+        HEAP32[(buf + 24) >>> 2] = stat.gid
+        HEAP32[(buf + 28) >>> 2] = stat.rdev
         ;(tempI64 = [
           stat.size >>> 0,
           ((tempDouble = stat.size),
@@ -3185,10 +3076,10 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
+          (HEAP32[(buf + 40) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 44) >>> 2] = tempI64[1])
+        HEAP32[(buf + 48) >>> 2] = 4096
+        HEAP32[(buf + 52) >>> 2] = stat.blocks
         var atime = stat.atime.getTime()
         var mtime = stat.mtime.getTime()
         var ctime = stat.ctime.getTime()
@@ -3205,9 +3096,9 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
+          (HEAP32[(buf + 56) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 60) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 64) >>> 2] = (atime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(mtime / 1e3) >>> 0,
           ((tempDouble = Math.floor(mtime / 1e3)),
@@ -3221,9 +3112,9 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
+          (HEAP32[(buf + 72) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 76) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 80) >>> 2] = (mtime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(ctime / 1e3) >>> 0,
           ((tempDouble = Math.floor(ctime / 1e3)),
@@ -3237,9 +3128,9 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
+          (HEAP32[(buf + 88) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 92) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 96) >>> 2] = (ctime % 1e3) * 1e3
         ;(tempI64 = [
           stat.ino >>> 0,
           ((tempDouble = stat.ino),
@@ -3253,8 +3144,8 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
+          (HEAP32[(buf + 104) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 108) >>> 2] = tempI64[1])
         return 0
       },
       doMsync: function(addr, stream, len, flags, offset) {
@@ -3264,13 +3155,14 @@ var Compare = (() => {
         if (flags & 2) {
           return 0
         }
+        addr >>>= 0
         var buffer = HEAPU8.slice(addr, addr + len)
         FS.msync(stream, buffer, offset, len, flags)
       },
       varargs: undefined,
       get: function() {
         SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
+        var ret = HEAP32[(SYSCALLS.varargs - 4) >>> 2]
         return ret
       },
       getStr: function(ptr) {
@@ -3310,7 +3202,7 @@ var Compare = (() => {
           case 5: {
             var arg = SYSCALLS.get()
             var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
+            HEAP16[(arg + offset) >>> 1] = 2
             return 0
           }
           case 6:
@@ -3327,10 +3219,13 @@ var Compare = (() => {
           }
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
+    function stringToUTF8(str, outPtr, maxBytesToWrite) {
+      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
+    }
     function ___syscall_getcwd(buf, size) {
       try {
         if (size === 0) return -28
@@ -3340,7 +3235,7 @@ var Compare = (() => {
         stringToUTF8(cwd, buf, size)
         return cwdLengthInBytes
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3366,7 +3261,7 @@ var Compare = (() => {
           case 21519: {
             if (!stream.tty) return -59
             var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
+            HEAP32[argp >>> 2] = 0
             return 0
           }
           case 21520: {
@@ -3389,7 +3284,7 @@ var Compare = (() => {
             return -28
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3401,7 +3296,7 @@ var Compare = (() => {
         var mode = varargs ? SYSCALLS.get() : 0
         return FS.open(path, flags, mode).fd
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3412,12 +3307,12 @@ var Compare = (() => {
         if (bufsize <= 0) return -28
         var ret = FS.readlink(path)
         var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
+        var endChar = HEAP8[(buf + len) >>> 0]
         stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
+        HEAP8[(buf + len) >>> 0] = endChar
         return len
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3426,7 +3321,7 @@ var Compare = (() => {
         path = SYSCALLS.getStr(path)
         return SYSCALLS.doStat(FS.stat, path, buf)
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3434,15 +3329,16 @@ var Compare = (() => {
       abort('')
     }
     function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
+      HEAPU8.copyWithin(dest >>> 0, src >>> 0, (src + num) >>> 0)
     }
     function getHeapMax() {
-      return 2147483648
+      return 4294901760
     }
     function emscripten_realloc_buffer(size) {
+      var b = wasmMemory.buffer
       try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        wasmMemory.grow((size - b.byteLength + 65535) >>> 16)
+        updateMemoryViews()
         return 1
       } catch (e) {}
     }
@@ -3506,30 +3402,30 @@ var Compare = (() => {
       }
       return getEnvStrings.strings
     }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
+    function stringToAscii(str, buffer) {
       for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
       }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
+      HEAP8[buffer >>> 0] = 0
     }
     function _environ_get(__environ, environ_buf) {
       var bufSize = 0
       getEnvStrings().forEach(function(string, i) {
         var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
+        HEAPU32[(__environ + i * 4) >>> 2] = ptr
+        stringToAscii(string, ptr)
         bufSize += string.length + 1
       })
       return 0
     }
     function _environ_sizes_get(penviron_count, penviron_buf_size) {
       var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
+      HEAPU32[penviron_count >>> 2] = strings.length
       var bufSize = 0
       strings.forEach(function(string) {
         bufSize += string.length + 1
       })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
+      HEAPU32[penviron_buf_size >>> 2] = bufSize
       return 0
     }
     function _proc_exit(code) {
@@ -3551,20 +3447,23 @@ var Compare = (() => {
         FS.close(stream)
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doReadv(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.read(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
         if (curr < len) break
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3572,10 +3471,10 @@ var Compare = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
@@ -3603,25 +3502,28 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
+          (HEAP32[newOffset >>> 2] = tempI64[0]),
+          (HEAP32[(newOffset + 4) >>> 2] = tempI64[1])
         if (stream.getdents && offset === 0 && whence === 0)
           stream.getdents = null
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doWritev(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.write(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3629,31 +3531,31 @@ var Compare = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
-    function __isLeapYear(year) {
+    function isLeapYear(year) {
       return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
     }
-    function __arraySum(array, index) {
+    function arraySum(array, index) {
       var sum = 0
       for (var i = 0; i <= index; sum += array[i++]) {}
       return sum
     }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
+    var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    function addDays(date, days) {
       var newDate = new Date(date.getTime())
       while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
+        var leap = isLeapYear(newDate.getFullYear())
         var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
+        var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[
+          currentMonth
+        ]
         if (days > daysInCurrentMonth - newDate.getDate()) {
           days -= daysInCurrentMonth - newDate.getDate() + 1
           newDate.setDate(1)
@@ -3671,21 +3573,21 @@ var Compare = (() => {
       return newDate
     }
     function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
+      HEAP8.set(array, buffer >>> 0)
     }
     function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
+      var tm_zone = HEAP32[(tm + 40) >>> 2]
       var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
+        tm_sec: HEAP32[tm >>> 2],
+        tm_min: HEAP32[(tm + 4) >>> 2],
+        tm_hour: HEAP32[(tm + 8) >>> 2],
+        tm_mday: HEAP32[(tm + 12) >>> 2],
+        tm_mon: HEAP32[(tm + 16) >>> 2],
+        tm_year: HEAP32[(tm + 20) >>> 2],
+        tm_wday: HEAP32[(tm + 24) >>> 2],
+        tm_yday: HEAP32[(tm + 28) >>> 2],
+        tm_isdst: HEAP32[(tm + 32) >>> 2],
+        tm_gmtoff: HEAP32[(tm + 36) >>> 2],
         tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
       }
       var pattern = UTF8ToString(format)
@@ -3789,7 +3691,7 @@ var Compare = (() => {
         }
       }
       function getWeekBasedYear(date) {
-        var thisDate = __addDays(
+        var thisDate = addDays(
           new Date(date.tm_year + 1900, 0, 1),
           date.tm_yday
         )
@@ -3848,10 +3750,10 @@ var Compare = (() => {
         '%j': function(date) {
           return leadingNulls(
             date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
+              arraySum(
+                isLeapYear(date.tm_year + 1900)
+                  ? MONTH_DAYS_LEAP
+                  : MONTH_DAYS_REGULAR,
                 date.tm_mon - 1
               ),
             3
@@ -3897,13 +3799,13 @@ var Compare = (() => {
             var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
             if (
               dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
+              (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1))
             ) {
               val++
             }
           } else if (val == 53) {
             var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
+            if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1
           }
           return leadingNulls(val, 2)
         },
@@ -3960,10 +3862,10 @@ var Compare = (() => {
       }
       quit_(1, e)
     }
-    function allocateUTF8OnStack(str) {
+    function stringToUTF8OnStack(str) {
       var size = lengthBytesUTF8(str) + 1
       var ret = stackAlloc(size)
-      stringToUTF8Array(str, HEAP8, ret, size)
+      stringToUTF8(str, ret, size)
       return ret
     }
     function getCFunc(ident) {
@@ -3975,9 +3877,7 @@ var Compare = (() => {
         string: str => {
           var ret = 0
           if (str !== null && str !== undefined && str !== 0) {
-            var len = (str.length << 2) + 1
-            ret = stackAlloc(len)
-            stringToUTF8(str, ret, len)
+            ret = stringToUTF8OnStack(str)
           }
           return ret
         },
@@ -4017,10 +3917,9 @@ var Compare = (() => {
       return ret
     }
     function cwrap(ident, returnType, argTypes, opts) {
-      argTypes = argTypes || []
-      var numericArgs = argTypes.every(
-        type => type === 'number' || type === 'boolean'
-      )
+      var numericArgs =
+        !argTypes ||
+        argTypes.every(type => type === 'number' || type === 'boolean')
       var numericRet = returnType !== 'string'
       if (numericRet && numericArgs && !opts) {
         return getCFunc(ident)
@@ -4029,10 +3928,17 @@ var Compare = (() => {
         return ccall(ident, returnType, argTypes, arguments, opts)
       }
     }
+    function writeAsciiToMemory(str, buffer, dontAddNull) {
+      for (var i = 0; i < str.length; ++i) {
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
+      }
+      if (!dontAddNull) HEAP8[buffer >>> 0] = 0
+    }
     function AsciiToString(ptr) {
+      ptr >>>= 0
       var str = ''
       while (1) {
-        var ch = HEAPU8[ptr++ >> 0]
+        var ch = HEAPU8[ptr++ >>> 0]
         if (!ch) return str
         str += String.fromCharCode(ch)
       }
@@ -4215,20 +4121,20 @@ var Compare = (() => {
       EOWNERDEAD: 62,
       ESTRPIPE: 135,
     }
-    var asmLibraryArg = {
-      b: ___cxa_throw,
+    var wasmImports = {
+      a: ___cxa_throw,
       d: ___syscall_fcntl64,
       r: ___syscall_getcwd,
       i: ___syscall_ioctl,
       j: ___syscall_openat,
       n: ___syscall_readlinkat,
       o: ___syscall_stat64,
-      c: _abort,
+      b: _abort,
       f: _emscripten_memcpy_big,
       m: _emscripten_resize_heap,
       p: _environ_get,
       q: _environ_sizes_get,
-      a: _exit,
+      c: _exit,
       e: _fd_close,
       h: _fd_read,
       k: _fd_seek,
@@ -4236,20 +4142,24 @@ var Compare = (() => {
       l: _strftime_l,
     }
     var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
+    var ___wasm_call_ctors = function() {
+      return (___wasm_call_ctors = Module['asm']['t']).apply(null, arguments)
+    }
     var _main = (Module['_main'] = function() {
       return (_main = Module['_main'] = Module['asm']['u']).apply(
         null,
         arguments
       )
     })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
+    var _malloc = function() {
+      return (_malloc = Module['asm']['malloc']).apply(null, arguments)
+    }
+    var _free = function() {
+      return (_free = Module['asm']['free']).apply(null, arguments)
+    }
+    var ___errno_location = function() {
+      return (___errno_location = Module['asm']['v']).apply(null, arguments)
+    }
     var _itk_wasm_input_array_alloc = (Module[
       '_itk_wasm_input_array_alloc'
     ] = function() {
@@ -4296,30 +4206,21 @@ var Compare = (() => {
       return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
         Module['asm']['C']).apply(null, arguments)
     })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
+    var stackSave = function() {
+      return (stackSave = Module['asm']['E']).apply(null, arguments)
+    }
+    var stackRestore = function() {
+      return (stackRestore = Module['asm']['F']).apply(null, arguments)
+    }
+    var stackAlloc = function() {
+      return (stackAlloc = Module['asm']['G']).apply(null, arguments)
+    }
+    var ___cxa_is_pointer_type = function() {
+      return (___cxa_is_pointer_type = Module['asm']['H']).apply(
         null,
         arguments
       )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
+    }
     Module['addRunDependency'] = addRunDependency
     Module['removeRunDependency'] = removeRunDependency
     Module['FS_createPath'] = FS.createPath
@@ -4329,6 +4230,8 @@ var Compare = (() => {
     Module['FS_createDevice'] = FS.createDevice
     Module['FS_unlink'] = FS.unlink
     Module['callMain'] = callMain
+    Module['stackSave'] = stackSave
+    Module['stackRestore'] = stackRestore
     Module['ccall'] = ccall
     Module['cwrap'] = cwrap
     Module['AsciiToString'] = AsciiToString
@@ -4339,17 +4242,16 @@ var Compare = (() => {
       if (!calledRun) run()
       if (!calledRun) dependenciesFulfilled = runCaller
     }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
+    function callMain(args = []) {
+      var entryFunction = _main
       args.unshift(thisProgram)
       var argc = args.length
       var argv = stackAlloc((argc + 1) * 4)
       var argv_ptr = argv >> 2
       args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
+        HEAP32[argv_ptr++ >>> 0] = stringToUTF8OnStack(arg)
       })
-      HEAP32[argv_ptr] = 0
+      HEAP32[argv_ptr >>> 0] = 0
       try {
         var ret = entryFunction(argc, argv)
         exitJS(ret, true)
@@ -4358,8 +4260,7 @@ var Compare = (() => {
         return handleException(e)
       }
     }
-    function run(args) {
-      args = args || arguments_
+    function run(args = arguments_) {
       if (runDependencies > 0) {
         return
       }
@@ -4407,8 +4308,8 @@ var Compare = (() => {
       }
       var path = require('path')
       var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
+      if (containingDir === '/') {
+        throw new Error('Cannot mount root directory')
       }
       var currentDir = '/'
       var splitContainingDir = containingDir.split(path.sep)
@@ -4430,6 +4331,32 @@ var Compare = (() => {
       var containingDir = path.dirname(filePath)
       FS.unmount(containingDir)
     }
+    Module.mountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      if (dir === '/') {
+        throw new Error('Cannot mount root directory')
+      }
+      var currentDir = '/'
+      var path = require('path')
+      var splitDir = dir.split(path.sep)
+      for (var ii = 1; ii < splitDir.length; ii++) {
+        currentDir += splitDir[ii]
+        if (!FS.analyzePath(currentDir).exists) {
+          FS.mkdir(currentDir)
+        }
+        currentDir += '/'
+      }
+      FS.mount(NODEFS, { root: dir }, currentDir)
+      return currentDir
+    }
+    Module.unmountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      FS.unmount(dir)
+    }
     Module.fs_mkdirs = function(dirs) {
       var currentDir = '/'
       var splitDirs = dirs.split('/')
@@ -4463,13 +4390,7 @@ var Compare = (() => {
       return FS.close(stream)
     }
 
-    return Compare.ready
+    return BloscZarr.ready
   }
 })()
-if (typeof exports === 'object' && typeof module === 'object')
-  module.exports = Compare
-else if (typeof define === 'function' && define['amd'])
-  define([], function() {
-    return Compare
-  })
-else if (typeof exports === 'object') exports['Compare'] = Compare
+export default BloscZarr
diff --git a/src/Compression/blosc-zarr/emscripten-build/BloscZarr.wasm b/src/Compression/blosc-zarr/emscripten-build/BloscZarr.wasm
new file mode 100755
index 000000000..b5f449e8f
Binary files /dev/null and b/src/Compression/blosc-zarr/emscripten-build/BloscZarr.wasm differ
diff --git a/src/Compression/blosc-zarr/emscripten-build/BloscZarr.wasm.zst b/src/Compression/blosc-zarr/emscripten-build/BloscZarr.wasm.zst
new file mode 100755
index 000000000..66c943533
Binary files /dev/null and b/src/Compression/blosc-zarr/emscripten-build/BloscZarr.wasm.zst differ
diff --git a/src/Compression/blosc-zarr/web-build/BloscZarr.js b/src/Compression/blosc-zarr/web-build/BloscZarr.js
deleted file mode 100644
index b862cd9df..000000000
--- a/src/Compression/blosc-zarr/web-build/BloscZarr.js
+++ /dev/null
@@ -1,16 +0,0 @@
-
-var BloscZarr = (() => {
-  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
-  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
-  return (
-function(BloscZarr) {
-  BloscZarr = BloscZarr || {};
-
-null;var Module=typeof BloscZarr!="undefined"?BloscZarr:{};var readyPromiseResolve,readyPromiseReject;Module["ready"]=new Promise(function(resolve,reject){readyPromiseResolve=resolve;readyPromiseReject=reject});var mStdout=null;var mStderr=null;Module["resetModuleStdout"]=function(){mStdout=""};Module["resetModuleStderr"]=function(){mStderr=""};Module["print"]=function(text){console.log(text);mStdout+=text+"\n"};Module["printErr"]=function(text){console.error(text);mStderr+=text+"\n"};Module["getModuleStdout"]=function(){return mStdout};Module["getModuleStderr"]=function(){return mStderr};var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var ENVIRONMENT_IS_WEB=typeof window=="object";var ENVIRONMENT_IS_WORKER=typeof importScripts=="function";var ENVIRONMENT_IS_NODE=typeof process=="object"&&typeof process.versions=="object"&&typeof process.versions.node=="string";var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary,setWindowTitle;function logExceptionOnExit(e){if(e instanceof ExitStatus)return;let toLog=e;err("exiting due to exception: "+toLog)}var fs;var nodePath;var requireNodeFS;if(ENVIRONMENT_IS_NODE){if(ENVIRONMENT_IS_WORKER){scriptDirectory=require("path").dirname(scriptDirectory)+"/"}else{scriptDirectory=__dirname+"/"}requireNodeFS=(()=>{if(!nodePath){fs=require("fs");nodePath=require("path")}});read_=function shell_read(filename,binary){requireNodeFS();filename=nodePath["normalize"](filename);return fs.readFileSync(filename,binary?undefined:"utf8")};readBinary=(filename=>{var ret=read_(filename,true);if(!ret.buffer){ret=new Uint8Array(ret)}return ret});readAsync=((filename,onload,onerror)=>{requireNodeFS();filename=nodePath["normalize"](filename);fs.readFile(filename,function(err,data){if(err)onerror(err);else onload(data.buffer)})});if(process["argv"].length>1){thisProgram=process["argv"][1].replace(/\\/g,"/")}arguments_=process["argv"].slice(2);process["on"]("uncaughtException",function(ex){if(!(ex instanceof ExitStatus)){throw ex}});process["on"]("unhandledRejection",function(reason){throw reason});quit_=((status,toThrow)=>{if(keepRuntimeAlive()){process["exitCode"]=status;throw toThrow}logExceptionOnExit(toThrow);process["exit"](status)});Module["inspect"]=function(){return"[Emscripten Module object]"}}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(_scriptDir){scriptDirectory=_scriptDir}if(scriptDirectory.indexOf("blob:")!==0){scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}else{scriptDirectory=""}{read_=(url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText});if(ENVIRONMENT_IS_WORKER){readBinary=(url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)})}readAsync=((url,onload,onerror)=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=(()=>{if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response);return}onerror()});xhr.onerror=onerror;xhr.send(null)})}setWindowTitle=(title=>document.title=title)}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.warn.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var noExitRuntime=Module["noExitRuntime"]||true;if(typeof WebAssembly!="object"){abort("no native wasm support detected")}var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}function getCFunc(ident){var func=Module["_"+ident];return func}function ccall(ident,returnType,argTypes,args,opts){var toC={"string":function(str){var ret=0;if(str!==null&&str!==undefined&&str!==0){var len=(str.length<<2)+1;ret=stackAlloc(len);stringToUTF8(str,ret,len)}return ret},"array":function(arr){var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string")return UTF8ToString(ret);if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;i<args.length;i++){var converter=toC[argTypes[i]];if(converter){if(stack===0)stack=stackSave();cArgs[i]=converter(args[i])}else{cArgs[i]=args[i]}}}var ret=func.apply(null,cArgs);function onDone(ret){if(stack!==0)stackRestore(stack);return convertReturnValue(ret)}ret=onDone(ret);return ret}function cwrap(ident,returnType,argTypes,opts){argTypes=argTypes||[];var numericArgs=argTypes.every(function(type){return type==="number"});var numericRet=returnType!=="string";if(numericRet&&numericArgs&&!opts){return getCFunc(ident)}return function(){return ccall(ident,returnType,argTypes,arguments,opts)}}var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;function UTF8ArrayToString(heap,idx,maxBytesToRead){var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heap[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heap.subarray&&UTF8Decoder){return UTF8Decoder.decode(heap.subarray(idx,endPtr))}else{var str="";while(idx<endPtr){var u0=heap[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heap[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heap[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u0=(u0&7)<<18|u1<<12|u2<<6|heap[idx++]&63}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}}return str}function UTF8ToString(ptr,maxBytesToRead){return ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):""}function stringToUTF8Array(str,heap,outIdx,maxBytesToWrite){if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx}function stringToUTF8(str,outPtr,maxBytesToWrite){return stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite)}function lengthBytesUTF8(str){var len=0;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343)u=65536+((u&1023)<<10)|str.charCodeAt(++i)&1023;if(u<=127)++len;else if(u<=2047)len+=2;else if(u<=65535)len+=3;else len+=4}return len}function AsciiToString(ptr){var str="";while(1){var ch=HEAPU8[ptr++>>0];if(!ch)return str;str+=String.fromCharCode(ch)}}function allocateUTF8OnStack(str){var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8Array(str,HEAP8,ret,size);return ret}function writeArrayToMemory(array,buffer){HEAP8.set(array,buffer)}function writeAsciiToMemory(str,buffer,dontAddNull){for(var i=0;i<str.length;++i){HEAP8[buffer++>>0]=str.charCodeAt(i)}if(!dontAddNull)HEAP8[buffer>>0]=0}function alignUp(x,multiple){if(x%multiple>0){x+=multiple-x%multiple}return x}var buffer,HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateGlobalBufferAndViews(buf){buffer=buf;Module["HEAP8"]=HEAP8=new Int8Array(buf);Module["HEAP16"]=HEAP16=new Int16Array(buf);Module["HEAP32"]=HEAP32=new Int32Array(buf);Module["HEAPU8"]=HEAPU8=new Uint8Array(buf);Module["HEAPU16"]=HEAPU16=new Uint16Array(buf);Module["HEAPU32"]=HEAPU32=new Uint32Array(buf);Module["HEAPF32"]=HEAPF32=new Float32Array(buf);Module["HEAPF64"]=HEAPF64=new Float64Array(buf)}var INITIAL_MEMORY=Module["INITIAL_MEMORY"]||16777216;var wasmTable;var __ATPRERUN__=[];var __ATINIT__=[];var __ATMAIN__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;var runtimeKeepaliveCounter=0;function keepRuntimeAlive(){return noExitRuntime||runtimeKeepaliveCounter>0}function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();callRuntimeCallbacks(__ATINIT__)}function preMain(){callRuntimeCallbacks(__ATMAIN__)}function exitRuntime(){runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}}function removeRunDependency(id){runDependencies--;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}Module["preloadedImages"]={};Module["preloadedAudios"]={};function abort(what){{if(Module["onAbort"]){Module["onAbort"](what)}}what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -s ASSERTIONS=1 for more info.";var e=new WebAssembly.RuntimeError(what);readyPromiseReject(e);throw e}var dataURIPrefix="data:application/octet-stream;base64,";function isDataURI(filename){return filename.startsWith(dataURIPrefix)}function isFileURI(filename){return filename.startsWith("file://")}var wasmBinaryFile;wasmBinaryFile="BloscZarr.wasm";if(!isDataURI(wasmBinaryFile)){wasmBinaryFile=locateFile(wasmBinaryFile)}function getBinary(file){try{if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}else{throw"both async and sync fetching of the wasm failed"}}catch(err){abort(err)}}function getBinaryPromise(){if(!wasmBinary&&(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER)){if(typeof fetch=="function"&&!isFileURI(wasmBinaryFile)){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){if(!response["ok"]){throw"failed to load wasm binary file at '"+wasmBinaryFile+"'"}return response["arrayBuffer"]()}).catch(function(){return getBinary(wasmBinaryFile)})}else{if(readAsync){return new Promise(function(resolve,reject){readAsync(wasmBinaryFile,function(response){resolve(new Uint8Array(response))},reject)})}}}return Promise.resolve().then(function(){return getBinary(wasmBinaryFile)})}function createWasm(){var info={"a":asmLibraryArg};function receiveInstance(instance,module){var exports=instance.exports;Module["asm"]=exports;wasmMemory=Module["asm"]["u"];updateGlobalBufferAndViews(wasmMemory.buffer);wasmTable=Module["asm"]["y"];addOnInit(Module["asm"]["v"]);removeRunDependency("wasm-instantiate")}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}function instantiateArrayBuffer(receiver){return getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then(receiver,function(reason){err("failed to asynchronously prepare wasm: "+reason);abort(reason)})}function instantiateAsync(){if(!wasmBinary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(wasmBinaryFile)&&!isFileURI(wasmBinaryFile)&&typeof fetch=="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){var result=WebAssembly.instantiateStreaming(response,info);return result.then(receiveInstantiationResult,function(reason){err("wasm streaming compile failed: "+reason);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(receiveInstantiationResult)})})}else{return instantiateArrayBuffer(receiveInstantiationResult)}}if(Module["instantiateWasm"]){try{var exports=Module["instantiateWasm"](info,receiveInstance);return exports}catch(e){err("Module.instantiateWasm callback failed with error: "+e);return false}}instantiateAsync().catch(readyPromiseReject);return{}}var tempDouble;var tempI64;function callRuntimeCallbacks(callbacks){while(callbacks.length>0){var callback=callbacks.shift();if(typeof callback=="function"){callback(Module);continue}var func=callback.func;if(typeof func=="number"){if(callback.arg===undefined){getWasmTableEntry(func)()}else{getWasmTableEntry(func)(callback.arg)}}else{func(callback.arg===undefined?null:callback.arg)}}}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function handleException(e){if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)}function ___cxa_allocate_exception(size){return _malloc(size+16)+16}function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-16;this.set_type=function(type){HEAP32[this.ptr+4>>2]=type};this.get_type=function(){return HEAP32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAP32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAP32[this.ptr+8>>2]};this.set_refcount=function(refcount){HEAP32[this.ptr>>2]=refcount};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return HEAP8[this.ptr+12>>0]!=0};this.set_rethrown=function(rethrown){rethrown=rethrown?1:0;HEAP8[this.ptr+13>>0]=rethrown};this.get_rethrown=function(){return HEAP8[this.ptr+13>>0]!=0};this.init=function(type,destructor){this.set_type(type);this.set_destructor(destructor);this.set_refcount(0);this.set_caught(false);this.set_rethrown(false)};this.add_ref=function(){var value=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=value+1};this.release_ref=function(){var prev=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=prev-1;return prev===1}}var exceptionLast=0;var uncaughtExceptionCount=0;function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}var PATH={splitPath:function(filename){var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:function(parts,allowAboveRoot){var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:function(path){var isAbsolute=path.charAt(0)==="/",trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(function(p){return!!p}),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:function(path){var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:function(path){if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},extname:function(path){return PATH.splitPath(path)[3]},join:function(){var paths=Array.prototype.slice.call(arguments,0);return PATH.normalize(paths.join("/"))},join2:function(l,r){return PATH.normalize(l+"/"+r)}};function getRandomDevice(){if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){var randomBuffer=new Uint8Array(1);return function(){crypto.getRandomValues(randomBuffer);return randomBuffer[0]}}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require("crypto");return function(){return crypto_module["randomBytes"](1)[0]}}catch(e){}}return function(){abort("randomDevice")}}var PATH_FS={resolve:function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=path.charAt(0)==="/"}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(function(p){return!!p}),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:function(from,to){from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}};var TTY={ttys:[],init:function(){},shutdown:function(){},register:function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open:function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close:function(stream){stream.tty.ops.flush(stream.tty)},flush:function(stream){stream.tty.ops.flush(stream.tty)},read:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}},default_tty_ops:{get_char:function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function mmapAlloc(size){abort()}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size},write:function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length},llseek:function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position},allocate:function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)},mmap:function(stream,address,length,position,prot,flags){if(address!==0){throw new FS.ErrnoError(28)}if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}},msync:function(stream,buffer,offset,length,mmapFlags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(mmapFlags&2){return 0}var bytesWritten=MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};function asyncLoad(url,onload,onerror,noRunDep){var dep=!noRunDep?getUniqueRunDependency("al "+url):"";readAsync(url,function(arrayBuffer){assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},function(event){if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}});if(dep)addRunDependency(dep)}var ERRNO_CODES={};var NODEFS={isWindows:false,staticInit:()=>{NODEFS.isWindows=!!process.platform.match(/^win/);var flags=process["binding"]("constants");if(flags["fs"]){flags=flags["fs"]}NODEFS.flagsForNodeMap={1024:flags["O_APPEND"],64:flags["O_CREAT"],128:flags["O_EXCL"],256:flags["O_NOCTTY"],0:flags["O_RDONLY"],2:flags["O_RDWR"],4096:flags["O_SYNC"],512:flags["O_TRUNC"],1:flags["O_WRONLY"],131072:flags["O_NOFOLLOW"]}},convertNodeCode:e=>{var code=e.code;return ERRNO_CODES[code]},mount:mount=>{return NODEFS.createNode(null,"/",NODEFS.getMode(mount.opts.root),0)},createNode:(parent,name,mode,dev)=>{if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(28)}var node=FS.createNode(parent,name,mode);node.node_ops=NODEFS.node_ops;node.stream_ops=NODEFS.stream_ops;return node},getMode:path=>{var stat;try{stat=fs.lstatSync(path);if(NODEFS.isWindows){stat.mode=stat.mode|(stat.mode&292)>>2}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}return stat.mode},realPath:node=>{var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join.apply(null,parts)},flagsForNode:flags=>{flags&=~2097152;flags&=~2048;flags&=~32768;flags&=~524288;flags&=~65536;var newFlags=0;for(var k in NODEFS.flagsForNodeMap){if(flags&k){newFlags|=NODEFS.flagsForNodeMap[k];flags^=k}}if(!flags){return newFlags}else{throw new FS.ErrnoError(28)}},node_ops:{getattr:node=>{var path=NODEFS.realPath(node);var stat;try{stat=fs.lstatSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}if(NODEFS.isWindows&&!stat.blksize){stat.blksize=4096}if(NODEFS.isWindows&&!stat.blocks){stat.blocks=(stat.size+stat.blksize-1)/stat.blksize|0}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr:(node,attr)=>{var path=NODEFS.realPath(node);try{if(attr.mode!==undefined){fs.chmodSync(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);fs.utimesSync(path,date,date)}if(attr.size!==undefined){fs.truncateSync(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},lookup:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);var mode=NODEFS.getMode(path);return NODEFS.createNode(parent,name,mode)},mknod:(parent,name,mode,dev)=>{var node=NODEFS.createNode(parent,name,mode,dev);var path=NODEFS.realPath(node);try{if(FS.isDir(node.mode)){fs.mkdirSync(path,node.mode)}else{fs.writeFileSync(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}return node},rename:(oldNode,newDir,newName)=>{var oldPath=NODEFS.realPath(oldNode);var newPath=PATH.join2(NODEFS.realPath(newDir),newName);try{fs.renameSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}oldNode.name=newName},unlink:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.unlinkSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},rmdir:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.rmdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},readdir:node=>{var path=NODEFS.realPath(node);try{return fs.readdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},symlink:(parent,newName,oldPath)=>{var newPath=PATH.join2(NODEFS.realPath(parent),newName);try{fs.symlinkSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},readlink:node=>{var path=NODEFS.realPath(node);try{path=fs.readlinkSync(path);path=nodePath.relative(nodePath.resolve(node.mount.opts.root),path);return path}catch(e){if(!e.code)throw e;if(e.code==="UNKNOWN")throw new FS.ErrnoError(28);throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}}},stream_ops:{open:stream=>{var path=NODEFS.realPath(stream.node);try{if(FS.isFile(stream.node.mode)){stream.nfd=fs.openSync(path,NODEFS.flagsForNode(stream.flags))}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},close:stream=>{try{if(FS.isFile(stream.node.mode)&&stream.nfd){fs.closeSync(stream.nfd)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},read:(stream,buffer,offset,length,position)=>{if(length===0)return 0;try{return fs.readSync(stream.nfd,Buffer.from(buffer.buffer),offset,length,position)}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},write:(stream,buffer,offset,length,position)=>{try{return fs.writeSync(stream.nfd,Buffer.from(buffer.buffer),offset,length,position)}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},llseek:(stream,offset,whence)=>{var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=fs.fstatSync(stream.nfd);position+=stat.size}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}}}if(position<0){throw new FS.ErrnoError(28)}return position},mmap:(stream,address,length,position,prot,flags)=>{if(address!==0){throw new FS.ErrnoError(28)}if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr=mmapAlloc(length);NODEFS.stream_ops.read(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(mmapFlags&2){return 0}var bytesWritten=NODEFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};for(var key in defaults){if(opts[key]===undefined){opts[key]=defaults[key]}}if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){};FS.FSStream.prototype={object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}}}}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}},mkdev:(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode,fd_start,fd_end)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false},fd_start,fd_end);if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,address,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,address,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS,"NODEFS":NODEFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}},getMode:(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{return null}},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node},createDevice:(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)},forceLoadFile:obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}else{return intArrayFromString(xhr.responseText||"",true)}};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});stream_ops.read=((stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size});node.stream_ops=stream_ops;return node},createPreloadedFile:(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=(()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)});openRequest.onsuccess=(()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=(()=>{ok++;if(ok+fail==total)finish()});putRequest.onerror=(()=>{fail++;if(ok+fail==total)finish()})});transaction.onerror=onerror});openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=(()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=(()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()});getRequest.onerror=(()=>{fail++;if(ok+fail==total)finish()})});transaction.onerror=onerror});openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(path[0]==="/"){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=0;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP32[buf+32>>2]=0;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;HEAP32[buf+56>>2]=stat.atime.getTime()/1e3|0;HEAP32[buf+60>>2]=0;HEAP32[buf+64>>2]=stat.mtime.getTime()/1e3|0;HEAP32[buf+68>>2]=0;HEAP32[buf+72>>2]=stat.ctime.getTime()/1e3|0;HEAP32[buf+76>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+80>>2]=tempI64[0],HEAP32[buf+84>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},doMkdir:function(path,mode){path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0},doMknod:function(path,mode,dev){switch(mode&61440){case 32768:case 8192:case 24576:case 4096:case 49152:break;default:return-28}FS.mknod(path,mode,dev);return 0},doReadlink:function(path,buf,bufsize){if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len},doAccess:function(path,amode){if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0},doDup:function(path,flags,suggestFD){var suggest=FS.getStream(suggestFD);if(suggest)FS.close(suggest);return FS.open(path,flags,0,suggestFD,suggestFD).fd},doReadv:function(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr<len)break}return ret},doWritev:function(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream},get64:function(low,high){return low}};function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.open(stream.path,stream.flags,0,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd);if(size<cwdLengthInBytes+1)return-68;stringToUTF8(cwd,buf,size);return buf}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:case 21505:{if(!stream.tty)return-59;return 0}case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:{if(!stream.tty)return-59;return 0}case 21519:{if(!stream.tty)return-59;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;return 0}case 21524:{if(!stream.tty)return-59;return 0}default:abort("bad ioctl syscall "+op)}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_open(path,flags,varargs){SYSCALLS.varargs=varargs;try{var pathname=SYSCALLS.getStr(path);var mode=varargs?SYSCALLS.get():0;var stream=FS.open(pathname,flags,mode);return stream.fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_readlink(path,buf,bufsize){try{path=SYSCALLS.getStr(path);return SYSCALLS.doReadlink(path,buf,bufsize)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function _abort(){abort("")}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function _emscripten_get_heap_max(){return 2147483648}function emscripten_realloc_buffer(size){try{wasmMemory.grow(size-buffer.byteLength+65535>>>16);updateGlobalBufferAndViews(wasmMemory.buffer);return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=_emscripten_get_heap_max();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}var ENV={};function getExecutableName(){return thisProgram||"./this.program"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAP32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAP32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAP32[penviron_buf_size>>2]=bufSize;return 0}function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4;HEAP8[pbuf>>0]=type;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_read(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=SYSCALLS.doReadv(stream,iov,iovcnt);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var stream=SYSCALLS.getStreamFromFD(fd);var HIGH_OFFSET=4294967296;var offset=offset_high*HIGH_OFFSET+(offset_low>>>0);var DOUBLE_LIMIT=9007199254740992;if(offset<=-DOUBLE_LIMIT||offset>=DOUBLE_LIMIT){return-61}FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=SYSCALLS.doWritev(stream,iov,iovcnt);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _getpwnam(){err("missing function: getpwnam");abort(-1)}function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}function __arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var __MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var __MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function __addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=__isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length<digits){str=character[0]+str}return str}function leadingNulls(value,digits){return leadingSomething(value,digits,"0")}function compareByDay(date1,date2){function sgn(value){return value<0?-1:value>0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}else{return thisDate.getFullYear()}}else{return thisDate.getFullYear()-1}}var EXPANSION_RULES_2={"%a":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},"%A":function(date){return WEEKDAYS[date.tm_wday]},"%b":function(date){return MONTHS[date.tm_mon].substring(0,3)},"%B":function(date){return MONTHS[date.tm_mon]},"%C":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":function(date){return leadingNulls(date.tm_mday,2)},"%e":function(date){return leadingSomething(date.tm_mday,2," ")},"%g":function(date){return getWeekBasedYear(date).toString().substring(2)},"%G":function(date){return getWeekBasedYear(date)},"%H":function(date){return leadingNulls(date.tm_hour,2)},"%I":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":function(date){return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900)?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,date.tm_mon-1),3)},"%m":function(date){return leadingNulls(date.tm_mon+1,2)},"%M":function(date){return leadingNulls(date.tm_min,2)},"%n":function(){return"\n"},"%p":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}else{return"PM"}},"%S":function(date){return leadingNulls(date.tm_sec,2)},"%t":function(){return"\t"},"%u":function(date){return date.tm_wday||7},"%U":function(date){var janFirst=new Date(date.tm_year+1900,0,1);var firstSunday=janFirst.getDay()===0?janFirst:__addDays(janFirst,7-janFirst.getDay());var endDate=new Date(date.tm_year+1900,date.tm_mon,date.tm_mday);if(compareByDay(firstSunday,endDate)<0){var februaryFirstUntilEndMonth=__arraySum(__isLeapYear(endDate.getFullYear())?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,endDate.getMonth()-1)-31;var firstSundayUntilEndJanuary=31-firstSunday.getDate();var days=firstSundayUntilEndJanuary+februaryFirstUntilEndMonth+endDate.getDate();return leadingNulls(Math.ceil(days/7),2)}return compareByDay(firstSunday,janFirst)===0?"01":"00"},"%V":function(date){var janFourthThisYear=new Date(date.tm_year+1900,0,4);var janFourthNextYear=new Date(date.tm_year+1901,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);var endDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);if(compareByDay(endDate,firstWeekStartThisYear)<0){return"53"}if(compareByDay(firstWeekStartNextYear,endDate)<=0){return"01"}var daysDifference;if(firstWeekStartThisYear.getFullYear()<date.tm_year+1900){daysDifference=date.tm_yday+32-firstWeekStartThisYear.getDate()}else{daysDifference=date.tm_yday+1-firstWeekStartThisYear.getDate()}return leadingNulls(Math.ceil(daysDifference/7),2)},"%w":function(date){return date.tm_wday},"%W":function(date){var janFirst=new Date(date.tm_year,0,1);var firstMonday=janFirst.getDay()===1?janFirst:__addDays(janFirst,janFirst.getDay()===0?1:7-janFirst.getDay()+1);var endDate=new Date(date.tm_year+1900,date.tm_mon,date.tm_mday);if(compareByDay(firstMonday,endDate)<0){var februaryFirstUntilEndMonth=__arraySum(__isLeapYear(endDate.getFullYear())?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,endDate.getMonth()-1)-31;var firstMondayUntilEndJanuary=31-firstMonday.getDate();var days=firstMondayUntilEndJanuary+februaryFirstUntilEndMonth+endDate.getDate();return leadingNulls(Math.ceil(days/7),2)}return compareByDay(firstMonday,janFirst)===0?"01":"00"},"%y":function(date){return(date.tm_year+1900).toString().substring(2)},"%Y":function(date){return date.tm_year+1900},"%z":function(date){var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":function(date){return date.tm_zone},"%%":function(){return"%"}};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1}function _strftime_l(s,maxsize,format,tm){return _strftime(s,maxsize,format,tm)}var FSNode=function(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev};var readMode=292|73;var writeMode=146;Object.defineProperties(FSNode.prototype,{read:{get:function(){return(this.mode&readMode)===readMode},set:function(val){val?this.mode|=readMode:this.mode&=~readMode}},write:{get:function(){return(this.mode&writeMode)===writeMode},set:function(val){val?this.mode|=writeMode:this.mode&=~writeMode}},isFolder:{get:function(){return FS.isDir(this.mode)}},isDevice:{get:function(){return FS.isChrdev(this.mode)}}});FS.FSNode=FSNode;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;Module["FS_unlink"]=FS.unlink;if(ENVIRONMENT_IS_NODE){requireNodeFS();NODEFS.staticInit()}ERRNO_CODES={"EPERM":63,"ENOENT":44,"ESRCH":71,"EINTR":27,"EIO":29,"ENXIO":60,"E2BIG":1,"ENOEXEC":45,"EBADF":8,"ECHILD":12,"EAGAIN":6,"EWOULDBLOCK":6,"ENOMEM":48,"EACCES":2,"EFAULT":21,"ENOTBLK":105,"EBUSY":10,"EEXIST":20,"EXDEV":75,"ENODEV":43,"ENOTDIR":54,"EISDIR":31,"EINVAL":28,"ENFILE":41,"EMFILE":33,"ENOTTY":59,"ETXTBSY":74,"EFBIG":22,"ENOSPC":51,"ESPIPE":70,"EROFS":69,"EMLINK":34,"EPIPE":64,"EDOM":18,"ERANGE":68,"ENOMSG":49,"EIDRM":24,"ECHRNG":106,"EL2NSYNC":156,"EL3HLT":107,"EL3RST":108,"ELNRNG":109,"EUNATCH":110,"ENOCSI":111,"EL2HLT":112,"EDEADLK":16,"ENOLCK":46,"EBADE":113,"EBADR":114,"EXFULL":115,"ENOANO":104,"EBADRQC":103,"EBADSLT":102,"EDEADLOCK":16,"EBFONT":101,"ENOSTR":100,"ENODATA":116,"ETIME":117,"ENOSR":118,"ENONET":119,"ENOPKG":120,"EREMOTE":121,"ENOLINK":47,"EADV":122,"ESRMNT":123,"ECOMM":124,"EPROTO":65,"EMULTIHOP":36,"EDOTDOT":125,"EBADMSG":9,"ENOTUNIQ":126,"EBADFD":127,"EREMCHG":128,"ELIBACC":129,"ELIBBAD":130,"ELIBSCN":131,"ELIBMAX":132,"ELIBEXEC":133,"ENOSYS":52,"ENOTEMPTY":55,"ENAMETOOLONG":37,"ELOOP":32,"EOPNOTSUPP":138,"EPFNOSUPPORT":139,"ECONNRESET":15,"ENOBUFS":42,"EAFNOSUPPORT":5,"EPROTOTYPE":67,"ENOTSOCK":57,"ENOPROTOOPT":50,"ESHUTDOWN":140,"ECONNREFUSED":14,"EADDRINUSE":3,"ECONNABORTED":13,"ENETUNREACH":40,"ENETDOWN":38,"ETIMEDOUT":73,"EHOSTDOWN":142,"EHOSTUNREACH":23,"EINPROGRESS":26,"EALREADY":7,"EDESTADDRREQ":17,"EMSGSIZE":35,"EPROTONOSUPPORT":66,"ESOCKTNOSUPPORT":137,"EADDRNOTAVAIL":4,"ENETRESET":39,"EISCONN":30,"ENOTCONN":53,"ETOOMANYREFS":141,"EUSERS":136,"EDQUOT":19,"ESTALE":72,"ENOTSUP":138,"ENOMEDIUM":148,"EILSEQ":25,"EOVERFLOW":61,"ECANCELED":11,"ENOTRECOVERABLE":56,"EOWNERDEAD":62,"ESTRPIPE":135};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var asmLibraryArg={"a":___cxa_allocate_exception,"b":___cxa_throw,"e":___syscall_fcntl64,"t":___syscall_getcwd,"j":___syscall_ioctl,"k":___syscall_open,"o":___syscall_readlink,"p":___syscall_stat64,"c":_abort,"l":_emscripten_memcpy_big,"d":_emscripten_resize_heap,"r":_environ_get,"s":_environ_sizes_get,"f":_fd_close,"q":_fd_fdstat_get,"i":_fd_read,"m":_fd_seek,"h":_fd_write,"g":_getpwnam,"n":_strftime_l};var asm=createWasm();var ___wasm_call_ctors=Module["___wasm_call_ctors"]=function(){return(___wasm_call_ctors=Module["___wasm_call_ctors"]=Module["asm"]["v"]).apply(null,arguments)};var _main=Module["_main"]=function(){return(_main=Module["_main"]=Module["asm"]["w"]).apply(null,arguments)};var _malloc=Module["_malloc"]=function(){return(_malloc=Module["_malloc"]=Module["asm"]["x"]).apply(null,arguments)};var _itk_wasm_input_array_alloc=Module["_itk_wasm_input_array_alloc"]=function(){return(_itk_wasm_input_array_alloc=Module["_itk_wasm_input_array_alloc"]=Module["asm"]["z"]).apply(null,arguments)};var _itk_wasm_input_json_alloc=Module["_itk_wasm_input_json_alloc"]=function(){return(_itk_wasm_input_json_alloc=Module["_itk_wasm_input_json_alloc"]=Module["asm"]["A"]).apply(null,arguments)};var _itk_wasm_output_json_address=Module["_itk_wasm_output_json_address"]=function(){return(_itk_wasm_output_json_address=Module["_itk_wasm_output_json_address"]=Module["asm"]["B"]).apply(null,arguments)};var _itk_wasm_output_json_size=Module["_itk_wasm_output_json_size"]=function(){return(_itk_wasm_output_json_size=Module["_itk_wasm_output_json_size"]=Module["asm"]["C"]).apply(null,arguments)};var _itk_wasm_output_array_address=Module["_itk_wasm_output_array_address"]=function(){return(_itk_wasm_output_array_address=Module["_itk_wasm_output_array_address"]=Module["asm"]["D"]).apply(null,arguments)};var _itk_wasm_output_array_size=Module["_itk_wasm_output_array_size"]=function(){return(_itk_wasm_output_array_size=Module["_itk_wasm_output_array_size"]=Module["asm"]["E"]).apply(null,arguments)};var _itk_wasm_free_all=Module["_itk_wasm_free_all"]=function(){return(_itk_wasm_free_all=Module["_itk_wasm_free_all"]=Module["asm"]["F"]).apply(null,arguments)};var ___errno_location=Module["___errno_location"]=function(){return(___errno_location=Module["___errno_location"]=Module["asm"]["G"]).apply(null,arguments)};var stackSave=Module["stackSave"]=function(){return(stackSave=Module["stackSave"]=Module["asm"]["H"]).apply(null,arguments)};var stackRestore=Module["stackRestore"]=function(){return(stackRestore=Module["stackRestore"]=Module["asm"]["I"]).apply(null,arguments)};var stackAlloc=Module["stackAlloc"]=function(){return(stackAlloc=Module["stackAlloc"]=Module["asm"]["J"]).apply(null,arguments)};Module["ccall"]=ccall;Module["cwrap"]=cwrap;Module["writeArrayToMemory"]=writeArrayToMemory;Module["writeAsciiToMemory"]=writeAsciiToMemory;Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;Module["FS_unlink"]=FS.unlink;Module["callMain"]=callMain;Module["AsciiToString"]=AsciiToString;var calledRun;function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}var calledMain=false;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function callMain(args){var entryFunction=Module["_main"];args=args||[];var argc=args.length+1;var argv=stackAlloc((argc+1)*4);HEAP32[argv>>2]=allocateUTF8OnStack(thisProgram);for(var i=1;i<argc;i++){HEAP32[(argv>>2)+i]=allocateUTF8OnStack(args[i-1])}HEAP32[(argv>>2)+argc]=0;try{var ret=entryFunction(argc,argv);exit(ret,true);return ret}catch(e){return handleException(e)}finally{calledMain=true}}function run(args){args=args||arguments_;if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();preMain();readyPromiseResolve(Module);if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();if(shouldRunNow)callMain(args);postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}Module["run"]=run;function exit(status,implicit){EXITSTATUS=status;if(keepRuntimeAlive()){}else{exitRuntime()}procExit(status)}function procExit(code){EXITSTATUS=code;if(!keepRuntimeAlive()){if(Module["onExit"])Module["onExit"](code);ABORT=true}quit_(code,new ExitStatus(code))}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}var shouldRunNow=false;if(Module["noInitialRun"])shouldRunNow=false;run();Module.mountContainingDir=function(filePath){if(!ENVIRONMENT_IS_NODE){return}var path=require("path");var containingDir=path.dirname(filePath);if(FS.isDir(containingDir)||containingDir==="/"){return}var currentDir="/";var splitContainingDir=containingDir.split(path.sep);for(var ii=1;ii<splitContainingDir.length;ii++){currentDir+=splitContainingDir[ii];if(!FS.analyzePath(currentDir).exists){FS.mkdir(currentDir)}currentDir+="/"}FS.mount(NODEFS,{root:containingDir},currentDir);return currentDir+path.basename(filePath)};Module.unmountContainingDir=function(filePath){if(!ENVIRONMENT_IS_NODE){return}var path=require("path");var containingDir=path.dirname(filePath);FS.unmount(containingDir)};Module.fs_mkdirs=function(dirs){var currentDir="/";var splitDirs=dirs.split("/");for(var ii=1;ii<splitDirs.length;++ii){currentDir+=splitDirs[ii];if(!FS.analyzePath(currentDir).exists){FS.mkdir(currentDir)}currentDir+="/"}};Module.fs_readFile=function(path,opts){return FS.readFile(path,opts)};Module.fs_writeFile=function(path,data,opts){return FS.writeFile(path,data,opts)};Module.fs_unlink=function(path){return FS.unlink(path)};Module.fs_open=function(path,flags,mode){return FS.open(path,flags,mode)};Module.fs_stat=function(path){return FS.stat(path)};Module.fs_read=function(stream,buffer,offset,length,position){return FS.read(stream,buffer,offset,length,position)};Module.fs_close=function(stream){return FS.close(stream)};
-
-
-  return BloscZarr.ready
-}
-);
-})();
-export default BloscZarr;
\ No newline at end of file
diff --git a/src/Compression/blosc-zarr/web-build/BloscZarr.umd.js b/src/Compression/blosc-zarr/web-build/BloscZarr.umd.js
deleted file mode 100644
index 792f38189..000000000
--- a/src/Compression/blosc-zarr/web-build/BloscZarr.umd.js
+++ /dev/null
@@ -1,21 +0,0 @@
-
-var BloscZarr = (() => {
-  var _scriptDir = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : undefined;
-  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename;
-  return (
-function(BloscZarr) {
-  BloscZarr = BloscZarr || {};
-
-null;var Module=typeof BloscZarr!="undefined"?BloscZarr:{};var readyPromiseResolve,readyPromiseReject;Module["ready"]=new Promise(function(resolve,reject){readyPromiseResolve=resolve;readyPromiseReject=reject});var mStdout=null;var mStderr=null;Module["resetModuleStdout"]=function(){mStdout=""};Module["resetModuleStderr"]=function(){mStderr=""};Module["print"]=function(text){console.log(text);mStdout+=text+"\n"};Module["printErr"]=function(text){console.error(text);mStderr+=text+"\n"};Module["getModuleStdout"]=function(){return mStdout};Module["getModuleStderr"]=function(){return mStderr};var moduleOverrides=Object.assign({},Module);var arguments_=[];var thisProgram="./this.program";var quit_=(status,toThrow)=>{throw toThrow};var ENVIRONMENT_IS_WEB=typeof window=="object";var ENVIRONMENT_IS_WORKER=typeof importScripts=="function";var ENVIRONMENT_IS_NODE=typeof process=="object"&&typeof process.versions=="object"&&typeof process.versions.node=="string";var scriptDirectory="";function locateFile(path){if(Module["locateFile"]){return Module["locateFile"](path,scriptDirectory)}return scriptDirectory+path}var read_,readAsync,readBinary,setWindowTitle;function logExceptionOnExit(e){if(e instanceof ExitStatus)return;let toLog=e;err("exiting due to exception: "+toLog)}var fs;var nodePath;var requireNodeFS;if(ENVIRONMENT_IS_NODE){if(ENVIRONMENT_IS_WORKER){scriptDirectory=require("path").dirname(scriptDirectory)+"/"}else{scriptDirectory=__dirname+"/"}requireNodeFS=(()=>{if(!nodePath){fs=require("fs");nodePath=require("path")}});read_=function shell_read(filename,binary){requireNodeFS();filename=nodePath["normalize"](filename);return fs.readFileSync(filename,binary?undefined:"utf8")};readBinary=(filename=>{var ret=read_(filename,true);if(!ret.buffer){ret=new Uint8Array(ret)}return ret});readAsync=((filename,onload,onerror)=>{requireNodeFS();filename=nodePath["normalize"](filename);fs.readFile(filename,function(err,data){if(err)onerror(err);else onload(data.buffer)})});if(process["argv"].length>1){thisProgram=process["argv"][1].replace(/\\/g,"/")}arguments_=process["argv"].slice(2);process["on"]("uncaughtException",function(ex){if(!(ex instanceof ExitStatus)){throw ex}});process["on"]("unhandledRejection",function(reason){throw reason});quit_=((status,toThrow)=>{if(keepRuntimeAlive()){process["exitCode"]=status;throw toThrow}logExceptionOnExit(toThrow);process["exit"](status)});Module["inspect"]=function(){return"[Emscripten Module object]"}}else if(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER){if(ENVIRONMENT_IS_WORKER){scriptDirectory=self.location.href}else if(typeof document!="undefined"&&document.currentScript){scriptDirectory=document.currentScript.src}if(_scriptDir){scriptDirectory=_scriptDir}if(scriptDirectory.indexOf("blob:")!==0){scriptDirectory=scriptDirectory.substr(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1)}else{scriptDirectory=""}{read_=(url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.send(null);return xhr.responseText});if(ENVIRONMENT_IS_WORKER){readBinary=(url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)})}readAsync=((url,onload,onerror)=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,true);xhr.responseType="arraybuffer";xhr.onload=(()=>{if(xhr.status==200||xhr.status==0&&xhr.response){onload(xhr.response);return}onerror()});xhr.onerror=onerror;xhr.send(null)})}setWindowTitle=(title=>document.title=title)}else{}var out=Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.warn.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])arguments_=Module["arguments"];if(Module["thisProgram"])thisProgram=Module["thisProgram"];if(Module["quit"])quit_=Module["quit"];var wasmBinary;if(Module["wasmBinary"])wasmBinary=Module["wasmBinary"];var noExitRuntime=Module["noExitRuntime"]||true;if(typeof WebAssembly!="object"){abort("no native wasm support detected")}var wasmMemory;var ABORT=false;var EXITSTATUS;function assert(condition,text){if(!condition){abort(text)}}function getCFunc(ident){var func=Module["_"+ident];return func}function ccall(ident,returnType,argTypes,args,opts){var toC={"string":function(str){var ret=0;if(str!==null&&str!==undefined&&str!==0){var len=(str.length<<2)+1;ret=stackAlloc(len);stringToUTF8(str,ret,len)}return ret},"array":function(arr){var ret=stackAlloc(arr.length);writeArrayToMemory(arr,ret);return ret}};function convertReturnValue(ret){if(returnType==="string")return UTF8ToString(ret);if(returnType==="boolean")return Boolean(ret);return ret}var func=getCFunc(ident);var cArgs=[];var stack=0;if(args){for(var i=0;i<args.length;i++){var converter=toC[argTypes[i]];if(converter){if(stack===0)stack=stackSave();cArgs[i]=converter(args[i])}else{cArgs[i]=args[i]}}}var ret=func.apply(null,cArgs);function onDone(ret){if(stack!==0)stackRestore(stack);return convertReturnValue(ret)}ret=onDone(ret);return ret}function cwrap(ident,returnType,argTypes,opts){argTypes=argTypes||[];var numericArgs=argTypes.every(function(type){return type==="number"});var numericRet=returnType!=="string";if(numericRet&&numericArgs&&!opts){return getCFunc(ident)}return function(){return ccall(ident,returnType,argTypes,arguments,opts)}}var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf8"):undefined;function UTF8ArrayToString(heap,idx,maxBytesToRead){var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heap[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heap.subarray&&UTF8Decoder){return UTF8Decoder.decode(heap.subarray(idx,endPtr))}else{var str="";while(idx<endPtr){var u0=heap[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heap[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heap[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2}else{u0=(u0&7)<<18|u1<<12|u2<<6|heap[idx++]&63}if(u0<65536){str+=String.fromCharCode(u0)}else{var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023)}}}return str}function UTF8ToString(ptr,maxBytesToRead){return ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):""}function stringToUTF8Array(str,heap,outIdx,maxBytesToWrite){if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}else{if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63}}heap[outIdx]=0;return outIdx-startIdx}function stringToUTF8(str,outPtr,maxBytesToWrite){return stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite)}function lengthBytesUTF8(str){var len=0;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343)u=65536+((u&1023)<<10)|str.charCodeAt(++i)&1023;if(u<=127)++len;else if(u<=2047)len+=2;else if(u<=65535)len+=3;else len+=4}return len}function AsciiToString(ptr){var str="";while(1){var ch=HEAPU8[ptr++>>0];if(!ch)return str;str+=String.fromCharCode(ch)}}function allocateUTF8OnStack(str){var size=lengthBytesUTF8(str)+1;var ret=stackAlloc(size);stringToUTF8Array(str,HEAP8,ret,size);return ret}function writeArrayToMemory(array,buffer){HEAP8.set(array,buffer)}function writeAsciiToMemory(str,buffer,dontAddNull){for(var i=0;i<str.length;++i){HEAP8[buffer++>>0]=str.charCodeAt(i)}if(!dontAddNull)HEAP8[buffer>>0]=0}function alignUp(x,multiple){if(x%multiple>0){x+=multiple-x%multiple}return x}var buffer,HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAPF64;function updateGlobalBufferAndViews(buf){buffer=buf;Module["HEAP8"]=HEAP8=new Int8Array(buf);Module["HEAP16"]=HEAP16=new Int16Array(buf);Module["HEAP32"]=HEAP32=new Int32Array(buf);Module["HEAPU8"]=HEAPU8=new Uint8Array(buf);Module["HEAPU16"]=HEAPU16=new Uint16Array(buf);Module["HEAPU32"]=HEAPU32=new Uint32Array(buf);Module["HEAPF32"]=HEAPF32=new Float32Array(buf);Module["HEAPF64"]=HEAPF64=new Float64Array(buf)}var INITIAL_MEMORY=Module["INITIAL_MEMORY"]||16777216;var wasmTable;var __ATPRERUN__=[];var __ATINIT__=[];var __ATMAIN__=[];var __ATPOSTRUN__=[];var runtimeInitialized=false;var runtimeExited=false;var runtimeKeepaliveCounter=0;function keepRuntimeAlive(){return noExitRuntime||runtimeKeepaliveCounter>0}function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift())}}callRuntimeCallbacks(__ATPRERUN__)}function initRuntime(){runtimeInitialized=true;if(!Module["noFSInit"]&&!FS.init.initialized)FS.init();FS.ignorePermissions=false;TTY.init();callRuntimeCallbacks(__ATINIT__)}function preMain(){callRuntimeCallbacks(__ATMAIN__)}function exitRuntime(){runtimeExited=true}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift())}}callRuntimeCallbacks(__ATPOSTRUN__)}function addOnPreRun(cb){__ATPRERUN__.unshift(cb)}function addOnInit(cb){__ATINIT__.unshift(cb)}function addOnPostRun(cb){__ATPOSTRUN__.unshift(cb)}var runDependencies=0;var runDependencyWatcher=null;var dependenciesFulfilled=null;function getUniqueRunDependency(id){return id}function addRunDependency(id){runDependencies++;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}}function removeRunDependency(id){runDependencies--;if(Module["monitorRunDependencies"]){Module["monitorRunDependencies"](runDependencies)}if(runDependencies==0){if(runDependencyWatcher!==null){clearInterval(runDependencyWatcher);runDependencyWatcher=null}if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback()}}}Module["preloadedImages"]={};Module["preloadedAudios"]={};function abort(what){{if(Module["onAbort"]){Module["onAbort"](what)}}what="Aborted("+what+")";err(what);ABORT=true;EXITSTATUS=1;what+=". Build with -s ASSERTIONS=1 for more info.";var e=new WebAssembly.RuntimeError(what);readyPromiseReject(e);throw e}var dataURIPrefix="data:application/octet-stream;base64,";function isDataURI(filename){return filename.startsWith(dataURIPrefix)}function isFileURI(filename){return filename.startsWith("file://")}var wasmBinaryFile;wasmBinaryFile="BloscZarr.umd.wasm";if(!isDataURI(wasmBinaryFile)){wasmBinaryFile=locateFile(wasmBinaryFile)}function getBinary(file){try{if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}if(readBinary){return readBinary(file)}else{throw"both async and sync fetching of the wasm failed"}}catch(err){abort(err)}}function getBinaryPromise(){if(!wasmBinary&&(ENVIRONMENT_IS_WEB||ENVIRONMENT_IS_WORKER)){if(typeof fetch=="function"&&!isFileURI(wasmBinaryFile)){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){if(!response["ok"]){throw"failed to load wasm binary file at '"+wasmBinaryFile+"'"}return response["arrayBuffer"]()}).catch(function(){return getBinary(wasmBinaryFile)})}else{if(readAsync){return new Promise(function(resolve,reject){readAsync(wasmBinaryFile,function(response){resolve(new Uint8Array(response))},reject)})}}}return Promise.resolve().then(function(){return getBinary(wasmBinaryFile)})}function createWasm(){var info={"a":asmLibraryArg};function receiveInstance(instance,module){var exports=instance.exports;Module["asm"]=exports;wasmMemory=Module["asm"]["u"];updateGlobalBufferAndViews(wasmMemory.buffer);wasmTable=Module["asm"]["y"];addOnInit(Module["asm"]["v"]);removeRunDependency("wasm-instantiate")}addRunDependency("wasm-instantiate");function receiveInstantiationResult(result){receiveInstance(result["instance"])}function instantiateArrayBuffer(receiver){return getBinaryPromise().then(function(binary){return WebAssembly.instantiate(binary,info)}).then(function(instance){return instance}).then(receiver,function(reason){err("failed to asynchronously prepare wasm: "+reason);abort(reason)})}function instantiateAsync(){if(!wasmBinary&&typeof WebAssembly.instantiateStreaming=="function"&&!isDataURI(wasmBinaryFile)&&!isFileURI(wasmBinaryFile)&&typeof fetch=="function"){return fetch(wasmBinaryFile,{credentials:"same-origin"}).then(function(response){var result=WebAssembly.instantiateStreaming(response,info);return result.then(receiveInstantiationResult,function(reason){err("wasm streaming compile failed: "+reason);err("falling back to ArrayBuffer instantiation");return instantiateArrayBuffer(receiveInstantiationResult)})})}else{return instantiateArrayBuffer(receiveInstantiationResult)}}if(Module["instantiateWasm"]){try{var exports=Module["instantiateWasm"](info,receiveInstance);return exports}catch(e){err("Module.instantiateWasm callback failed with error: "+e);return false}}instantiateAsync().catch(readyPromiseReject);return{}}var tempDouble;var tempI64;function callRuntimeCallbacks(callbacks){while(callbacks.length>0){var callback=callbacks.shift();if(typeof callback=="function"){callback(Module);continue}var func=callback.func;if(typeof func=="number"){if(callback.arg===undefined){getWasmTableEntry(func)()}else{getWasmTableEntry(func)(callback.arg)}}else{func(callback.arg===undefined?null:callback.arg)}}}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function handleException(e){if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)}function ___cxa_allocate_exception(size){return _malloc(size+16)+16}function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-16;this.set_type=function(type){HEAP32[this.ptr+4>>2]=type};this.get_type=function(){return HEAP32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAP32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAP32[this.ptr+8>>2]};this.set_refcount=function(refcount){HEAP32[this.ptr>>2]=refcount};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return HEAP8[this.ptr+12>>0]!=0};this.set_rethrown=function(rethrown){rethrown=rethrown?1:0;HEAP8[this.ptr+13>>0]=rethrown};this.get_rethrown=function(){return HEAP8[this.ptr+13>>0]!=0};this.init=function(type,destructor){this.set_type(type);this.set_destructor(destructor);this.set_refcount(0);this.set_caught(false);this.set_rethrown(false)};this.add_ref=function(){var value=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=value+1};this.release_ref=function(){var prev=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=prev-1;return prev===1}}var exceptionLast=0;var uncaughtExceptionCount=0;function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}var PATH={splitPath:function(filename){var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:function(parts,allowAboveRoot){var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:function(path){var isAbsolute=path.charAt(0)==="/",trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(function(p){return!!p}),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:function(path){var result=PATH.splitPath(path),root=result[0],dir=result[1];if(!root&&!dir){return"."}if(dir){dir=dir.substr(0,dir.length-1)}return root+dir},basename:function(path){if(path==="/")return"/";path=PATH.normalize(path);path=path.replace(/\/$/,"");var lastSlash=path.lastIndexOf("/");if(lastSlash===-1)return path;return path.substr(lastSlash+1)},extname:function(path){return PATH.splitPath(path)[3]},join:function(){var paths=Array.prototype.slice.call(arguments,0);return PATH.normalize(paths.join("/"))},join2:function(l,r){return PATH.normalize(l+"/"+r)}};function getRandomDevice(){if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){var randomBuffer=new Uint8Array(1);return function(){crypto.getRandomValues(randomBuffer);return randomBuffer[0]}}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require("crypto");return function(){return crypto_module["randomBytes"](1)[0]}}catch(e){}}return function(){abort("randomDevice")}}var PATH_FS={resolve:function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=path.charAt(0)==="/"}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(function(p){return!!p}),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:function(from,to){from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start<arr.length;start++){if(arr[start]!=="")break}var end=arr.length-1;for(;end>=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i<length;i++){if(fromParts[i]!==toParts[i]){samePartsLength=i;break}}var outputParts=[];for(var i=samePartsLength;i<fromParts.length;i++){outputParts.push("..")}outputParts=outputParts.concat(toParts.slice(samePartsLength));return outputParts.join("/")}};var TTY={ttys:[],init:function(){},shutdown:function(){},register:function(dev,ops){TTY.ttys[dev]={input:[],output:[],ops:ops};FS.registerDevice(dev,TTY.stream_ops)},stream_ops:{open:function(stream){var tty=TTY.ttys[stream.node.rdev];if(!tty){throw new FS.ErrnoError(43)}stream.tty=tty;stream.seekable=false},close:function(stream){stream.tty.ops.flush(stream.tty)},flush:function(stream){stream.tty.ops.flush(stream.tty)},read:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.get_char){throw new FS.ErrnoError(60)}var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=stream.tty.ops.get_char(stream.tty)}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:function(stream,buffer,offset,length,pos){if(!stream.tty||!stream.tty.ops.put_char){throw new FS.ErrnoError(60)}try{for(var i=0;i<length;i++){stream.tty.ops.put_char(stream.tty,buffer[offset+i])}}catch(e){throw new FS.ErrnoError(29)}if(length){stream.node.timestamp=Date.now()}return i}},default_tty_ops:{get_char:function(tty){if(!tty.input.length){var result=null;if(ENVIRONMENT_IS_NODE){var BUFSIZE=256;var buf=Buffer.alloc(BUFSIZE);var bytesRead=0;try{bytesRead=fs.readSync(process.stdin.fd,buf,0,BUFSIZE,-1)}catch(e){if(e.toString().includes("EOF"))bytesRead=0;else throw e}if(bytesRead>0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function mmapAlloc(size){abort()}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity<CAPACITY_DOUBLING_MAX?2:1.125)>>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i<size;i++)buffer[offset+i]=contents[position+i]}return size},write:function(stream,buffer,offset,length,position,canOwn){if(buffer.buffer===HEAP8.buffer){canOwn=false}if(!length)return 0;var node=stream.node;node.timestamp=Date.now();if(buffer.subarray&&(!node.contents||node.contents.subarray)){if(canOwn){node.contents=buffer.subarray(offset,offset+length);node.usedBytes=length;return length}else if(node.usedBytes===0&&position===0){node.contents=buffer.slice(offset,offset+length);node.usedBytes=length;return length}else if(position+length<=node.usedBytes){node.contents.set(buffer.subarray(offset,offset+length),position);return length}}MEMFS.expandFileStorage(node,position+length);if(node.contents.subarray&&buffer.subarray){node.contents.set(buffer.subarray(offset,offset+length),position)}else{for(var i=0;i<length;i++){node.contents[position+i]=buffer[offset+i]}}node.usedBytes=Math.max(node.usedBytes,position+length);return length},llseek:function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.usedBytes}}if(position<0){throw new FS.ErrnoError(28)}return position},allocate:function(stream,offset,length){MEMFS.expandFileStorage(stream.node,offset+length);stream.node.usedBytes=Math.max(stream.node.usedBytes,offset+length)},mmap:function(stream,address,length,position,prot,flags){if(address!==0){throw new FS.ErrnoError(28)}if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr;var allocated;var contents=stream.node.contents;if(!(flags&2)&&contents.buffer===buffer){allocated=false;ptr=contents.byteOffset}else{if(position>0||position+length<contents.length){if(contents.subarray){contents=contents.subarray(position,position+length)}else{contents=Array.prototype.slice.call(contents,position,position+length)}}allocated=true;ptr=mmapAlloc(length);if(!ptr){throw new FS.ErrnoError(48)}HEAP8.set(contents,ptr)}return{ptr:ptr,allocated:allocated}},msync:function(stream,buffer,offset,length,mmapFlags){if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(mmapFlags&2){return 0}var bytesWritten=MEMFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};function asyncLoad(url,onload,onerror,noRunDep){var dep=!noRunDep?getUniqueRunDependency("al "+url):"";readAsync(url,function(arrayBuffer){assert(arrayBuffer,'Loading data file "'+url+'" failed (no arrayBuffer).');onload(new Uint8Array(arrayBuffer));if(dep)removeRunDependency(dep)},function(event){if(onerror){onerror()}else{throw'Loading data file "'+url+'" failed.'}});if(dep)addRunDependency(dep)}var ERRNO_CODES={};var NODEFS={isWindows:false,staticInit:()=>{NODEFS.isWindows=!!process.platform.match(/^win/);var flags=process["binding"]("constants");if(flags["fs"]){flags=flags["fs"]}NODEFS.flagsForNodeMap={1024:flags["O_APPEND"],64:flags["O_CREAT"],128:flags["O_EXCL"],256:flags["O_NOCTTY"],0:flags["O_RDONLY"],2:flags["O_RDWR"],4096:flags["O_SYNC"],512:flags["O_TRUNC"],1:flags["O_WRONLY"],131072:flags["O_NOFOLLOW"]}},convertNodeCode:e=>{var code=e.code;return ERRNO_CODES[code]},mount:mount=>{return NODEFS.createNode(null,"/",NODEFS.getMode(mount.opts.root),0)},createNode:(parent,name,mode,dev)=>{if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(28)}var node=FS.createNode(parent,name,mode);node.node_ops=NODEFS.node_ops;node.stream_ops=NODEFS.stream_ops;return node},getMode:path=>{var stat;try{stat=fs.lstatSync(path);if(NODEFS.isWindows){stat.mode=stat.mode|(stat.mode&292)>>2}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}return stat.mode},realPath:node=>{var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join.apply(null,parts)},flagsForNode:flags=>{flags&=~2097152;flags&=~2048;flags&=~32768;flags&=~524288;flags&=~65536;var newFlags=0;for(var k in NODEFS.flagsForNodeMap){if(flags&k){newFlags|=NODEFS.flagsForNodeMap[k];flags^=k}}if(!flags){return newFlags}else{throw new FS.ErrnoError(28)}},node_ops:{getattr:node=>{var path=NODEFS.realPath(node);var stat;try{stat=fs.lstatSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}if(NODEFS.isWindows&&!stat.blksize){stat.blksize=4096}if(NODEFS.isWindows&&!stat.blocks){stat.blocks=(stat.size+stat.blksize-1)/stat.blksize|0}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr:(node,attr)=>{var path=NODEFS.realPath(node);try{if(attr.mode!==undefined){fs.chmodSync(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);fs.utimesSync(path,date,date)}if(attr.size!==undefined){fs.truncateSync(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},lookup:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);var mode=NODEFS.getMode(path);return NODEFS.createNode(parent,name,mode)},mknod:(parent,name,mode,dev)=>{var node=NODEFS.createNode(parent,name,mode,dev);var path=NODEFS.realPath(node);try{if(FS.isDir(node.mode)){fs.mkdirSync(path,node.mode)}else{fs.writeFileSync(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}return node},rename:(oldNode,newDir,newName)=>{var oldPath=NODEFS.realPath(oldNode);var newPath=PATH.join2(NODEFS.realPath(newDir),newName);try{fs.renameSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}oldNode.name=newName},unlink:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.unlinkSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},rmdir:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.rmdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},readdir:node=>{var path=NODEFS.realPath(node);try{return fs.readdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},symlink:(parent,newName,oldPath)=>{var newPath=PATH.join2(NODEFS.realPath(parent),newName);try{fs.symlinkSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},readlink:node=>{var path=NODEFS.realPath(node);try{path=fs.readlinkSync(path);path=nodePath.relative(nodePath.resolve(node.mount.opts.root),path);return path}catch(e){if(!e.code)throw e;if(e.code==="UNKNOWN")throw new FS.ErrnoError(28);throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}}},stream_ops:{open:stream=>{var path=NODEFS.realPath(stream.node);try{if(FS.isFile(stream.node.mode)){stream.nfd=fs.openSync(path,NODEFS.flagsForNode(stream.flags))}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},close:stream=>{try{if(FS.isFile(stream.node.mode)&&stream.nfd){fs.closeSync(stream.nfd)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},read:(stream,buffer,offset,length,position)=>{if(length===0)return 0;try{return fs.readSync(stream.nfd,Buffer.from(buffer.buffer),offset,length,position)}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},write:(stream,buffer,offset,length,position)=>{try{return fs.writeSync(stream.nfd,Buffer.from(buffer.buffer),offset,length,position)}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},llseek:(stream,offset,whence)=>{var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=fs.fstatSync(stream.nfd);position+=stat.size}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}}}if(position<0){throw new FS.ErrnoError(28)}return position},mmap:(stream,address,length,position,prot,flags)=>{if(address!==0){throw new FS.ErrnoError(28)}if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr=mmapAlloc(length);NODEFS.stream_ops.read(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(mmapFlags&2){return 0}var bytesWritten=NODEFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};for(var key in defaults){if(opts[key]===undefined){opts[key]=defaults[key]}}if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i<parts.length;i++){var islast=i===parts.length-1;if(islast&&opts.parent){break}current=FS.lookupNode(current,parts[i]);current_path=PATH.join2(current_path,parts[i]);if(FS.isMountpoint(current)){if(!islast||islast&&opts.follow_mount){current=current.mounted.root}}if(!islast||opts.follow){var count=0;while(FS.isLink(current.mode)){var link=FS.readlink(current_path);current_path=PATH_FS.resolve(PATH.dirname(current_path),link);var lookup=FS.lookupPath(current_path,{recurse_count:opts.recurse_count});current=lookup.node;if(count++>40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i<name.length;i++){hash=(hash<<5)-hash+name.charCodeAt(i)|0}return(parentid+hash>>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){};FS.FSStream.prototype={object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}}}}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i<dirs.length;++i){if(!dirs[i])continue;d+="/"+dirs[i];try{FS.mkdir(d,mode)}catch(e){if(e.errno!=20)throw e}}},mkdev:(path,mode,dev)=>{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode,fd_start,fd_end)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false},fd_start,fd_end);if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,address,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,address,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack="<generic error, no stack>"})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS,"NODEFS":NODEFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i<FS.streams.length;i++){var stream=FS.streams[i];if(!stream){continue}FS.close(stream)}},getMode:(canRead,canWrite)=>{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{return null}},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i<len;++i)arr[i]=data.charCodeAt(i);data=arr}FS.chmod(node,mode|146);var stream=FS.open(node,577);FS.write(stream,data,0,data.length,0,canOwn);FS.close(stream);FS.chmod(node,mode)}return node},createDevice:(parent,name,input,output)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i<length;i++){var result;try{result=input()}catch(e){throw new FS.ErrnoError(29)}if(result===undefined&&bytesRead===0){throw new FS.ErrnoError(6)}if(result===null||result===undefined)break;bytesRead++;buffer[offset+i]=result}if(bytesRead){stream.node.timestamp=Date.now()}return bytesRead},write:(stream,buffer,offset,length,pos)=>{for(var i=0;i<length;i++){try{output(buffer[offset+i])}catch(e){throw new FS.ErrnoError(29)}}if(length){stream.node.timestamp=Date.now()}return i}});return FS.mkdev(path,mode,dev)},forceLoadFile:obj=>{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}else{return intArrayFromString(xhr.responseText||"",true)}};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});stream_ops.read=((stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i<size;i++){buffer[offset+i]=contents[position+i]}}else{for(var i=0;i<size;i++){buffer[offset+i]=contents.get(position+i)}}return size});node.stream_ops=stream_ops;return node},createPreloadedFile:(parent,name,url,canRead,canWrite,onload,onerror,dontCreateFile,canOwn,preFinish)=>{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=(()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)});openRequest.onsuccess=(()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=(()=>{ok++;if(ok+fail==total)finish()});putRequest.onerror=(()=>{fail++;if(ok+fail==total)finish()})});transaction.onerror=onerror});openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=(()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=(()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()});getRequest.onerror=(()=>{fail++;if(ok+fail==total)finish()})});transaction.onerror=onerror});openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(path[0]==="/"){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=0;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP32[buf+32>>2]=0;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;HEAP32[buf+56>>2]=stat.atime.getTime()/1e3|0;HEAP32[buf+60>>2]=0;HEAP32[buf+64>>2]=stat.mtime.getTime()/1e3|0;HEAP32[buf+68>>2]=0;HEAP32[buf+72>>2]=stat.ctime.getTime()/1e3|0;HEAP32[buf+76>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+80>>2]=tempI64[0],HEAP32[buf+84>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},doMkdir:function(path,mode){path=PATH.normalize(path);if(path[path.length-1]==="/")path=path.substr(0,path.length-1);FS.mkdir(path,mode,0);return 0},doMknod:function(path,mode,dev){switch(mode&61440){case 32768:case 8192:case 24576:case 4096:case 49152:break;default:return-28}FS.mknod(path,mode,dev);return 0},doReadlink:function(path,buf,bufsize){if(bufsize<=0)return-28;var ret=FS.readlink(path);var len=Math.min(bufsize,lengthBytesUTF8(ret));var endChar=HEAP8[buf+len];stringToUTF8(ret,buf,bufsize+1);HEAP8[buf+len]=endChar;return len},doAccess:function(path,amode){if(amode&~7){return-28}var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node){return-44}var perms="";if(amode&4)perms+="r";if(amode&2)perms+="w";if(amode&1)perms+="x";if(perms&&FS.nodePermissions(node,perms)){return-2}return 0},doDup:function(path,flags,suggestFD){var suggest=FS.getStream(suggestFD);if(suggest)FS.close(suggest);return FS.open(path,flags,0,suggestFD,suggestFD).fd},doReadv:function(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr<len)break}return ret},doWritev:function(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i<iovcnt;i++){var ptr=HEAP32[iov+i*8>>2];var len=HEAP32[iov+(i*8+4)>>2];var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream},get64:function(low,high){return low}};function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.open(stream.path,stream.flags,0,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_getcwd(buf,size){try{if(size===0)return-28;var cwd=FS.cwd();var cwdLengthInBytes=lengthBytesUTF8(cwd);if(size<cwdLengthInBytes+1)return-68;stringToUTF8(cwd,buf,size);return buf}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_ioctl(fd,op,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(op){case 21509:case 21505:{if(!stream.tty)return-59;return 0}case 21510:case 21511:case 21512:case 21506:case 21507:case 21508:{if(!stream.tty)return-59;return 0}case 21519:{if(!stream.tty)return-59;var argp=SYSCALLS.get();HEAP32[argp>>2]=0;return 0}case 21520:{if(!stream.tty)return-59;return-28}case 21531:{var argp=SYSCALLS.get();return FS.ioctl(stream,op,argp)}case 21523:{if(!stream.tty)return-59;return 0}case 21524:{if(!stream.tty)return-59;return 0}default:abort("bad ioctl syscall "+op)}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_open(path,flags,varargs){SYSCALLS.varargs=varargs;try{var pathname=SYSCALLS.getStr(path);var mode=varargs?SYSCALLS.get():0;var stream=FS.open(pathname,flags,mode);return stream.fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_readlink(path,buf,bufsize){try{path=SYSCALLS.getStr(path);return SYSCALLS.doReadlink(path,buf,bufsize)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function _abort(){abort("")}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function _emscripten_get_heap_max(){return 2147483648}function emscripten_realloc_buffer(size){try{wasmMemory.grow(size-buffer.byteLength+65535>>>16);updateGlobalBufferAndViews(wasmMemory.buffer);return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=_emscripten_get_heap_max();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}var ENV={};function getExecutableName(){return thisProgram||"./this.program"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAP32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAP32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAP32[penviron_buf_size>>2]=bufSize;return 0}function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_fdstat_get(fd,pbuf){try{var stream=SYSCALLS.getStreamFromFD(fd);var type=stream.tty?2:FS.isDir(stream.mode)?3:FS.isLink(stream.mode)?7:4;HEAP8[pbuf>>0]=type;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_read(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=SYSCALLS.doReadv(stream,iov,iovcnt);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var stream=SYSCALLS.getStreamFromFD(fd);var HIGH_OFFSET=4294967296;var offset=offset_high*HIGH_OFFSET+(offset_low>>>0);var DOUBLE_LIMIT=9007199254740992;if(offset<=-DOUBLE_LIMIT||offset>=DOUBLE_LIMIT){return-61}FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=SYSCALLS.doWritev(stream,iov,iovcnt);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _getpwnam(){err("missing function: getpwnam");abort(-1)}function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}function __arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var __MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var __MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function __addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=__isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length<digits){str=character[0]+str}return str}function leadingNulls(value,digits){return leadingSomething(value,digits,"0")}function compareByDay(date1,date2){function sgn(value){return value<0?-1:value>0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}else{return thisDate.getFullYear()}}else{return thisDate.getFullYear()-1}}var EXPANSION_RULES_2={"%a":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},"%A":function(date){return WEEKDAYS[date.tm_wday]},"%b":function(date){return MONTHS[date.tm_mon].substring(0,3)},"%B":function(date){return MONTHS[date.tm_mon]},"%C":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":function(date){return leadingNulls(date.tm_mday,2)},"%e":function(date){return leadingSomething(date.tm_mday,2," ")},"%g":function(date){return getWeekBasedYear(date).toString().substring(2)},"%G":function(date){return getWeekBasedYear(date)},"%H":function(date){return leadingNulls(date.tm_hour,2)},"%I":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":function(date){return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900)?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,date.tm_mon-1),3)},"%m":function(date){return leadingNulls(date.tm_mon+1,2)},"%M":function(date){return leadingNulls(date.tm_min,2)},"%n":function(){return"\n"},"%p":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}else{return"PM"}},"%S":function(date){return leadingNulls(date.tm_sec,2)},"%t":function(){return"\t"},"%u":function(date){return date.tm_wday||7},"%U":function(date){var janFirst=new Date(date.tm_year+1900,0,1);var firstSunday=janFirst.getDay()===0?janFirst:__addDays(janFirst,7-janFirst.getDay());var endDate=new Date(date.tm_year+1900,date.tm_mon,date.tm_mday);if(compareByDay(firstSunday,endDate)<0){var februaryFirstUntilEndMonth=__arraySum(__isLeapYear(endDate.getFullYear())?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,endDate.getMonth()-1)-31;var firstSundayUntilEndJanuary=31-firstSunday.getDate();var days=firstSundayUntilEndJanuary+februaryFirstUntilEndMonth+endDate.getDate();return leadingNulls(Math.ceil(days/7),2)}return compareByDay(firstSunday,janFirst)===0?"01":"00"},"%V":function(date){var janFourthThisYear=new Date(date.tm_year+1900,0,4);var janFourthNextYear=new Date(date.tm_year+1901,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);var endDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);if(compareByDay(endDate,firstWeekStartThisYear)<0){return"53"}if(compareByDay(firstWeekStartNextYear,endDate)<=0){return"01"}var daysDifference;if(firstWeekStartThisYear.getFullYear()<date.tm_year+1900){daysDifference=date.tm_yday+32-firstWeekStartThisYear.getDate()}else{daysDifference=date.tm_yday+1-firstWeekStartThisYear.getDate()}return leadingNulls(Math.ceil(daysDifference/7),2)},"%w":function(date){return date.tm_wday},"%W":function(date){var janFirst=new Date(date.tm_year,0,1);var firstMonday=janFirst.getDay()===1?janFirst:__addDays(janFirst,janFirst.getDay()===0?1:7-janFirst.getDay()+1);var endDate=new Date(date.tm_year+1900,date.tm_mon,date.tm_mday);if(compareByDay(firstMonday,endDate)<0){var februaryFirstUntilEndMonth=__arraySum(__isLeapYear(endDate.getFullYear())?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,endDate.getMonth()-1)-31;var firstMondayUntilEndJanuary=31-firstMonday.getDate();var days=firstMondayUntilEndJanuary+februaryFirstUntilEndMonth+endDate.getDate();return leadingNulls(Math.ceil(days/7),2)}return compareByDay(firstMonday,janFirst)===0?"01":"00"},"%y":function(date){return(date.tm_year+1900).toString().substring(2)},"%Y":function(date){return date.tm_year+1900},"%z":function(date){var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":function(date){return date.tm_zone},"%%":function(){return"%"}};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1}function _strftime_l(s,maxsize,format,tm){return _strftime(s,maxsize,format,tm)}var FSNode=function(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev};var readMode=292|73;var writeMode=146;Object.defineProperties(FSNode.prototype,{read:{get:function(){return(this.mode&readMode)===readMode},set:function(val){val?this.mode|=readMode:this.mode&=~readMode}},write:{get:function(){return(this.mode&writeMode)===writeMode},set:function(val){val?this.mode|=writeMode:this.mode&=~writeMode}},isFolder:{get:function(){return FS.isDir(this.mode)}},isDevice:{get:function(){return FS.isChrdev(this.mode)}}});FS.FSNode=FSNode;FS.staticInit();Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;Module["FS_unlink"]=FS.unlink;if(ENVIRONMENT_IS_NODE){requireNodeFS();NODEFS.staticInit()}ERRNO_CODES={"EPERM":63,"ENOENT":44,"ESRCH":71,"EINTR":27,"EIO":29,"ENXIO":60,"E2BIG":1,"ENOEXEC":45,"EBADF":8,"ECHILD":12,"EAGAIN":6,"EWOULDBLOCK":6,"ENOMEM":48,"EACCES":2,"EFAULT":21,"ENOTBLK":105,"EBUSY":10,"EEXIST":20,"EXDEV":75,"ENODEV":43,"ENOTDIR":54,"EISDIR":31,"EINVAL":28,"ENFILE":41,"EMFILE":33,"ENOTTY":59,"ETXTBSY":74,"EFBIG":22,"ENOSPC":51,"ESPIPE":70,"EROFS":69,"EMLINK":34,"EPIPE":64,"EDOM":18,"ERANGE":68,"ENOMSG":49,"EIDRM":24,"ECHRNG":106,"EL2NSYNC":156,"EL3HLT":107,"EL3RST":108,"ELNRNG":109,"EUNATCH":110,"ENOCSI":111,"EL2HLT":112,"EDEADLK":16,"ENOLCK":46,"EBADE":113,"EBADR":114,"EXFULL":115,"ENOANO":104,"EBADRQC":103,"EBADSLT":102,"EDEADLOCK":16,"EBFONT":101,"ENOSTR":100,"ENODATA":116,"ETIME":117,"ENOSR":118,"ENONET":119,"ENOPKG":120,"EREMOTE":121,"ENOLINK":47,"EADV":122,"ESRMNT":123,"ECOMM":124,"EPROTO":65,"EMULTIHOP":36,"EDOTDOT":125,"EBADMSG":9,"ENOTUNIQ":126,"EBADFD":127,"EREMCHG":128,"ELIBACC":129,"ELIBBAD":130,"ELIBSCN":131,"ELIBMAX":132,"ELIBEXEC":133,"ENOSYS":52,"ENOTEMPTY":55,"ENAMETOOLONG":37,"ELOOP":32,"EOPNOTSUPP":138,"EPFNOSUPPORT":139,"ECONNRESET":15,"ENOBUFS":42,"EAFNOSUPPORT":5,"EPROTOTYPE":67,"ENOTSOCK":57,"ENOPROTOOPT":50,"ESHUTDOWN":140,"ECONNREFUSED":14,"EADDRINUSE":3,"ECONNABORTED":13,"ENETUNREACH":40,"ENETDOWN":38,"ETIMEDOUT":73,"EHOSTDOWN":142,"EHOSTUNREACH":23,"EINPROGRESS":26,"EALREADY":7,"EDESTADDRREQ":17,"EMSGSIZE":35,"EPROTONOSUPPORT":66,"ESOCKTNOSUPPORT":137,"EADDRNOTAVAIL":4,"ENETRESET":39,"EISCONN":30,"ENOTCONN":53,"ETOOMANYREFS":141,"EUSERS":136,"EDQUOT":19,"ESTALE":72,"ENOTSUP":138,"ENOMEDIUM":148,"EILSEQ":25,"EOVERFLOW":61,"ECANCELED":11,"ENOTRECOVERABLE":56,"EOWNERDEAD":62,"ESTRPIPE":135};function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var asmLibraryArg={"a":___cxa_allocate_exception,"b":___cxa_throw,"e":___syscall_fcntl64,"t":___syscall_getcwd,"j":___syscall_ioctl,"k":___syscall_open,"o":___syscall_readlink,"p":___syscall_stat64,"c":_abort,"l":_emscripten_memcpy_big,"d":_emscripten_resize_heap,"r":_environ_get,"s":_environ_sizes_get,"f":_fd_close,"q":_fd_fdstat_get,"i":_fd_read,"m":_fd_seek,"h":_fd_write,"g":_getpwnam,"n":_strftime_l};var asm=createWasm();var ___wasm_call_ctors=Module["___wasm_call_ctors"]=function(){return(___wasm_call_ctors=Module["___wasm_call_ctors"]=Module["asm"]["v"]).apply(null,arguments)};var _main=Module["_main"]=function(){return(_main=Module["_main"]=Module["asm"]["w"]).apply(null,arguments)};var _malloc=Module["_malloc"]=function(){return(_malloc=Module["_malloc"]=Module["asm"]["x"]).apply(null,arguments)};var _itk_wasm_input_array_alloc=Module["_itk_wasm_input_array_alloc"]=function(){return(_itk_wasm_input_array_alloc=Module["_itk_wasm_input_array_alloc"]=Module["asm"]["z"]).apply(null,arguments)};var _itk_wasm_input_json_alloc=Module["_itk_wasm_input_json_alloc"]=function(){return(_itk_wasm_input_json_alloc=Module["_itk_wasm_input_json_alloc"]=Module["asm"]["A"]).apply(null,arguments)};var _itk_wasm_output_json_address=Module["_itk_wasm_output_json_address"]=function(){return(_itk_wasm_output_json_address=Module["_itk_wasm_output_json_address"]=Module["asm"]["B"]).apply(null,arguments)};var _itk_wasm_output_json_size=Module["_itk_wasm_output_json_size"]=function(){return(_itk_wasm_output_json_size=Module["_itk_wasm_output_json_size"]=Module["asm"]["C"]).apply(null,arguments)};var _itk_wasm_output_array_address=Module["_itk_wasm_output_array_address"]=function(){return(_itk_wasm_output_array_address=Module["_itk_wasm_output_array_address"]=Module["asm"]["D"]).apply(null,arguments)};var _itk_wasm_output_array_size=Module["_itk_wasm_output_array_size"]=function(){return(_itk_wasm_output_array_size=Module["_itk_wasm_output_array_size"]=Module["asm"]["E"]).apply(null,arguments)};var _itk_wasm_free_all=Module["_itk_wasm_free_all"]=function(){return(_itk_wasm_free_all=Module["_itk_wasm_free_all"]=Module["asm"]["F"]).apply(null,arguments)};var ___errno_location=Module["___errno_location"]=function(){return(___errno_location=Module["___errno_location"]=Module["asm"]["G"]).apply(null,arguments)};var stackSave=Module["stackSave"]=function(){return(stackSave=Module["stackSave"]=Module["asm"]["H"]).apply(null,arguments)};var stackRestore=Module["stackRestore"]=function(){return(stackRestore=Module["stackRestore"]=Module["asm"]["I"]).apply(null,arguments)};var stackAlloc=Module["stackAlloc"]=function(){return(stackAlloc=Module["stackAlloc"]=Module["asm"]["J"]).apply(null,arguments)};Module["ccall"]=ccall;Module["cwrap"]=cwrap;Module["writeArrayToMemory"]=writeArrayToMemory;Module["writeAsciiToMemory"]=writeAsciiToMemory;Module["addRunDependency"]=addRunDependency;Module["removeRunDependency"]=removeRunDependency;Module["FS_createPath"]=FS.createPath;Module["FS_createDataFile"]=FS.createDataFile;Module["FS_createPreloadedFile"]=FS.createPreloadedFile;Module["FS_createLazyFile"]=FS.createLazyFile;Module["FS_createDevice"]=FS.createDevice;Module["FS_unlink"]=FS.unlink;Module["callMain"]=callMain;Module["AsciiToString"]=AsciiToString;var calledRun;function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}var calledMain=false;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function callMain(args){var entryFunction=Module["_main"];args=args||[];var argc=args.length+1;var argv=stackAlloc((argc+1)*4);HEAP32[argv>>2]=allocateUTF8OnStack(thisProgram);for(var i=1;i<argc;i++){HEAP32[(argv>>2)+i]=allocateUTF8OnStack(args[i-1])}HEAP32[(argv>>2)+argc]=0;try{var ret=entryFunction(argc,argv);exit(ret,true);return ret}catch(e){return handleException(e)}finally{calledMain=true}}function run(args){args=args||arguments_;if(runDependencies>0){return}preRun();if(runDependencies>0){return}function doRun(){if(calledRun)return;calledRun=true;Module["calledRun"]=true;if(ABORT)return;initRuntime();preMain();readyPromiseResolve(Module);if(Module["onRuntimeInitialized"])Module["onRuntimeInitialized"]();if(shouldRunNow)callMain(args);postRun()}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(function(){setTimeout(function(){Module["setStatus"]("")},1);doRun()},1)}else{doRun()}}Module["run"]=run;function exit(status,implicit){EXITSTATUS=status;if(keepRuntimeAlive()){}else{exitRuntime()}procExit(status)}function procExit(code){EXITSTATUS=code;if(!keepRuntimeAlive()){if(Module["onExit"])Module["onExit"](code);ABORT=true}quit_(code,new ExitStatus(code))}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()()}}var shouldRunNow=false;if(Module["noInitialRun"])shouldRunNow=false;run();Module.mountContainingDir=function(filePath){if(!ENVIRONMENT_IS_NODE){return}var path=require("path");var containingDir=path.dirname(filePath);if(FS.isDir(containingDir)||containingDir==="/"){return}var currentDir="/";var splitContainingDir=containingDir.split(path.sep);for(var ii=1;ii<splitContainingDir.length;ii++){currentDir+=splitContainingDir[ii];if(!FS.analyzePath(currentDir).exists){FS.mkdir(currentDir)}currentDir+="/"}FS.mount(NODEFS,{root:containingDir},currentDir);return currentDir+path.basename(filePath)};Module.unmountContainingDir=function(filePath){if(!ENVIRONMENT_IS_NODE){return}var path=require("path");var containingDir=path.dirname(filePath);FS.unmount(containingDir)};Module.fs_mkdirs=function(dirs){var currentDir="/";var splitDirs=dirs.split("/");for(var ii=1;ii<splitDirs.length;++ii){currentDir+=splitDirs[ii];if(!FS.analyzePath(currentDir).exists){FS.mkdir(currentDir)}currentDir+="/"}};Module.fs_readFile=function(path,opts){return FS.readFile(path,opts)};Module.fs_writeFile=function(path,data,opts){return FS.writeFile(path,data,opts)};Module.fs_unlink=function(path){return FS.unlink(path)};Module.fs_open=function(path,flags,mode){return FS.open(path,flags,mode)};Module.fs_stat=function(path){return FS.stat(path)};Module.fs_read=function(stream,buffer,offset,length,position){return FS.read(stream,buffer,offset,length,position)};Module.fs_close=function(stream){return FS.close(stream)};
-
-
-  return BloscZarr.ready
-}
-);
-})();
-if (typeof exports === 'object' && typeof module === 'object')
-  module.exports = BloscZarr;
-else if (typeof define === 'function' && define['amd'])
-  define([], function() { return BloscZarr; });
-else if (typeof exports === 'object')
-  exports["BloscZarr"] = BloscZarr;
diff --git a/src/Compression/blosc-zarr/web-build/BloscZarr.wasm b/src/Compression/blosc-zarr/web-build/BloscZarr.wasm
deleted file mode 100755
index 851c78a37..000000000
Binary files a/src/Compression/blosc-zarr/web-build/BloscZarr.wasm and /dev/null differ
diff --git a/src/Compression/bloscZarrDecompress.js b/src/Compression/bloscZarrDecompress.js
index 5e87bb79d..216a7fa1c 100644
--- a/src/Compression/bloscZarrDecompress.js
+++ b/src/Compression/bloscZarrDecompress.js
@@ -1,4 +1,5 @@
 import { runPipeline, InterfaceTypes, WorkerPool } from 'itk-wasm'
+import itkConfig from '../itkConfig.js'
 import { getSize } from '../IO/dtypeUtils'
 
 const cores = navigator.hardwareConcurrency ? navigator.hardwareConcurrency : 4
@@ -24,6 +25,11 @@ const workerPool = new WorkerPool(numberOfWorkers, runPipeline)
  */
 async function bloscZarrDecompress(chunkData) {
   const desiredOutputs = [{ type: InterfaceTypes.BinaryStream }]
+
+  const options = {
+    pipelineWorkerUrl: itkConfig.pipelineWorkerUrl,
+    pipelineBaseUrl: itkConfig.pipelinesUrl,
+  }
   const taskArgsArray = []
   let dtype = null
   for (let index = 0; index < chunkData.length; index++) {
@@ -50,7 +56,7 @@ async function bloscZarrDecompress(chunkData) {
       '--decompress',
       '--memory-io',
     ]
-    taskArgsArray.push(['BloscZarr', args, desiredOutputs, inputs])
+    taskArgsArray.push(['BloscZarr', args, desiredOutputs, inputs, options])
   }
   const results = await workerPool.runTasks(taskArgsArray).promise
 
diff --git a/src/IO/Compare/createCompareImage.js b/src/IO/Compare/createCompareImage.js
index 5059a3e93..deaa386e8 100644
--- a/src/IO/Compare/createCompareImage.js
+++ b/src/IO/Compare/createCompareImage.js
@@ -1,4 +1,5 @@
 import { runWasm } from '../itkWasmUtils.js'
+import itkConfig from '../itkConfig.js'
 
 export async function createCompareImage(
   movingImage,
@@ -17,11 +18,17 @@ export async function createCompareImage(
     clampedPattern.join(','),
   ]
 
+  const itkWasmOptions = {
+    pipelineWorkerUrl: itkConfig.pipelineWorkerUrl,
+    pipelineBaseUrl: itkConfig.pipelinesUrl,
+  }
+  console.log('createCompare', itkWasmOptions)
   const image = await runWasm({
     pipeline: 'Compare',
     args,
     images: [movingImage, fixedImage],
     maxSplits: 1,
+    itkWasmOptions,
   })
   image.ranges = [minMax, minMax]
 
diff --git a/src/IO/Compare/emscripten-build/Compare.js b/src/IO/Compare/emscripten-build/Compare.js
index 626e8cf29..654812f26 100644
--- a/src/IO/Compare/emscripten-build/Compare.js
+++ b/src/IO/Compare/emscripten-build/Compare.js
@@ -1,9 +1,7 @@
 var Compare = (() => {
   var _scriptDir = import.meta.url
 
-  return async function(Compare) {
-    Compare = Compare || {}
-
+  return async function(Compare = {}) {
     var Module = typeof Compare != 'undefined' ? Compare : {}
     var readyPromiseResolve, readyPromiseReject
     Module['ready'] = new Promise(function(resolve, reject) {
@@ -52,11 +50,6 @@ var Compare = (() => {
       return scriptDirectory + path
     }
     var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
     if (ENVIRONMENT_IS_NODE) {
       const { createRequire: createRequire } = await import('module')
       var require = createRequire(import.meta.url)
@@ -91,25 +84,13 @@ var Compare = (() => {
           else onload(data.buffer)
         })
       }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
+      if (!Module['thisProgram'] && process.argv.length > 1) {
+        thisProgram = process.argv[1].replace(/\\/g, '/')
       }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
+      arguments_ = process.argv.slice(2)
       quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
+        process.exitCode = status
+        throw toThrow
       }
       Module['inspect'] = function() {
         return '[Emscripten Module object]'
@@ -186,131 +167,27 @@ var Compare = (() => {
         abort(text)
       }
     }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
+    var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64
+    function updateMemoryViews() {
+      var b = wasmMemory.buffer
+      Module['HEAP8'] = HEAP8 = new Int8Array(b)
+      Module['HEAP16'] = HEAP16 = new Int16Array(b)
+      Module['HEAP32'] = HEAP32 = new Int32Array(b)
+      Module['HEAPU8'] = HEAPU8 = new Uint8Array(b)
+      Module['HEAPU16'] = HEAPU16 = new Uint16Array(b)
+      Module['HEAPU32'] = HEAPU32 = new Uint32Array(b)
+      Module['HEAPF32'] = HEAPF32 = new Float32Array(b)
+      Module['HEAPF64'] = HEAPF64 = new Float64Array(b)
     }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
-    }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
     var wasmTable
     var __ATPRERUN__ = []
     var __ATINIT__ = []
     var __ATMAIN__ = []
     var __ATPOSTRUN__ = []
     var runtimeInitialized = false
+    var runtimeKeepaliveCounter = 0
     function keepRuntimeAlive() {
-      return noExitRuntime
+      return noExitRuntime || runtimeKeepaliveCounter > 0
     }
     function preRun() {
       if (Module['preRun']) {
@@ -422,26 +299,24 @@ var Compare = (() => {
         abort(err)
       }
     }
-    function getBinaryPromise() {
+    function getBinaryPromise(binaryFile) {
       if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
+        if (typeof fetch == 'function' && !isFileURI(binaryFile)) {
+          return fetch(binaryFile, { credentials: 'same-origin' })
             .then(function(response) {
               if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
+                throw "failed to load wasm binary file at '" + binaryFile + "'"
               }
               return response['arrayBuffer']()
             })
             .catch(function() {
-              return getBinary(wasmBinaryFile)
+              return getBinary(binaryFile)
             })
         } else {
           if (readAsync) {
             return new Promise(function(resolve, reject) {
               readAsync(
-                wasmBinaryFile,
+                binaryFile,
                 function(response) {
                   resolve(new Uint8Array(response))
                 },
@@ -452,70 +327,75 @@ var Compare = (() => {
         }
       }
       return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
+        return getBinary(binaryFile)
       })
     }
+    function instantiateArrayBuffer(binaryFile, imports, receiver) {
+      return getBinaryPromise(binaryFile)
+        .then(function(binary) {
+          return WebAssembly.instantiate(binary, imports)
+        })
+        .then(function(instance) {
+          return instance
+        })
+        .then(receiver, function(reason) {
+          err('failed to asynchronously prepare wasm: ' + reason)
+          abort(reason)
+        })
+    }
+    function instantiateAsync(binary, binaryFile, imports, callback) {
+      if (
+        !binary &&
+        typeof WebAssembly.instantiateStreaming == 'function' &&
+        !isDataURI(binaryFile) &&
+        !isFileURI(binaryFile) &&
+        !ENVIRONMENT_IS_NODE &&
+        typeof fetch == 'function'
+      ) {
+        return fetch(binaryFile, { credentials: 'same-origin' }).then(function(
+          response
+        ) {
+          var result = WebAssembly.instantiateStreaming(response, imports)
+          return result.then(callback, function(reason) {
+            err('wasm streaming compile failed: ' + reason)
+            err('falling back to ArrayBuffer instantiation')
+            return instantiateArrayBuffer(binaryFile, imports, callback)
+          })
+        })
+      } else {
+        return instantiateArrayBuffer(binaryFile, imports, callback)
+      }
+    }
     function createWasm() {
-      var info = { a: asmLibraryArg }
+      var info = { a: wasmImports }
       function receiveInstance(instance, module) {
         var exports = instance.exports
         Module['asm'] = exports
         wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        updateMemoryViews()
         wasmTable = Module['asm']['D']
         addOnInit(Module['asm']['t'])
         removeRunDependency('wasm-instantiate')
+        return exports
       }
       addRunDependency('wasm-instantiate')
       function receiveInstantiationResult(result) {
         receiveInstance(result['instance'])
       }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
       if (Module['instantiateWasm']) {
         try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
+          return Module['instantiateWasm'](info, receiveInstance)
         } catch (e) {
           err('Module.instantiateWasm callback failed with error: ' + e)
           readyPromiseReject(e)
         }
       }
-      instantiateAsync().catch(readyPromiseReject)
+      instantiateAsync(
+        wasmBinary,
+        wasmBinaryFile,
+        info,
+        receiveInstantiationResult
+      ).catch(readyPromiseReject)
       return {}
     }
     var tempDouble
@@ -534,33 +414,33 @@ var Compare = (() => {
       this.excPtr = excPtr
       this.ptr = excPtr - 24
       this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
+        HEAPU32[(this.ptr + 4) >>> 2] = type
       }
       this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
+        return HEAPU32[(this.ptr + 4) >>> 2]
       }
       this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
+        HEAPU32[(this.ptr + 8) >>> 2] = destructor
       }
       this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
+        return HEAPU32[(this.ptr + 8) >>> 2]
       }
       this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
+        HEAP32[this.ptr >>> 2] = refcount
       }
       this.set_caught = function(caught) {
         caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
+        HEAP8[(this.ptr + 12) >>> 0] = caught
       }
       this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
+        return HEAP8[(this.ptr + 12) >>> 0] != 0
       }
       this.set_rethrown = function(rethrown) {
         rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
+        HEAP8[(this.ptr + 13) >>> 0] = rethrown
       }
       this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
+        return HEAP8[(this.ptr + 13) >>> 0] != 0
       }
       this.init = function(type, destructor) {
         this.set_adjusted_ptr(0)
@@ -571,24 +451,24 @@ var Compare = (() => {
         this.set_rethrown(false)
       }
       this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
+        var value = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = value + 1
       }
       this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
+        var prev = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = prev - 1
         return prev === 1
       }
       this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
+        HEAPU32[(this.ptr + 16) >>> 2] = adjustedPtr
       }
       this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
+        return HEAPU32[(this.ptr + 16) >>> 2]
       }
       this.get_exception_ptr = function() {
         var isPointer = ___cxa_is_pointer_type(this.get_type())
         if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
+          return HEAPU32[this.excPtr >>> 2]
         }
         var adjusted = this.get_adjusted_ptr()
         if (adjusted !== 0) return adjusted
@@ -602,10 +482,10 @@ var Compare = (() => {
       info.init(type, destructor)
       exceptionLast = ptr
       uncaughtExceptionCount++
-      throw ptr
+      throw exceptionLast
     }
     function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
+      HEAP32[___errno_location() >>> 2] = value
       return value
     }
     var PATH = {
@@ -678,23 +558,27 @@ var Compare = (() => {
         return PATH.normalize(l + '/' + r)
       },
     }
-    function getRandomDevice() {
+    function initRandomFill() {
       if (
         typeof crypto == 'object' &&
         typeof crypto['getRandomValues'] == 'function'
       ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
+        return view => crypto.getRandomValues(view)
       } else if (ENVIRONMENT_IS_NODE) {
         try {
           var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
+          var randomFillSync = crypto_module['randomFillSync']
+          if (randomFillSync) {
+            return view => crypto_module['randomFillSync'](view)
+          }
+          var randomBytes = crypto_module['randomBytes']
+          return view => (view.set(randomBytes(view.byteLength)), view)
         } catch (e) {}
       }
-      return () => abort('randomDevice')
+      abort('initRandomDevice')
+    }
+    function randomFill(view) {
+      return (randomFill = initRandomFill())(view)
     }
     var PATH_FS = {
       resolve: function() {
@@ -749,6 +633,57 @@ var Compare = (() => {
         return outputParts.join('/')
       },
     }
+    function lengthBytesUTF8(str) {
+      var len = 0
+      for (var i = 0; i < str.length; ++i) {
+        var c = str.charCodeAt(i)
+        if (c <= 127) {
+          len++
+        } else if (c <= 2047) {
+          len += 2
+        } else if (c >= 55296 && c <= 57343) {
+          len += 4
+          ++i
+        } else {
+          len += 3
+        }
+      }
+      return len
+    }
+    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
+      outIdx >>>= 0
+      if (!(maxBytesToWrite > 0)) return 0
+      var startIdx = outIdx
+      var endIdx = outIdx + maxBytesToWrite - 1
+      for (var i = 0; i < str.length; ++i) {
+        var u = str.charCodeAt(i)
+        if (u >= 55296 && u <= 57343) {
+          var u1 = str.charCodeAt(++i)
+          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
+        }
+        if (u <= 127) {
+          if (outIdx >= endIdx) break
+          heap[outIdx++ >>> 0] = u
+        } else if (u <= 2047) {
+          if (outIdx + 1 >= endIdx) break
+          heap[outIdx++ >>> 0] = 192 | (u >> 6)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else if (u <= 65535) {
+          if (outIdx + 2 >= endIdx) break
+          heap[outIdx++ >>> 0] = 224 | (u >> 12)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else {
+          if (outIdx + 3 >= endIdx) break
+          heap[outIdx++ >>> 0] = 240 | (u >> 18)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 12) & 63)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        }
+      }
+      heap[outIdx >>> 0] = 0
+      return outIdx - startIdx
+    }
     function intArrayFromString(stringy, dontAddNull, length) {
       var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
       var u8array = new Array(len)
@@ -987,6 +922,7 @@ var Compare = (() => {
         return new Uint8Array(node.contents)
       },
       expandFileStorage: function(node, newCapacity) {
+        newCapacity >>>= 0
         var prevCapacity = node.contents ? node.contents.length : 0
         if (prevCapacity >= newCapacity) return
         var CAPACITY_DOUBLING_MAX = 1024 * 1024
@@ -1003,6 +939,7 @@ var Compare = (() => {
           node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
       },
       resizeFileStorage: function(node, newSize) {
+        newSize >>>= 0
         if (node.usedBytes == newSize) return
         if (newSize == 0) {
           node.contents = null
@@ -1193,7 +1130,7 @@ var Compare = (() => {
           var ptr
           var allocated
           var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
+          if (!(flags & 2) && contents.buffer === HEAP8.buffer) {
             allocated = false
             ptr = contents.byteOffset
           } else {
@@ -1213,7 +1150,8 @@ var Compare = (() => {
             if (!ptr) {
               throw new FS.ErrnoError(48)
             }
-            HEAP8.set(contents, ptr)
+            ptr >>>= 0
+            HEAP8.set(contents, ptr >>> 0)
           }
           return { ptr: ptr, allocated: allocated }
         },
@@ -1250,7 +1188,7 @@ var Compare = (() => {
       isWindows: false,
       staticInit: () => {
         NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
+        var flags = process.binding('constants')
         if (flags['fs']) {
           flags = flags['fs']
         }
@@ -2362,6 +2300,7 @@ var Compare = (() => {
         return stream.position
       },
       read: (stream, buffer, offset, length, position) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2394,6 +2333,7 @@ var Compare = (() => {
         return bytesRead
       },
       write: (stream, buffer, offset, length, position, canOwn) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2464,6 +2404,7 @@ var Compare = (() => {
         return stream.stream_ops.mmap(stream, length, position, prot, flags)
       },
       msync: (stream, buffer, offset, length, mmapFlags) => {
+        offset >>>= 0
         if (!stream.stream_ops.msync) {
           return 0
         }
@@ -2547,9 +2488,16 @@ var Compare = (() => {
         TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
         FS.mkdev('/dev/tty', FS.makedev(5, 0))
         FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
+        var randomBuffer = new Uint8Array(1024),
+          randomLeft = 0
+        var randomByte = () => {
+          if (randomLeft === 0) {
+            randomLeft = randomFill(randomBuffer).byteLength
+          }
+          return randomBuffer[--randomLeft]
+        }
+        FS.createDevice('/dev', 'random', randomByte)
+        FS.createDevice('/dev', 'urandom', randomByte)
         FS.mkdir('/dev/shm')
         FS.mkdir('/dev/shm/tmp')
       },
@@ -2605,6 +2553,7 @@ var Compare = (() => {
       ensureErrnoError: () => {
         if (FS.ErrnoError) return
         FS.ErrnoError = function ErrnoError(errno, node) {
+          this.name = 'ErrnoError'
           this.node = node
           this.setErrno = function(errno) {
             this.errno = errno
@@ -3027,114 +2976,51 @@ var Compare = (() => {
           processData(url)
         }
       },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+    }
+    var UTF8Decoder =
+      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
+    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
+      idx >>>= 0
+      var endIdx = idx + maxBytesToRead
+      var endPtr = idx
+      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
+      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
+        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
+      }
+      var str = ''
+      while (idx < endPtr) {
+        var u0 = heapOrArray[idx++]
+        if (!(u0 & 128)) {
+          str += String.fromCharCode(u0)
+          continue
         }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
+        var u1 = heapOrArray[idx++] & 63
+        if ((u0 & 224) == 192) {
+          str += String.fromCharCode(((u0 & 31) << 6) | u1)
+          continue
         }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+        var u2 = heapOrArray[idx++] & 63
+        if ((u0 & 240) == 224) {
+          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
+        } else {
+          u0 =
+            ((u0 & 7) << 18) |
+            (u1 << 12) |
+            (u2 << 6) |
+            (heapOrArray[idx++] & 63)
         }
-        openRequest.onerror = onerror
-      },
+        if (u0 < 65536) {
+          str += String.fromCharCode(u0)
+        } else {
+          var ch = u0 - 65536
+          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
+        }
+      }
+      return str
+    }
+    function UTF8ToString(ptr, maxBytesToRead) {
+      ptr >>>= 0
+      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
     }
     var SYSCALLS = {
       DEFAULT_POLLMASK: 5,
@@ -3170,13 +3056,13 @@ var Compare = (() => {
           }
           throw e
         }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
+        HEAP32[buf >>> 2] = stat.dev
+        HEAP32[(buf + 8) >>> 2] = stat.ino
+        HEAP32[(buf + 12) >>> 2] = stat.mode
+        HEAPU32[(buf + 16) >>> 2] = stat.nlink
+        HEAP32[(buf + 20) >>> 2] = stat.uid
+        HEAP32[(buf + 24) >>> 2] = stat.gid
+        HEAP32[(buf + 28) >>> 2] = stat.rdev
         ;(tempI64 = [
           stat.size >>> 0,
           ((tempDouble = stat.size),
@@ -3190,10 +3076,10 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
+          (HEAP32[(buf + 40) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 44) >>> 2] = tempI64[1])
+        HEAP32[(buf + 48) >>> 2] = 4096
+        HEAP32[(buf + 52) >>> 2] = stat.blocks
         var atime = stat.atime.getTime()
         var mtime = stat.mtime.getTime()
         var ctime = stat.ctime.getTime()
@@ -3210,9 +3096,9 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
+          (HEAP32[(buf + 56) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 60) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 64) >>> 2] = (atime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(mtime / 1e3) >>> 0,
           ((tempDouble = Math.floor(mtime / 1e3)),
@@ -3226,9 +3112,9 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
+          (HEAP32[(buf + 72) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 76) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 80) >>> 2] = (mtime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(ctime / 1e3) >>> 0,
           ((tempDouble = Math.floor(ctime / 1e3)),
@@ -3242,9 +3128,9 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
+          (HEAP32[(buf + 88) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 92) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 96) >>> 2] = (ctime % 1e3) * 1e3
         ;(tempI64 = [
           stat.ino >>> 0,
           ((tempDouble = stat.ino),
@@ -3258,8 +3144,8 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
+          (HEAP32[(buf + 104) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 108) >>> 2] = tempI64[1])
         return 0
       },
       doMsync: function(addr, stream, len, flags, offset) {
@@ -3269,13 +3155,14 @@ var Compare = (() => {
         if (flags & 2) {
           return 0
         }
+        addr >>>= 0
         var buffer = HEAPU8.slice(addr, addr + len)
         FS.msync(stream, buffer, offset, len, flags)
       },
       varargs: undefined,
       get: function() {
         SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
+        var ret = HEAP32[(SYSCALLS.varargs - 4) >>> 2]
         return ret
       },
       getStr: function(ptr) {
@@ -3315,7 +3202,7 @@ var Compare = (() => {
           case 5: {
             var arg = SYSCALLS.get()
             var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
+            HEAP16[(arg + offset) >>> 1] = 2
             return 0
           }
           case 6:
@@ -3332,10 +3219,13 @@ var Compare = (() => {
           }
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
+    function stringToUTF8(str, outPtr, maxBytesToWrite) {
+      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
+    }
     function ___syscall_getcwd(buf, size) {
       try {
         if (size === 0) return -28
@@ -3345,7 +3235,7 @@ var Compare = (() => {
         stringToUTF8(cwd, buf, size)
         return cwdLengthInBytes
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3371,7 +3261,7 @@ var Compare = (() => {
           case 21519: {
             if (!stream.tty) return -59
             var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
+            HEAP32[argp >>> 2] = 0
             return 0
           }
           case 21520: {
@@ -3394,7 +3284,7 @@ var Compare = (() => {
             return -28
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3406,7 +3296,7 @@ var Compare = (() => {
         var mode = varargs ? SYSCALLS.get() : 0
         return FS.open(path, flags, mode).fd
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3417,12 +3307,12 @@ var Compare = (() => {
         if (bufsize <= 0) return -28
         var ret = FS.readlink(path)
         var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
+        var endChar = HEAP8[(buf + len) >>> 0]
         stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
+        HEAP8[(buf + len) >>> 0] = endChar
         return len
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3431,7 +3321,7 @@ var Compare = (() => {
         path = SYSCALLS.getStr(path)
         return SYSCALLS.doStat(FS.stat, path, buf)
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3439,15 +3329,16 @@ var Compare = (() => {
       abort('')
     }
     function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
+      HEAPU8.copyWithin(dest >>> 0, src >>> 0, (src + num) >>> 0)
     }
     function getHeapMax() {
-      return 2147483648
+      return 4294901760
     }
     function emscripten_realloc_buffer(size) {
+      var b = wasmMemory.buffer
       try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        wasmMemory.grow((size - b.byteLength + 65535) >>> 16)
+        updateMemoryViews()
         return 1
       } catch (e) {}
     }
@@ -3511,30 +3402,30 @@ var Compare = (() => {
       }
       return getEnvStrings.strings
     }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
+    function stringToAscii(str, buffer) {
       for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
       }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
+      HEAP8[buffer >>> 0] = 0
     }
     function _environ_get(__environ, environ_buf) {
       var bufSize = 0
       getEnvStrings().forEach(function(string, i) {
         var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
+        HEAPU32[(__environ + i * 4) >>> 2] = ptr
+        stringToAscii(string, ptr)
         bufSize += string.length + 1
       })
       return 0
     }
     function _environ_sizes_get(penviron_count, penviron_buf_size) {
       var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
+      HEAPU32[penviron_count >>> 2] = strings.length
       var bufSize = 0
       strings.forEach(function(string) {
         bufSize += string.length + 1
       })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
+      HEAPU32[penviron_buf_size >>> 2] = bufSize
       return 0
     }
     function _proc_exit(code) {
@@ -3556,20 +3447,23 @@ var Compare = (() => {
         FS.close(stream)
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doReadv(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.read(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
         if (curr < len) break
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3577,10 +3471,10 @@ var Compare = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
@@ -3608,25 +3502,28 @@ var Compare = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
+          (HEAP32[newOffset >>> 2] = tempI64[0]),
+          (HEAP32[(newOffset + 4) >>> 2] = tempI64[1])
         if (stream.getdents && offset === 0 && whence === 0)
           stream.getdents = null
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doWritev(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.write(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3634,31 +3531,31 @@ var Compare = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
-    function __isLeapYear(year) {
+    function isLeapYear(year) {
       return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
     }
-    function __arraySum(array, index) {
+    function arraySum(array, index) {
       var sum = 0
       for (var i = 0; i <= index; sum += array[i++]) {}
       return sum
     }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
+    var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    function addDays(date, days) {
       var newDate = new Date(date.getTime())
       while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
+        var leap = isLeapYear(newDate.getFullYear())
         var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
+        var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[
+          currentMonth
+        ]
         if (days > daysInCurrentMonth - newDate.getDate()) {
           days -= daysInCurrentMonth - newDate.getDate() + 1
           newDate.setDate(1)
@@ -3676,21 +3573,21 @@ var Compare = (() => {
       return newDate
     }
     function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
+      HEAP8.set(array, buffer >>> 0)
     }
     function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
+      var tm_zone = HEAP32[(tm + 40) >>> 2]
       var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
+        tm_sec: HEAP32[tm >>> 2],
+        tm_min: HEAP32[(tm + 4) >>> 2],
+        tm_hour: HEAP32[(tm + 8) >>> 2],
+        tm_mday: HEAP32[(tm + 12) >>> 2],
+        tm_mon: HEAP32[(tm + 16) >>> 2],
+        tm_year: HEAP32[(tm + 20) >>> 2],
+        tm_wday: HEAP32[(tm + 24) >>> 2],
+        tm_yday: HEAP32[(tm + 28) >>> 2],
+        tm_isdst: HEAP32[(tm + 32) >>> 2],
+        tm_gmtoff: HEAP32[(tm + 36) >>> 2],
         tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
       }
       var pattern = UTF8ToString(format)
@@ -3794,7 +3691,7 @@ var Compare = (() => {
         }
       }
       function getWeekBasedYear(date) {
-        var thisDate = __addDays(
+        var thisDate = addDays(
           new Date(date.tm_year + 1900, 0, 1),
           date.tm_yday
         )
@@ -3853,10 +3750,10 @@ var Compare = (() => {
         '%j': function(date) {
           return leadingNulls(
             date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
+              arraySum(
+                isLeapYear(date.tm_year + 1900)
+                  ? MONTH_DAYS_LEAP
+                  : MONTH_DAYS_REGULAR,
                 date.tm_mon - 1
               ),
             3
@@ -3902,13 +3799,13 @@ var Compare = (() => {
             var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
             if (
               dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
+              (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1))
             ) {
               val++
             }
           } else if (val == 53) {
             var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
+            if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1
           }
           return leadingNulls(val, 2)
         },
@@ -3965,10 +3862,10 @@ var Compare = (() => {
       }
       quit_(1, e)
     }
-    function allocateUTF8OnStack(str) {
+    function stringToUTF8OnStack(str) {
       var size = lengthBytesUTF8(str) + 1
       var ret = stackAlloc(size)
-      stringToUTF8Array(str, HEAP8, ret, size)
+      stringToUTF8(str, ret, size)
       return ret
     }
     function getCFunc(ident) {
@@ -3980,9 +3877,7 @@ var Compare = (() => {
         string: str => {
           var ret = 0
           if (str !== null && str !== undefined && str !== 0) {
-            var len = (str.length << 2) + 1
-            ret = stackAlloc(len)
-            stringToUTF8(str, ret, len)
+            ret = stringToUTF8OnStack(str)
           }
           return ret
         },
@@ -4022,10 +3917,9 @@ var Compare = (() => {
       return ret
     }
     function cwrap(ident, returnType, argTypes, opts) {
-      argTypes = argTypes || []
-      var numericArgs = argTypes.every(
-        type => type === 'number' || type === 'boolean'
-      )
+      var numericArgs =
+        !argTypes ||
+        argTypes.every(type => type === 'number' || type === 'boolean')
       var numericRet = returnType !== 'string'
       if (numericRet && numericArgs && !opts) {
         return getCFunc(ident)
@@ -4034,10 +3928,17 @@ var Compare = (() => {
         return ccall(ident, returnType, argTypes, arguments, opts)
       }
     }
+    function writeAsciiToMemory(str, buffer, dontAddNull) {
+      for (var i = 0; i < str.length; ++i) {
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
+      }
+      if (!dontAddNull) HEAP8[buffer >>> 0] = 0
+    }
     function AsciiToString(ptr) {
+      ptr >>>= 0
       var str = ''
       while (1) {
-        var ch = HEAPU8[ptr++ >> 0]
+        var ch = HEAPU8[ptr++ >>> 0]
         if (!ch) return str
         str += String.fromCharCode(ch)
       }
@@ -4220,7 +4121,7 @@ var Compare = (() => {
       EOWNERDEAD: 62,
       ESTRPIPE: 135,
     }
-    var asmLibraryArg = {
+    var wasmImports = {
       b: ___cxa_throw,
       d: ___syscall_fcntl64,
       r: ___syscall_getcwd,
@@ -4241,20 +4142,24 @@ var Compare = (() => {
       l: _strftime_l,
     }
     var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
+    var ___wasm_call_ctors = function() {
+      return (___wasm_call_ctors = Module['asm']['t']).apply(null, arguments)
+    }
     var _main = (Module['_main'] = function() {
       return (_main = Module['_main'] = Module['asm']['u']).apply(
         null,
         arguments
       )
     })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
+    var ___errno_location = function() {
+      return (___errno_location = Module['asm']['v']).apply(null, arguments)
+    }
+    var _malloc = function() {
+      return (_malloc = Module['asm']['malloc']).apply(null, arguments)
+    }
+    var _free = function() {
+      return (_free = Module['asm']['free']).apply(null, arguments)
+    }
     var _itk_wasm_input_array_alloc = (Module[
       '_itk_wasm_input_array_alloc'
     ] = function() {
@@ -4301,30 +4206,21 @@ var Compare = (() => {
       return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
         Module['asm']['C']).apply(null, arguments)
     })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
+    var stackSave = function() {
+      return (stackSave = Module['asm']['E']).apply(null, arguments)
+    }
+    var stackRestore = function() {
+      return (stackRestore = Module['asm']['F']).apply(null, arguments)
+    }
+    var stackAlloc = function() {
+      return (stackAlloc = Module['asm']['G']).apply(null, arguments)
+    }
+    var ___cxa_is_pointer_type = function() {
+      return (___cxa_is_pointer_type = Module['asm']['H']).apply(
         null,
         arguments
       )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
+    }
     Module['addRunDependency'] = addRunDependency
     Module['removeRunDependency'] = removeRunDependency
     Module['FS_createPath'] = FS.createPath
@@ -4334,6 +4230,8 @@ var Compare = (() => {
     Module['FS_createDevice'] = FS.createDevice
     Module['FS_unlink'] = FS.unlink
     Module['callMain'] = callMain
+    Module['stackSave'] = stackSave
+    Module['stackRestore'] = stackRestore
     Module['ccall'] = ccall
     Module['cwrap'] = cwrap
     Module['AsciiToString'] = AsciiToString
@@ -4344,17 +4242,16 @@ var Compare = (() => {
       if (!calledRun) run()
       if (!calledRun) dependenciesFulfilled = runCaller
     }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
+    function callMain(args = []) {
+      var entryFunction = _main
       args.unshift(thisProgram)
       var argc = args.length
       var argv = stackAlloc((argc + 1) * 4)
       var argv_ptr = argv >> 2
       args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
+        HEAP32[argv_ptr++ >>> 0] = stringToUTF8OnStack(arg)
       })
-      HEAP32[argv_ptr] = 0
+      HEAP32[argv_ptr >>> 0] = 0
       try {
         var ret = entryFunction(argc, argv)
         exitJS(ret, true)
@@ -4363,8 +4260,7 @@ var Compare = (() => {
         return handleException(e)
       }
     }
-    function run(args) {
-      args = args || arguments_
+    function run(args = arguments_) {
       if (runDependencies > 0) {
         return
       }
@@ -4412,8 +4308,8 @@ var Compare = (() => {
       }
       var path = require('path')
       var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
+      if (containingDir === '/') {
+        throw new Error('Cannot mount root directory')
       }
       var currentDir = '/'
       var splitContainingDir = containingDir.split(path.sep)
@@ -4435,6 +4331,32 @@ var Compare = (() => {
       var containingDir = path.dirname(filePath)
       FS.unmount(containingDir)
     }
+    Module.mountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      if (dir === '/') {
+        throw new Error('Cannot mount root directory')
+      }
+      var currentDir = '/'
+      var path = require('path')
+      var splitDir = dir.split(path.sep)
+      for (var ii = 1; ii < splitDir.length; ii++) {
+        currentDir += splitDir[ii]
+        if (!FS.analyzePath(currentDir).exists) {
+          FS.mkdir(currentDir)
+        }
+        currentDir += '/'
+      }
+      FS.mount(NODEFS, { root: dir }, currentDir)
+      return currentDir
+    }
+    Module.unmountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      FS.unmount(dir)
+    }
     Module.fs_mkdirs = function(dirs) {
       var currentDir = '/'
       var splitDirs = dirs.split('/')
diff --git a/src/IO/Compare/emscripten-build/Compare.umd.wasm b/src/IO/Compare/emscripten-build/Compare.umd.wasm
deleted file mode 100755
index f23c70a88..000000000
Binary files a/src/IO/Compare/emscripten-build/Compare.umd.wasm and /dev/null differ
diff --git a/src/IO/Compare/emscripten-build/Compare.wasm b/src/IO/Compare/emscripten-build/Compare.wasm
index f23c70a88..638201686 100755
Binary files a/src/IO/Compare/emscripten-build/Compare.wasm and b/src/IO/Compare/emscripten-build/Compare.wasm differ
diff --git a/src/IO/Compare/emscripten-build/Compare.wasm.zst b/src/IO/Compare/emscripten-build/Compare.wasm.zst
new file mode 100755
index 000000000..a90940206
Binary files /dev/null and b/src/IO/Compare/emscripten-build/Compare.wasm.zst differ
diff --git a/src/IO/Compare/package-lock.json b/src/IO/Compare/package-lock.json
index a92eca4d6..152276bcb 100644
--- a/src/IO/Compare/package-lock.json
+++ b/src/IO/Compare/package-lock.json
@@ -10,7 +10,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "itk-image-io": "^1.0.0-b.84",
-        "itk-wasm": "^1.0.0-b.84"
+        "itk-wasm": "^1.0.0-b.158"
       }
     },
     "node_modules/@babel/runtime": {
@@ -24,17 +24,29 @@
         "node": ">=6.9.0"
       }
     },
+    "node_modules/@thewtex/zstddec": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
+      "integrity": "sha512-lIS+smrfa48WGlDVQSQSm0jBnwVp5XmfGJWU9q0J0fRFY9ohzK4s27Zg2SFMb1NWMp9RiANAdK+/q86EBGWR1Q=="
+    },
     "node_modules/@types/emscripten": {
       "version": "1.39.6",
       "resolved": "https://registry.npmjs.org/@types/emscripten/-/emscripten-1.39.6.tgz",
       "integrity": "sha512-H90aoynNhhkQP6DRweEjJp5vfUVdIj7tdPLsu7pq89vODD/lcugKfZOsfgwpvM6XUewEp2N5dCg1Uf3Qe55Dcg=="
     },
+    "node_modules/asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
+    },
     "node_modules/axios": {
-      "version": "0.23.0",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
-      "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
+      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
       "dependencies": {
-        "follow-redirects": "^1.14.4"
+        "follow-redirects": "^1.15.0",
+        "form-data": "^4.0.0",
+        "proxy-from-env": "^1.1.0"
       }
     },
     "node_modules/balanced-match": {
@@ -50,6 +62,22 @@
         "balanced-match": "^1.0.0"
       }
     },
+    "node_modules/combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "dependencies": {
+        "delayed-stream": "~1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/comlink": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/comlink/-/comlink-4.4.1.tgz",
+      "integrity": "sha512-+1dlx0aY5Jo1vHy/tSsIGpSkN4tS9rZSW8FIhG0JH/crs9wwweswIo/POr451r7bZww3hFbPAKnTpimzL/mm4Q=="
+    },
     "node_modules/commander": {
       "version": "9.5.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
@@ -58,10 +86,18 @@
         "node": "^12.20.0 || >=14"
       }
     },
+    "node_modules/delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
     "node_modules/follow-redirects": {
-      "version": "1.15.2",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.2.tgz",
-      "integrity": "sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==",
+      "version": "1.15.3",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.3.tgz",
+      "integrity": "sha512-1VzOtuEM8pC9SFU1E+8KfTjZyMztRsgEfwQl44z8A25uy13jSzTj6dyK2Df52iV0vgHCfBwLhDWevLn95w5v6Q==",
       "funding": [
         {
           "type": "individual",
@@ -77,6 +113,19 @@
         }
       }
     },
+    "node_modules/form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "dependencies": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
     "node_modules/fs-extra": {
       "version": "10.1.0",
       "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-10.1.0.tgz",
@@ -140,7 +189,15 @@
         "itk-wasm": "1.0.0-b.84"
       }
     },
-    "node_modules/itk-wasm": {
+    "node_modules/itk-image-io/node_modules/axios": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
+      "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+      "dependencies": {
+        "follow-redirects": "^1.14.4"
+      }
+    },
+    "node_modules/itk-image-io/node_modules/itk-wasm": {
       "version": "1.0.0-b.84",
       "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.84.tgz",
       "integrity": "sha512-iM3ZMVqGv/3kjoe4UUTO0PlyGLMOrmOb0e1e6+5kHu4fnTg6PhNjxLGdanLH/OlX6VSv6LOP6o8rKiC7Xo0zRw==",
@@ -160,6 +217,27 @@
         "itk-wasm": "src/itk-wasm-cli.js"
       }
     },
+    "node_modules/itk-wasm": {
+      "version": "1.0.0-b.158",
+      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.158.tgz",
+      "integrity": "sha512-IHRmwu1zxLmH9auF7kN3BREbom9NGorVhK1g4TRNsr4qRbuHZsZ3RsGRNVqWI2LZamo3Rw9sDYrM7NMA5x0dqQ==",
+      "dependencies": {
+        "@babel/runtime": "^7.15.4",
+        "@thewtex/zstddec": "^0.2.0",
+        "@types/emscripten": "^1.39.6",
+        "axios": "^1.4.0",
+        "comlink": "^4.4.1",
+        "commander": "^9.4.0",
+        "fs-extra": "^10.0.0",
+        "glob": "^8.1.0",
+        "markdown-table": "^3.0.3",
+        "mime-types": "^2.1.35",
+        "wasm-feature-detect": "^1.5.1"
+      },
+      "bin": {
+        "itk-wasm": "src/itk-wasm-cli.js"
+      }
+    },
     "node_modules/jsonfile": {
       "version": "6.1.0",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-6.1.0.tgz",
@@ -223,6 +301,11 @@
       "resolved": "https://registry.npmjs.org/promise-file-reader/-/promise-file-reader-1.0.3.tgz",
       "integrity": "sha512-/sumzg8xjurm6PchjhlXb592lv3tFFaO13DtsFqbglhdZjCzxhDgvmPv/vMcarpfGiCRPC4ZvZ+YsV0am0d4+g=="
     },
+    "node_modules/proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg=="
+    },
     "node_modules/regenerator-runtime": {
       "version": "0.13.11",
       "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz",
@@ -236,6 +319,11 @@
         "node": ">= 10.0.0"
       }
     },
+    "node_modules/wasm-feature-detect": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/wasm-feature-detect/-/wasm-feature-detect-1.6.1.tgz",
+      "integrity": "sha512-R1i9ED8UlLu/foILNB1ck9XS63vdtqU/tP1MCugVekETp/ySCrBZRk5I/zI67cI1wlQYeSonNm1PLjDHZDNg6g=="
+    },
     "node_modules/webworker-promise": {
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/webworker-promise/-/webworker-promise-0.4.4.tgz",
@@ -256,17 +344,29 @@
         "regenerator-runtime": "^0.13.11"
       }
     },
+    "@thewtex/zstddec": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
+      "integrity": "sha512-lIS+smrfa48WGlDVQSQSm0jBnwVp5XmfGJWU9q0J0fRFY9ohzK4s27Zg2SFMb1NWMp9RiANAdK+/q86EBGWR1Q=="
+    },
     "@types/emscripten": {
       "version": "1.39.6",
       "resolved": "https://registry.npmjs.org/@types/emscripten/-/emscripten-1.39.6.tgz",
       "integrity": "sha512-H90aoynNhhkQP6DRweEjJp5vfUVdIj7tdPLsu7pq89vODD/lcugKfZOsfgwpvM6XUewEp2N5dCg1Uf3Qe55Dcg=="
     },
+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
+    },
     "axios": {
-      "version": "0.23.0",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
-      "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
+      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
       "requires": {
-        "follow-redirects": "^1.14.4"
+        "follow-redirects": "^1.15.0",
+        "form-data": "^4.0.0",
+        "proxy-from-env": "^1.1.0"
       }
     },
     "balanced-match": {
@@ -282,15 +382,43 @@
         "balanced-match": "^1.0.0"
       }
     },
+    "combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "requires": {
+        "delayed-stream": "~1.0.0"
+      }
+    },
+    "comlink": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/comlink/-/comlink-4.4.1.tgz",
+      "integrity": "sha512-+1dlx0aY5Jo1vHy/tSsIGpSkN4tS9rZSW8FIhG0JH/crs9wwweswIo/POr451r7bZww3hFbPAKnTpimzL/mm4Q=="
+    },
     "commander": {
       "version": "9.5.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
       "integrity": "sha512-KRs7WVDKg86PWiuAqhDrAQnTXZKraVcCc6vFdL14qrZ/DcWwuRo7VoiYXalXO7S5GKpqYiVEwCbgFDfxNHKJBQ=="
     },
+    "delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ=="
+    },
     "follow-redirects": {
-      "version": "1.15.2",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.2.tgz",
-      "integrity": "sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA=="
+      "version": "1.15.3",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.3.tgz",
+      "integrity": "sha512-1VzOtuEM8pC9SFU1E+8KfTjZyMztRsgEfwQl44z8A25uy13jSzTj6dyK2Df52iV0vgHCfBwLhDWevLn95w5v6Q=="
+    },
+    "form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "requires": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      }
     },
     "fs-extra": {
       "version": "10.1.0",
@@ -344,23 +472,51 @@
       "integrity": "sha512-lqMlvvFT9y3XkmfQZWQ6WUN6Ci6Bu7eb1aV5xex8CsvXhFrEDmuInmlT9f67H2cluTYvuRV6UzEPBnyimUAGZQ==",
       "requires": {
         "itk-wasm": "1.0.0-b.84"
+      },
+      "dependencies": {
+        "axios": {
+          "version": "0.23.0",
+          "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
+          "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+          "requires": {
+            "follow-redirects": "^1.14.4"
+          }
+        },
+        "itk-wasm": {
+          "version": "1.0.0-b.84",
+          "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.84.tgz",
+          "integrity": "sha512-iM3ZMVqGv/3kjoe4UUTO0PlyGLMOrmOb0e1e6+5kHu4fnTg6PhNjxLGdanLH/OlX6VSv6LOP6o8rKiC7Xo0zRw==",
+          "requires": {
+            "@babel/runtime": "^7.15.4",
+            "@types/emscripten": "^1.39.6",
+            "axios": "^0.23.0",
+            "commander": "^9.4.0",
+            "fs-extra": "^10.0.0",
+            "glob": "^8.1.0",
+            "markdown-table": "^3.0.3",
+            "mime-types": "^2.1.35",
+            "promise-file-reader": "^1.0.3",
+            "webworker-promise": "^0.4.2"
+          }
+        }
       }
     },
     "itk-wasm": {
-      "version": "1.0.0-b.84",
-      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.84.tgz",
-      "integrity": "sha512-iM3ZMVqGv/3kjoe4UUTO0PlyGLMOrmOb0e1e6+5kHu4fnTg6PhNjxLGdanLH/OlX6VSv6LOP6o8rKiC7Xo0zRw==",
+      "version": "1.0.0-b.158",
+      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.158.tgz",
+      "integrity": "sha512-IHRmwu1zxLmH9auF7kN3BREbom9NGorVhK1g4TRNsr4qRbuHZsZ3RsGRNVqWI2LZamo3Rw9sDYrM7NMA5x0dqQ==",
       "requires": {
         "@babel/runtime": "^7.15.4",
+        "@thewtex/zstddec": "^0.2.0",
         "@types/emscripten": "^1.39.6",
-        "axios": "^0.23.0",
+        "axios": "^1.4.0",
+        "comlink": "^4.4.1",
         "commander": "^9.4.0",
         "fs-extra": "^10.0.0",
         "glob": "^8.1.0",
         "markdown-table": "^3.0.3",
         "mime-types": "^2.1.35",
-        "promise-file-reader": "^1.0.3",
-        "webworker-promise": "^0.4.2"
+        "wasm-feature-detect": "^1.5.1"
       }
     },
     "jsonfile": {
@@ -411,6 +567,11 @@
       "resolved": "https://registry.npmjs.org/promise-file-reader/-/promise-file-reader-1.0.3.tgz",
       "integrity": "sha512-/sumzg8xjurm6PchjhlXb592lv3tFFaO13DtsFqbglhdZjCzxhDgvmPv/vMcarpfGiCRPC4ZvZ+YsV0am0d4+g=="
     },
+    "proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
+      "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg=="
+    },
     "regenerator-runtime": {
       "version": "0.13.11",
       "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.11.tgz",
@@ -421,6 +582,11 @@
       "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
       "integrity": "sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ=="
     },
+    "wasm-feature-detect": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/wasm-feature-detect/-/wasm-feature-detect-1.6.1.tgz",
+      "integrity": "sha512-R1i9ED8UlLu/foILNB1ck9XS63vdtqU/tP1MCugVekETp/ySCrBZRk5I/zI67cI1wlQYeSonNm1PLjDHZDNg6g=="
+    },
     "webworker-promise": {
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/webworker-promise/-/webworker-promise-0.4.4.tgz",
diff --git a/src/IO/Compare/package.json b/src/IO/Compare/package.json
index 991bcf51f..9c293d66f 100644
--- a/src/IO/Compare/package.json
+++ b/src/IO/Compare/package.json
@@ -13,6 +13,6 @@
   "license": "Apache-2.0",
   "dependencies": {
     "itk-image-io": "^1.0.0-b.84",
-    "itk-wasm": "^1.0.0-b.84"
+    "itk-wasm": "^1.0.0-b.158"
   }
 }
diff --git a/src/IO/Downsample/emscripten-build/Downsample.js b/src/IO/Downsample/emscripten-build/Downsample.js
index 628cae022..5f785bc11 100644
--- a/src/IO/Downsample/emscripten-build/Downsample.js
+++ b/src/IO/Downsample/emscripten-build/Downsample.js
@@ -1,9 +1,7 @@
 var Downsample = (() => {
   var _scriptDir = import.meta.url
 
-  return async function(Downsample) {
-    Downsample = Downsample || {}
-
+  return async function(Downsample = {}) {
     var Module = typeof Downsample != 'undefined' ? Downsample : {}
     var readyPromiseResolve, readyPromiseReject
     Module['ready'] = new Promise(function(resolve, reject) {
@@ -52,11 +50,6 @@ var Downsample = (() => {
       return scriptDirectory + path
     }
     var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
     if (ENVIRONMENT_IS_NODE) {
       const { createRequire: createRequire } = await import('module')
       var require = createRequire(import.meta.url)
@@ -91,25 +84,13 @@ var Downsample = (() => {
           else onload(data.buffer)
         })
       }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
+      if (!Module['thisProgram'] && process.argv.length > 1) {
+        thisProgram = process.argv[1].replace(/\\/g, '/')
       }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
+      arguments_ = process.argv.slice(2)
       quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
+        process.exitCode = status
+        throw toThrow
       }
       Module['inspect'] = function() {
         return '[Emscripten Module object]'
@@ -186,131 +167,27 @@ var Downsample = (() => {
         abort(text)
       }
     }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
+    var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64
+    function updateMemoryViews() {
+      var b = wasmMemory.buffer
+      Module['HEAP8'] = HEAP8 = new Int8Array(b)
+      Module['HEAP16'] = HEAP16 = new Int16Array(b)
+      Module['HEAP32'] = HEAP32 = new Int32Array(b)
+      Module['HEAPU8'] = HEAPU8 = new Uint8Array(b)
+      Module['HEAPU16'] = HEAPU16 = new Uint16Array(b)
+      Module['HEAPU32'] = HEAPU32 = new Uint32Array(b)
+      Module['HEAPF32'] = HEAPF32 = new Float32Array(b)
+      Module['HEAPF64'] = HEAPF64 = new Float64Array(b)
     }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
-    }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
     var wasmTable
     var __ATPRERUN__ = []
     var __ATINIT__ = []
     var __ATMAIN__ = []
     var __ATPOSTRUN__ = []
     var runtimeInitialized = false
+    var runtimeKeepaliveCounter = 0
     function keepRuntimeAlive() {
-      return noExitRuntime
+      return noExitRuntime || runtimeKeepaliveCounter > 0
     }
     function preRun() {
       if (Module['preRun']) {
@@ -422,26 +299,24 @@ var Downsample = (() => {
         abort(err)
       }
     }
-    function getBinaryPromise() {
+    function getBinaryPromise(binaryFile) {
       if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
+        if (typeof fetch == 'function' && !isFileURI(binaryFile)) {
+          return fetch(binaryFile, { credentials: 'same-origin' })
             .then(function(response) {
               if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
+                throw "failed to load wasm binary file at '" + binaryFile + "'"
               }
               return response['arrayBuffer']()
             })
             .catch(function() {
-              return getBinary(wasmBinaryFile)
+              return getBinary(binaryFile)
             })
         } else {
           if (readAsync) {
             return new Promise(function(resolve, reject) {
               readAsync(
-                wasmBinaryFile,
+                binaryFile,
                 function(response) {
                   resolve(new Uint8Array(response))
                 },
@@ -452,70 +327,75 @@ var Downsample = (() => {
         }
       }
       return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
+        return getBinary(binaryFile)
       })
     }
+    function instantiateArrayBuffer(binaryFile, imports, receiver) {
+      return getBinaryPromise(binaryFile)
+        .then(function(binary) {
+          return WebAssembly.instantiate(binary, imports)
+        })
+        .then(function(instance) {
+          return instance
+        })
+        .then(receiver, function(reason) {
+          err('failed to asynchronously prepare wasm: ' + reason)
+          abort(reason)
+        })
+    }
+    function instantiateAsync(binary, binaryFile, imports, callback) {
+      if (
+        !binary &&
+        typeof WebAssembly.instantiateStreaming == 'function' &&
+        !isDataURI(binaryFile) &&
+        !isFileURI(binaryFile) &&
+        !ENVIRONMENT_IS_NODE &&
+        typeof fetch == 'function'
+      ) {
+        return fetch(binaryFile, { credentials: 'same-origin' }).then(function(
+          response
+        ) {
+          var result = WebAssembly.instantiateStreaming(response, imports)
+          return result.then(callback, function(reason) {
+            err('wasm streaming compile failed: ' + reason)
+            err('falling back to ArrayBuffer instantiation')
+            return instantiateArrayBuffer(binaryFile, imports, callback)
+          })
+        })
+      } else {
+        return instantiateArrayBuffer(binaryFile, imports, callback)
+      }
+    }
     function createWasm() {
-      var info = { a: asmLibraryArg }
+      var info = { a: wasmImports }
       function receiveInstance(instance, module) {
         var exports = instance.exports
         Module['asm'] = exports
         wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        updateMemoryViews()
         wasmTable = Module['asm']['D']
         addOnInit(Module['asm']['t'])
         removeRunDependency('wasm-instantiate')
+        return exports
       }
       addRunDependency('wasm-instantiate')
       function receiveInstantiationResult(result) {
         receiveInstance(result['instance'])
       }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
       if (Module['instantiateWasm']) {
         try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
+          return Module['instantiateWasm'](info, receiveInstance)
         } catch (e) {
           err('Module.instantiateWasm callback failed with error: ' + e)
           readyPromiseReject(e)
         }
       }
-      instantiateAsync().catch(readyPromiseReject)
+      instantiateAsync(
+        wasmBinary,
+        wasmBinaryFile,
+        info,
+        receiveInstantiationResult
+      ).catch(readyPromiseReject)
       return {}
     }
     var tempDouble
@@ -534,33 +414,33 @@ var Downsample = (() => {
       this.excPtr = excPtr
       this.ptr = excPtr - 24
       this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
+        HEAPU32[(this.ptr + 4) >>> 2] = type
       }
       this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
+        return HEAPU32[(this.ptr + 4) >>> 2]
       }
       this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
+        HEAPU32[(this.ptr + 8) >>> 2] = destructor
       }
       this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
+        return HEAPU32[(this.ptr + 8) >>> 2]
       }
       this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
+        HEAP32[this.ptr >>> 2] = refcount
       }
       this.set_caught = function(caught) {
         caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
+        HEAP8[(this.ptr + 12) >>> 0] = caught
       }
       this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
+        return HEAP8[(this.ptr + 12) >>> 0] != 0
       }
       this.set_rethrown = function(rethrown) {
         rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
+        HEAP8[(this.ptr + 13) >>> 0] = rethrown
       }
       this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
+        return HEAP8[(this.ptr + 13) >>> 0] != 0
       }
       this.init = function(type, destructor) {
         this.set_adjusted_ptr(0)
@@ -571,24 +451,24 @@ var Downsample = (() => {
         this.set_rethrown(false)
       }
       this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
+        var value = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = value + 1
       }
       this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
+        var prev = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = prev - 1
         return prev === 1
       }
       this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
+        HEAPU32[(this.ptr + 16) >>> 2] = adjustedPtr
       }
       this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
+        return HEAPU32[(this.ptr + 16) >>> 2]
       }
       this.get_exception_ptr = function() {
         var isPointer = ___cxa_is_pointer_type(this.get_type())
         if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
+          return HEAPU32[this.excPtr >>> 2]
         }
         var adjusted = this.get_adjusted_ptr()
         if (adjusted !== 0) return adjusted
@@ -602,10 +482,10 @@ var Downsample = (() => {
       info.init(type, destructor)
       exceptionLast = ptr
       uncaughtExceptionCount++
-      throw ptr
+      throw exceptionLast
     }
     function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
+      HEAP32[___errno_location() >>> 2] = value
       return value
     }
     var PATH = {
@@ -678,23 +558,27 @@ var Downsample = (() => {
         return PATH.normalize(l + '/' + r)
       },
     }
-    function getRandomDevice() {
+    function initRandomFill() {
       if (
         typeof crypto == 'object' &&
         typeof crypto['getRandomValues'] == 'function'
       ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
+        return view => crypto.getRandomValues(view)
       } else if (ENVIRONMENT_IS_NODE) {
         try {
           var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
+          var randomFillSync = crypto_module['randomFillSync']
+          if (randomFillSync) {
+            return view => crypto_module['randomFillSync'](view)
+          }
+          var randomBytes = crypto_module['randomBytes']
+          return view => (view.set(randomBytes(view.byteLength)), view)
         } catch (e) {}
       }
-      return () => abort('randomDevice')
+      abort('initRandomDevice')
+    }
+    function randomFill(view) {
+      return (randomFill = initRandomFill())(view)
     }
     var PATH_FS = {
       resolve: function() {
@@ -749,6 +633,57 @@ var Downsample = (() => {
         return outputParts.join('/')
       },
     }
+    function lengthBytesUTF8(str) {
+      var len = 0
+      for (var i = 0; i < str.length; ++i) {
+        var c = str.charCodeAt(i)
+        if (c <= 127) {
+          len++
+        } else if (c <= 2047) {
+          len += 2
+        } else if (c >= 55296 && c <= 57343) {
+          len += 4
+          ++i
+        } else {
+          len += 3
+        }
+      }
+      return len
+    }
+    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
+      outIdx >>>= 0
+      if (!(maxBytesToWrite > 0)) return 0
+      var startIdx = outIdx
+      var endIdx = outIdx + maxBytesToWrite - 1
+      for (var i = 0; i < str.length; ++i) {
+        var u = str.charCodeAt(i)
+        if (u >= 55296 && u <= 57343) {
+          var u1 = str.charCodeAt(++i)
+          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
+        }
+        if (u <= 127) {
+          if (outIdx >= endIdx) break
+          heap[outIdx++ >>> 0] = u
+        } else if (u <= 2047) {
+          if (outIdx + 1 >= endIdx) break
+          heap[outIdx++ >>> 0] = 192 | (u >> 6)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else if (u <= 65535) {
+          if (outIdx + 2 >= endIdx) break
+          heap[outIdx++ >>> 0] = 224 | (u >> 12)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else {
+          if (outIdx + 3 >= endIdx) break
+          heap[outIdx++ >>> 0] = 240 | (u >> 18)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 12) & 63)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        }
+      }
+      heap[outIdx >>> 0] = 0
+      return outIdx - startIdx
+    }
     function intArrayFromString(stringy, dontAddNull, length) {
       var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
       var u8array = new Array(len)
@@ -987,6 +922,7 @@ var Downsample = (() => {
         return new Uint8Array(node.contents)
       },
       expandFileStorage: function(node, newCapacity) {
+        newCapacity >>>= 0
         var prevCapacity = node.contents ? node.contents.length : 0
         if (prevCapacity >= newCapacity) return
         var CAPACITY_DOUBLING_MAX = 1024 * 1024
@@ -1003,6 +939,7 @@ var Downsample = (() => {
           node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
       },
       resizeFileStorage: function(node, newSize) {
+        newSize >>>= 0
         if (node.usedBytes == newSize) return
         if (newSize == 0) {
           node.contents = null
@@ -1193,7 +1130,7 @@ var Downsample = (() => {
           var ptr
           var allocated
           var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
+          if (!(flags & 2) && contents.buffer === HEAP8.buffer) {
             allocated = false
             ptr = contents.byteOffset
           } else {
@@ -1213,7 +1150,8 @@ var Downsample = (() => {
             if (!ptr) {
               throw new FS.ErrnoError(48)
             }
-            HEAP8.set(contents, ptr)
+            ptr >>>= 0
+            HEAP8.set(contents, ptr >>> 0)
           }
           return { ptr: ptr, allocated: allocated }
         },
@@ -1250,7 +1188,7 @@ var Downsample = (() => {
       isWindows: false,
       staticInit: () => {
         NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
+        var flags = process.binding('constants')
         if (flags['fs']) {
           flags = flags['fs']
         }
@@ -2362,6 +2300,7 @@ var Downsample = (() => {
         return stream.position
       },
       read: (stream, buffer, offset, length, position) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2394,6 +2333,7 @@ var Downsample = (() => {
         return bytesRead
       },
       write: (stream, buffer, offset, length, position, canOwn) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2464,6 +2404,7 @@ var Downsample = (() => {
         return stream.stream_ops.mmap(stream, length, position, prot, flags)
       },
       msync: (stream, buffer, offset, length, mmapFlags) => {
+        offset >>>= 0
         if (!stream.stream_ops.msync) {
           return 0
         }
@@ -2547,9 +2488,16 @@ var Downsample = (() => {
         TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
         FS.mkdev('/dev/tty', FS.makedev(5, 0))
         FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
+        var randomBuffer = new Uint8Array(1024),
+          randomLeft = 0
+        var randomByte = () => {
+          if (randomLeft === 0) {
+            randomLeft = randomFill(randomBuffer).byteLength
+          }
+          return randomBuffer[--randomLeft]
+        }
+        FS.createDevice('/dev', 'random', randomByte)
+        FS.createDevice('/dev', 'urandom', randomByte)
         FS.mkdir('/dev/shm')
         FS.mkdir('/dev/shm/tmp')
       },
@@ -2605,6 +2553,7 @@ var Downsample = (() => {
       ensureErrnoError: () => {
         if (FS.ErrnoError) return
         FS.ErrnoError = function ErrnoError(errno, node) {
+          this.name = 'ErrnoError'
           this.node = node
           this.setErrno = function(errno) {
             this.errno = errno
@@ -3027,114 +2976,51 @@ var Downsample = (() => {
           processData(url)
         }
       },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+    }
+    var UTF8Decoder =
+      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
+    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
+      idx >>>= 0
+      var endIdx = idx + maxBytesToRead
+      var endPtr = idx
+      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
+      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
+        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
+      }
+      var str = ''
+      while (idx < endPtr) {
+        var u0 = heapOrArray[idx++]
+        if (!(u0 & 128)) {
+          str += String.fromCharCode(u0)
+          continue
         }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
+        var u1 = heapOrArray[idx++] & 63
+        if ((u0 & 224) == 192) {
+          str += String.fromCharCode(((u0 & 31) << 6) | u1)
+          continue
         }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+        var u2 = heapOrArray[idx++] & 63
+        if ((u0 & 240) == 224) {
+          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
+        } else {
+          u0 =
+            ((u0 & 7) << 18) |
+            (u1 << 12) |
+            (u2 << 6) |
+            (heapOrArray[idx++] & 63)
         }
-        openRequest.onerror = onerror
-      },
+        if (u0 < 65536) {
+          str += String.fromCharCode(u0)
+        } else {
+          var ch = u0 - 65536
+          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
+        }
+      }
+      return str
+    }
+    function UTF8ToString(ptr, maxBytesToRead) {
+      ptr >>>= 0
+      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
     }
     var SYSCALLS = {
       DEFAULT_POLLMASK: 5,
@@ -3170,13 +3056,13 @@ var Downsample = (() => {
           }
           throw e
         }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
+        HEAP32[buf >>> 2] = stat.dev
+        HEAP32[(buf + 8) >>> 2] = stat.ino
+        HEAP32[(buf + 12) >>> 2] = stat.mode
+        HEAPU32[(buf + 16) >>> 2] = stat.nlink
+        HEAP32[(buf + 20) >>> 2] = stat.uid
+        HEAP32[(buf + 24) >>> 2] = stat.gid
+        HEAP32[(buf + 28) >>> 2] = stat.rdev
         ;(tempI64 = [
           stat.size >>> 0,
           ((tempDouble = stat.size),
@@ -3190,10 +3076,10 @@ var Downsample = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
+          (HEAP32[(buf + 40) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 44) >>> 2] = tempI64[1])
+        HEAP32[(buf + 48) >>> 2] = 4096
+        HEAP32[(buf + 52) >>> 2] = stat.blocks
         var atime = stat.atime.getTime()
         var mtime = stat.mtime.getTime()
         var ctime = stat.ctime.getTime()
@@ -3210,9 +3096,9 @@ var Downsample = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
+          (HEAP32[(buf + 56) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 60) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 64) >>> 2] = (atime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(mtime / 1e3) >>> 0,
           ((tempDouble = Math.floor(mtime / 1e3)),
@@ -3226,9 +3112,9 @@ var Downsample = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
+          (HEAP32[(buf + 72) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 76) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 80) >>> 2] = (mtime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(ctime / 1e3) >>> 0,
           ((tempDouble = Math.floor(ctime / 1e3)),
@@ -3242,9 +3128,9 @@ var Downsample = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
+          (HEAP32[(buf + 88) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 92) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 96) >>> 2] = (ctime % 1e3) * 1e3
         ;(tempI64 = [
           stat.ino >>> 0,
           ((tempDouble = stat.ino),
@@ -3258,8 +3144,8 @@ var Downsample = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
+          (HEAP32[(buf + 104) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 108) >>> 2] = tempI64[1])
         return 0
       },
       doMsync: function(addr, stream, len, flags, offset) {
@@ -3269,13 +3155,14 @@ var Downsample = (() => {
         if (flags & 2) {
           return 0
         }
+        addr >>>= 0
         var buffer = HEAPU8.slice(addr, addr + len)
         FS.msync(stream, buffer, offset, len, flags)
       },
       varargs: undefined,
       get: function() {
         SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
+        var ret = HEAP32[(SYSCALLS.varargs - 4) >>> 2]
         return ret
       },
       getStr: function(ptr) {
@@ -3315,7 +3202,7 @@ var Downsample = (() => {
           case 5: {
             var arg = SYSCALLS.get()
             var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
+            HEAP16[(arg + offset) >>> 1] = 2
             return 0
           }
           case 6:
@@ -3332,10 +3219,13 @@ var Downsample = (() => {
           }
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
+    function stringToUTF8(str, outPtr, maxBytesToWrite) {
+      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
+    }
     function ___syscall_getcwd(buf, size) {
       try {
         if (size === 0) return -28
@@ -3345,7 +3235,7 @@ var Downsample = (() => {
         stringToUTF8(cwd, buf, size)
         return cwdLengthInBytes
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3371,7 +3261,7 @@ var Downsample = (() => {
           case 21519: {
             if (!stream.tty) return -59
             var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
+            HEAP32[argp >>> 2] = 0
             return 0
           }
           case 21520: {
@@ -3394,7 +3284,7 @@ var Downsample = (() => {
             return -28
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3406,7 +3296,7 @@ var Downsample = (() => {
         var mode = varargs ? SYSCALLS.get() : 0
         return FS.open(path, flags, mode).fd
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3417,12 +3307,12 @@ var Downsample = (() => {
         if (bufsize <= 0) return -28
         var ret = FS.readlink(path)
         var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
+        var endChar = HEAP8[(buf + len) >>> 0]
         stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
+        HEAP8[(buf + len) >>> 0] = endChar
         return len
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3431,7 +3321,7 @@ var Downsample = (() => {
         path = SYSCALLS.getStr(path)
         return SYSCALLS.doStat(FS.stat, path, buf)
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3439,15 +3329,16 @@ var Downsample = (() => {
       abort('')
     }
     function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
+      HEAPU8.copyWithin(dest >>> 0, src >>> 0, (src + num) >>> 0)
     }
     function getHeapMax() {
-      return 2147483648
+      return 4294901760
     }
     function emscripten_realloc_buffer(size) {
+      var b = wasmMemory.buffer
       try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        wasmMemory.grow((size - b.byteLength + 65535) >>> 16)
+        updateMemoryViews()
         return 1
       } catch (e) {}
     }
@@ -3511,30 +3402,30 @@ var Downsample = (() => {
       }
       return getEnvStrings.strings
     }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
+    function stringToAscii(str, buffer) {
       for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
       }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
+      HEAP8[buffer >>> 0] = 0
     }
     function _environ_get(__environ, environ_buf) {
       var bufSize = 0
       getEnvStrings().forEach(function(string, i) {
         var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
+        HEAPU32[(__environ + i * 4) >>> 2] = ptr
+        stringToAscii(string, ptr)
         bufSize += string.length + 1
       })
       return 0
     }
     function _environ_sizes_get(penviron_count, penviron_buf_size) {
       var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
+      HEAPU32[penviron_count >>> 2] = strings.length
       var bufSize = 0
       strings.forEach(function(string) {
         bufSize += string.length + 1
       })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
+      HEAPU32[penviron_buf_size >>> 2] = bufSize
       return 0
     }
     function _proc_exit(code) {
@@ -3556,20 +3447,23 @@ var Downsample = (() => {
         FS.close(stream)
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doReadv(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.read(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
         if (curr < len) break
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3577,10 +3471,10 @@ var Downsample = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
@@ -3608,25 +3502,28 @@ var Downsample = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
+          (HEAP32[newOffset >>> 2] = tempI64[0]),
+          (HEAP32[(newOffset + 4) >>> 2] = tempI64[1])
         if (stream.getdents && offset === 0 && whence === 0)
           stream.getdents = null
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doWritev(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.write(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3634,31 +3531,31 @@ var Downsample = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
-    function __isLeapYear(year) {
+    function isLeapYear(year) {
       return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
     }
-    function __arraySum(array, index) {
+    function arraySum(array, index) {
       var sum = 0
       for (var i = 0; i <= index; sum += array[i++]) {}
       return sum
     }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
+    var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    function addDays(date, days) {
       var newDate = new Date(date.getTime())
       while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
+        var leap = isLeapYear(newDate.getFullYear())
         var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
+        var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[
+          currentMonth
+        ]
         if (days > daysInCurrentMonth - newDate.getDate()) {
           days -= daysInCurrentMonth - newDate.getDate() + 1
           newDate.setDate(1)
@@ -3676,21 +3573,21 @@ var Downsample = (() => {
       return newDate
     }
     function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
+      HEAP8.set(array, buffer >>> 0)
     }
     function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
+      var tm_zone = HEAP32[(tm + 40) >>> 2]
       var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
+        tm_sec: HEAP32[tm >>> 2],
+        tm_min: HEAP32[(tm + 4) >>> 2],
+        tm_hour: HEAP32[(tm + 8) >>> 2],
+        tm_mday: HEAP32[(tm + 12) >>> 2],
+        tm_mon: HEAP32[(tm + 16) >>> 2],
+        tm_year: HEAP32[(tm + 20) >>> 2],
+        tm_wday: HEAP32[(tm + 24) >>> 2],
+        tm_yday: HEAP32[(tm + 28) >>> 2],
+        tm_isdst: HEAP32[(tm + 32) >>> 2],
+        tm_gmtoff: HEAP32[(tm + 36) >>> 2],
         tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
       }
       var pattern = UTF8ToString(format)
@@ -3794,7 +3691,7 @@ var Downsample = (() => {
         }
       }
       function getWeekBasedYear(date) {
-        var thisDate = __addDays(
+        var thisDate = addDays(
           new Date(date.tm_year + 1900, 0, 1),
           date.tm_yday
         )
@@ -3853,10 +3750,10 @@ var Downsample = (() => {
         '%j': function(date) {
           return leadingNulls(
             date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
+              arraySum(
+                isLeapYear(date.tm_year + 1900)
+                  ? MONTH_DAYS_LEAP
+                  : MONTH_DAYS_REGULAR,
                 date.tm_mon - 1
               ),
             3
@@ -3902,13 +3799,13 @@ var Downsample = (() => {
             var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
             if (
               dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
+              (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1))
             ) {
               val++
             }
           } else if (val == 53) {
             var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
+            if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1
           }
           return leadingNulls(val, 2)
         },
@@ -3965,10 +3862,10 @@ var Downsample = (() => {
       }
       quit_(1, e)
     }
-    function allocateUTF8OnStack(str) {
+    function stringToUTF8OnStack(str) {
       var size = lengthBytesUTF8(str) + 1
       var ret = stackAlloc(size)
-      stringToUTF8Array(str, HEAP8, ret, size)
+      stringToUTF8(str, ret, size)
       return ret
     }
     function getCFunc(ident) {
@@ -3980,9 +3877,7 @@ var Downsample = (() => {
         string: str => {
           var ret = 0
           if (str !== null && str !== undefined && str !== 0) {
-            var len = (str.length << 2) + 1
-            ret = stackAlloc(len)
-            stringToUTF8(str, ret, len)
+            ret = stringToUTF8OnStack(str)
           }
           return ret
         },
@@ -4022,10 +3917,9 @@ var Downsample = (() => {
       return ret
     }
     function cwrap(ident, returnType, argTypes, opts) {
-      argTypes = argTypes || []
-      var numericArgs = argTypes.every(
-        type => type === 'number' || type === 'boolean'
-      )
+      var numericArgs =
+        !argTypes ||
+        argTypes.every(type => type === 'number' || type === 'boolean')
       var numericRet = returnType !== 'string'
       if (numericRet && numericArgs && !opts) {
         return getCFunc(ident)
@@ -4034,10 +3928,17 @@ var Downsample = (() => {
         return ccall(ident, returnType, argTypes, arguments, opts)
       }
     }
+    function writeAsciiToMemory(str, buffer, dontAddNull) {
+      for (var i = 0; i < str.length; ++i) {
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
+      }
+      if (!dontAddNull) HEAP8[buffer >>> 0] = 0
+    }
     function AsciiToString(ptr) {
+      ptr >>>= 0
       var str = ''
       while (1) {
-        var ch = HEAPU8[ptr++ >> 0]
+        var ch = HEAPU8[ptr++ >>> 0]
         if (!ch) return str
         str += String.fromCharCode(ch)
       }
@@ -4220,7 +4121,7 @@ var Downsample = (() => {
       EOWNERDEAD: 62,
       ESTRPIPE: 135,
     }
-    var asmLibraryArg = {
+    var wasmImports = {
       a: ___cxa_throw,
       d: ___syscall_fcntl64,
       r: ___syscall_getcwd,
@@ -4241,20 +4142,24 @@ var Downsample = (() => {
       l: _strftime_l,
     }
     var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
+    var ___wasm_call_ctors = function() {
+      return (___wasm_call_ctors = Module['asm']['t']).apply(null, arguments)
+    }
     var _main = (Module['_main'] = function() {
       return (_main = Module['_main'] = Module['asm']['u']).apply(
         null,
         arguments
       )
     })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
+    var ___errno_location = function() {
+      return (___errno_location = Module['asm']['v']).apply(null, arguments)
+    }
+    var _malloc = function() {
+      return (_malloc = Module['asm']['malloc']).apply(null, arguments)
+    }
+    var _free = function() {
+      return (_free = Module['asm']['free']).apply(null, arguments)
+    }
     var _itk_wasm_input_array_alloc = (Module[
       '_itk_wasm_input_array_alloc'
     ] = function() {
@@ -4301,30 +4206,21 @@ var Downsample = (() => {
       return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
         Module['asm']['C']).apply(null, arguments)
     })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
+    var stackSave = function() {
+      return (stackSave = Module['asm']['E']).apply(null, arguments)
+    }
+    var stackRestore = function() {
+      return (stackRestore = Module['asm']['F']).apply(null, arguments)
+    }
+    var stackAlloc = function() {
+      return (stackAlloc = Module['asm']['G']).apply(null, arguments)
+    }
+    var ___cxa_is_pointer_type = function() {
+      return (___cxa_is_pointer_type = Module['asm']['H']).apply(
         null,
         arguments
       )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
+    }
     Module['addRunDependency'] = addRunDependency
     Module['removeRunDependency'] = removeRunDependency
     Module['FS_createPath'] = FS.createPath
@@ -4334,6 +4230,8 @@ var Downsample = (() => {
     Module['FS_createDevice'] = FS.createDevice
     Module['FS_unlink'] = FS.unlink
     Module['callMain'] = callMain
+    Module['stackSave'] = stackSave
+    Module['stackRestore'] = stackRestore
     Module['ccall'] = ccall
     Module['cwrap'] = cwrap
     Module['AsciiToString'] = AsciiToString
@@ -4344,17 +4242,16 @@ var Downsample = (() => {
       if (!calledRun) run()
       if (!calledRun) dependenciesFulfilled = runCaller
     }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
+    function callMain(args = []) {
+      var entryFunction = _main
       args.unshift(thisProgram)
       var argc = args.length
       var argv = stackAlloc((argc + 1) * 4)
       var argv_ptr = argv >> 2
       args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
+        HEAP32[argv_ptr++ >>> 0] = stringToUTF8OnStack(arg)
       })
-      HEAP32[argv_ptr] = 0
+      HEAP32[argv_ptr >>> 0] = 0
       try {
         var ret = entryFunction(argc, argv)
         exitJS(ret, true)
@@ -4363,8 +4260,7 @@ var Downsample = (() => {
         return handleException(e)
       }
     }
-    function run(args) {
-      args = args || arguments_
+    function run(args = arguments_) {
       if (runDependencies > 0) {
         return
       }
@@ -4412,8 +4308,8 @@ var Downsample = (() => {
       }
       var path = require('path')
       var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
+      if (containingDir === '/') {
+        throw new Error('Cannot mount root directory')
       }
       var currentDir = '/'
       var splitContainingDir = containingDir.split(path.sep)
@@ -4435,6 +4331,32 @@ var Downsample = (() => {
       var containingDir = path.dirname(filePath)
       FS.unmount(containingDir)
     }
+    Module.mountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      if (dir === '/') {
+        throw new Error('Cannot mount root directory')
+      }
+      var currentDir = '/'
+      var path = require('path')
+      var splitDir = dir.split(path.sep)
+      for (var ii = 1; ii < splitDir.length; ii++) {
+        currentDir += splitDir[ii]
+        if (!FS.analyzePath(currentDir).exists) {
+          FS.mkdir(currentDir)
+        }
+        currentDir += '/'
+      }
+      FS.mount(NODEFS, { root: dir }, currentDir)
+      return currentDir
+    }
+    Module.unmountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      FS.unmount(dir)
+    }
     Module.fs_mkdirs = function(dirs) {
       var currentDir = '/'
       var splitDirs = dirs.split('/')
diff --git a/src/IO/Downsample/emscripten-build/Downsample.wasm b/src/IO/Downsample/emscripten-build/Downsample.wasm
index 803d294f8..01c58da2a 100755
Binary files a/src/IO/Downsample/emscripten-build/Downsample.wasm and b/src/IO/Downsample/emscripten-build/Downsample.wasm differ
diff --git a/src/IO/Downsample/emscripten-build/Downsample.wasm.zst b/src/IO/Downsample/emscripten-build/Downsample.wasm.zst
new file mode 100755
index 000000000..bac63cbd7
Binary files /dev/null and b/src/IO/Downsample/emscripten-build/Downsample.wasm.zst differ
diff --git a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.js b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.js
index 9c45130fb..6c93af5f8 100644
--- a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.js
+++ b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.js
@@ -1,9 +1,7 @@
 var DownsampleLabelImage = (() => {
   var _scriptDir = import.meta.url
 
-  return async function(DownsampleLabelImage) {
-    DownsampleLabelImage = DownsampleLabelImage || {}
-
+  return async function(DownsampleLabelImage = {}) {
     var Module =
       typeof DownsampleLabelImage != 'undefined' ? DownsampleLabelImage : {}
     var readyPromiseResolve, readyPromiseReject
@@ -53,11 +51,6 @@ var DownsampleLabelImage = (() => {
       return scriptDirectory + path
     }
     var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
     if (ENVIRONMENT_IS_NODE) {
       const { createRequire: createRequire } = await import('module')
       var require = createRequire(import.meta.url)
@@ -92,25 +85,13 @@ var DownsampleLabelImage = (() => {
           else onload(data.buffer)
         })
       }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
+      if (!Module['thisProgram'] && process.argv.length > 1) {
+        thisProgram = process.argv[1].replace(/\\/g, '/')
       }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
+      arguments_ = process.argv.slice(2)
       quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
+        process.exitCode = status
+        throw toThrow
       }
       Module['inspect'] = function() {
         return '[Emscripten Module object]'
@@ -187,131 +168,27 @@ var DownsampleLabelImage = (() => {
         abort(text)
       }
     }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
+    var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64
+    function updateMemoryViews() {
+      var b = wasmMemory.buffer
+      Module['HEAP8'] = HEAP8 = new Int8Array(b)
+      Module['HEAP16'] = HEAP16 = new Int16Array(b)
+      Module['HEAP32'] = HEAP32 = new Int32Array(b)
+      Module['HEAPU8'] = HEAPU8 = new Uint8Array(b)
+      Module['HEAPU16'] = HEAPU16 = new Uint16Array(b)
+      Module['HEAPU32'] = HEAPU32 = new Uint32Array(b)
+      Module['HEAPF32'] = HEAPF32 = new Float32Array(b)
+      Module['HEAPF64'] = HEAPF64 = new Float64Array(b)
     }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
-    }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
     var wasmTable
     var __ATPRERUN__ = []
     var __ATINIT__ = []
     var __ATMAIN__ = []
     var __ATPOSTRUN__ = []
     var runtimeInitialized = false
+    var runtimeKeepaliveCounter = 0
     function keepRuntimeAlive() {
-      return noExitRuntime
+      return noExitRuntime || runtimeKeepaliveCounter > 0
     }
     function preRun() {
       if (Module['preRun']) {
@@ -424,26 +301,24 @@ var DownsampleLabelImage = (() => {
         abort(err)
       }
     }
-    function getBinaryPromise() {
+    function getBinaryPromise(binaryFile) {
       if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
+        if (typeof fetch == 'function' && !isFileURI(binaryFile)) {
+          return fetch(binaryFile, { credentials: 'same-origin' })
             .then(function(response) {
               if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
+                throw "failed to load wasm binary file at '" + binaryFile + "'"
               }
               return response['arrayBuffer']()
             })
             .catch(function() {
-              return getBinary(wasmBinaryFile)
+              return getBinary(binaryFile)
             })
         } else {
           if (readAsync) {
             return new Promise(function(resolve, reject) {
               readAsync(
-                wasmBinaryFile,
+                binaryFile,
                 function(response) {
                   resolve(new Uint8Array(response))
                 },
@@ -454,70 +329,75 @@ var DownsampleLabelImage = (() => {
         }
       }
       return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
+        return getBinary(binaryFile)
       })
     }
+    function instantiateArrayBuffer(binaryFile, imports, receiver) {
+      return getBinaryPromise(binaryFile)
+        .then(function(binary) {
+          return WebAssembly.instantiate(binary, imports)
+        })
+        .then(function(instance) {
+          return instance
+        })
+        .then(receiver, function(reason) {
+          err('failed to asynchronously prepare wasm: ' + reason)
+          abort(reason)
+        })
+    }
+    function instantiateAsync(binary, binaryFile, imports, callback) {
+      if (
+        !binary &&
+        typeof WebAssembly.instantiateStreaming == 'function' &&
+        !isDataURI(binaryFile) &&
+        !isFileURI(binaryFile) &&
+        !ENVIRONMENT_IS_NODE &&
+        typeof fetch == 'function'
+      ) {
+        return fetch(binaryFile, { credentials: 'same-origin' }).then(function(
+          response
+        ) {
+          var result = WebAssembly.instantiateStreaming(response, imports)
+          return result.then(callback, function(reason) {
+            err('wasm streaming compile failed: ' + reason)
+            err('falling back to ArrayBuffer instantiation')
+            return instantiateArrayBuffer(binaryFile, imports, callback)
+          })
+        })
+      } else {
+        return instantiateArrayBuffer(binaryFile, imports, callback)
+      }
+    }
     function createWasm() {
-      var info = { a: asmLibraryArg }
+      var info = { a: wasmImports }
       function receiveInstance(instance, module) {
         var exports = instance.exports
         Module['asm'] = exports
         wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        updateMemoryViews()
         wasmTable = Module['asm']['D']
         addOnInit(Module['asm']['t'])
         removeRunDependency('wasm-instantiate')
+        return exports
       }
       addRunDependency('wasm-instantiate')
       function receiveInstantiationResult(result) {
         receiveInstance(result['instance'])
       }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
       if (Module['instantiateWasm']) {
         try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
+          return Module['instantiateWasm'](info, receiveInstance)
         } catch (e) {
           err('Module.instantiateWasm callback failed with error: ' + e)
           readyPromiseReject(e)
         }
       }
-      instantiateAsync().catch(readyPromiseReject)
+      instantiateAsync(
+        wasmBinary,
+        wasmBinaryFile,
+        info,
+        receiveInstantiationResult
+      ).catch(readyPromiseReject)
       return {}
     }
     var tempDouble
@@ -536,33 +416,33 @@ var DownsampleLabelImage = (() => {
       this.excPtr = excPtr
       this.ptr = excPtr - 24
       this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
+        HEAPU32[(this.ptr + 4) >>> 2] = type
       }
       this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
+        return HEAPU32[(this.ptr + 4) >>> 2]
       }
       this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
+        HEAPU32[(this.ptr + 8) >>> 2] = destructor
       }
       this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
+        return HEAPU32[(this.ptr + 8) >>> 2]
       }
       this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
+        HEAP32[this.ptr >>> 2] = refcount
       }
       this.set_caught = function(caught) {
         caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
+        HEAP8[(this.ptr + 12) >>> 0] = caught
       }
       this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
+        return HEAP8[(this.ptr + 12) >>> 0] != 0
       }
       this.set_rethrown = function(rethrown) {
         rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
+        HEAP8[(this.ptr + 13) >>> 0] = rethrown
       }
       this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
+        return HEAP8[(this.ptr + 13) >>> 0] != 0
       }
       this.init = function(type, destructor) {
         this.set_adjusted_ptr(0)
@@ -573,24 +453,24 @@ var DownsampleLabelImage = (() => {
         this.set_rethrown(false)
       }
       this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
+        var value = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = value + 1
       }
       this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
+        var prev = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = prev - 1
         return prev === 1
       }
       this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
+        HEAPU32[(this.ptr + 16) >>> 2] = adjustedPtr
       }
       this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
+        return HEAPU32[(this.ptr + 16) >>> 2]
       }
       this.get_exception_ptr = function() {
         var isPointer = ___cxa_is_pointer_type(this.get_type())
         if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
+          return HEAPU32[this.excPtr >>> 2]
         }
         var adjusted = this.get_adjusted_ptr()
         if (adjusted !== 0) return adjusted
@@ -604,10 +484,10 @@ var DownsampleLabelImage = (() => {
       info.init(type, destructor)
       exceptionLast = ptr
       uncaughtExceptionCount++
-      throw ptr
+      throw exceptionLast
     }
     function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
+      HEAP32[___errno_location() >>> 2] = value
       return value
     }
     var PATH = {
@@ -680,23 +560,27 @@ var DownsampleLabelImage = (() => {
         return PATH.normalize(l + '/' + r)
       },
     }
-    function getRandomDevice() {
+    function initRandomFill() {
       if (
         typeof crypto == 'object' &&
         typeof crypto['getRandomValues'] == 'function'
       ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
+        return view => crypto.getRandomValues(view)
       } else if (ENVIRONMENT_IS_NODE) {
         try {
           var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
+          var randomFillSync = crypto_module['randomFillSync']
+          if (randomFillSync) {
+            return view => crypto_module['randomFillSync'](view)
+          }
+          var randomBytes = crypto_module['randomBytes']
+          return view => (view.set(randomBytes(view.byteLength)), view)
         } catch (e) {}
       }
-      return () => abort('randomDevice')
+      abort('initRandomDevice')
+    }
+    function randomFill(view) {
+      return (randomFill = initRandomFill())(view)
     }
     var PATH_FS = {
       resolve: function() {
@@ -751,6 +635,57 @@ var DownsampleLabelImage = (() => {
         return outputParts.join('/')
       },
     }
+    function lengthBytesUTF8(str) {
+      var len = 0
+      for (var i = 0; i < str.length; ++i) {
+        var c = str.charCodeAt(i)
+        if (c <= 127) {
+          len++
+        } else if (c <= 2047) {
+          len += 2
+        } else if (c >= 55296 && c <= 57343) {
+          len += 4
+          ++i
+        } else {
+          len += 3
+        }
+      }
+      return len
+    }
+    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
+      outIdx >>>= 0
+      if (!(maxBytesToWrite > 0)) return 0
+      var startIdx = outIdx
+      var endIdx = outIdx + maxBytesToWrite - 1
+      for (var i = 0; i < str.length; ++i) {
+        var u = str.charCodeAt(i)
+        if (u >= 55296 && u <= 57343) {
+          var u1 = str.charCodeAt(++i)
+          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
+        }
+        if (u <= 127) {
+          if (outIdx >= endIdx) break
+          heap[outIdx++ >>> 0] = u
+        } else if (u <= 2047) {
+          if (outIdx + 1 >= endIdx) break
+          heap[outIdx++ >>> 0] = 192 | (u >> 6)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else if (u <= 65535) {
+          if (outIdx + 2 >= endIdx) break
+          heap[outIdx++ >>> 0] = 224 | (u >> 12)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else {
+          if (outIdx + 3 >= endIdx) break
+          heap[outIdx++ >>> 0] = 240 | (u >> 18)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 12) & 63)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        }
+      }
+      heap[outIdx >>> 0] = 0
+      return outIdx - startIdx
+    }
     function intArrayFromString(stringy, dontAddNull, length) {
       var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
       var u8array = new Array(len)
@@ -989,6 +924,7 @@ var DownsampleLabelImage = (() => {
         return new Uint8Array(node.contents)
       },
       expandFileStorage: function(node, newCapacity) {
+        newCapacity >>>= 0
         var prevCapacity = node.contents ? node.contents.length : 0
         if (prevCapacity >= newCapacity) return
         var CAPACITY_DOUBLING_MAX = 1024 * 1024
@@ -1005,6 +941,7 @@ var DownsampleLabelImage = (() => {
           node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
       },
       resizeFileStorage: function(node, newSize) {
+        newSize >>>= 0
         if (node.usedBytes == newSize) return
         if (newSize == 0) {
           node.contents = null
@@ -1195,7 +1132,7 @@ var DownsampleLabelImage = (() => {
           var ptr
           var allocated
           var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
+          if (!(flags & 2) && contents.buffer === HEAP8.buffer) {
             allocated = false
             ptr = contents.byteOffset
           } else {
@@ -1215,7 +1152,8 @@ var DownsampleLabelImage = (() => {
             if (!ptr) {
               throw new FS.ErrnoError(48)
             }
-            HEAP8.set(contents, ptr)
+            ptr >>>= 0
+            HEAP8.set(contents, ptr >>> 0)
           }
           return { ptr: ptr, allocated: allocated }
         },
@@ -1252,7 +1190,7 @@ var DownsampleLabelImage = (() => {
       isWindows: false,
       staticInit: () => {
         NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
+        var flags = process.binding('constants')
         if (flags['fs']) {
           flags = flags['fs']
         }
@@ -2364,6 +2302,7 @@ var DownsampleLabelImage = (() => {
         return stream.position
       },
       read: (stream, buffer, offset, length, position) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2396,6 +2335,7 @@ var DownsampleLabelImage = (() => {
         return bytesRead
       },
       write: (stream, buffer, offset, length, position, canOwn) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2466,6 +2406,7 @@ var DownsampleLabelImage = (() => {
         return stream.stream_ops.mmap(stream, length, position, prot, flags)
       },
       msync: (stream, buffer, offset, length, mmapFlags) => {
+        offset >>>= 0
         if (!stream.stream_ops.msync) {
           return 0
         }
@@ -2549,9 +2490,16 @@ var DownsampleLabelImage = (() => {
         TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
         FS.mkdev('/dev/tty', FS.makedev(5, 0))
         FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
+        var randomBuffer = new Uint8Array(1024),
+          randomLeft = 0
+        var randomByte = () => {
+          if (randomLeft === 0) {
+            randomLeft = randomFill(randomBuffer).byteLength
+          }
+          return randomBuffer[--randomLeft]
+        }
+        FS.createDevice('/dev', 'random', randomByte)
+        FS.createDevice('/dev', 'urandom', randomByte)
         FS.mkdir('/dev/shm')
         FS.mkdir('/dev/shm/tmp')
       },
@@ -2607,6 +2555,7 @@ var DownsampleLabelImage = (() => {
       ensureErrnoError: () => {
         if (FS.ErrnoError) return
         FS.ErrnoError = function ErrnoError(errno, node) {
+          this.name = 'ErrnoError'
           this.node = node
           this.setErrno = function(errno) {
             this.errno = errno
@@ -3029,114 +2978,51 @@ var DownsampleLabelImage = (() => {
           processData(url)
         }
       },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+    }
+    var UTF8Decoder =
+      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
+    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
+      idx >>>= 0
+      var endIdx = idx + maxBytesToRead
+      var endPtr = idx
+      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
+      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
+        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
+      }
+      var str = ''
+      while (idx < endPtr) {
+        var u0 = heapOrArray[idx++]
+        if (!(u0 & 128)) {
+          str += String.fromCharCode(u0)
+          continue
         }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
+        var u1 = heapOrArray[idx++] & 63
+        if ((u0 & 224) == 192) {
+          str += String.fromCharCode(((u0 & 31) << 6) | u1)
+          continue
         }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+        var u2 = heapOrArray[idx++] & 63
+        if ((u0 & 240) == 224) {
+          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
+        } else {
+          u0 =
+            ((u0 & 7) << 18) |
+            (u1 << 12) |
+            (u2 << 6) |
+            (heapOrArray[idx++] & 63)
         }
-        openRequest.onerror = onerror
-      },
+        if (u0 < 65536) {
+          str += String.fromCharCode(u0)
+        } else {
+          var ch = u0 - 65536
+          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
+        }
+      }
+      return str
+    }
+    function UTF8ToString(ptr, maxBytesToRead) {
+      ptr >>>= 0
+      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
     }
     var SYSCALLS = {
       DEFAULT_POLLMASK: 5,
@@ -3172,13 +3058,13 @@ var DownsampleLabelImage = (() => {
           }
           throw e
         }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
+        HEAP32[buf >>> 2] = stat.dev
+        HEAP32[(buf + 8) >>> 2] = stat.ino
+        HEAP32[(buf + 12) >>> 2] = stat.mode
+        HEAPU32[(buf + 16) >>> 2] = stat.nlink
+        HEAP32[(buf + 20) >>> 2] = stat.uid
+        HEAP32[(buf + 24) >>> 2] = stat.gid
+        HEAP32[(buf + 28) >>> 2] = stat.rdev
         ;(tempI64 = [
           stat.size >>> 0,
           ((tempDouble = stat.size),
@@ -3192,10 +3078,10 @@ var DownsampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
+          (HEAP32[(buf + 40) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 44) >>> 2] = tempI64[1])
+        HEAP32[(buf + 48) >>> 2] = 4096
+        HEAP32[(buf + 52) >>> 2] = stat.blocks
         var atime = stat.atime.getTime()
         var mtime = stat.mtime.getTime()
         var ctime = stat.ctime.getTime()
@@ -3212,9 +3098,9 @@ var DownsampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
+          (HEAP32[(buf + 56) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 60) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 64) >>> 2] = (atime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(mtime / 1e3) >>> 0,
           ((tempDouble = Math.floor(mtime / 1e3)),
@@ -3228,9 +3114,9 @@ var DownsampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
+          (HEAP32[(buf + 72) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 76) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 80) >>> 2] = (mtime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(ctime / 1e3) >>> 0,
           ((tempDouble = Math.floor(ctime / 1e3)),
@@ -3244,9 +3130,9 @@ var DownsampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
+          (HEAP32[(buf + 88) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 92) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 96) >>> 2] = (ctime % 1e3) * 1e3
         ;(tempI64 = [
           stat.ino >>> 0,
           ((tempDouble = stat.ino),
@@ -3260,8 +3146,8 @@ var DownsampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
+          (HEAP32[(buf + 104) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 108) >>> 2] = tempI64[1])
         return 0
       },
       doMsync: function(addr, stream, len, flags, offset) {
@@ -3271,13 +3157,14 @@ var DownsampleLabelImage = (() => {
         if (flags & 2) {
           return 0
         }
+        addr >>>= 0
         var buffer = HEAPU8.slice(addr, addr + len)
         FS.msync(stream, buffer, offset, len, flags)
       },
       varargs: undefined,
       get: function() {
         SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
+        var ret = HEAP32[(SYSCALLS.varargs - 4) >>> 2]
         return ret
       },
       getStr: function(ptr) {
@@ -3317,7 +3204,7 @@ var DownsampleLabelImage = (() => {
           case 5: {
             var arg = SYSCALLS.get()
             var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
+            HEAP16[(arg + offset) >>> 1] = 2
             return 0
           }
           case 6:
@@ -3334,10 +3221,13 @@ var DownsampleLabelImage = (() => {
           }
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
+    function stringToUTF8(str, outPtr, maxBytesToWrite) {
+      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
+    }
     function ___syscall_getcwd(buf, size) {
       try {
         if (size === 0) return -28
@@ -3347,7 +3237,7 @@ var DownsampleLabelImage = (() => {
         stringToUTF8(cwd, buf, size)
         return cwdLengthInBytes
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3373,7 +3263,7 @@ var DownsampleLabelImage = (() => {
           case 21519: {
             if (!stream.tty) return -59
             var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
+            HEAP32[argp >>> 2] = 0
             return 0
           }
           case 21520: {
@@ -3396,7 +3286,7 @@ var DownsampleLabelImage = (() => {
             return -28
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3408,7 +3298,7 @@ var DownsampleLabelImage = (() => {
         var mode = varargs ? SYSCALLS.get() : 0
         return FS.open(path, flags, mode).fd
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3419,12 +3309,12 @@ var DownsampleLabelImage = (() => {
         if (bufsize <= 0) return -28
         var ret = FS.readlink(path)
         var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
+        var endChar = HEAP8[(buf + len) >>> 0]
         stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
+        HEAP8[(buf + len) >>> 0] = endChar
         return len
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3433,7 +3323,7 @@ var DownsampleLabelImage = (() => {
         path = SYSCALLS.getStr(path)
         return SYSCALLS.doStat(FS.stat, path, buf)
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3441,15 +3331,16 @@ var DownsampleLabelImage = (() => {
       abort('')
     }
     function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
+      HEAPU8.copyWithin(dest >>> 0, src >>> 0, (src + num) >>> 0)
     }
     function getHeapMax() {
-      return 2147483648
+      return 4294901760
     }
     function emscripten_realloc_buffer(size) {
+      var b = wasmMemory.buffer
       try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        wasmMemory.grow((size - b.byteLength + 65535) >>> 16)
+        updateMemoryViews()
         return 1
       } catch (e) {}
     }
@@ -3513,30 +3404,30 @@ var DownsampleLabelImage = (() => {
       }
       return getEnvStrings.strings
     }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
+    function stringToAscii(str, buffer) {
       for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
       }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
+      HEAP8[buffer >>> 0] = 0
     }
     function _environ_get(__environ, environ_buf) {
       var bufSize = 0
       getEnvStrings().forEach(function(string, i) {
         var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
+        HEAPU32[(__environ + i * 4) >>> 2] = ptr
+        stringToAscii(string, ptr)
         bufSize += string.length + 1
       })
       return 0
     }
     function _environ_sizes_get(penviron_count, penviron_buf_size) {
       var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
+      HEAPU32[penviron_count >>> 2] = strings.length
       var bufSize = 0
       strings.forEach(function(string) {
         bufSize += string.length + 1
       })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
+      HEAPU32[penviron_buf_size >>> 2] = bufSize
       return 0
     }
     function _proc_exit(code) {
@@ -3558,20 +3449,23 @@ var DownsampleLabelImage = (() => {
         FS.close(stream)
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doReadv(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.read(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
         if (curr < len) break
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3579,10 +3473,10 @@ var DownsampleLabelImage = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
@@ -3610,25 +3504,28 @@ var DownsampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
+          (HEAP32[newOffset >>> 2] = tempI64[0]),
+          (HEAP32[(newOffset + 4) >>> 2] = tempI64[1])
         if (stream.getdents && offset === 0 && whence === 0)
           stream.getdents = null
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doWritev(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.write(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3636,31 +3533,31 @@ var DownsampleLabelImage = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
-    function __isLeapYear(year) {
+    function isLeapYear(year) {
       return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
     }
-    function __arraySum(array, index) {
+    function arraySum(array, index) {
       var sum = 0
       for (var i = 0; i <= index; sum += array[i++]) {}
       return sum
     }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
+    var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    function addDays(date, days) {
       var newDate = new Date(date.getTime())
       while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
+        var leap = isLeapYear(newDate.getFullYear())
         var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
+        var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[
+          currentMonth
+        ]
         if (days > daysInCurrentMonth - newDate.getDate()) {
           days -= daysInCurrentMonth - newDate.getDate() + 1
           newDate.setDate(1)
@@ -3678,21 +3575,21 @@ var DownsampleLabelImage = (() => {
       return newDate
     }
     function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
+      HEAP8.set(array, buffer >>> 0)
     }
     function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
+      var tm_zone = HEAP32[(tm + 40) >>> 2]
       var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
+        tm_sec: HEAP32[tm >>> 2],
+        tm_min: HEAP32[(tm + 4) >>> 2],
+        tm_hour: HEAP32[(tm + 8) >>> 2],
+        tm_mday: HEAP32[(tm + 12) >>> 2],
+        tm_mon: HEAP32[(tm + 16) >>> 2],
+        tm_year: HEAP32[(tm + 20) >>> 2],
+        tm_wday: HEAP32[(tm + 24) >>> 2],
+        tm_yday: HEAP32[(tm + 28) >>> 2],
+        tm_isdst: HEAP32[(tm + 32) >>> 2],
+        tm_gmtoff: HEAP32[(tm + 36) >>> 2],
         tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
       }
       var pattern = UTF8ToString(format)
@@ -3796,7 +3693,7 @@ var DownsampleLabelImage = (() => {
         }
       }
       function getWeekBasedYear(date) {
-        var thisDate = __addDays(
+        var thisDate = addDays(
           new Date(date.tm_year + 1900, 0, 1),
           date.tm_yday
         )
@@ -3855,10 +3752,10 @@ var DownsampleLabelImage = (() => {
         '%j': function(date) {
           return leadingNulls(
             date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
+              arraySum(
+                isLeapYear(date.tm_year + 1900)
+                  ? MONTH_DAYS_LEAP
+                  : MONTH_DAYS_REGULAR,
                 date.tm_mon - 1
               ),
             3
@@ -3904,13 +3801,13 @@ var DownsampleLabelImage = (() => {
             var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
             if (
               dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
+              (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1))
             ) {
               val++
             }
           } else if (val == 53) {
             var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
+            if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1
           }
           return leadingNulls(val, 2)
         },
@@ -3967,10 +3864,10 @@ var DownsampleLabelImage = (() => {
       }
       quit_(1, e)
     }
-    function allocateUTF8OnStack(str) {
+    function stringToUTF8OnStack(str) {
       var size = lengthBytesUTF8(str) + 1
       var ret = stackAlloc(size)
-      stringToUTF8Array(str, HEAP8, ret, size)
+      stringToUTF8(str, ret, size)
       return ret
     }
     function getCFunc(ident) {
@@ -3982,9 +3879,7 @@ var DownsampleLabelImage = (() => {
         string: str => {
           var ret = 0
           if (str !== null && str !== undefined && str !== 0) {
-            var len = (str.length << 2) + 1
-            ret = stackAlloc(len)
-            stringToUTF8(str, ret, len)
+            ret = stringToUTF8OnStack(str)
           }
           return ret
         },
@@ -4024,10 +3919,9 @@ var DownsampleLabelImage = (() => {
       return ret
     }
     function cwrap(ident, returnType, argTypes, opts) {
-      argTypes = argTypes || []
-      var numericArgs = argTypes.every(
-        type => type === 'number' || type === 'boolean'
-      )
+      var numericArgs =
+        !argTypes ||
+        argTypes.every(type => type === 'number' || type === 'boolean')
       var numericRet = returnType !== 'string'
       if (numericRet && numericArgs && !opts) {
         return getCFunc(ident)
@@ -4036,10 +3930,17 @@ var DownsampleLabelImage = (() => {
         return ccall(ident, returnType, argTypes, arguments, opts)
       }
     }
+    function writeAsciiToMemory(str, buffer, dontAddNull) {
+      for (var i = 0; i < str.length; ++i) {
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
+      }
+      if (!dontAddNull) HEAP8[buffer >>> 0] = 0
+    }
     function AsciiToString(ptr) {
+      ptr >>>= 0
       var str = ''
       while (1) {
-        var ch = HEAPU8[ptr++ >> 0]
+        var ch = HEAPU8[ptr++ >>> 0]
         if (!ch) return str
         str += String.fromCharCode(ch)
       }
@@ -4222,7 +4123,7 @@ var DownsampleLabelImage = (() => {
       EOWNERDEAD: 62,
       ESTRPIPE: 135,
     }
-    var asmLibraryArg = {
+    var wasmImports = {
       a: ___cxa_throw,
       d: ___syscall_fcntl64,
       r: ___syscall_getcwd,
@@ -4243,20 +4144,24 @@ var DownsampleLabelImage = (() => {
       l: _strftime_l,
     }
     var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
+    var ___wasm_call_ctors = function() {
+      return (___wasm_call_ctors = Module['asm']['t']).apply(null, arguments)
+    }
     var _main = (Module['_main'] = function() {
       return (_main = Module['_main'] = Module['asm']['u']).apply(
         null,
         arguments
       )
     })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
+    var ___errno_location = function() {
+      return (___errno_location = Module['asm']['v']).apply(null, arguments)
+    }
+    var _malloc = function() {
+      return (_malloc = Module['asm']['malloc']).apply(null, arguments)
+    }
+    var _free = function() {
+      return (_free = Module['asm']['free']).apply(null, arguments)
+    }
     var _itk_wasm_input_array_alloc = (Module[
       '_itk_wasm_input_array_alloc'
     ] = function() {
@@ -4303,30 +4208,21 @@ var DownsampleLabelImage = (() => {
       return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
         Module['asm']['C']).apply(null, arguments)
     })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
+    var stackSave = function() {
+      return (stackSave = Module['asm']['E']).apply(null, arguments)
+    }
+    var stackRestore = function() {
+      return (stackRestore = Module['asm']['F']).apply(null, arguments)
+    }
+    var stackAlloc = function() {
+      return (stackAlloc = Module['asm']['G']).apply(null, arguments)
+    }
+    var ___cxa_is_pointer_type = function() {
+      return (___cxa_is_pointer_type = Module['asm']['H']).apply(
         null,
         arguments
       )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
+    }
     Module['addRunDependency'] = addRunDependency
     Module['removeRunDependency'] = removeRunDependency
     Module['FS_createPath'] = FS.createPath
@@ -4336,6 +4232,8 @@ var DownsampleLabelImage = (() => {
     Module['FS_createDevice'] = FS.createDevice
     Module['FS_unlink'] = FS.unlink
     Module['callMain'] = callMain
+    Module['stackSave'] = stackSave
+    Module['stackRestore'] = stackRestore
     Module['ccall'] = ccall
     Module['cwrap'] = cwrap
     Module['AsciiToString'] = AsciiToString
@@ -4346,17 +4244,16 @@ var DownsampleLabelImage = (() => {
       if (!calledRun) run()
       if (!calledRun) dependenciesFulfilled = runCaller
     }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
+    function callMain(args = []) {
+      var entryFunction = _main
       args.unshift(thisProgram)
       var argc = args.length
       var argv = stackAlloc((argc + 1) * 4)
       var argv_ptr = argv >> 2
       args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
+        HEAP32[argv_ptr++ >>> 0] = stringToUTF8OnStack(arg)
       })
-      HEAP32[argv_ptr] = 0
+      HEAP32[argv_ptr >>> 0] = 0
       try {
         var ret = entryFunction(argc, argv)
         exitJS(ret, true)
@@ -4365,8 +4262,7 @@ var DownsampleLabelImage = (() => {
         return handleException(e)
       }
     }
-    function run(args) {
-      args = args || arguments_
+    function run(args = arguments_) {
       if (runDependencies > 0) {
         return
       }
@@ -4414,8 +4310,8 @@ var DownsampleLabelImage = (() => {
       }
       var path = require('path')
       var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
+      if (containingDir === '/') {
+        throw new Error('Cannot mount root directory')
       }
       var currentDir = '/'
       var splitContainingDir = containingDir.split(path.sep)
@@ -4437,6 +4333,32 @@ var DownsampleLabelImage = (() => {
       var containingDir = path.dirname(filePath)
       FS.unmount(containingDir)
     }
+    Module.mountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      if (dir === '/') {
+        throw new Error('Cannot mount root directory')
+      }
+      var currentDir = '/'
+      var path = require('path')
+      var splitDir = dir.split(path.sep)
+      for (var ii = 1; ii < splitDir.length; ii++) {
+        currentDir += splitDir[ii]
+        if (!FS.analyzePath(currentDir).exists) {
+          FS.mkdir(currentDir)
+        }
+        currentDir += '/'
+      }
+      FS.mount(NODEFS, { root: dir }, currentDir)
+      return currentDir
+    }
+    Module.unmountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      FS.unmount(dir)
+    }
     Module.fs_mkdirs = function(dirs) {
       var currentDir = '/'
       var splitDirs = dirs.split('/')
diff --git a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.umd.js b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.umd.js
deleted file mode 100644
index 1e290a93b..000000000
--- a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.umd.js
+++ /dev/null
@@ -1,4477 +0,0 @@
-var DownsampleLabelImage = (() => {
-  var _scriptDir =
-    typeof document !== 'undefined' && document.currentScript
-      ? document.currentScript.src
-      : undefined
-  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename
-  return function(DownsampleLabelImage) {
-    DownsampleLabelImage = DownsampleLabelImage || {}
-
-    var Module =
-      typeof DownsampleLabelImage != 'undefined' ? DownsampleLabelImage : {}
-    var readyPromiseResolve, readyPromiseReject
-    Module['ready'] = new Promise(function(resolve, reject) {
-      readyPromiseResolve = resolve
-      readyPromiseReject = reject
-    })
-    var mStdout = null
-    var mStderr = null
-    Module['resetModuleStdout'] = function() {
-      mStdout = ''
-    }
-    Module['resetModuleStderr'] = function() {
-      mStderr = ''
-    }
-    Module['print'] = function(text) {
-      console.log(text)
-      mStdout += text + '\n'
-    }
-    Module['printErr'] = function(text) {
-      console.error(text)
-      mStderr += text + '\n'
-    }
-    Module['getModuleStdout'] = function() {
-      return mStdout
-    }
-    Module['getModuleStderr'] = function() {
-      return mStderr
-    }
-    var moduleOverrides = Object.assign({}, Module)
-    var arguments_ = []
-    var thisProgram = './this.program'
-    var quit_ = (status, toThrow) => {
-      throw toThrow
-    }
-    var ENVIRONMENT_IS_WEB = typeof window == 'object'
-    var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function'
-    var ENVIRONMENT_IS_NODE =
-      typeof process == 'object' &&
-      typeof process.versions == 'object' &&
-      typeof process.versions.node == 'string'
-    var scriptDirectory = ''
-    function locateFile(path) {
-      if (Module['locateFile']) {
-        return Module['locateFile'](path, scriptDirectory)
-      }
-      return scriptDirectory + path
-    }
-    var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
-    if (ENVIRONMENT_IS_NODE) {
-      var fs = require('fs')
-      var nodePath = require('path')
-      if (ENVIRONMENT_IS_WORKER) {
-        scriptDirectory = nodePath.dirname(scriptDirectory) + '/'
-      } else {
-        scriptDirectory = __dirname + '/'
-      }
-      read_ = (filename, binary) => {
-        filename = isFileURI(filename)
-          ? new URL(filename)
-          : nodePath.normalize(filename)
-        return fs.readFileSync(filename, binary ? undefined : 'utf8')
-      }
-      readBinary = filename => {
-        var ret = read_(filename, true)
-        if (!ret.buffer) {
-          ret = new Uint8Array(ret)
-        }
-        return ret
-      }
-      readAsync = (filename, onload, onerror) => {
-        filename = isFileURI(filename)
-          ? new URL(filename)
-          : nodePath.normalize(filename)
-        fs.readFile(filename, function(err, data) {
-          if (err) onerror(err)
-          else onload(data.buffer)
-        })
-      }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
-      }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
-      quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
-      }
-      Module['inspect'] = function() {
-        return '[Emscripten Module object]'
-      }
-    } else if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
-      if (ENVIRONMENT_IS_WORKER) {
-        scriptDirectory = self.location.href
-      } else if (typeof document != 'undefined' && document.currentScript) {
-        scriptDirectory = document.currentScript.src
-      }
-      if (_scriptDir) {
-        scriptDirectory = _scriptDir
-      }
-      if (scriptDirectory.indexOf('blob:') !== 0) {
-        scriptDirectory = scriptDirectory.substr(
-          0,
-          scriptDirectory.replace(/[?#].*/, '').lastIndexOf('/') + 1
-        )
-      } else {
-        scriptDirectory = ''
-      }
-      {
-        read_ = url => {
-          var xhr = new XMLHttpRequest()
-          xhr.open('GET', url, false)
-          xhr.send(null)
-          return xhr.responseText
-        }
-        if (ENVIRONMENT_IS_WORKER) {
-          readBinary = url => {
-            var xhr = new XMLHttpRequest()
-            xhr.open('GET', url, false)
-            xhr.responseType = 'arraybuffer'
-            xhr.send(null)
-            return new Uint8Array(xhr.response)
-          }
-        }
-        readAsync = (url, onload, onerror) => {
-          var xhr = new XMLHttpRequest()
-          xhr.open('GET', url, true)
-          xhr.responseType = 'arraybuffer'
-          xhr.onload = () => {
-            if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) {
-              onload(xhr.response)
-              return
-            }
-            onerror()
-          }
-          xhr.onerror = onerror
-          xhr.send(null)
-        }
-      }
-      setWindowTitle = title => (document.title = title)
-    } else {
-    }
-    var out = Module['print'] || console.log.bind(console)
-    var err = Module['printErr'] || console.warn.bind(console)
-    Object.assign(Module, moduleOverrides)
-    moduleOverrides = null
-    if (Module['arguments']) arguments_ = Module['arguments']
-    if (Module['thisProgram']) thisProgram = Module['thisProgram']
-    if (Module['quit']) quit_ = Module['quit']
-    var wasmBinary
-    if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']
-    var noExitRuntime = Module['noExitRuntime'] || true
-    if (typeof WebAssembly != 'object') {
-      abort('no native wasm support detected')
-    }
-    var wasmMemory
-    var ABORT = false
-    var EXITSTATUS
-    function assert(condition, text) {
-      if (!condition) {
-        abort(text)
-      }
-    }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
-    }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
-    }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
-    var wasmTable
-    var __ATPRERUN__ = []
-    var __ATINIT__ = []
-    var __ATMAIN__ = []
-    var __ATPOSTRUN__ = []
-    var runtimeInitialized = false
-    function keepRuntimeAlive() {
-      return noExitRuntime
-    }
-    function preRun() {
-      if (Module['preRun']) {
-        if (typeof Module['preRun'] == 'function')
-          Module['preRun'] = [Module['preRun']]
-        while (Module['preRun'].length) {
-          addOnPreRun(Module['preRun'].shift())
-        }
-      }
-      callRuntimeCallbacks(__ATPRERUN__)
-    }
-    function initRuntime() {
-      runtimeInitialized = true
-      if (!Module['noFSInit'] && !FS.init.initialized) FS.init()
-      FS.ignorePermissions = false
-      TTY.init()
-      callRuntimeCallbacks(__ATINIT__)
-    }
-    function preMain() {
-      callRuntimeCallbacks(__ATMAIN__)
-    }
-    function postRun() {
-      if (Module['postRun']) {
-        if (typeof Module['postRun'] == 'function')
-          Module['postRun'] = [Module['postRun']]
-        while (Module['postRun'].length) {
-          addOnPostRun(Module['postRun'].shift())
-        }
-      }
-      callRuntimeCallbacks(__ATPOSTRUN__)
-    }
-    function addOnPreRun(cb) {
-      __ATPRERUN__.unshift(cb)
-    }
-    function addOnInit(cb) {
-      __ATINIT__.unshift(cb)
-    }
-    function addOnPostRun(cb) {
-      __ATPOSTRUN__.unshift(cb)
-    }
-    var runDependencies = 0
-    var runDependencyWatcher = null
-    var dependenciesFulfilled = null
-    function getUniqueRunDependency(id) {
-      return id
-    }
-    function addRunDependency(id) {
-      runDependencies++
-      if (Module['monitorRunDependencies']) {
-        Module['monitorRunDependencies'](runDependencies)
-      }
-    }
-    function removeRunDependency(id) {
-      runDependencies--
-      if (Module['monitorRunDependencies']) {
-        Module['monitorRunDependencies'](runDependencies)
-      }
-      if (runDependencies == 0) {
-        if (runDependencyWatcher !== null) {
-          clearInterval(runDependencyWatcher)
-          runDependencyWatcher = null
-        }
-        if (dependenciesFulfilled) {
-          var callback = dependenciesFulfilled
-          dependenciesFulfilled = null
-          callback()
-        }
-      }
-    }
-    function abort(what) {
-      if (Module['onAbort']) {
-        Module['onAbort'](what)
-      }
-      what = 'Aborted(' + what + ')'
-      err(what)
-      ABORT = true
-      EXITSTATUS = 1
-      what += '. Build with -sASSERTIONS for more info.'
-      var e = new WebAssembly.RuntimeError(what)
-      readyPromiseReject(e)
-      throw e
-    }
-    var dataURIPrefix = 'data:application/octet-stream;base64,'
-    function isDataURI(filename) {
-      return filename.startsWith(dataURIPrefix)
-    }
-    function isFileURI(filename) {
-      return filename.startsWith('file://')
-    }
-    var wasmBinaryFile
-    wasmBinaryFile = 'DownsampleLabelImage.umd.wasm'
-    if (!isDataURI(wasmBinaryFile)) {
-      wasmBinaryFile = locateFile(wasmBinaryFile)
-    }
-    function getBinary(file) {
-      try {
-        if (file == wasmBinaryFile && wasmBinary) {
-          return new Uint8Array(wasmBinary)
-        }
-        if (readBinary) {
-          return readBinary(file)
-        }
-        throw 'both async and sync fetching of the wasm failed'
-      } catch (err) {
-        abort(err)
-      }
-    }
-    function getBinaryPromise() {
-      if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
-            .then(function(response) {
-              if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
-              }
-              return response['arrayBuffer']()
-            })
-            .catch(function() {
-              return getBinary(wasmBinaryFile)
-            })
-        } else {
-          if (readAsync) {
-            return new Promise(function(resolve, reject) {
-              readAsync(
-                wasmBinaryFile,
-                function(response) {
-                  resolve(new Uint8Array(response))
-                },
-                reject
-              )
-            })
-          }
-        }
-      }
-      return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
-      })
-    }
-    function createWasm() {
-      var info = { a: asmLibraryArg }
-      function receiveInstance(instance, module) {
-        var exports = instance.exports
-        Module['asm'] = exports
-        wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
-        wasmTable = Module['asm']['D']
-        addOnInit(Module['asm']['t'])
-        removeRunDependency('wasm-instantiate')
-      }
-      addRunDependency('wasm-instantiate')
-      function receiveInstantiationResult(result) {
-        receiveInstance(result['instance'])
-      }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
-      if (Module['instantiateWasm']) {
-        try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
-        } catch (e) {
-          err('Module.instantiateWasm callback failed with error: ' + e)
-          readyPromiseReject(e)
-        }
-      }
-      instantiateAsync().catch(readyPromiseReject)
-      return {}
-    }
-    var tempDouble
-    var tempI64
-    function ExitStatus(status) {
-      this.name = 'ExitStatus'
-      this.message = 'Program terminated with exit(' + status + ')'
-      this.status = status
-    }
-    function callRuntimeCallbacks(callbacks) {
-      while (callbacks.length > 0) {
-        callbacks.shift()(Module)
-      }
-    }
-    function ExceptionInfo(excPtr) {
-      this.excPtr = excPtr
-      this.ptr = excPtr - 24
-      this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
-      }
-      this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
-      }
-      this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
-      }
-      this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
-      }
-      this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
-      }
-      this.set_caught = function(caught) {
-        caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
-      }
-      this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
-      }
-      this.set_rethrown = function(rethrown) {
-        rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
-      }
-      this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
-      }
-      this.init = function(type, destructor) {
-        this.set_adjusted_ptr(0)
-        this.set_type(type)
-        this.set_destructor(destructor)
-        this.set_refcount(0)
-        this.set_caught(false)
-        this.set_rethrown(false)
-      }
-      this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
-      }
-      this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
-        return prev === 1
-      }
-      this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
-      }
-      this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
-      }
-      this.get_exception_ptr = function() {
-        var isPointer = ___cxa_is_pointer_type(this.get_type())
-        if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
-        }
-        var adjusted = this.get_adjusted_ptr()
-        if (adjusted !== 0) return adjusted
-        return this.excPtr
-      }
-    }
-    var exceptionLast = 0
-    var uncaughtExceptionCount = 0
-    function ___cxa_throw(ptr, type, destructor) {
-      var info = new ExceptionInfo(ptr)
-      info.init(type, destructor)
-      exceptionLast = ptr
-      uncaughtExceptionCount++
-      throw ptr
-    }
-    function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
-      return value
-    }
-    var PATH = {
-      isAbs: path => path.charAt(0) === '/',
-      splitPath: filename => {
-        var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/
-        return splitPathRe.exec(filename).slice(1)
-      },
-      normalizeArray: (parts, allowAboveRoot) => {
-        var up = 0
-        for (var i = parts.length - 1; i >= 0; i--) {
-          var last = parts[i]
-          if (last === '.') {
-            parts.splice(i, 1)
-          } else if (last === '..') {
-            parts.splice(i, 1)
-            up++
-          } else if (up) {
-            parts.splice(i, 1)
-            up--
-          }
-        }
-        if (allowAboveRoot) {
-          for (; up; up--) {
-            parts.unshift('..')
-          }
-        }
-        return parts
-      },
-      normalize: path => {
-        var isAbsolute = PATH.isAbs(path),
-          trailingSlash = path.substr(-1) === '/'
-        path = PATH.normalizeArray(
-          path.split('/').filter(p => !!p),
-          !isAbsolute
-        ).join('/')
-        if (!path && !isAbsolute) {
-          path = '.'
-        }
-        if (path && trailingSlash) {
-          path += '/'
-        }
-        return (isAbsolute ? '/' : '') + path
-      },
-      dirname: path => {
-        var result = PATH.splitPath(path),
-          root = result[0],
-          dir = result[1]
-        if (!root && !dir) {
-          return '.'
-        }
-        if (dir) {
-          dir = dir.substr(0, dir.length - 1)
-        }
-        return root + dir
-      },
-      basename: path => {
-        if (path === '/') return '/'
-        path = PATH.normalize(path)
-        path = path.replace(/\/$/, '')
-        var lastSlash = path.lastIndexOf('/')
-        if (lastSlash === -1) return path
-        return path.substr(lastSlash + 1)
-      },
-      join: function() {
-        var paths = Array.prototype.slice.call(arguments)
-        return PATH.normalize(paths.join('/'))
-      },
-      join2: (l, r) => {
-        return PATH.normalize(l + '/' + r)
-      },
-    }
-    function getRandomDevice() {
-      if (
-        typeof crypto == 'object' &&
-        typeof crypto['getRandomValues'] == 'function'
-      ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
-      } else if (ENVIRONMENT_IS_NODE) {
-        try {
-          var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
-        } catch (e) {}
-      }
-      return () => abort('randomDevice')
-    }
-    var PATH_FS = {
-      resolve: function() {
-        var resolvedPath = '',
-          resolvedAbsolute = false
-        for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
-          var path = i >= 0 ? arguments[i] : FS.cwd()
-          if (typeof path != 'string') {
-            throw new TypeError('Arguments to path.resolve must be strings')
-          } else if (!path) {
-            return ''
-          }
-          resolvedPath = path + '/' + resolvedPath
-          resolvedAbsolute = PATH.isAbs(path)
-        }
-        resolvedPath = PATH.normalizeArray(
-          resolvedPath.split('/').filter(p => !!p),
-          !resolvedAbsolute
-        ).join('/')
-        return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'
-      },
-      relative: (from, to) => {
-        from = PATH_FS.resolve(from).substr(1)
-        to = PATH_FS.resolve(to).substr(1)
-        function trim(arr) {
-          var start = 0
-          for (; start < arr.length; start++) {
-            if (arr[start] !== '') break
-          }
-          var end = arr.length - 1
-          for (; end >= 0; end--) {
-            if (arr[end] !== '') break
-          }
-          if (start > end) return []
-          return arr.slice(start, end - start + 1)
-        }
-        var fromParts = trim(from.split('/'))
-        var toParts = trim(to.split('/'))
-        var length = Math.min(fromParts.length, toParts.length)
-        var samePartsLength = length
-        for (var i = 0; i < length; i++) {
-          if (fromParts[i] !== toParts[i]) {
-            samePartsLength = i
-            break
-          }
-        }
-        var outputParts = []
-        for (var i = samePartsLength; i < fromParts.length; i++) {
-          outputParts.push('..')
-        }
-        outputParts = outputParts.concat(toParts.slice(samePartsLength))
-        return outputParts.join('/')
-      },
-    }
-    function intArrayFromString(stringy, dontAddNull, length) {
-      var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
-      var u8array = new Array(len)
-      var numBytesWritten = stringToUTF8Array(
-        stringy,
-        u8array,
-        0,
-        u8array.length
-      )
-      if (dontAddNull) u8array.length = numBytesWritten
-      return u8array
-    }
-    var TTY = {
-      ttys: [],
-      init: function() {},
-      shutdown: function() {},
-      register: function(dev, ops) {
-        TTY.ttys[dev] = { input: [], output: [], ops: ops }
-        FS.registerDevice(dev, TTY.stream_ops)
-      },
-      stream_ops: {
-        open: function(stream) {
-          var tty = TTY.ttys[stream.node.rdev]
-          if (!tty) {
-            throw new FS.ErrnoError(43)
-          }
-          stream.tty = tty
-          stream.seekable = false
-        },
-        close: function(stream) {
-          stream.tty.ops.fsync(stream.tty)
-        },
-        fsync: function(stream) {
-          stream.tty.ops.fsync(stream.tty)
-        },
-        read: function(stream, buffer, offset, length, pos) {
-          if (!stream.tty || !stream.tty.ops.get_char) {
-            throw new FS.ErrnoError(60)
-          }
-          var bytesRead = 0
-          for (var i = 0; i < length; i++) {
-            var result
-            try {
-              result = stream.tty.ops.get_char(stream.tty)
-            } catch (e) {
-              throw new FS.ErrnoError(29)
-            }
-            if (result === undefined && bytesRead === 0) {
-              throw new FS.ErrnoError(6)
-            }
-            if (result === null || result === undefined) break
-            bytesRead++
-            buffer[offset + i] = result
-          }
-          if (bytesRead) {
-            stream.node.timestamp = Date.now()
-          }
-          return bytesRead
-        },
-        write: function(stream, buffer, offset, length, pos) {
-          if (!stream.tty || !stream.tty.ops.put_char) {
-            throw new FS.ErrnoError(60)
-          }
-          try {
-            for (var i = 0; i < length; i++) {
-              stream.tty.ops.put_char(stream.tty, buffer[offset + i])
-            }
-          } catch (e) {
-            throw new FS.ErrnoError(29)
-          }
-          if (length) {
-            stream.node.timestamp = Date.now()
-          }
-          return i
-        },
-      },
-      default_tty_ops: {
-        get_char: function(tty) {
-          if (!tty.input.length) {
-            var result = null
-            if (ENVIRONMENT_IS_NODE) {
-              var BUFSIZE = 256
-              var buf = Buffer.alloc(BUFSIZE)
-              var bytesRead = 0
-              try {
-                bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1)
-              } catch (e) {
-                if (e.toString().includes('EOF')) bytesRead = 0
-                else throw e
-              }
-              if (bytesRead > 0) {
-                result = buf.slice(0, bytesRead).toString('utf-8')
-              } else {
-                result = null
-              }
-            } else if (
-              typeof window != 'undefined' &&
-              typeof window.prompt == 'function'
-            ) {
-              result = window.prompt('Input: ')
-              if (result !== null) {
-                result += '\n'
-              }
-            } else if (typeof readline == 'function') {
-              result = readline()
-              if (result !== null) {
-                result += '\n'
-              }
-            }
-            if (!result) {
-              return null
-            }
-            tty.input = intArrayFromString(result, true)
-          }
-          return tty.input.shift()
-        },
-        put_char: function(tty, val) {
-          if (val === null || val === 10) {
-            out(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          } else {
-            if (val != 0) tty.output.push(val)
-          }
-        },
-        fsync: function(tty) {
-          if (tty.output && tty.output.length > 0) {
-            out(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          }
-        },
-      },
-      default_tty1_ops: {
-        put_char: function(tty, val) {
-          if (val === null || val === 10) {
-            err(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          } else {
-            if (val != 0) tty.output.push(val)
-          }
-        },
-        fsync: function(tty) {
-          if (tty.output && tty.output.length > 0) {
-            err(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          }
-        },
-      },
-    }
-    function mmapAlloc(size) {
-      abort()
-    }
-    var MEMFS = {
-      ops_table: null,
-      mount: function(mount) {
-        return MEMFS.createNode(null, '/', 16384 | 511, 0)
-      },
-      createNode: function(parent, name, mode, dev) {
-        if (FS.isBlkdev(mode) || FS.isFIFO(mode)) {
-          throw new FS.ErrnoError(63)
-        }
-        if (!MEMFS.ops_table) {
-          MEMFS.ops_table = {
-            dir: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-                lookup: MEMFS.node_ops.lookup,
-                mknod: MEMFS.node_ops.mknod,
-                rename: MEMFS.node_ops.rename,
-                unlink: MEMFS.node_ops.unlink,
-                rmdir: MEMFS.node_ops.rmdir,
-                readdir: MEMFS.node_ops.readdir,
-                symlink: MEMFS.node_ops.symlink,
-              },
-              stream: { llseek: MEMFS.stream_ops.llseek },
-            },
-            file: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-              },
-              stream: {
-                llseek: MEMFS.stream_ops.llseek,
-                read: MEMFS.stream_ops.read,
-                write: MEMFS.stream_ops.write,
-                allocate: MEMFS.stream_ops.allocate,
-                mmap: MEMFS.stream_ops.mmap,
-                msync: MEMFS.stream_ops.msync,
-              },
-            },
-            link: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-                readlink: MEMFS.node_ops.readlink,
-              },
-              stream: {},
-            },
-            chrdev: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-              },
-              stream: FS.chrdev_stream_ops,
-            },
-          }
-        }
-        var node = FS.createNode(parent, name, mode, dev)
-        if (FS.isDir(node.mode)) {
-          node.node_ops = MEMFS.ops_table.dir.node
-          node.stream_ops = MEMFS.ops_table.dir.stream
-          node.contents = {}
-        } else if (FS.isFile(node.mode)) {
-          node.node_ops = MEMFS.ops_table.file.node
-          node.stream_ops = MEMFS.ops_table.file.stream
-          node.usedBytes = 0
-          node.contents = null
-        } else if (FS.isLink(node.mode)) {
-          node.node_ops = MEMFS.ops_table.link.node
-          node.stream_ops = MEMFS.ops_table.link.stream
-        } else if (FS.isChrdev(node.mode)) {
-          node.node_ops = MEMFS.ops_table.chrdev.node
-          node.stream_ops = MEMFS.ops_table.chrdev.stream
-        }
-        node.timestamp = Date.now()
-        if (parent) {
-          parent.contents[name] = node
-          parent.timestamp = node.timestamp
-        }
-        return node
-      },
-      getFileDataAsTypedArray: function(node) {
-        if (!node.contents) return new Uint8Array(0)
-        if (node.contents.subarray)
-          return node.contents.subarray(0, node.usedBytes)
-        return new Uint8Array(node.contents)
-      },
-      expandFileStorage: function(node, newCapacity) {
-        var prevCapacity = node.contents ? node.contents.length : 0
-        if (prevCapacity >= newCapacity) return
-        var CAPACITY_DOUBLING_MAX = 1024 * 1024
-        newCapacity = Math.max(
-          newCapacity,
-          (prevCapacity *
-            (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>>
-            0
-        )
-        if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256)
-        var oldContents = node.contents
-        node.contents = new Uint8Array(newCapacity)
-        if (node.usedBytes > 0)
-          node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
-      },
-      resizeFileStorage: function(node, newSize) {
-        if (node.usedBytes == newSize) return
-        if (newSize == 0) {
-          node.contents = null
-          node.usedBytes = 0
-        } else {
-          var oldContents = node.contents
-          node.contents = new Uint8Array(newSize)
-          if (oldContents) {
-            node.contents.set(
-              oldContents.subarray(0, Math.min(newSize, node.usedBytes))
-            )
-          }
-          node.usedBytes = newSize
-        }
-      },
-      node_ops: {
-        getattr: function(node) {
-          var attr = {}
-          attr.dev = FS.isChrdev(node.mode) ? node.id : 1
-          attr.ino = node.id
-          attr.mode = node.mode
-          attr.nlink = 1
-          attr.uid = 0
-          attr.gid = 0
-          attr.rdev = node.rdev
-          if (FS.isDir(node.mode)) {
-            attr.size = 4096
-          } else if (FS.isFile(node.mode)) {
-            attr.size = node.usedBytes
-          } else if (FS.isLink(node.mode)) {
-            attr.size = node.link.length
-          } else {
-            attr.size = 0
-          }
-          attr.atime = new Date(node.timestamp)
-          attr.mtime = new Date(node.timestamp)
-          attr.ctime = new Date(node.timestamp)
-          attr.blksize = 4096
-          attr.blocks = Math.ceil(attr.size / attr.blksize)
-          return attr
-        },
-        setattr: function(node, attr) {
-          if (attr.mode !== undefined) {
-            node.mode = attr.mode
-          }
-          if (attr.timestamp !== undefined) {
-            node.timestamp = attr.timestamp
-          }
-          if (attr.size !== undefined) {
-            MEMFS.resizeFileStorage(node, attr.size)
-          }
-        },
-        lookup: function(parent, name) {
-          throw FS.genericErrors[44]
-        },
-        mknod: function(parent, name, mode, dev) {
-          return MEMFS.createNode(parent, name, mode, dev)
-        },
-        rename: function(old_node, new_dir, new_name) {
-          if (FS.isDir(old_node.mode)) {
-            var new_node
-            try {
-              new_node = FS.lookupNode(new_dir, new_name)
-            } catch (e) {}
-            if (new_node) {
-              for (var i in new_node.contents) {
-                throw new FS.ErrnoError(55)
-              }
-            }
-          }
-          delete old_node.parent.contents[old_node.name]
-          old_node.parent.timestamp = Date.now()
-          old_node.name = new_name
-          new_dir.contents[new_name] = old_node
-          new_dir.timestamp = old_node.parent.timestamp
-          old_node.parent = new_dir
-        },
-        unlink: function(parent, name) {
-          delete parent.contents[name]
-          parent.timestamp = Date.now()
-        },
-        rmdir: function(parent, name) {
-          var node = FS.lookupNode(parent, name)
-          for (var i in node.contents) {
-            throw new FS.ErrnoError(55)
-          }
-          delete parent.contents[name]
-          parent.timestamp = Date.now()
-        },
-        readdir: function(node) {
-          var entries = ['.', '..']
-          for (var key in node.contents) {
-            if (!node.contents.hasOwnProperty(key)) {
-              continue
-            }
-            entries.push(key)
-          }
-          return entries
-        },
-        symlink: function(parent, newname, oldpath) {
-          var node = MEMFS.createNode(parent, newname, 511 | 40960, 0)
-          node.link = oldpath
-          return node
-        },
-        readlink: function(node) {
-          if (!FS.isLink(node.mode)) {
-            throw new FS.ErrnoError(28)
-          }
-          return node.link
-        },
-      },
-      stream_ops: {
-        read: function(stream, buffer, offset, length, position) {
-          var contents = stream.node.contents
-          if (position >= stream.node.usedBytes) return 0
-          var size = Math.min(stream.node.usedBytes - position, length)
-          if (size > 8 && contents.subarray) {
-            buffer.set(contents.subarray(position, position + size), offset)
-          } else {
-            for (var i = 0; i < size; i++)
-              buffer[offset + i] = contents[position + i]
-          }
-          return size
-        },
-        write: function(stream, buffer, offset, length, position, canOwn) {
-          if (buffer.buffer === HEAP8.buffer) {
-            canOwn = false
-          }
-          if (!length) return 0
-          var node = stream.node
-          node.timestamp = Date.now()
-          if (buffer.subarray && (!node.contents || node.contents.subarray)) {
-            if (canOwn) {
-              node.contents = buffer.subarray(offset, offset + length)
-              node.usedBytes = length
-              return length
-            } else if (node.usedBytes === 0 && position === 0) {
-              node.contents = buffer.slice(offset, offset + length)
-              node.usedBytes = length
-              return length
-            } else if (position + length <= node.usedBytes) {
-              node.contents.set(
-                buffer.subarray(offset, offset + length),
-                position
-              )
-              return length
-            }
-          }
-          MEMFS.expandFileStorage(node, position + length)
-          if (node.contents.subarray && buffer.subarray) {
-            node.contents.set(
-              buffer.subarray(offset, offset + length),
-              position
-            )
-          } else {
-            for (var i = 0; i < length; i++) {
-              node.contents[position + i] = buffer[offset + i]
-            }
-          }
-          node.usedBytes = Math.max(node.usedBytes, position + length)
-          return length
-        },
-        llseek: function(stream, offset, whence) {
-          var position = offset
-          if (whence === 1) {
-            position += stream.position
-          } else if (whence === 2) {
-            if (FS.isFile(stream.node.mode)) {
-              position += stream.node.usedBytes
-            }
-          }
-          if (position < 0) {
-            throw new FS.ErrnoError(28)
-          }
-          return position
-        },
-        allocate: function(stream, offset, length) {
-          MEMFS.expandFileStorage(stream.node, offset + length)
-          stream.node.usedBytes = Math.max(
-            stream.node.usedBytes,
-            offset + length
-          )
-        },
-        mmap: function(stream, length, position, prot, flags) {
-          if (!FS.isFile(stream.node.mode)) {
-            throw new FS.ErrnoError(43)
-          }
-          var ptr
-          var allocated
-          var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
-            allocated = false
-            ptr = contents.byteOffset
-          } else {
-            if (position > 0 || position + length < contents.length) {
-              if (contents.subarray) {
-                contents = contents.subarray(position, position + length)
-              } else {
-                contents = Array.prototype.slice.call(
-                  contents,
-                  position,
-                  position + length
-                )
-              }
-            }
-            allocated = true
-            ptr = mmapAlloc(length)
-            if (!ptr) {
-              throw new FS.ErrnoError(48)
-            }
-            HEAP8.set(contents, ptr)
-          }
-          return { ptr: ptr, allocated: allocated }
-        },
-        msync: function(stream, buffer, offset, length, mmapFlags) {
-          MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false)
-          return 0
-        },
-      },
-    }
-    function asyncLoad(url, onload, onerror, noRunDep) {
-      var dep = !noRunDep ? getUniqueRunDependency('al ' + url) : ''
-      readAsync(
-        url,
-        arrayBuffer => {
-          assert(
-            arrayBuffer,
-            'Loading data file "' + url + '" failed (no arrayBuffer).'
-          )
-          onload(new Uint8Array(arrayBuffer))
-          if (dep) removeRunDependency(dep)
-        },
-        event => {
-          if (onerror) {
-            onerror()
-          } else {
-            throw 'Loading data file "' + url + '" failed.'
-          }
-        }
-      )
-      if (dep) addRunDependency(dep)
-    }
-    var ERRNO_CODES = {}
-    var NODEFS = {
-      isWindows: false,
-      staticInit: () => {
-        NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
-        if (flags['fs']) {
-          flags = flags['fs']
-        }
-        NODEFS.flagsForNodeMap = {
-          1024: flags['O_APPEND'],
-          64: flags['O_CREAT'],
-          128: flags['O_EXCL'],
-          256: flags['O_NOCTTY'],
-          0: flags['O_RDONLY'],
-          2: flags['O_RDWR'],
-          4096: flags['O_SYNC'],
-          512: flags['O_TRUNC'],
-          1: flags['O_WRONLY'],
-          131072: flags['O_NOFOLLOW'],
-        }
-      },
-      convertNodeCode: e => {
-        var code = e.code
-        return ERRNO_CODES[code]
-      },
-      mount: mount => {
-        return NODEFS.createNode(null, '/', NODEFS.getMode(mount.opts.root), 0)
-      },
-      createNode: (parent, name, mode, dev) => {
-        if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) {
-          throw new FS.ErrnoError(28)
-        }
-        var node = FS.createNode(parent, name, mode)
-        node.node_ops = NODEFS.node_ops
-        node.stream_ops = NODEFS.stream_ops
-        return node
-      },
-      getMode: path => {
-        var stat
-        try {
-          stat = fs.lstatSync(path)
-          if (NODEFS.isWindows) {
-            stat.mode = stat.mode | ((stat.mode & 292) >> 2)
-          }
-        } catch (e) {
-          if (!e.code) throw e
-          throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-        }
-        return stat.mode
-      },
-      realPath: node => {
-        var parts = []
-        while (node.parent !== node) {
-          parts.push(node.name)
-          node = node.parent
-        }
-        parts.push(node.mount.opts.root)
-        parts.reverse()
-        return PATH.join.apply(null, parts)
-      },
-      flagsForNode: flags => {
-        flags &= ~2097152
-        flags &= ~2048
-        flags &= ~32768
-        flags &= ~524288
-        flags &= ~65536
-        var newFlags = 0
-        for (var k in NODEFS.flagsForNodeMap) {
-          if (flags & k) {
-            newFlags |= NODEFS.flagsForNodeMap[k]
-            flags ^= k
-          }
-        }
-        if (flags) {
-          throw new FS.ErrnoError(28)
-        }
-        return newFlags
-      },
-      node_ops: {
-        getattr: node => {
-          var path = NODEFS.realPath(node)
-          var stat
-          try {
-            stat = fs.lstatSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-          if (NODEFS.isWindows && !stat.blksize) {
-            stat.blksize = 4096
-          }
-          if (NODEFS.isWindows && !stat.blocks) {
-            stat.blocks = ((stat.size + stat.blksize - 1) / stat.blksize) | 0
-          }
-          return {
-            dev: stat.dev,
-            ino: stat.ino,
-            mode: stat.mode,
-            nlink: stat.nlink,
-            uid: stat.uid,
-            gid: stat.gid,
-            rdev: stat.rdev,
-            size: stat.size,
-            atime: stat.atime,
-            mtime: stat.mtime,
-            ctime: stat.ctime,
-            blksize: stat.blksize,
-            blocks: stat.blocks,
-          }
-        },
-        setattr: (node, attr) => {
-          var path = NODEFS.realPath(node)
-          try {
-            if (attr.mode !== undefined) {
-              fs.chmodSync(path, attr.mode)
-              node.mode = attr.mode
-            }
-            if (attr.timestamp !== undefined) {
-              var date = new Date(attr.timestamp)
-              fs.utimesSync(path, date, date)
-            }
-            if (attr.size !== undefined) {
-              fs.truncateSync(path, attr.size)
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        lookup: (parent, name) => {
-          var path = PATH.join2(NODEFS.realPath(parent), name)
-          var mode = NODEFS.getMode(path)
-          return NODEFS.createNode(parent, name, mode)
-        },
-        mknod: (parent, name, mode, dev) => {
-          var node = NODEFS.createNode(parent, name, mode, dev)
-          var path = NODEFS.realPath(node)
-          try {
-            if (FS.isDir(node.mode)) {
-              fs.mkdirSync(path, node.mode)
-            } else {
-              fs.writeFileSync(path, '', { mode: node.mode })
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-          return node
-        },
-        rename: (oldNode, newDir, newName) => {
-          var oldPath = NODEFS.realPath(oldNode)
-          var newPath = PATH.join2(NODEFS.realPath(newDir), newName)
-          try {
-            fs.renameSync(oldPath, newPath)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-          oldNode.name = newName
-        },
-        unlink: (parent, name) => {
-          var path = PATH.join2(NODEFS.realPath(parent), name)
-          try {
-            fs.unlinkSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        rmdir: (parent, name) => {
-          var path = PATH.join2(NODEFS.realPath(parent), name)
-          try {
-            fs.rmdirSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        readdir: node => {
-          var path = NODEFS.realPath(node)
-          try {
-            return fs.readdirSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        symlink: (parent, newName, oldPath) => {
-          var newPath = PATH.join2(NODEFS.realPath(parent), newName)
-          try {
-            fs.symlinkSync(oldPath, newPath)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        readlink: node => {
-          var path = NODEFS.realPath(node)
-          try {
-            path = fs.readlinkSync(path)
-            path = nodePath.relative(
-              nodePath.resolve(node.mount.opts.root),
-              path
-            )
-            return path
-          } catch (e) {
-            if (!e.code) throw e
-            if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28)
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-      },
-      stream_ops: {
-        open: stream => {
-          var path = NODEFS.realPath(stream.node)
-          try {
-            if (FS.isFile(stream.node.mode)) {
-              stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags))
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        close: stream => {
-          try {
-            if (FS.isFile(stream.node.mode) && stream.nfd) {
-              fs.closeSync(stream.nfd)
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        read: (stream, buffer, offset, length, position) => {
-          if (length === 0) return 0
-          try {
-            return fs.readSync(
-              stream.nfd,
-              Buffer.from(buffer.buffer),
-              offset,
-              length,
-              position
-            )
-          } catch (e) {
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        write: (stream, buffer, offset, length, position) => {
-          try {
-            return fs.writeSync(
-              stream.nfd,
-              Buffer.from(buffer.buffer),
-              offset,
-              length,
-              position
-            )
-          } catch (e) {
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        llseek: (stream, offset, whence) => {
-          var position = offset
-          if (whence === 1) {
-            position += stream.position
-          } else if (whence === 2) {
-            if (FS.isFile(stream.node.mode)) {
-              try {
-                var stat = fs.fstatSync(stream.nfd)
-                position += stat.size
-              } catch (e) {
-                throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-              }
-            }
-          }
-          if (position < 0) {
-            throw new FS.ErrnoError(28)
-          }
-          return position
-        },
-        mmap: (stream, length, position, prot, flags) => {
-          if (!FS.isFile(stream.node.mode)) {
-            throw new FS.ErrnoError(43)
-          }
-          var ptr = mmapAlloc(length)
-          NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position)
-          return { ptr: ptr, allocated: true }
-        },
-        msync: (stream, buffer, offset, length, mmapFlags) => {
-          NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false)
-          return 0
-        },
-      },
-    }
-    var FS = {
-      root: null,
-      mounts: [],
-      devices: {},
-      streams: [],
-      nextInode: 1,
-      nameTable: null,
-      currentPath: '/',
-      initialized: false,
-      ignorePermissions: true,
-      ErrnoError: null,
-      genericErrors: {},
-      filesystems: null,
-      syncFSRequests: 0,
-      lookupPath: (path, opts = {}) => {
-        path = PATH_FS.resolve(path)
-        if (!path) return { path: '', node: null }
-        var defaults = { follow_mount: true, recurse_count: 0 }
-        opts = Object.assign(defaults, opts)
-        if (opts.recurse_count > 8) {
-          throw new FS.ErrnoError(32)
-        }
-        var parts = path.split('/').filter(p => !!p)
-        var current = FS.root
-        var current_path = '/'
-        for (var i = 0; i < parts.length; i++) {
-          var islast = i === parts.length - 1
-          if (islast && opts.parent) {
-            break
-          }
-          current = FS.lookupNode(current, parts[i])
-          current_path = PATH.join2(current_path, parts[i])
-          if (FS.isMountpoint(current)) {
-            if (!islast || (islast && opts.follow_mount)) {
-              current = current.mounted.root
-            }
-          }
-          if (!islast || opts.follow) {
-            var count = 0
-            while (FS.isLink(current.mode)) {
-              var link = FS.readlink(current_path)
-              current_path = PATH_FS.resolve(PATH.dirname(current_path), link)
-              var lookup = FS.lookupPath(current_path, {
-                recurse_count: opts.recurse_count + 1,
-              })
-              current = lookup.node
-              if (count++ > 40) {
-                throw new FS.ErrnoError(32)
-              }
-            }
-          }
-        }
-        return { path: current_path, node: current }
-      },
-      getPath: node => {
-        var path
-        while (true) {
-          if (FS.isRoot(node)) {
-            var mount = node.mount.mountpoint
-            if (!path) return mount
-            return mount[mount.length - 1] !== '/'
-              ? mount + '/' + path
-              : mount + path
-          }
-          path = path ? node.name + '/' + path : node.name
-          node = node.parent
-        }
-      },
-      hashName: (parentid, name) => {
-        var hash = 0
-        for (var i = 0; i < name.length; i++) {
-          hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0
-        }
-        return ((parentid + hash) >>> 0) % FS.nameTable.length
-      },
-      hashAddNode: node => {
-        var hash = FS.hashName(node.parent.id, node.name)
-        node.name_next = FS.nameTable[hash]
-        FS.nameTable[hash] = node
-      },
-      hashRemoveNode: node => {
-        var hash = FS.hashName(node.parent.id, node.name)
-        if (FS.nameTable[hash] === node) {
-          FS.nameTable[hash] = node.name_next
-        } else {
-          var current = FS.nameTable[hash]
-          while (current) {
-            if (current.name_next === node) {
-              current.name_next = node.name_next
-              break
-            }
-            current = current.name_next
-          }
-        }
-      },
-      lookupNode: (parent, name) => {
-        var errCode = FS.mayLookup(parent)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode, parent)
-        }
-        var hash = FS.hashName(parent.id, name)
-        for (var node = FS.nameTable[hash]; node; node = node.name_next) {
-          var nodeName = node.name
-          if (node.parent.id === parent.id && nodeName === name) {
-            return node
-          }
-        }
-        return FS.lookup(parent, name)
-      },
-      createNode: (parent, name, mode, rdev) => {
-        var node = new FS.FSNode(parent, name, mode, rdev)
-        FS.hashAddNode(node)
-        return node
-      },
-      destroyNode: node => {
-        FS.hashRemoveNode(node)
-      },
-      isRoot: node => {
-        return node === node.parent
-      },
-      isMountpoint: node => {
-        return !!node.mounted
-      },
-      isFile: mode => {
-        return (mode & 61440) === 32768
-      },
-      isDir: mode => {
-        return (mode & 61440) === 16384
-      },
-      isLink: mode => {
-        return (mode & 61440) === 40960
-      },
-      isChrdev: mode => {
-        return (mode & 61440) === 8192
-      },
-      isBlkdev: mode => {
-        return (mode & 61440) === 24576
-      },
-      isFIFO: mode => {
-        return (mode & 61440) === 4096
-      },
-      isSocket: mode => {
-        return (mode & 49152) === 49152
-      },
-      flagModes: { r: 0, 'r+': 2, w: 577, 'w+': 578, a: 1089, 'a+': 1090 },
-      modeStringToFlags: str => {
-        var flags = FS.flagModes[str]
-        if (typeof flags == 'undefined') {
-          throw new Error('Unknown file open mode: ' + str)
-        }
-        return flags
-      },
-      flagsToPermissionString: flag => {
-        var perms = ['r', 'w', 'rw'][flag & 3]
-        if (flag & 512) {
-          perms += 'w'
-        }
-        return perms
-      },
-      nodePermissions: (node, perms) => {
-        if (FS.ignorePermissions) {
-          return 0
-        }
-        if (perms.includes('r') && !(node.mode & 292)) {
-          return 2
-        } else if (perms.includes('w') && !(node.mode & 146)) {
-          return 2
-        } else if (perms.includes('x') && !(node.mode & 73)) {
-          return 2
-        }
-        return 0
-      },
-      mayLookup: dir => {
-        var errCode = FS.nodePermissions(dir, 'x')
-        if (errCode) return errCode
-        if (!dir.node_ops.lookup) return 2
-        return 0
-      },
-      mayCreate: (dir, name) => {
-        try {
-          var node = FS.lookupNode(dir, name)
-          return 20
-        } catch (e) {}
-        return FS.nodePermissions(dir, 'wx')
-      },
-      mayDelete: (dir, name, isdir) => {
-        var node
-        try {
-          node = FS.lookupNode(dir, name)
-        } catch (e) {
-          return e.errno
-        }
-        var errCode = FS.nodePermissions(dir, 'wx')
-        if (errCode) {
-          return errCode
-        }
-        if (isdir) {
-          if (!FS.isDir(node.mode)) {
-            return 54
-          }
-          if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) {
-            return 10
-          }
-        } else {
-          if (FS.isDir(node.mode)) {
-            return 31
-          }
-        }
-        return 0
-      },
-      mayOpen: (node, flags) => {
-        if (!node) {
-          return 44
-        }
-        if (FS.isLink(node.mode)) {
-          return 32
-        } else if (FS.isDir(node.mode)) {
-          if (FS.flagsToPermissionString(flags) !== 'r' || flags & 512) {
-            return 31
-          }
-        }
-        return FS.nodePermissions(node, FS.flagsToPermissionString(flags))
-      },
-      MAX_OPEN_FDS: 4096,
-      nextfd: (fd_start = 0, fd_end = FS.MAX_OPEN_FDS) => {
-        for (var fd = fd_start; fd <= fd_end; fd++) {
-          if (!FS.streams[fd]) {
-            return fd
-          }
-        }
-        throw new FS.ErrnoError(33)
-      },
-      getStream: fd => FS.streams[fd],
-      createStream: (stream, fd_start, fd_end) => {
-        if (!FS.FSStream) {
-          FS.FSStream = function() {
-            this.shared = {}
-          }
-          FS.FSStream.prototype = {}
-          Object.defineProperties(FS.FSStream.prototype, {
-            object: {
-              get: function() {
-                return this.node
-              },
-              set: function(val) {
-                this.node = val
-              },
-            },
-            isRead: {
-              get: function() {
-                return (this.flags & 2097155) !== 1
-              },
-            },
-            isWrite: {
-              get: function() {
-                return (this.flags & 2097155) !== 0
-              },
-            },
-            isAppend: {
-              get: function() {
-                return this.flags & 1024
-              },
-            },
-            flags: {
-              get: function() {
-                return this.shared.flags
-              },
-              set: function(val) {
-                this.shared.flags = val
-              },
-            },
-            position: {
-              get: function() {
-                return this.shared.position
-              },
-              set: function(val) {
-                this.shared.position = val
-              },
-            },
-          })
-        }
-        stream = Object.assign(new FS.FSStream(), stream)
-        var fd = FS.nextfd(fd_start, fd_end)
-        stream.fd = fd
-        FS.streams[fd] = stream
-        return stream
-      },
-      closeStream: fd => {
-        FS.streams[fd] = null
-      },
-      chrdev_stream_ops: {
-        open: stream => {
-          var device = FS.getDevice(stream.node.rdev)
-          stream.stream_ops = device.stream_ops
-          if (stream.stream_ops.open) {
-            stream.stream_ops.open(stream)
-          }
-        },
-        llseek: () => {
-          throw new FS.ErrnoError(70)
-        },
-      },
-      major: dev => dev >> 8,
-      minor: dev => dev & 255,
-      makedev: (ma, mi) => (ma << 8) | mi,
-      registerDevice: (dev, ops) => {
-        FS.devices[dev] = { stream_ops: ops }
-      },
-      getDevice: dev => FS.devices[dev],
-      getMounts: mount => {
-        var mounts = []
-        var check = [mount]
-        while (check.length) {
-          var m = check.pop()
-          mounts.push(m)
-          check.push.apply(check, m.mounts)
-        }
-        return mounts
-      },
-      syncfs: (populate, callback) => {
-        if (typeof populate == 'function') {
-          callback = populate
-          populate = false
-        }
-        FS.syncFSRequests++
-        if (FS.syncFSRequests > 1) {
-          err(
-            'warning: ' +
-              FS.syncFSRequests +
-              ' FS.syncfs operations in flight at once, probably just doing extra work'
-          )
-        }
-        var mounts = FS.getMounts(FS.root.mount)
-        var completed = 0
-        function doCallback(errCode) {
-          FS.syncFSRequests--
-          return callback(errCode)
-        }
-        function done(errCode) {
-          if (errCode) {
-            if (!done.errored) {
-              done.errored = true
-              return doCallback(errCode)
-            }
-            return
-          }
-          if (++completed >= mounts.length) {
-            doCallback(null)
-          }
-        }
-        mounts.forEach(mount => {
-          if (!mount.type.syncfs) {
-            return done(null)
-          }
-          mount.type.syncfs(mount, populate, done)
-        })
-      },
-      mount: (type, opts, mountpoint) => {
-        var root = mountpoint === '/'
-        var pseudo = !mountpoint
-        var node
-        if (root && FS.root) {
-          throw new FS.ErrnoError(10)
-        } else if (!root && !pseudo) {
-          var lookup = FS.lookupPath(mountpoint, { follow_mount: false })
-          mountpoint = lookup.path
-          node = lookup.node
-          if (FS.isMountpoint(node)) {
-            throw new FS.ErrnoError(10)
-          }
-          if (!FS.isDir(node.mode)) {
-            throw new FS.ErrnoError(54)
-          }
-        }
-        var mount = {
-          type: type,
-          opts: opts,
-          mountpoint: mountpoint,
-          mounts: [],
-        }
-        var mountRoot = type.mount(mount)
-        mountRoot.mount = mount
-        mount.root = mountRoot
-        if (root) {
-          FS.root = mountRoot
-        } else if (node) {
-          node.mounted = mount
-          if (node.mount) {
-            node.mount.mounts.push(mount)
-          }
-        }
-        return mountRoot
-      },
-      unmount: mountpoint => {
-        var lookup = FS.lookupPath(mountpoint, { follow_mount: false })
-        if (!FS.isMountpoint(lookup.node)) {
-          throw new FS.ErrnoError(28)
-        }
-        var node = lookup.node
-        var mount = node.mounted
-        var mounts = FS.getMounts(mount)
-        Object.keys(FS.nameTable).forEach(hash => {
-          var current = FS.nameTable[hash]
-          while (current) {
-            var next = current.name_next
-            if (mounts.includes(current.mount)) {
-              FS.destroyNode(current)
-            }
-            current = next
-          }
-        })
-        node.mounted = null
-        var idx = node.mount.mounts.indexOf(mount)
-        node.mount.mounts.splice(idx, 1)
-      },
-      lookup: (parent, name) => {
-        return parent.node_ops.lookup(parent, name)
-      },
-      mknod: (path, mode, dev) => {
-        var lookup = FS.lookupPath(path, { parent: true })
-        var parent = lookup.node
-        var name = PATH.basename(path)
-        if (!name || name === '.' || name === '..') {
-          throw new FS.ErrnoError(28)
-        }
-        var errCode = FS.mayCreate(parent, name)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.mknod) {
-          throw new FS.ErrnoError(63)
-        }
-        return parent.node_ops.mknod(parent, name, mode, dev)
-      },
-      create: (path, mode) => {
-        mode = mode !== undefined ? mode : 438
-        mode &= 4095
-        mode |= 32768
-        return FS.mknod(path, mode, 0)
-      },
-      mkdir: (path, mode) => {
-        mode = mode !== undefined ? mode : 511
-        mode &= 511 | 512
-        mode |= 16384
-        return FS.mknod(path, mode, 0)
-      },
-      mkdirTree: (path, mode) => {
-        var dirs = path.split('/')
-        var d = ''
-        for (var i = 0; i < dirs.length; ++i) {
-          if (!dirs[i]) continue
-          d += '/' + dirs[i]
-          try {
-            FS.mkdir(d, mode)
-          } catch (e) {
-            if (e.errno != 20) throw e
-          }
-        }
-      },
-      mkdev: (path, mode, dev) => {
-        if (typeof dev == 'undefined') {
-          dev = mode
-          mode = 438
-        }
-        mode |= 8192
-        return FS.mknod(path, mode, dev)
-      },
-      symlink: (oldpath, newpath) => {
-        if (!PATH_FS.resolve(oldpath)) {
-          throw new FS.ErrnoError(44)
-        }
-        var lookup = FS.lookupPath(newpath, { parent: true })
-        var parent = lookup.node
-        if (!parent) {
-          throw new FS.ErrnoError(44)
-        }
-        var newname = PATH.basename(newpath)
-        var errCode = FS.mayCreate(parent, newname)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.symlink) {
-          throw new FS.ErrnoError(63)
-        }
-        return parent.node_ops.symlink(parent, newname, oldpath)
-      },
-      rename: (old_path, new_path) => {
-        var old_dirname = PATH.dirname(old_path)
-        var new_dirname = PATH.dirname(new_path)
-        var old_name = PATH.basename(old_path)
-        var new_name = PATH.basename(new_path)
-        var lookup, old_dir, new_dir
-        lookup = FS.lookupPath(old_path, { parent: true })
-        old_dir = lookup.node
-        lookup = FS.lookupPath(new_path, { parent: true })
-        new_dir = lookup.node
-        if (!old_dir || !new_dir) throw new FS.ErrnoError(44)
-        if (old_dir.mount !== new_dir.mount) {
-          throw new FS.ErrnoError(75)
-        }
-        var old_node = FS.lookupNode(old_dir, old_name)
-        var relative = PATH_FS.relative(old_path, new_dirname)
-        if (relative.charAt(0) !== '.') {
-          throw new FS.ErrnoError(28)
-        }
-        relative = PATH_FS.relative(new_path, old_dirname)
-        if (relative.charAt(0) !== '.') {
-          throw new FS.ErrnoError(55)
-        }
-        var new_node
-        try {
-          new_node = FS.lookupNode(new_dir, new_name)
-        } catch (e) {}
-        if (old_node === new_node) {
-          return
-        }
-        var isdir = FS.isDir(old_node.mode)
-        var errCode = FS.mayDelete(old_dir, old_name, isdir)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        errCode = new_node
-          ? FS.mayDelete(new_dir, new_name, isdir)
-          : FS.mayCreate(new_dir, new_name)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!old_dir.node_ops.rename) {
-          throw new FS.ErrnoError(63)
-        }
-        if (
-          FS.isMountpoint(old_node) ||
-          (new_node && FS.isMountpoint(new_node))
-        ) {
-          throw new FS.ErrnoError(10)
-        }
-        if (new_dir !== old_dir) {
-          errCode = FS.nodePermissions(old_dir, 'w')
-          if (errCode) {
-            throw new FS.ErrnoError(errCode)
-          }
-        }
-        FS.hashRemoveNode(old_node)
-        try {
-          old_dir.node_ops.rename(old_node, new_dir, new_name)
-        } catch (e) {
-          throw e
-        } finally {
-          FS.hashAddNode(old_node)
-        }
-      },
-      rmdir: path => {
-        var lookup = FS.lookupPath(path, { parent: true })
-        var parent = lookup.node
-        var name = PATH.basename(path)
-        var node = FS.lookupNode(parent, name)
-        var errCode = FS.mayDelete(parent, name, true)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.rmdir) {
-          throw new FS.ErrnoError(63)
-        }
-        if (FS.isMountpoint(node)) {
-          throw new FS.ErrnoError(10)
-        }
-        parent.node_ops.rmdir(parent, name)
-        FS.destroyNode(node)
-      },
-      readdir: path => {
-        var lookup = FS.lookupPath(path, { follow: true })
-        var node = lookup.node
-        if (!node.node_ops.readdir) {
-          throw new FS.ErrnoError(54)
-        }
-        return node.node_ops.readdir(node)
-      },
-      unlink: path => {
-        var lookup = FS.lookupPath(path, { parent: true })
-        var parent = lookup.node
-        if (!parent) {
-          throw new FS.ErrnoError(44)
-        }
-        var name = PATH.basename(path)
-        var node = FS.lookupNode(parent, name)
-        var errCode = FS.mayDelete(parent, name, false)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.unlink) {
-          throw new FS.ErrnoError(63)
-        }
-        if (FS.isMountpoint(node)) {
-          throw new FS.ErrnoError(10)
-        }
-        parent.node_ops.unlink(parent, name)
-        FS.destroyNode(node)
-      },
-      readlink: path => {
-        var lookup = FS.lookupPath(path)
-        var link = lookup.node
-        if (!link) {
-          throw new FS.ErrnoError(44)
-        }
-        if (!link.node_ops.readlink) {
-          throw new FS.ErrnoError(28)
-        }
-        return PATH_FS.resolve(
-          FS.getPath(link.parent),
-          link.node_ops.readlink(link)
-        )
-      },
-      stat: (path, dontFollow) => {
-        var lookup = FS.lookupPath(path, { follow: !dontFollow })
-        var node = lookup.node
-        if (!node) {
-          throw new FS.ErrnoError(44)
-        }
-        if (!node.node_ops.getattr) {
-          throw new FS.ErrnoError(63)
-        }
-        return node.node_ops.getattr(node)
-      },
-      lstat: path => {
-        return FS.stat(path, true)
-      },
-      chmod: (path, mode, dontFollow) => {
-        var node
-        if (typeof path == 'string') {
-          var lookup = FS.lookupPath(path, { follow: !dontFollow })
-          node = lookup.node
-        } else {
-          node = path
-        }
-        if (!node.node_ops.setattr) {
-          throw new FS.ErrnoError(63)
-        }
-        node.node_ops.setattr(node, {
-          mode: (mode & 4095) | (node.mode & ~4095),
-          timestamp: Date.now(),
-        })
-      },
-      lchmod: (path, mode) => {
-        FS.chmod(path, mode, true)
-      },
-      fchmod: (fd, mode) => {
-        var stream = FS.getStream(fd)
-        if (!stream) {
-          throw new FS.ErrnoError(8)
-        }
-        FS.chmod(stream.node, mode)
-      },
-      chown: (path, uid, gid, dontFollow) => {
-        var node
-        if (typeof path == 'string') {
-          var lookup = FS.lookupPath(path, { follow: !dontFollow })
-          node = lookup.node
-        } else {
-          node = path
-        }
-        if (!node.node_ops.setattr) {
-          throw new FS.ErrnoError(63)
-        }
-        node.node_ops.setattr(node, { timestamp: Date.now() })
-      },
-      lchown: (path, uid, gid) => {
-        FS.chown(path, uid, gid, true)
-      },
-      fchown: (fd, uid, gid) => {
-        var stream = FS.getStream(fd)
-        if (!stream) {
-          throw new FS.ErrnoError(8)
-        }
-        FS.chown(stream.node, uid, gid)
-      },
-      truncate: (path, len) => {
-        if (len < 0) {
-          throw new FS.ErrnoError(28)
-        }
-        var node
-        if (typeof path == 'string') {
-          var lookup = FS.lookupPath(path, { follow: true })
-          node = lookup.node
-        } else {
-          node = path
-        }
-        if (!node.node_ops.setattr) {
-          throw new FS.ErrnoError(63)
-        }
-        if (FS.isDir(node.mode)) {
-          throw new FS.ErrnoError(31)
-        }
-        if (!FS.isFile(node.mode)) {
-          throw new FS.ErrnoError(28)
-        }
-        var errCode = FS.nodePermissions(node, 'w')
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        node.node_ops.setattr(node, { size: len, timestamp: Date.now() })
-      },
-      ftruncate: (fd, len) => {
-        var stream = FS.getStream(fd)
-        if (!stream) {
-          throw new FS.ErrnoError(8)
-        }
-        if ((stream.flags & 2097155) === 0) {
-          throw new FS.ErrnoError(28)
-        }
-        FS.truncate(stream.node, len)
-      },
-      utime: (path, atime, mtime) => {
-        var lookup = FS.lookupPath(path, { follow: true })
-        var node = lookup.node
-        node.node_ops.setattr(node, { timestamp: Math.max(atime, mtime) })
-      },
-      open: (path, flags, mode) => {
-        if (path === '') {
-          throw new FS.ErrnoError(44)
-        }
-        flags = typeof flags == 'string' ? FS.modeStringToFlags(flags) : flags
-        mode = typeof mode == 'undefined' ? 438 : mode
-        if (flags & 64) {
-          mode = (mode & 4095) | 32768
-        } else {
-          mode = 0
-        }
-        var node
-        if (typeof path == 'object') {
-          node = path
-        } else {
-          path = PATH.normalize(path)
-          try {
-            var lookup = FS.lookupPath(path, { follow: !(flags & 131072) })
-            node = lookup.node
-          } catch (e) {}
-        }
-        var created = false
-        if (flags & 64) {
-          if (node) {
-            if (flags & 128) {
-              throw new FS.ErrnoError(20)
-            }
-          } else {
-            node = FS.mknod(path, mode, 0)
-            created = true
-          }
-        }
-        if (!node) {
-          throw new FS.ErrnoError(44)
-        }
-        if (FS.isChrdev(node.mode)) {
-          flags &= ~512
-        }
-        if (flags & 65536 && !FS.isDir(node.mode)) {
-          throw new FS.ErrnoError(54)
-        }
-        if (!created) {
-          var errCode = FS.mayOpen(node, flags)
-          if (errCode) {
-            throw new FS.ErrnoError(errCode)
-          }
-        }
-        if (flags & 512 && !created) {
-          FS.truncate(node, 0)
-        }
-        flags &= ~(128 | 512 | 131072)
-        var stream = FS.createStream({
-          node: node,
-          path: FS.getPath(node),
-          flags: flags,
-          seekable: true,
-          position: 0,
-          stream_ops: node.stream_ops,
-          ungotten: [],
-          error: false,
-        })
-        if (stream.stream_ops.open) {
-          stream.stream_ops.open(stream)
-        }
-        if (Module['logReadFiles'] && !(flags & 1)) {
-          if (!FS.readFiles) FS.readFiles = {}
-          if (!(path in FS.readFiles)) {
-            FS.readFiles[path] = 1
-          }
-        }
-        return stream
-      },
-      close: stream => {
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if (stream.getdents) stream.getdents = null
-        try {
-          if (stream.stream_ops.close) {
-            stream.stream_ops.close(stream)
-          }
-        } catch (e) {
-          throw e
-        } finally {
-          FS.closeStream(stream.fd)
-        }
-        stream.fd = null
-      },
-      isClosed: stream => {
-        return stream.fd === null
-      },
-      llseek: (stream, offset, whence) => {
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if (!stream.seekable || !stream.stream_ops.llseek) {
-          throw new FS.ErrnoError(70)
-        }
-        if (whence != 0 && whence != 1 && whence != 2) {
-          throw new FS.ErrnoError(28)
-        }
-        stream.position = stream.stream_ops.llseek(stream, offset, whence)
-        stream.ungotten = []
-        return stream.position
-      },
-      read: (stream, buffer, offset, length, position) => {
-        if (length < 0 || position < 0) {
-          throw new FS.ErrnoError(28)
-        }
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if ((stream.flags & 2097155) === 1) {
-          throw new FS.ErrnoError(8)
-        }
-        if (FS.isDir(stream.node.mode)) {
-          throw new FS.ErrnoError(31)
-        }
-        if (!stream.stream_ops.read) {
-          throw new FS.ErrnoError(28)
-        }
-        var seeking = typeof position != 'undefined'
-        if (!seeking) {
-          position = stream.position
-        } else if (!stream.seekable) {
-          throw new FS.ErrnoError(70)
-        }
-        var bytesRead = stream.stream_ops.read(
-          stream,
-          buffer,
-          offset,
-          length,
-          position
-        )
-        if (!seeking) stream.position += bytesRead
-        return bytesRead
-      },
-      write: (stream, buffer, offset, length, position, canOwn) => {
-        if (length < 0 || position < 0) {
-          throw new FS.ErrnoError(28)
-        }
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if ((stream.flags & 2097155) === 0) {
-          throw new FS.ErrnoError(8)
-        }
-        if (FS.isDir(stream.node.mode)) {
-          throw new FS.ErrnoError(31)
-        }
-        if (!stream.stream_ops.write) {
-          throw new FS.ErrnoError(28)
-        }
-        if (stream.seekable && stream.flags & 1024) {
-          FS.llseek(stream, 0, 2)
-        }
-        var seeking = typeof position != 'undefined'
-        if (!seeking) {
-          position = stream.position
-        } else if (!stream.seekable) {
-          throw new FS.ErrnoError(70)
-        }
-        var bytesWritten = stream.stream_ops.write(
-          stream,
-          buffer,
-          offset,
-          length,
-          position,
-          canOwn
-        )
-        if (!seeking) stream.position += bytesWritten
-        return bytesWritten
-      },
-      allocate: (stream, offset, length) => {
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if (offset < 0 || length <= 0) {
-          throw new FS.ErrnoError(28)
-        }
-        if ((stream.flags & 2097155) === 0) {
-          throw new FS.ErrnoError(8)
-        }
-        if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) {
-          throw new FS.ErrnoError(43)
-        }
-        if (!stream.stream_ops.allocate) {
-          throw new FS.ErrnoError(138)
-        }
-        stream.stream_ops.allocate(stream, offset, length)
-      },
-      mmap: (stream, length, position, prot, flags) => {
-        if (
-          (prot & 2) !== 0 &&
-          (flags & 2) === 0 &&
-          (stream.flags & 2097155) !== 2
-        ) {
-          throw new FS.ErrnoError(2)
-        }
-        if ((stream.flags & 2097155) === 1) {
-          throw new FS.ErrnoError(2)
-        }
-        if (!stream.stream_ops.mmap) {
-          throw new FS.ErrnoError(43)
-        }
-        return stream.stream_ops.mmap(stream, length, position, prot, flags)
-      },
-      msync: (stream, buffer, offset, length, mmapFlags) => {
-        if (!stream.stream_ops.msync) {
-          return 0
-        }
-        return stream.stream_ops.msync(
-          stream,
-          buffer,
-          offset,
-          length,
-          mmapFlags
-        )
-      },
-      munmap: stream => 0,
-      ioctl: (stream, cmd, arg) => {
-        if (!stream.stream_ops.ioctl) {
-          throw new FS.ErrnoError(59)
-        }
-        return stream.stream_ops.ioctl(stream, cmd, arg)
-      },
-      readFile: (path, opts = {}) => {
-        opts.flags = opts.flags || 0
-        opts.encoding = opts.encoding || 'binary'
-        if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') {
-          throw new Error('Invalid encoding type "' + opts.encoding + '"')
-        }
-        var ret
-        var stream = FS.open(path, opts.flags)
-        var stat = FS.stat(path)
-        var length = stat.size
-        var buf = new Uint8Array(length)
-        FS.read(stream, buf, 0, length, 0)
-        if (opts.encoding === 'utf8') {
-          ret = UTF8ArrayToString(buf, 0)
-        } else if (opts.encoding === 'binary') {
-          ret = buf
-        }
-        FS.close(stream)
-        return ret
-      },
-      writeFile: (path, data, opts = {}) => {
-        opts.flags = opts.flags || 577
-        var stream = FS.open(path, opts.flags, opts.mode)
-        if (typeof data == 'string') {
-          var buf = new Uint8Array(lengthBytesUTF8(data) + 1)
-          var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length)
-          FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn)
-        } else if (ArrayBuffer.isView(data)) {
-          FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn)
-        } else {
-          throw new Error('Unsupported data type')
-        }
-        FS.close(stream)
-      },
-      cwd: () => FS.currentPath,
-      chdir: path => {
-        var lookup = FS.lookupPath(path, { follow: true })
-        if (lookup.node === null) {
-          throw new FS.ErrnoError(44)
-        }
-        if (!FS.isDir(lookup.node.mode)) {
-          throw new FS.ErrnoError(54)
-        }
-        var errCode = FS.nodePermissions(lookup.node, 'x')
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        FS.currentPath = lookup.path
-      },
-      createDefaultDirectories: () => {
-        FS.mkdir('/tmp')
-        FS.mkdir('/home')
-        FS.mkdir('/home/web_user')
-      },
-      createDefaultDevices: () => {
-        FS.mkdir('/dev')
-        FS.registerDevice(FS.makedev(1, 3), {
-          read: () => 0,
-          write: (stream, buffer, offset, length, pos) => length,
-        })
-        FS.mkdev('/dev/null', FS.makedev(1, 3))
-        TTY.register(FS.makedev(5, 0), TTY.default_tty_ops)
-        TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
-        FS.mkdev('/dev/tty', FS.makedev(5, 0))
-        FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
-        FS.mkdir('/dev/shm')
-        FS.mkdir('/dev/shm/tmp')
-      },
-      createSpecialDirectories: () => {
-        FS.mkdir('/proc')
-        var proc_self = FS.mkdir('/proc/self')
-        FS.mkdir('/proc/self/fd')
-        FS.mount(
-          {
-            mount: () => {
-              var node = FS.createNode(proc_self, 'fd', 16384 | 511, 73)
-              node.node_ops = {
-                lookup: (parent, name) => {
-                  var fd = +name
-                  var stream = FS.getStream(fd)
-                  if (!stream) throw new FS.ErrnoError(8)
-                  var ret = {
-                    parent: null,
-                    mount: { mountpoint: 'fake' },
-                    node_ops: { readlink: () => stream.path },
-                  }
-                  ret.parent = ret
-                  return ret
-                },
-              }
-              return node
-            },
-          },
-          {},
-          '/proc/self/fd'
-        )
-      },
-      createStandardStreams: () => {
-        if (Module['stdin']) {
-          FS.createDevice('/dev', 'stdin', Module['stdin'])
-        } else {
-          FS.symlink('/dev/tty', '/dev/stdin')
-        }
-        if (Module['stdout']) {
-          FS.createDevice('/dev', 'stdout', null, Module['stdout'])
-        } else {
-          FS.symlink('/dev/tty', '/dev/stdout')
-        }
-        if (Module['stderr']) {
-          FS.createDevice('/dev', 'stderr', null, Module['stderr'])
-        } else {
-          FS.symlink('/dev/tty1', '/dev/stderr')
-        }
-        var stdin = FS.open('/dev/stdin', 0)
-        var stdout = FS.open('/dev/stdout', 1)
-        var stderr = FS.open('/dev/stderr', 1)
-      },
-      ensureErrnoError: () => {
-        if (FS.ErrnoError) return
-        FS.ErrnoError = function ErrnoError(errno, node) {
-          this.node = node
-          this.setErrno = function(errno) {
-            this.errno = errno
-          }
-          this.setErrno(errno)
-          this.message = 'FS error'
-        }
-        FS.ErrnoError.prototype = new Error()
-        FS.ErrnoError.prototype.constructor = FS.ErrnoError
-        ;[44].forEach(code => {
-          FS.genericErrors[code] = new FS.ErrnoError(code)
-          FS.genericErrors[code].stack = '<generic error, no stack>'
-        })
-      },
-      staticInit: () => {
-        FS.ensureErrnoError()
-        FS.nameTable = new Array(4096)
-        FS.mount(MEMFS, {}, '/')
-        FS.createDefaultDirectories()
-        FS.createDefaultDevices()
-        FS.createSpecialDirectories()
-        FS.filesystems = { MEMFS: MEMFS, NODEFS: NODEFS }
-      },
-      init: (input, output, error) => {
-        FS.init.initialized = true
-        FS.ensureErrnoError()
-        Module['stdin'] = input || Module['stdin']
-        Module['stdout'] = output || Module['stdout']
-        Module['stderr'] = error || Module['stderr']
-        FS.createStandardStreams()
-      },
-      quit: () => {
-        FS.init.initialized = false
-        for (var i = 0; i < FS.streams.length; i++) {
-          var stream = FS.streams[i]
-          if (!stream) {
-            continue
-          }
-          FS.close(stream)
-        }
-      },
-      getMode: (canRead, canWrite) => {
-        var mode = 0
-        if (canRead) mode |= 292 | 73
-        if (canWrite) mode |= 146
-        return mode
-      },
-      findObject: (path, dontResolveLastLink) => {
-        var ret = FS.analyzePath(path, dontResolveLastLink)
-        if (!ret.exists) {
-          return null
-        }
-        return ret.object
-      },
-      analyzePath: (path, dontResolveLastLink) => {
-        try {
-          var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink })
-          path = lookup.path
-        } catch (e) {}
-        var ret = {
-          isRoot: false,
-          exists: false,
-          error: 0,
-          name: null,
-          path: null,
-          object: null,
-          parentExists: false,
-          parentPath: null,
-          parentObject: null,
-        }
-        try {
-          var lookup = FS.lookupPath(path, { parent: true })
-          ret.parentExists = true
-          ret.parentPath = lookup.path
-          ret.parentObject = lookup.node
-          ret.name = PATH.basename(path)
-          lookup = FS.lookupPath(path, { follow: !dontResolveLastLink })
-          ret.exists = true
-          ret.path = lookup.path
-          ret.object = lookup.node
-          ret.name = lookup.node.name
-          ret.isRoot = lookup.path === '/'
-        } catch (e) {
-          ret.error = e.errno
-        }
-        return ret
-      },
-      createPath: (parent, path, canRead, canWrite) => {
-        parent = typeof parent == 'string' ? parent : FS.getPath(parent)
-        var parts = path.split('/').reverse()
-        while (parts.length) {
-          var part = parts.pop()
-          if (!part) continue
-          var current = PATH.join2(parent, part)
-          try {
-            FS.mkdir(current)
-          } catch (e) {}
-          parent = current
-        }
-        return current
-      },
-      createFile: (parent, name, properties, canRead, canWrite) => {
-        var path = PATH.join2(
-          typeof parent == 'string' ? parent : FS.getPath(parent),
-          name
-        )
-        var mode = FS.getMode(canRead, canWrite)
-        return FS.create(path, mode)
-      },
-      createDataFile: (parent, name, data, canRead, canWrite, canOwn) => {
-        var path = name
-        if (parent) {
-          parent = typeof parent == 'string' ? parent : FS.getPath(parent)
-          path = name ? PATH.join2(parent, name) : parent
-        }
-        var mode = FS.getMode(canRead, canWrite)
-        var node = FS.create(path, mode)
-        if (data) {
-          if (typeof data == 'string') {
-            var arr = new Array(data.length)
-            for (var i = 0, len = data.length; i < len; ++i)
-              arr[i] = data.charCodeAt(i)
-            data = arr
-          }
-          FS.chmod(node, mode | 146)
-          var stream = FS.open(node, 577)
-          FS.write(stream, data, 0, data.length, 0, canOwn)
-          FS.close(stream)
-          FS.chmod(node, mode)
-        }
-        return node
-      },
-      createDevice: (parent, name, input, output) => {
-        var path = PATH.join2(
-          typeof parent == 'string' ? parent : FS.getPath(parent),
-          name
-        )
-        var mode = FS.getMode(!!input, !!output)
-        if (!FS.createDevice.major) FS.createDevice.major = 64
-        var dev = FS.makedev(FS.createDevice.major++, 0)
-        FS.registerDevice(dev, {
-          open: stream => {
-            stream.seekable = false
-          },
-          close: stream => {
-            if (output && output.buffer && output.buffer.length) {
-              output(10)
-            }
-          },
-          read: (stream, buffer, offset, length, pos) => {
-            var bytesRead = 0
-            for (var i = 0; i < length; i++) {
-              var result
-              try {
-                result = input()
-              } catch (e) {
-                throw new FS.ErrnoError(29)
-              }
-              if (result === undefined && bytesRead === 0) {
-                throw new FS.ErrnoError(6)
-              }
-              if (result === null || result === undefined) break
-              bytesRead++
-              buffer[offset + i] = result
-            }
-            if (bytesRead) {
-              stream.node.timestamp = Date.now()
-            }
-            return bytesRead
-          },
-          write: (stream, buffer, offset, length, pos) => {
-            for (var i = 0; i < length; i++) {
-              try {
-                output(buffer[offset + i])
-              } catch (e) {
-                throw new FS.ErrnoError(29)
-              }
-            }
-            if (length) {
-              stream.node.timestamp = Date.now()
-            }
-            return i
-          },
-        })
-        return FS.mkdev(path, mode, dev)
-      },
-      forceLoadFile: obj => {
-        if (obj.isDevice || obj.isFolder || obj.link || obj.contents)
-          return true
-        if (typeof XMLHttpRequest != 'undefined') {
-          throw new Error(
-            'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.'
-          )
-        } else if (read_) {
-          try {
-            obj.contents = intArrayFromString(read_(obj.url), true)
-            obj.usedBytes = obj.contents.length
-          } catch (e) {
-            throw new FS.ErrnoError(29)
-          }
-        } else {
-          throw new Error('Cannot load without read() or XMLHttpRequest.')
-        }
-      },
-      createLazyFile: (parent, name, url, canRead, canWrite) => {
-        function LazyUint8Array() {
-          this.lengthKnown = false
-          this.chunks = []
-        }
-        LazyUint8Array.prototype.get = function LazyUint8Array_get(idx) {
-          if (idx > this.length - 1 || idx < 0) {
-            return undefined
-          }
-          var chunkOffset = idx % this.chunkSize
-          var chunkNum = (idx / this.chunkSize) | 0
-          return this.getter(chunkNum)[chunkOffset]
-        }
-        LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(
-          getter
-        ) {
-          this.getter = getter
-        }
-        LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() {
-          var xhr = new XMLHttpRequest()
-          xhr.open('HEAD', url, false)
-          xhr.send(null)
-          if (!((xhr.status >= 200 && xhr.status < 300) || xhr.status === 304))
-            throw new Error("Couldn't load " + url + '. Status: ' + xhr.status)
-          var datalength = Number(xhr.getResponseHeader('Content-length'))
-          var header
-          var hasByteServing =
-            (header = xhr.getResponseHeader('Accept-Ranges')) &&
-            header === 'bytes'
-          var usesGzip =
-            (header = xhr.getResponseHeader('Content-Encoding')) &&
-            header === 'gzip'
-          var chunkSize = 1024 * 1024
-          if (!hasByteServing) chunkSize = datalength
-          var doXHR = (from, to) => {
-            if (from > to)
-              throw new Error(
-                'invalid range (' +
-                  from +
-                  ', ' +
-                  to +
-                  ') or no bytes requested!'
-              )
-            if (to > datalength - 1)
-              throw new Error(
-                'only ' + datalength + ' bytes available! programmer error!'
-              )
-            var xhr = new XMLHttpRequest()
-            xhr.open('GET', url, false)
-            if (datalength !== chunkSize)
-              xhr.setRequestHeader('Range', 'bytes=' + from + '-' + to)
-            xhr.responseType = 'arraybuffer'
-            if (xhr.overrideMimeType) {
-              xhr.overrideMimeType('text/plain; charset=x-user-defined')
-            }
-            xhr.send(null)
-            if (
-              !((xhr.status >= 200 && xhr.status < 300) || xhr.status === 304)
-            )
-              throw new Error(
-                "Couldn't load " + url + '. Status: ' + xhr.status
-              )
-            if (xhr.response !== undefined) {
-              return new Uint8Array(xhr.response || [])
-            }
-            return intArrayFromString(xhr.responseText || '', true)
-          }
-          var lazyArray = this
-          lazyArray.setDataGetter(chunkNum => {
-            var start = chunkNum * chunkSize
-            var end = (chunkNum + 1) * chunkSize - 1
-            end = Math.min(end, datalength - 1)
-            if (typeof lazyArray.chunks[chunkNum] == 'undefined') {
-              lazyArray.chunks[chunkNum] = doXHR(start, end)
-            }
-            if (typeof lazyArray.chunks[chunkNum] == 'undefined')
-              throw new Error('doXHR failed!')
-            return lazyArray.chunks[chunkNum]
-          })
-          if (usesGzip || !datalength) {
-            chunkSize = datalength = 1
-            datalength = this.getter(0).length
-            chunkSize = datalength
-            out(
-              'LazyFiles on gzip forces download of the whole file when length is accessed'
-            )
-          }
-          this._length = datalength
-          this._chunkSize = chunkSize
-          this.lengthKnown = true
-        }
-        if (typeof XMLHttpRequest != 'undefined') {
-          if (!ENVIRONMENT_IS_WORKER)
-            throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'
-          var lazyArray = new LazyUint8Array()
-          Object.defineProperties(lazyArray, {
-            length: {
-              get: function() {
-                if (!this.lengthKnown) {
-                  this.cacheLength()
-                }
-                return this._length
-              },
-            },
-            chunkSize: {
-              get: function() {
-                if (!this.lengthKnown) {
-                  this.cacheLength()
-                }
-                return this._chunkSize
-              },
-            },
-          })
-          var properties = { isDevice: false, contents: lazyArray }
-        } else {
-          var properties = { isDevice: false, url: url }
-        }
-        var node = FS.createFile(parent, name, properties, canRead, canWrite)
-        if (properties.contents) {
-          node.contents = properties.contents
-        } else if (properties.url) {
-          node.contents = null
-          node.url = properties.url
-        }
-        Object.defineProperties(node, {
-          usedBytes: {
-            get: function() {
-              return this.contents.length
-            },
-          },
-        })
-        var stream_ops = {}
-        var keys = Object.keys(node.stream_ops)
-        keys.forEach(key => {
-          var fn = node.stream_ops[key]
-          stream_ops[key] = function forceLoadLazyFile() {
-            FS.forceLoadFile(node)
-            return fn.apply(null, arguments)
-          }
-        })
-        function writeChunks(stream, buffer, offset, length, position) {
-          var contents = stream.node.contents
-          if (position >= contents.length) return 0
-          var size = Math.min(contents.length - position, length)
-          if (contents.slice) {
-            for (var i = 0; i < size; i++) {
-              buffer[offset + i] = contents[position + i]
-            }
-          } else {
-            for (var i = 0; i < size; i++) {
-              buffer[offset + i] = contents.get(position + i)
-            }
-          }
-          return size
-        }
-        stream_ops.read = (stream, buffer, offset, length, position) => {
-          FS.forceLoadFile(node)
-          return writeChunks(stream, buffer, offset, length, position)
-        }
-        stream_ops.mmap = (stream, length, position, prot, flags) => {
-          FS.forceLoadFile(node)
-          var ptr = mmapAlloc(length)
-          if (!ptr) {
-            throw new FS.ErrnoError(48)
-          }
-          writeChunks(stream, HEAP8, ptr, length, position)
-          return { ptr: ptr, allocated: true }
-        }
-        node.stream_ops = stream_ops
-        return node
-      },
-      createPreloadedFile: (
-        parent,
-        name,
-        url,
-        canRead,
-        canWrite,
-        onload,
-        onerror,
-        dontCreateFile,
-        canOwn,
-        preFinish
-      ) => {
-        var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent
-        var dep = getUniqueRunDependency('cp ' + fullname)
-        function processData(byteArray) {
-          function finish(byteArray) {
-            if (preFinish) preFinish()
-            if (!dontCreateFile) {
-              FS.createDataFile(
-                parent,
-                name,
-                byteArray,
-                canRead,
-                canWrite,
-                canOwn
-              )
-            }
-            if (onload) onload()
-            removeRunDependency(dep)
-          }
-          if (
-            Browser.handledByPreloadPlugin(byteArray, fullname, finish, () => {
-              if (onerror) onerror()
-              removeRunDependency(dep)
-            })
-          ) {
-            return
-          }
-          finish(byteArray)
-        }
-        addRunDependency(dep)
-        if (typeof url == 'string') {
-          asyncLoad(url, byteArray => processData(byteArray), onerror)
-        } else {
-          processData(url)
-        }
-      },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
-        }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
-        }
-        openRequest.onerror = onerror
-      },
-    }
-    var SYSCALLS = {
-      DEFAULT_POLLMASK: 5,
-      calculateAt: function(dirfd, path, allowEmpty) {
-        if (PATH.isAbs(path)) {
-          return path
-        }
-        var dir
-        if (dirfd === -100) {
-          dir = FS.cwd()
-        } else {
-          var dirstream = SYSCALLS.getStreamFromFD(dirfd)
-          dir = dirstream.path
-        }
-        if (path.length == 0) {
-          if (!allowEmpty) {
-            throw new FS.ErrnoError(44)
-          }
-          return dir
-        }
-        return PATH.join2(dir, path)
-      },
-      doStat: function(func, path, buf) {
-        try {
-          var stat = func(path)
-        } catch (e) {
-          if (
-            e &&
-            e.node &&
-            PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))
-          ) {
-            return -54
-          }
-          throw e
-        }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
-        ;(tempI64 = [
-          stat.size >>> 0,
-          ((tempDouble = stat.size),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
-        var atime = stat.atime.getTime()
-        var mtime = stat.mtime.getTime()
-        var ctime = stat.ctime.getTime()
-        ;(tempI64 = [
-          Math.floor(atime / 1e3) >>> 0,
-          ((tempDouble = Math.floor(atime / 1e3)),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
-        ;(tempI64 = [
-          Math.floor(mtime / 1e3) >>> 0,
-          ((tempDouble = Math.floor(mtime / 1e3)),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
-        ;(tempI64 = [
-          Math.floor(ctime / 1e3) >>> 0,
-          ((tempDouble = Math.floor(ctime / 1e3)),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
-        ;(tempI64 = [
-          stat.ino >>> 0,
-          ((tempDouble = stat.ino),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
-        return 0
-      },
-      doMsync: function(addr, stream, len, flags, offset) {
-        if (!FS.isFile(stream.node.mode)) {
-          throw new FS.ErrnoError(43)
-        }
-        if (flags & 2) {
-          return 0
-        }
-        var buffer = HEAPU8.slice(addr, addr + len)
-        FS.msync(stream, buffer, offset, len, flags)
-      },
-      varargs: undefined,
-      get: function() {
-        SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
-        return ret
-      },
-      getStr: function(ptr) {
-        var ret = UTF8ToString(ptr)
-        return ret
-      },
-      getStreamFromFD: function(fd) {
-        var stream = FS.getStream(fd)
-        if (!stream) throw new FS.ErrnoError(8)
-        return stream
-      },
-    }
-    function ___syscall_fcntl64(fd, cmd, varargs) {
-      SYSCALLS.varargs = varargs
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        switch (cmd) {
-          case 0: {
-            var arg = SYSCALLS.get()
-            if (arg < 0) {
-              return -28
-            }
-            var newStream
-            newStream = FS.createStream(stream, arg)
-            return newStream.fd
-          }
-          case 1:
-          case 2:
-            return 0
-          case 3:
-            return stream.flags
-          case 4: {
-            var arg = SYSCALLS.get()
-            stream.flags |= arg
-            return 0
-          }
-          case 5: {
-            var arg = SYSCALLS.get()
-            var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
-            return 0
-          }
-          case 6:
-          case 7:
-            return 0
-          case 16:
-          case 8:
-            return -28
-          case 9:
-            setErrNo(28)
-            return -1
-          default: {
-            return -28
-          }
-        }
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_getcwd(buf, size) {
-      try {
-        if (size === 0) return -28
-        var cwd = FS.cwd()
-        var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1
-        if (size < cwdLengthInBytes) return -68
-        stringToUTF8(cwd, buf, size)
-        return cwdLengthInBytes
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_ioctl(fd, op, varargs) {
-      SYSCALLS.varargs = varargs
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        switch (op) {
-          case 21509:
-          case 21505: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          case 21510:
-          case 21511:
-          case 21512:
-          case 21506:
-          case 21507:
-          case 21508: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          case 21519: {
-            if (!stream.tty) return -59
-            var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
-            return 0
-          }
-          case 21520: {
-            if (!stream.tty) return -59
-            return -28
-          }
-          case 21531: {
-            var argp = SYSCALLS.get()
-            return FS.ioctl(stream, op, argp)
-          }
-          case 21523: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          case 21524: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          default:
-            return -28
-        }
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_openat(dirfd, path, flags, varargs) {
-      SYSCALLS.varargs = varargs
-      try {
-        path = SYSCALLS.getStr(path)
-        path = SYSCALLS.calculateAt(dirfd, path)
-        var mode = varargs ? SYSCALLS.get() : 0
-        return FS.open(path, flags, mode).fd
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_readlinkat(dirfd, path, buf, bufsize) {
-      try {
-        path = SYSCALLS.getStr(path)
-        path = SYSCALLS.calculateAt(dirfd, path)
-        if (bufsize <= 0) return -28
-        var ret = FS.readlink(path)
-        var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
-        stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
-        return len
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_stat64(path, buf) {
-      try {
-        path = SYSCALLS.getStr(path)
-        return SYSCALLS.doStat(FS.stat, path, buf)
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function _abort() {
-      abort('')
-    }
-    function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
-    }
-    function getHeapMax() {
-      return 2147483648
-    }
-    function emscripten_realloc_buffer(size) {
-      try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
-        return 1
-      } catch (e) {}
-    }
-    function _emscripten_resize_heap(requestedSize) {
-      var oldSize = HEAPU8.length
-      requestedSize = requestedSize >>> 0
-      var maxHeapSize = getHeapMax()
-      if (requestedSize > maxHeapSize) {
-        return false
-      }
-      let alignUp = (x, multiple) =>
-        x + ((multiple - (x % multiple)) % multiple)
-      for (var cutDown = 1; cutDown <= 4; cutDown *= 2) {
-        var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown)
-        overGrownHeapSize = Math.min(
-          overGrownHeapSize,
-          requestedSize + 100663296
-        )
-        var newSize = Math.min(
-          maxHeapSize,
-          alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)
-        )
-        var replacement = emscripten_realloc_buffer(newSize)
-        if (replacement) {
-          return true
-        }
-      }
-      return false
-    }
-    var ENV = {}
-    function getExecutableName() {
-      return thisProgram || './this.program'
-    }
-    function getEnvStrings() {
-      if (!getEnvStrings.strings) {
-        var lang =
-          (
-            (typeof navigator == 'object' &&
-              navigator.languages &&
-              navigator.languages[0]) ||
-            'C'
-          ).replace('-', '_') + '.UTF-8'
-        var env = {
-          USER: 'web_user',
-          LOGNAME: 'web_user',
-          PATH: '/',
-          PWD: '/',
-          HOME: '/home/web_user',
-          LANG: lang,
-          _: getExecutableName(),
-        }
-        for (var x in ENV) {
-          if (ENV[x] === undefined) delete env[x]
-          else env[x] = ENV[x]
-        }
-        var strings = []
-        for (var x in env) {
-          strings.push(x + '=' + env[x])
-        }
-        getEnvStrings.strings = strings
-      }
-      return getEnvStrings.strings
-    }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
-      for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
-      }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
-    }
-    function _environ_get(__environ, environ_buf) {
-      var bufSize = 0
-      getEnvStrings().forEach(function(string, i) {
-        var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
-        bufSize += string.length + 1
-      })
-      return 0
-    }
-    function _environ_sizes_get(penviron_count, penviron_buf_size) {
-      var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
-      var bufSize = 0
-      strings.forEach(function(string) {
-        bufSize += string.length + 1
-      })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
-      return 0
-    }
-    function _proc_exit(code) {
-      EXITSTATUS = code
-      if (!keepRuntimeAlive()) {
-        if (Module['onExit']) Module['onExit'](code)
-        ABORT = true
-      }
-      quit_(code, new ExitStatus(code))
-    }
-    function exitJS(status, implicit) {
-      EXITSTATUS = status
-      _proc_exit(status)
-    }
-    var _exit = exitJS
-    function _fd_close(fd) {
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        FS.close(stream)
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function doReadv(stream, iov, iovcnt, offset) {
-      var ret = 0
-      for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
-        iov += 8
-        var curr = FS.read(stream, HEAP8, ptr, len, offset)
-        if (curr < 0) return -1
-        ret += curr
-        if (curr < len) break
-      }
-      return ret
-    }
-    function _fd_read(fd, iov, iovcnt, pnum) {
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function convertI32PairToI53Checked(lo, hi) {
-      return (hi + 2097152) >>> 0 < 4194305 - !!lo
-        ? (lo >>> 0) + hi * 4294967296
-        : NaN
-    }
-    function _fd_seek(fd, offset_low, offset_high, whence, newOffset) {
-      try {
-        var offset = convertI32PairToI53Checked(offset_low, offset_high)
-        if (isNaN(offset)) return 61
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        FS.llseek(stream, offset, whence)
-        ;(tempI64 = [
-          stream.position >>> 0,
-          ((tempDouble = stream.position),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
-        if (stream.getdents && offset === 0 && whence === 0)
-          stream.getdents = null
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function doWritev(stream, iov, iovcnt, offset) {
-      var ret = 0
-      for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
-        iov += 8
-        var curr = FS.write(stream, HEAP8, ptr, len, offset)
-        if (curr < 0) return -1
-        ret += curr
-      }
-      return ret
-    }
-    function _fd_write(fd, iov, iovcnt, pnum) {
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function __isLeapYear(year) {
-      return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
-    }
-    function __arraySum(array, index) {
-      var sum = 0
-      for (var i = 0; i <= index; sum += array[i++]) {}
-      return sum
-    }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
-      var newDate = new Date(date.getTime())
-      while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
-        var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
-        if (days > daysInCurrentMonth - newDate.getDate()) {
-          days -= daysInCurrentMonth - newDate.getDate() + 1
-          newDate.setDate(1)
-          if (currentMonth < 11) {
-            newDate.setMonth(currentMonth + 1)
-          } else {
-            newDate.setMonth(0)
-            newDate.setFullYear(newDate.getFullYear() + 1)
-          }
-        } else {
-          newDate.setDate(newDate.getDate() + days)
-          return newDate
-        }
-      }
-      return newDate
-    }
-    function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
-    }
-    function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
-      var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
-        tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
-      }
-      var pattern = UTF8ToString(format)
-      var EXPANSION_RULES_1 = {
-        '%c': '%a %b %d %H:%M:%S %Y',
-        '%D': '%m/%d/%y',
-        '%F': '%Y-%m-%d',
-        '%h': '%b',
-        '%r': '%I:%M:%S %p',
-        '%R': '%H:%M',
-        '%T': '%H:%M:%S',
-        '%x': '%m/%d/%y',
-        '%X': '%H:%M:%S',
-        '%Ec': '%c',
-        '%EC': '%C',
-        '%Ex': '%m/%d/%y',
-        '%EX': '%H:%M:%S',
-        '%Ey': '%y',
-        '%EY': '%Y',
-        '%Od': '%d',
-        '%Oe': '%e',
-        '%OH': '%H',
-        '%OI': '%I',
-        '%Om': '%m',
-        '%OM': '%M',
-        '%OS': '%S',
-        '%Ou': '%u',
-        '%OU': '%U',
-        '%OV': '%V',
-        '%Ow': '%w',
-        '%OW': '%W',
-        '%Oy': '%y',
-      }
-      for (var rule in EXPANSION_RULES_1) {
-        pattern = pattern.replace(
-          new RegExp(rule, 'g'),
-          EXPANSION_RULES_1[rule]
-        )
-      }
-      var WEEKDAYS = [
-        'Sunday',
-        'Monday',
-        'Tuesday',
-        'Wednesday',
-        'Thursday',
-        'Friday',
-        'Saturday',
-      ]
-      var MONTHS = [
-        'January',
-        'February',
-        'March',
-        'April',
-        'May',
-        'June',
-        'July',
-        'August',
-        'September',
-        'October',
-        'November',
-        'December',
-      ]
-      function leadingSomething(value, digits, character) {
-        var str = typeof value == 'number' ? value.toString() : value || ''
-        while (str.length < digits) {
-          str = character[0] + str
-        }
-        return str
-      }
-      function leadingNulls(value, digits) {
-        return leadingSomething(value, digits, '0')
-      }
-      function compareByDay(date1, date2) {
-        function sgn(value) {
-          return value < 0 ? -1 : value > 0 ? 1 : 0
-        }
-        var compare
-        if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) {
-          if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) {
-            compare = sgn(date1.getDate() - date2.getDate())
-          }
-        }
-        return compare
-      }
-      function getFirstWeekStartDate(janFourth) {
-        switch (janFourth.getDay()) {
-          case 0:
-            return new Date(janFourth.getFullYear() - 1, 11, 29)
-          case 1:
-            return janFourth
-          case 2:
-            return new Date(janFourth.getFullYear(), 0, 3)
-          case 3:
-            return new Date(janFourth.getFullYear(), 0, 2)
-          case 4:
-            return new Date(janFourth.getFullYear(), 0, 1)
-          case 5:
-            return new Date(janFourth.getFullYear() - 1, 11, 31)
-          case 6:
-            return new Date(janFourth.getFullYear() - 1, 11, 30)
-        }
-      }
-      function getWeekBasedYear(date) {
-        var thisDate = __addDays(
-          new Date(date.tm_year + 1900, 0, 1),
-          date.tm_yday
-        )
-        var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4)
-        var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4)
-        var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear)
-        var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear)
-        if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) {
-          if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) {
-            return thisDate.getFullYear() + 1
-          }
-          return thisDate.getFullYear()
-        }
-        return thisDate.getFullYear() - 1
-      }
-      var EXPANSION_RULES_2 = {
-        '%a': function(date) {
-          return WEEKDAYS[date.tm_wday].substring(0, 3)
-        },
-        '%A': function(date) {
-          return WEEKDAYS[date.tm_wday]
-        },
-        '%b': function(date) {
-          return MONTHS[date.tm_mon].substring(0, 3)
-        },
-        '%B': function(date) {
-          return MONTHS[date.tm_mon]
-        },
-        '%C': function(date) {
-          var year = date.tm_year + 1900
-          return leadingNulls((year / 100) | 0, 2)
-        },
-        '%d': function(date) {
-          return leadingNulls(date.tm_mday, 2)
-        },
-        '%e': function(date) {
-          return leadingSomething(date.tm_mday, 2, ' ')
-        },
-        '%g': function(date) {
-          return getWeekBasedYear(date)
-            .toString()
-            .substring(2)
-        },
-        '%G': function(date) {
-          return getWeekBasedYear(date)
-        },
-        '%H': function(date) {
-          return leadingNulls(date.tm_hour, 2)
-        },
-        '%I': function(date) {
-          var twelveHour = date.tm_hour
-          if (twelveHour == 0) twelveHour = 12
-          else if (twelveHour > 12) twelveHour -= 12
-          return leadingNulls(twelveHour, 2)
-        },
-        '%j': function(date) {
-          return leadingNulls(
-            date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
-                date.tm_mon - 1
-              ),
-            3
-          )
-        },
-        '%m': function(date) {
-          return leadingNulls(date.tm_mon + 1, 2)
-        },
-        '%M': function(date) {
-          return leadingNulls(date.tm_min, 2)
-        },
-        '%n': function() {
-          return '\n'
-        },
-        '%p': function(date) {
-          if (date.tm_hour >= 0 && date.tm_hour < 12) {
-            return 'AM'
-          }
-          return 'PM'
-        },
-        '%S': function(date) {
-          return leadingNulls(date.tm_sec, 2)
-        },
-        '%t': function() {
-          return '\t'
-        },
-        '%u': function(date) {
-          return date.tm_wday || 7
-        },
-        '%U': function(date) {
-          var days = date.tm_yday + 7 - date.tm_wday
-          return leadingNulls(Math.floor(days / 7), 2)
-        },
-        '%V': function(date) {
-          var val = Math.floor(
-            (date.tm_yday + 7 - ((date.tm_wday + 6) % 7)) / 7
-          )
-          if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) {
-            val++
-          }
-          if (!val) {
-            val = 52
-            var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
-            if (
-              dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
-            ) {
-              val++
-            }
-          } else if (val == 53) {
-            var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
-          }
-          return leadingNulls(val, 2)
-        },
-        '%w': function(date) {
-          return date.tm_wday
-        },
-        '%W': function(date) {
-          var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7)
-          return leadingNulls(Math.floor(days / 7), 2)
-        },
-        '%y': function(date) {
-          return (date.tm_year + 1900).toString().substring(2)
-        },
-        '%Y': function(date) {
-          return date.tm_year + 1900
-        },
-        '%z': function(date) {
-          var off = date.tm_gmtoff
-          var ahead = off >= 0
-          off = Math.abs(off) / 60
-          off = (off / 60) * 100 + (off % 60)
-          return (ahead ? '+' : '-') + String('0000' + off).slice(-4)
-        },
-        '%Z': function(date) {
-          return date.tm_zone
-        },
-        '%%': function() {
-          return '%'
-        },
-      }
-      pattern = pattern.replace(/%%/g, '\0\0')
-      for (var rule in EXPANSION_RULES_2) {
-        if (pattern.includes(rule)) {
-          pattern = pattern.replace(
-            new RegExp(rule, 'g'),
-            EXPANSION_RULES_2[rule](date)
-          )
-        }
-      }
-      pattern = pattern.replace(/\0\0/g, '%')
-      var bytes = intArrayFromString(pattern, false)
-      if (bytes.length > maxsize) {
-        return 0
-      }
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-      return ret
-    }
-    function getCFunc(ident) {
-      var func = Module['_' + ident]
-      return func
-    }
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-      var toC = {
-        string: str => {
-          var ret = 0
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-          }
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-          writeArrayToMemory(arr, ret)
-          return ret
-        },
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-          return UTF8ToString(ret)
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-      if (args) {
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-          if (converter) {
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-            cArgs[i] = converter(args[i])
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-        return convertReturnValue(ret)
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-        type => type === 'number' || type === 'boolean'
-      )
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-    function AsciiToString(ptr) {
-      var str = ''
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-        var ch = HEAPU8[ptr++ >> 0]
-        if (!ch) return str
-        str += String.fromCharCode(ch)
-      }
-    }
-    var FSNode = function(parent, name, mode, rdev) {
-      if (!parent) {
-        parent = this
-      }
-      this.parent = parent
-      this.mount = parent.mount
-      this.mounted = null
-      this.id = FS.nextInode++
-      this.name = name
-      this.mode = mode
-      this.node_ops = {}
-      this.stream_ops = {}
-      this.rdev = rdev
-    }
-    var readMode = 292 | 73
-    var writeMode = 146
-    Object.defineProperties(FSNode.prototype, {
-      read: {
-        get: function() {
-          return (this.mode & readMode) === readMode
-        },
-        set: function(val) {
-          val ? (this.mode |= readMode) : (this.mode &= ~readMode)
-        },
-      },
-      write: {
-        get: function() {
-          return (this.mode & writeMode) === writeMode
-        },
-        set: function(val) {
-          val ? (this.mode |= writeMode) : (this.mode &= ~writeMode)
-        },
-      },
-      isFolder: {
-        get: function() {
-          return FS.isDir(this.mode)
-        },
-      },
-      isDevice: {
-        get: function() {
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-        },
-      },
-    })
-    FS.FSNode = FSNode
-    FS.staticInit()
-    Module['FS_createPath'] = FS.createPath
-    Module['FS_createDataFile'] = FS.createDataFile
-    Module['FS_createPreloadedFile'] = FS.createPreloadedFile
-    Module['FS_unlink'] = FS.unlink
-    Module['FS_createLazyFile'] = FS.createLazyFile
-    Module['FS_createDevice'] = FS.createDevice
-    if (ENVIRONMENT_IS_NODE) {
-      NODEFS.staticInit()
-    }
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-      EINTR: 27,
-      EIO: 29,
-      ENXIO: 60,
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-      EAGAIN: 6,
-      EWOULDBLOCK: 6,
-      ENOMEM: 48,
-      EACCES: 2,
-      EFAULT: 21,
-      ENOTBLK: 105,
-      EBUSY: 10,
-      EEXIST: 20,
-      EXDEV: 75,
-      ENODEV: 43,
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-      EISDIR: 31,
-      EINVAL: 28,
-      ENFILE: 41,
-      EMFILE: 33,
-      ENOTTY: 59,
-      ETXTBSY: 74,
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-      ENOSPC: 51,
-      ESPIPE: 70,
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-      ECHRNG: 106,
-      EL2NSYNC: 156,
-      EL3HLT: 107,
-      EL3RST: 108,
-      ELNRNG: 109,
-      EUNATCH: 110,
-      ENOCSI: 111,
-      EL2HLT: 112,
-      EDEADLK: 16,
-      ENOLCK: 46,
-      EBADE: 113,
-      EBADR: 114,
-      EXFULL: 115,
-      ENOANO: 104,
-      EBADRQC: 103,
-      EBADSLT: 102,
-      EDEADLOCK: 16,
-      EBFONT: 101,
-      ENOSTR: 100,
-      ENODATA: 116,
-      ETIME: 117,
-      ENOSR: 118,
-      ENONET: 119,
-      ENOPKG: 120,
-      EREMOTE: 121,
-      ENOLINK: 47,
-      EADV: 122,
-      ESRMNT: 123,
-      ECOMM: 124,
-      EPROTO: 65,
-      EMULTIHOP: 36,
-      EDOTDOT: 125,
-      EBADMSG: 9,
-      ENOTUNIQ: 126,
-      EBADFD: 127,
-      EREMCHG: 128,
-      ELIBACC: 129,
-      ELIBBAD: 130,
-      ELIBSCN: 131,
-      ELIBMAX: 132,
-      ELIBEXEC: 133,
-      ENOSYS: 52,
-      ENOTEMPTY: 55,
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-      ELOOP: 32,
-      EOPNOTSUPP: 138,
-      EPFNOSUPPORT: 139,
-      ECONNRESET: 15,
-      ENOBUFS: 42,
-      EAFNOSUPPORT: 5,
-      EPROTOTYPE: 67,
-      ENOTSOCK: 57,
-      ENOPROTOOPT: 50,
-      ESHUTDOWN: 140,
-      ECONNREFUSED: 14,
-      EADDRINUSE: 3,
-      ECONNABORTED: 13,
-      ENETUNREACH: 40,
-      ENETDOWN: 38,
-      ETIMEDOUT: 73,
-      EHOSTDOWN: 142,
-      EHOSTUNREACH: 23,
-      EINPROGRESS: 26,
-      EALREADY: 7,
-      EDESTADDRREQ: 17,
-      EMSGSIZE: 35,
-      EPROTONOSUPPORT: 66,
-      ESOCKTNOSUPPORT: 137,
-      EADDRNOTAVAIL: 4,
-      ENETRESET: 39,
-      EISCONN: 30,
-      ENOTCONN: 53,
-      ETOOMANYREFS: 141,
-      EUSERS: 136,
-      EDQUOT: 19,
-      ESTALE: 72,
-      ENOTSUP: 138,
-      ENOMEDIUM: 148,
-      EILSEQ: 25,
-      EOVERFLOW: 61,
-      ECANCELED: 11,
-      ENOTRECOVERABLE: 56,
-      EOWNERDEAD: 62,
-      ESTRPIPE: 135,
-    }
-    var asmLibraryArg = {
-      a: ___cxa_throw,
-      d: ___syscall_fcntl64,
-      r: ___syscall_getcwd,
-      i: ___syscall_ioctl,
-      j: ___syscall_openat,
-      n: ___syscall_readlinkat,
-      o: ___syscall_stat64,
-      b: _abort,
-      f: _emscripten_memcpy_big,
-      m: _emscripten_resize_heap,
-      p: _environ_get,
-      q: _environ_sizes_get,
-      c: _exit,
-      e: _fd_close,
-      h: _fd_read,
-      k: _fd_seek,
-      g: _fd_write,
-      l: _strftime_l,
-    }
-    var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
-    var _main = (Module['_main'] = function() {
-      return (_main = Module['_main'] = Module['asm']['u']).apply(
-        null,
-        arguments
-      )
-    })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
-    var _itk_wasm_input_array_alloc = (Module[
-      '_itk_wasm_input_array_alloc'
-    ] = function() {
-      return (_itk_wasm_input_array_alloc = Module[
-        '_itk_wasm_input_array_alloc'
-      ] = Module['asm']['w']).apply(null, arguments)
-    })
-    var _itk_wasm_input_json_alloc = (Module[
-      '_itk_wasm_input_json_alloc'
-    ] = function() {
-      return (_itk_wasm_input_json_alloc = Module[
-        '_itk_wasm_input_json_alloc'
-      ] = Module['asm']['x']).apply(null, arguments)
-    })
-    var _itk_wasm_output_json_address = (Module[
-      '_itk_wasm_output_json_address'
-    ] = function() {
-      return (_itk_wasm_output_json_address = Module[
-        '_itk_wasm_output_json_address'
-      ] = Module['asm']['y']).apply(null, arguments)
-    })
-    var _itk_wasm_output_json_size = (Module[
-      '_itk_wasm_output_json_size'
-    ] = function() {
-      return (_itk_wasm_output_json_size = Module[
-        '_itk_wasm_output_json_size'
-      ] = Module['asm']['z']).apply(null, arguments)
-    })
-    var _itk_wasm_output_array_address = (Module[
-      '_itk_wasm_output_array_address'
-    ] = function() {
-      return (_itk_wasm_output_array_address = Module[
-        '_itk_wasm_output_array_address'
-      ] = Module['asm']['A']).apply(null, arguments)
-    })
-    var _itk_wasm_output_array_size = (Module[
-      '_itk_wasm_output_array_size'
-    ] = function() {
-      return (_itk_wasm_output_array_size = Module[
-        '_itk_wasm_output_array_size'
-      ] = Module['asm']['B']).apply(null, arguments)
-    })
-    var _itk_wasm_free_all = (Module['_itk_wasm_free_all'] = function() {
-      return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
-        Module['asm']['C']).apply(null, arguments)
-    })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
-        null,
-        arguments
-      )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
-    Module['addRunDependency'] = addRunDependency
-    Module['removeRunDependency'] = removeRunDependency
-    Module['FS_createPath'] = FS.createPath
-    Module['FS_createDataFile'] = FS.createDataFile
-    Module['FS_createPreloadedFile'] = FS.createPreloadedFile
-    Module['FS_createLazyFile'] = FS.createLazyFile
-    Module['FS_createDevice'] = FS.createDevice
-    Module['FS_unlink'] = FS.unlink
-    Module['callMain'] = callMain
-    Module['ccall'] = ccall
-    Module['cwrap'] = cwrap
-    Module['AsciiToString'] = AsciiToString
-    Module['writeArrayToMemory'] = writeArrayToMemory
-    Module['writeAsciiToMemory'] = writeAsciiToMemory
-    var calledRun
-    dependenciesFulfilled = function runCaller() {
-      if (!calledRun) run()
-      if (!calledRun) dependenciesFulfilled = runCaller
-    }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
-      args.unshift(thisProgram)
-      var argc = args.length
-      var argv = stackAlloc((argc + 1) * 4)
-      var argv_ptr = argv >> 2
-      args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
-      })
-      HEAP32[argv_ptr] = 0
-      try {
-        var ret = entryFunction(argc, argv)
-        exitJS(ret, true)
-        return ret
-      } catch (e) {
-        return handleException(e)
-      }
-    }
-    function run(args) {
-      args = args || arguments_
-      if (runDependencies > 0) {
-        return
-      }
-      preRun()
-      if (runDependencies > 0) {
-        return
-      }
-      function doRun() {
-        if (calledRun) return
-        calledRun = true
-        Module['calledRun'] = true
-        if (ABORT) return
-        initRuntime()
-        preMain()
-        readyPromiseResolve(Module)
-        if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized']()
-        if (shouldRunNow) callMain(args)
-        postRun()
-      }
-      if (Module['setStatus']) {
-        Module['setStatus']('Running...')
-        setTimeout(function() {
-          setTimeout(function() {
-            Module['setStatus']('')
-          }, 1)
-          doRun()
-        }, 1)
-      } else {
-        doRun()
-      }
-    }
-    if (Module['preInit']) {
-      if (typeof Module['preInit'] == 'function')
-        Module['preInit'] = [Module['preInit']]
-      while (Module['preInit'].length > 0) {
-        Module['preInit'].pop()()
-      }
-    }
-    var shouldRunNow = false
-    if (Module['noInitialRun']) shouldRunNow = false
-    run()
-    Module.mountContainingDir = function(filePath) {
-      if (!ENVIRONMENT_IS_NODE) {
-        return
-      }
-      var path = require('path')
-      var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
-      }
-      var currentDir = '/'
-      var splitContainingDir = containingDir.split(path.sep)
-      for (var ii = 1; ii < splitContainingDir.length; ii++) {
-        currentDir += splitContainingDir[ii]
-        if (!FS.analyzePath(currentDir).exists) {
-          FS.mkdir(currentDir)
-        }
-        currentDir += '/'
-      }
-      FS.mount(NODEFS, { root: containingDir }, currentDir)
-      return currentDir + path.basename(filePath)
-    }
-    Module.unmountContainingDir = function(filePath) {
-      if (!ENVIRONMENT_IS_NODE) {
-        return
-      }
-      var path = require('path')
-      var containingDir = path.dirname(filePath)
-      FS.unmount(containingDir)
-    }
-    Module.fs_mkdirs = function(dirs) {
-      var currentDir = '/'
-      var splitDirs = dirs.split('/')
-      for (var ii = 1; ii < splitDirs.length; ++ii) {
-        currentDir += splitDirs[ii]
-        if (!FS.analyzePath(currentDir).exists) {
-          FS.mkdir(currentDir)
-        }
-        currentDir += '/'
-      }
-    }
-    Module.fs_readFile = function(path, opts) {
-      return FS.readFile(path, opts)
-    }
-    Module.fs_writeFile = function(path, data, opts) {
-      return FS.writeFile(path, data, opts)
-    }
-    Module.fs_unlink = function(path) {
-      return FS.unlink(path)
-    }
-    Module.fs_open = function(path, flags, mode) {
-      return FS.open(path, flags, mode)
-    }
-    Module.fs_stat = function(path) {
-      return FS.stat(path)
-    }
-    Module.fs_read = function(stream, buffer, offset, length, position) {
-      return FS.read(stream, buffer, offset, length, position)
-    }
-    Module.fs_close = function(stream) {
-      return FS.close(stream)
-    }
-
-    return DownsampleLabelImage.ready
-  }
-})()
-if (typeof exports === 'object' && typeof module === 'object')
-  module.exports = DownsampleLabelImage
-else if (typeof define === 'function' && define['amd'])
-  define([], function() {
-    return DownsampleLabelImage
-  })
-else if (typeof exports === 'object')
-  exports['DownsampleLabelImage'] = DownsampleLabelImage
diff --git a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.umd.wasm b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.umd.wasm
deleted file mode 100755
index 7248e463c..000000000
Binary files a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.umd.wasm and /dev/null differ
diff --git a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm
index 7248e463c..086cd49d4 100755
Binary files a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm and b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm differ
diff --git a/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm.zst b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm.zst
new file mode 100755
index 000000000..b0d52c077
Binary files /dev/null and b/src/IO/Downsample/emscripten-build/DownsampleLabelImage.wasm.zst differ
diff --git a/src/IO/Downsample/package-lock.json b/src/IO/Downsample/package-lock.json
index 290497d9f..caa92b9e0 100644
--- a/src/IO/Downsample/package-lock.json
+++ b/src/IO/Downsample/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "commander": "^9.1.0",
         "itk-image-io": "^1.0.0-b.84",
-        "itk-wasm": "^1.0.0-b.84"
+        "itk-wasm": "^1.0.0-b.158"
       },
       "devDependencies": {
         "cypress": "^13.2.0",
@@ -106,9 +106,9 @@
       "dev": true
     },
     "node_modules/@thewtex/zstddec": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.1.2.tgz",
-      "integrity": "sha512-Bv50pouFqlmIZDcAA2Nrpk9tjJpAPlqHHeD5h0noK+oNXMimrZ/hMbJK2N09Svr6TI/S6nT63dzkWoim4ZzTuw=="
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
+      "integrity": "sha512-lIS+smrfa48WGlDVQSQSm0jBnwVp5XmfGJWU9q0J0fRFY9ohzK4s27Zg2SFMb1NWMp9RiANAdK+/q86EBGWR1Q=="
     },
     "node_modules/@types/emscripten": {
       "version": "1.39.7",
@@ -580,6 +580,11 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/comlink": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/comlink/-/comlink-4.4.1.tgz",
+      "integrity": "sha512-+1dlx0aY5Jo1vHy/tSsIGpSkN4tS9rZSW8FIhG0JH/crs9wwweswIo/POr451r7bZww3hFbPAKnTpimzL/mm4Q=="
+    },
     "node_modules/commander": {
       "version": "9.5.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
@@ -1426,7 +1431,38 @@
         "itk-wasm": "1.0.0-b.138"
       }
     },
-    "node_modules/itk-wasm": {
+    "node_modules/itk-image-io/node_modules/@thewtex/zstddec": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.1.2.tgz",
+      "integrity": "sha512-Bv50pouFqlmIZDcAA2Nrpk9tjJpAPlqHHeD5h0noK+oNXMimrZ/hMbJK2N09Svr6TI/S6nT63dzkWoim4ZzTuw=="
+    },
+    "node_modules/itk-image-io/node_modules/brace-expansion": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+      "dependencies": {
+        "balanced-match": "^1.0.0"
+      }
+    },
+    "node_modules/itk-image-io/node_modules/glob": {
+      "version": "8.1.0",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-8.1.0.tgz",
+      "integrity": "sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==",
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^5.0.1",
+        "once": "^1.3.0"
+      },
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/itk-image-io/node_modules/itk-wasm": {
       "version": "1.0.0-b.138",
       "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.138.tgz",
       "integrity": "sha512-LRU62u+KznDMeopAQzVB+aatVmZ1D8owm3htOHe6QRYRv3mkZJpvFTkdw+4lgpHpFf2Zcvnz2XgjDOv3c+ggcw==",
@@ -1447,6 +1483,38 @@
         "itk-wasm": "src/itk-wasm-cli.js"
       }
     },
+    "node_modules/itk-image-io/node_modules/minimatch": {
+      "version": "5.1.6",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.6.tgz",
+      "integrity": "sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==",
+      "dependencies": {
+        "brace-expansion": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/itk-wasm": {
+      "version": "1.0.0-b.158",
+      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.158.tgz",
+      "integrity": "sha512-IHRmwu1zxLmH9auF7kN3BREbom9NGorVhK1g4TRNsr4qRbuHZsZ3RsGRNVqWI2LZamo3Rw9sDYrM7NMA5x0dqQ==",
+      "dependencies": {
+        "@babel/runtime": "^7.15.4",
+        "@thewtex/zstddec": "^0.2.0",
+        "@types/emscripten": "^1.39.6",
+        "axios": "^1.4.0",
+        "comlink": "^4.4.1",
+        "commander": "^9.4.0",
+        "fs-extra": "^10.0.0",
+        "glob": "^8.1.0",
+        "markdown-table": "^3.0.3",
+        "mime-types": "^2.1.35",
+        "wasm-feature-detect": "^1.5.1"
+      },
+      "bin": {
+        "itk-wasm": "src/itk-wasm-cli.js"
+      }
+    },
     "node_modules/itk-wasm/node_modules/brace-expansion": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
@@ -2654,9 +2722,9 @@
       "dev": true
     },
     "@thewtex/zstddec": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.1.2.tgz",
-      "integrity": "sha512-Bv50pouFqlmIZDcAA2Nrpk9tjJpAPlqHHeD5h0noK+oNXMimrZ/hMbJK2N09Svr6TI/S6nT63dzkWoim4ZzTuw=="
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
+      "integrity": "sha512-lIS+smrfa48WGlDVQSQSm0jBnwVp5XmfGJWU9q0J0fRFY9ohzK4s27Zg2SFMb1NWMp9RiANAdK+/q86EBGWR1Q=="
     },
     "@types/emscripten": {
       "version": "1.39.7",
@@ -3005,6 +3073,11 @@
         "delayed-stream": "~1.0.0"
       }
     },
+    "comlink": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/comlink/-/comlink-4.4.1.tgz",
+      "integrity": "sha512-+1dlx0aY5Jo1vHy/tSsIGpSkN4tS9rZSW8FIhG0JH/crs9wwweswIo/POr451r7bZww3hFbPAKnTpimzL/mm4Q=="
+    },
     "commander": {
       "version": "9.5.0",
       "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
@@ -3643,24 +3716,77 @@
       "integrity": "sha512-Bq2aE9EWWd+CLJHqEmDg0s93YWR5TGv2qQ0pNkqe5JfK6OEw+u6NKpZUg2wxXOHHiGrHrVVLMl2uGHK0UgMNMw==",
       "requires": {
         "itk-wasm": "1.0.0-b.138"
+      },
+      "dependencies": {
+        "@thewtex/zstddec": {
+          "version": "0.1.2",
+          "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.1.2.tgz",
+          "integrity": "sha512-Bv50pouFqlmIZDcAA2Nrpk9tjJpAPlqHHeD5h0noK+oNXMimrZ/hMbJK2N09Svr6TI/S6nT63dzkWoim4ZzTuw=="
+        },
+        "brace-expansion": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
+          "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
+          "requires": {
+            "balanced-match": "^1.0.0"
+          }
+        },
+        "glob": {
+          "version": "8.1.0",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-8.1.0.tgz",
+          "integrity": "sha512-r8hpEjiQEYlF2QU0df3dS+nxxSIreXQS1qRhMJM0Q5NDdR386C7jb7Hwwod8Fgiuex+k0GFjgft18yvxm5XoCQ==",
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^5.0.1",
+            "once": "^1.3.0"
+          }
+        },
+        "itk-wasm": {
+          "version": "1.0.0-b.138",
+          "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.138.tgz",
+          "integrity": "sha512-LRU62u+KznDMeopAQzVB+aatVmZ1D8owm3htOHe6QRYRv3mkZJpvFTkdw+4lgpHpFf2Zcvnz2XgjDOv3c+ggcw==",
+          "requires": {
+            "@babel/runtime": "^7.15.4",
+            "@thewtex/zstddec": "^0.1.2",
+            "@types/emscripten": "^1.39.6",
+            "axios": "^1.4.0",
+            "commander": "^9.4.0",
+            "fs-extra": "^10.0.0",
+            "glob": "^8.1.0",
+            "markdown-table": "^3.0.3",
+            "mime-types": "^2.1.35",
+            "wasm-feature-detect": "^1.5.1",
+            "webworker-promise": "^0.4.2"
+          }
+        },
+        "minimatch": {
+          "version": "5.1.6",
+          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.6.tgz",
+          "integrity": "sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==",
+          "requires": {
+            "brace-expansion": "^2.0.1"
+          }
+        }
       }
     },
     "itk-wasm": {
-      "version": "1.0.0-b.138",
-      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.138.tgz",
-      "integrity": "sha512-LRU62u+KznDMeopAQzVB+aatVmZ1D8owm3htOHe6QRYRv3mkZJpvFTkdw+4lgpHpFf2Zcvnz2XgjDOv3c+ggcw==",
+      "version": "1.0.0-b.158",
+      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.158.tgz",
+      "integrity": "sha512-IHRmwu1zxLmH9auF7kN3BREbom9NGorVhK1g4TRNsr4qRbuHZsZ3RsGRNVqWI2LZamo3Rw9sDYrM7NMA5x0dqQ==",
       "requires": {
         "@babel/runtime": "^7.15.4",
-        "@thewtex/zstddec": "^0.1.2",
+        "@thewtex/zstddec": "^0.2.0",
         "@types/emscripten": "^1.39.6",
         "axios": "^1.4.0",
+        "comlink": "^4.4.1",
         "commander": "^9.4.0",
         "fs-extra": "^10.0.0",
         "glob": "^8.1.0",
         "markdown-table": "^3.0.3",
         "mime-types": "^2.1.35",
-        "wasm-feature-detect": "^1.5.1",
-        "webworker-promise": "^0.4.2"
+        "wasm-feature-detect": "^1.5.1"
       },
       "dependencies": {
         "brace-expansion": {
diff --git a/src/IO/Downsample/package.json b/src/IO/Downsample/package.json
index c53ad93a5..d439559a6 100644
--- a/src/IO/Downsample/package.json
+++ b/src/IO/Downsample/package.json
@@ -31,7 +31,7 @@
   "dependencies": {
     "commander": "^9.1.0",
     "itk-image-io": "^1.0.0-b.84",
-    "itk-wasm": "^1.0.0-b.84"
+    "itk-wasm": "^1.0.0-b.158"
   },
   "devDependencies": {
     "cypress": "^13.2.0",
diff --git a/src/IO/InMemoryMultiscaleSpatialImage.js b/src/IO/InMemoryMultiscaleSpatialImage.js
index 802ef0c0d..cbf238053 100644
--- a/src/IO/InMemoryMultiscaleSpatialImage.js
+++ b/src/IO/InMemoryMultiscaleSpatialImage.js
@@ -11,6 +11,7 @@ import {
   imageSharedBufferOrCopy,
   stackImages,
 } from 'itk-wasm'
+import itkConfig from '../itkConfig.js'
 import { chunkArray, CXYZT, orderBy, toDimensionMap } from './dimensionUtils'
 import { computeRanges } from './Analyze/computeRanges'
 
@@ -246,6 +247,10 @@ class InMemoryMultiscaleSpatialImage extends MultiscaleSpatialImage {
       })
 
       const downsampleTaskArgs = []
+      const options = {
+        pipelineWorkerUrl: itkConfig.pipelineWorkerUrl,
+        pipelineBaseUrl: itkConfig.pipelinesUrl,
+      }
       for (let index = 0; index < maxTotalSplits; index++) {
         const data = imageSharedBufferOrCopy(currentImage)
         const inputs = [
@@ -271,7 +276,13 @@ class InMemoryMultiscaleSpatialImage extends MultiscaleSpatialImage {
           '' + maxTotalSplits,
           '--memory-io',
         ]
-        downsampleTaskArgs.push([pipelinePath, args, desiredOutputs, inputs])
+        downsampleTaskArgs.push([
+          pipelinePath,
+          args,
+          desiredOutputs,
+          inputs,
+          options,
+        ])
       }
       const results = await downsampleWorkerPool.runTasks(downsampleTaskArgs)
         .promise
diff --git a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.js b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.js
index f0e04a42d..9a14e7bac 100644
--- a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.js
+++ b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.js
@@ -1,9 +1,7 @@
 var ResampleLabelImage = (() => {
   var _scriptDir = import.meta.url
 
-  return async function(ResampleLabelImage) {
-    ResampleLabelImage = ResampleLabelImage || {}
-
+  return async function(ResampleLabelImage = {}) {
     var Module =
       typeof ResampleLabelImage != 'undefined' ? ResampleLabelImage : {}
     var readyPromiseResolve, readyPromiseReject
@@ -53,11 +51,6 @@ var ResampleLabelImage = (() => {
       return scriptDirectory + path
     }
     var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
     if (ENVIRONMENT_IS_NODE) {
       const { createRequire: createRequire } = await import('module')
       var require = createRequire(import.meta.url)
@@ -92,25 +85,13 @@ var ResampleLabelImage = (() => {
           else onload(data.buffer)
         })
       }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
+      if (!Module['thisProgram'] && process.argv.length > 1) {
+        thisProgram = process.argv[1].replace(/\\/g, '/')
       }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
+      arguments_ = process.argv.slice(2)
       quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
+        process.exitCode = status
+        throw toThrow
       }
       Module['inspect'] = function() {
         return '[Emscripten Module object]'
@@ -187,131 +168,27 @@ var ResampleLabelImage = (() => {
         abort(text)
       }
     }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
+    var HEAP8, HEAPU8, HEAP16, HEAPU16, HEAP32, HEAPU32, HEAPF32, HEAPF64
+    function updateMemoryViews() {
+      var b = wasmMemory.buffer
+      Module['HEAP8'] = HEAP8 = new Int8Array(b)
+      Module['HEAP16'] = HEAP16 = new Int16Array(b)
+      Module['HEAP32'] = HEAP32 = new Int32Array(b)
+      Module['HEAPU8'] = HEAPU8 = new Uint8Array(b)
+      Module['HEAPU16'] = HEAPU16 = new Uint16Array(b)
+      Module['HEAPU32'] = HEAPU32 = new Uint32Array(b)
+      Module['HEAPF32'] = HEAPF32 = new Float32Array(b)
+      Module['HEAPF64'] = HEAPF64 = new Float64Array(b)
     }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
-    }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
     var wasmTable
     var __ATPRERUN__ = []
     var __ATINIT__ = []
     var __ATMAIN__ = []
     var __ATPOSTRUN__ = []
     var runtimeInitialized = false
+    var runtimeKeepaliveCounter = 0
     function keepRuntimeAlive() {
-      return noExitRuntime
+      return noExitRuntime || runtimeKeepaliveCounter > 0
     }
     function preRun() {
       if (Module['preRun']) {
@@ -423,26 +300,24 @@ var ResampleLabelImage = (() => {
         abort(err)
       }
     }
-    function getBinaryPromise() {
+    function getBinaryPromise(binaryFile) {
       if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
+        if (typeof fetch == 'function' && !isFileURI(binaryFile)) {
+          return fetch(binaryFile, { credentials: 'same-origin' })
             .then(function(response) {
               if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
+                throw "failed to load wasm binary file at '" + binaryFile + "'"
               }
               return response['arrayBuffer']()
             })
             .catch(function() {
-              return getBinary(wasmBinaryFile)
+              return getBinary(binaryFile)
             })
         } else {
           if (readAsync) {
             return new Promise(function(resolve, reject) {
               readAsync(
-                wasmBinaryFile,
+                binaryFile,
                 function(response) {
                   resolve(new Uint8Array(response))
                 },
@@ -453,70 +328,75 @@ var ResampleLabelImage = (() => {
         }
       }
       return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
+        return getBinary(binaryFile)
       })
     }
+    function instantiateArrayBuffer(binaryFile, imports, receiver) {
+      return getBinaryPromise(binaryFile)
+        .then(function(binary) {
+          return WebAssembly.instantiate(binary, imports)
+        })
+        .then(function(instance) {
+          return instance
+        })
+        .then(receiver, function(reason) {
+          err('failed to asynchronously prepare wasm: ' + reason)
+          abort(reason)
+        })
+    }
+    function instantiateAsync(binary, binaryFile, imports, callback) {
+      if (
+        !binary &&
+        typeof WebAssembly.instantiateStreaming == 'function' &&
+        !isDataURI(binaryFile) &&
+        !isFileURI(binaryFile) &&
+        !ENVIRONMENT_IS_NODE &&
+        typeof fetch == 'function'
+      ) {
+        return fetch(binaryFile, { credentials: 'same-origin' }).then(function(
+          response
+        ) {
+          var result = WebAssembly.instantiateStreaming(response, imports)
+          return result.then(callback, function(reason) {
+            err('wasm streaming compile failed: ' + reason)
+            err('falling back to ArrayBuffer instantiation')
+            return instantiateArrayBuffer(binaryFile, imports, callback)
+          })
+        })
+      } else {
+        return instantiateArrayBuffer(binaryFile, imports, callback)
+      }
+    }
     function createWasm() {
-      var info = { a: asmLibraryArg }
+      var info = { a: wasmImports }
       function receiveInstance(instance, module) {
         var exports = instance.exports
         Module['asm'] = exports
         wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        updateMemoryViews()
         wasmTable = Module['asm']['D']
         addOnInit(Module['asm']['t'])
         removeRunDependency('wasm-instantiate')
+        return exports
       }
       addRunDependency('wasm-instantiate')
       function receiveInstantiationResult(result) {
         receiveInstance(result['instance'])
       }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
       if (Module['instantiateWasm']) {
         try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
+          return Module['instantiateWasm'](info, receiveInstance)
         } catch (e) {
           err('Module.instantiateWasm callback failed with error: ' + e)
           readyPromiseReject(e)
         }
       }
-      instantiateAsync().catch(readyPromiseReject)
+      instantiateAsync(
+        wasmBinary,
+        wasmBinaryFile,
+        info,
+        receiveInstantiationResult
+      ).catch(readyPromiseReject)
       return {}
     }
     var tempDouble
@@ -535,33 +415,33 @@ var ResampleLabelImage = (() => {
       this.excPtr = excPtr
       this.ptr = excPtr - 24
       this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
+        HEAPU32[(this.ptr + 4) >>> 2] = type
       }
       this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
+        return HEAPU32[(this.ptr + 4) >>> 2]
       }
       this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
+        HEAPU32[(this.ptr + 8) >>> 2] = destructor
       }
       this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
+        return HEAPU32[(this.ptr + 8) >>> 2]
       }
       this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
+        HEAP32[this.ptr >>> 2] = refcount
       }
       this.set_caught = function(caught) {
         caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
+        HEAP8[(this.ptr + 12) >>> 0] = caught
       }
       this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
+        return HEAP8[(this.ptr + 12) >>> 0] != 0
       }
       this.set_rethrown = function(rethrown) {
         rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
+        HEAP8[(this.ptr + 13) >>> 0] = rethrown
       }
       this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
+        return HEAP8[(this.ptr + 13) >>> 0] != 0
       }
       this.init = function(type, destructor) {
         this.set_adjusted_ptr(0)
@@ -572,24 +452,24 @@ var ResampleLabelImage = (() => {
         this.set_rethrown(false)
       }
       this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
+        var value = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = value + 1
       }
       this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
+        var prev = HEAP32[this.ptr >>> 2]
+        HEAP32[this.ptr >>> 2] = prev - 1
         return prev === 1
       }
       this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
+        HEAPU32[(this.ptr + 16) >>> 2] = adjustedPtr
       }
       this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
+        return HEAPU32[(this.ptr + 16) >>> 2]
       }
       this.get_exception_ptr = function() {
         var isPointer = ___cxa_is_pointer_type(this.get_type())
         if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
+          return HEAPU32[this.excPtr >>> 2]
         }
         var adjusted = this.get_adjusted_ptr()
         if (adjusted !== 0) return adjusted
@@ -603,10 +483,10 @@ var ResampleLabelImage = (() => {
       info.init(type, destructor)
       exceptionLast = ptr
       uncaughtExceptionCount++
-      throw ptr
+      throw exceptionLast
     }
     function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
+      HEAP32[___errno_location() >>> 2] = value
       return value
     }
     var PATH = {
@@ -679,23 +559,27 @@ var ResampleLabelImage = (() => {
         return PATH.normalize(l + '/' + r)
       },
     }
-    function getRandomDevice() {
+    function initRandomFill() {
       if (
         typeof crypto == 'object' &&
         typeof crypto['getRandomValues'] == 'function'
       ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
+        return view => crypto.getRandomValues(view)
       } else if (ENVIRONMENT_IS_NODE) {
         try {
           var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
+          var randomFillSync = crypto_module['randomFillSync']
+          if (randomFillSync) {
+            return view => crypto_module['randomFillSync'](view)
+          }
+          var randomBytes = crypto_module['randomBytes']
+          return view => (view.set(randomBytes(view.byteLength)), view)
         } catch (e) {}
       }
-      return () => abort('randomDevice')
+      abort('initRandomDevice')
+    }
+    function randomFill(view) {
+      return (randomFill = initRandomFill())(view)
     }
     var PATH_FS = {
       resolve: function() {
@@ -750,6 +634,57 @@ var ResampleLabelImage = (() => {
         return outputParts.join('/')
       },
     }
+    function lengthBytesUTF8(str) {
+      var len = 0
+      for (var i = 0; i < str.length; ++i) {
+        var c = str.charCodeAt(i)
+        if (c <= 127) {
+          len++
+        } else if (c <= 2047) {
+          len += 2
+        } else if (c >= 55296 && c <= 57343) {
+          len += 4
+          ++i
+        } else {
+          len += 3
+        }
+      }
+      return len
+    }
+    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
+      outIdx >>>= 0
+      if (!(maxBytesToWrite > 0)) return 0
+      var startIdx = outIdx
+      var endIdx = outIdx + maxBytesToWrite - 1
+      for (var i = 0; i < str.length; ++i) {
+        var u = str.charCodeAt(i)
+        if (u >= 55296 && u <= 57343) {
+          var u1 = str.charCodeAt(++i)
+          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
+        }
+        if (u <= 127) {
+          if (outIdx >= endIdx) break
+          heap[outIdx++ >>> 0] = u
+        } else if (u <= 2047) {
+          if (outIdx + 1 >= endIdx) break
+          heap[outIdx++ >>> 0] = 192 | (u >> 6)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else if (u <= 65535) {
+          if (outIdx + 2 >= endIdx) break
+          heap[outIdx++ >>> 0] = 224 | (u >> 12)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        } else {
+          if (outIdx + 3 >= endIdx) break
+          heap[outIdx++ >>> 0] = 240 | (u >> 18)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 12) & 63)
+          heap[outIdx++ >>> 0] = 128 | ((u >> 6) & 63)
+          heap[outIdx++ >>> 0] = 128 | (u & 63)
+        }
+      }
+      heap[outIdx >>> 0] = 0
+      return outIdx - startIdx
+    }
     function intArrayFromString(stringy, dontAddNull, length) {
       var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
       var u8array = new Array(len)
@@ -988,6 +923,7 @@ var ResampleLabelImage = (() => {
         return new Uint8Array(node.contents)
       },
       expandFileStorage: function(node, newCapacity) {
+        newCapacity >>>= 0
         var prevCapacity = node.contents ? node.contents.length : 0
         if (prevCapacity >= newCapacity) return
         var CAPACITY_DOUBLING_MAX = 1024 * 1024
@@ -1004,6 +940,7 @@ var ResampleLabelImage = (() => {
           node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
       },
       resizeFileStorage: function(node, newSize) {
+        newSize >>>= 0
         if (node.usedBytes == newSize) return
         if (newSize == 0) {
           node.contents = null
@@ -1194,7 +1131,7 @@ var ResampleLabelImage = (() => {
           var ptr
           var allocated
           var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
+          if (!(flags & 2) && contents.buffer === HEAP8.buffer) {
             allocated = false
             ptr = contents.byteOffset
           } else {
@@ -1214,7 +1151,8 @@ var ResampleLabelImage = (() => {
             if (!ptr) {
               throw new FS.ErrnoError(48)
             }
-            HEAP8.set(contents, ptr)
+            ptr >>>= 0
+            HEAP8.set(contents, ptr >>> 0)
           }
           return { ptr: ptr, allocated: allocated }
         },
@@ -1251,7 +1189,7 @@ var ResampleLabelImage = (() => {
       isWindows: false,
       staticInit: () => {
         NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
+        var flags = process.binding('constants')
         if (flags['fs']) {
           flags = flags['fs']
         }
@@ -2363,6 +2301,7 @@ var ResampleLabelImage = (() => {
         return stream.position
       },
       read: (stream, buffer, offset, length, position) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2395,6 +2334,7 @@ var ResampleLabelImage = (() => {
         return bytesRead
       },
       write: (stream, buffer, offset, length, position, canOwn) => {
+        offset >>>= 0
         if (length < 0 || position < 0) {
           throw new FS.ErrnoError(28)
         }
@@ -2465,6 +2405,7 @@ var ResampleLabelImage = (() => {
         return stream.stream_ops.mmap(stream, length, position, prot, flags)
       },
       msync: (stream, buffer, offset, length, mmapFlags) => {
+        offset >>>= 0
         if (!stream.stream_ops.msync) {
           return 0
         }
@@ -2548,9 +2489,16 @@ var ResampleLabelImage = (() => {
         TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
         FS.mkdev('/dev/tty', FS.makedev(5, 0))
         FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
+        var randomBuffer = new Uint8Array(1024),
+          randomLeft = 0
+        var randomByte = () => {
+          if (randomLeft === 0) {
+            randomLeft = randomFill(randomBuffer).byteLength
+          }
+          return randomBuffer[--randomLeft]
+        }
+        FS.createDevice('/dev', 'random', randomByte)
+        FS.createDevice('/dev', 'urandom', randomByte)
         FS.mkdir('/dev/shm')
         FS.mkdir('/dev/shm/tmp')
       },
@@ -2606,6 +2554,7 @@ var ResampleLabelImage = (() => {
       ensureErrnoError: () => {
         if (FS.ErrnoError) return
         FS.ErrnoError = function ErrnoError(errno, node) {
+          this.name = 'ErrnoError'
           this.node = node
           this.setErrno = function(errno) {
             this.errno = errno
@@ -3028,114 +2977,51 @@ var ResampleLabelImage = (() => {
           processData(url)
         }
       },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+    }
+    var UTF8Decoder =
+      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
+    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
+      idx >>>= 0
+      var endIdx = idx + maxBytesToRead
+      var endPtr = idx
+      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
+      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
+        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
+      }
+      var str = ''
+      while (idx < endPtr) {
+        var u0 = heapOrArray[idx++]
+        if (!(u0 & 128)) {
+          str += String.fromCharCode(u0)
+          continue
         }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
+        var u1 = heapOrArray[idx++] & 63
+        if ((u0 & 224) == 192) {
+          str += String.fromCharCode(((u0 & 31) << 6) | u1)
+          continue
         }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
+        var u2 = heapOrArray[idx++] & 63
+        if ((u0 & 240) == 224) {
+          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
+        } else {
+          u0 =
+            ((u0 & 7) << 18) |
+            (u1 << 12) |
+            (u2 << 6) |
+            (heapOrArray[idx++] & 63)
         }
-        openRequest.onerror = onerror
-      },
+        if (u0 < 65536) {
+          str += String.fromCharCode(u0)
+        } else {
+          var ch = u0 - 65536
+          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
+        }
+      }
+      return str
+    }
+    function UTF8ToString(ptr, maxBytesToRead) {
+      ptr >>>= 0
+      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
     }
     var SYSCALLS = {
       DEFAULT_POLLMASK: 5,
@@ -3171,13 +3057,13 @@ var ResampleLabelImage = (() => {
           }
           throw e
         }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
+        HEAP32[buf >>> 2] = stat.dev
+        HEAP32[(buf + 8) >>> 2] = stat.ino
+        HEAP32[(buf + 12) >>> 2] = stat.mode
+        HEAPU32[(buf + 16) >>> 2] = stat.nlink
+        HEAP32[(buf + 20) >>> 2] = stat.uid
+        HEAP32[(buf + 24) >>> 2] = stat.gid
+        HEAP32[(buf + 28) >>> 2] = stat.rdev
         ;(tempI64 = [
           stat.size >>> 0,
           ((tempDouble = stat.size),
@@ -3191,10 +3077,10 @@ var ResampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
+          (HEAP32[(buf + 40) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 44) >>> 2] = tempI64[1])
+        HEAP32[(buf + 48) >>> 2] = 4096
+        HEAP32[(buf + 52) >>> 2] = stat.blocks
         var atime = stat.atime.getTime()
         var mtime = stat.mtime.getTime()
         var ctime = stat.ctime.getTime()
@@ -3211,9 +3097,9 @@ var ResampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
+          (HEAP32[(buf + 56) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 60) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 64) >>> 2] = (atime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(mtime / 1e3) >>> 0,
           ((tempDouble = Math.floor(mtime / 1e3)),
@@ -3227,9 +3113,9 @@ var ResampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
+          (HEAP32[(buf + 72) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 76) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 80) >>> 2] = (mtime % 1e3) * 1e3
         ;(tempI64 = [
           Math.floor(ctime / 1e3) >>> 0,
           ((tempDouble = Math.floor(ctime / 1e3)),
@@ -3243,9 +3129,9 @@ var ResampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
+          (HEAP32[(buf + 88) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 92) >>> 2] = tempI64[1])
+        HEAPU32[(buf + 96) >>> 2] = (ctime % 1e3) * 1e3
         ;(tempI64 = [
           stat.ino >>> 0,
           ((tempDouble = stat.ino),
@@ -3259,8 +3145,8 @@ var ResampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
+          (HEAP32[(buf + 104) >>> 2] = tempI64[0]),
+          (HEAP32[(buf + 108) >>> 2] = tempI64[1])
         return 0
       },
       doMsync: function(addr, stream, len, flags, offset) {
@@ -3270,13 +3156,14 @@ var ResampleLabelImage = (() => {
         if (flags & 2) {
           return 0
         }
+        addr >>>= 0
         var buffer = HEAPU8.slice(addr, addr + len)
         FS.msync(stream, buffer, offset, len, flags)
       },
       varargs: undefined,
       get: function() {
         SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
+        var ret = HEAP32[(SYSCALLS.varargs - 4) >>> 2]
         return ret
       },
       getStr: function(ptr) {
@@ -3316,7 +3203,7 @@ var ResampleLabelImage = (() => {
           case 5: {
             var arg = SYSCALLS.get()
             var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
+            HEAP16[(arg + offset) >>> 1] = 2
             return 0
           }
           case 6:
@@ -3333,10 +3220,13 @@ var ResampleLabelImage = (() => {
           }
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
+    function stringToUTF8(str, outPtr, maxBytesToWrite) {
+      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
+    }
     function ___syscall_getcwd(buf, size) {
       try {
         if (size === 0) return -28
@@ -3346,7 +3236,7 @@ var ResampleLabelImage = (() => {
         stringToUTF8(cwd, buf, size)
         return cwdLengthInBytes
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3372,7 +3262,7 @@ var ResampleLabelImage = (() => {
           case 21519: {
             if (!stream.tty) return -59
             var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
+            HEAP32[argp >>> 2] = 0
             return 0
           }
           case 21520: {
@@ -3395,7 +3285,7 @@ var ResampleLabelImage = (() => {
             return -28
         }
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3407,7 +3297,7 @@ var ResampleLabelImage = (() => {
         var mode = varargs ? SYSCALLS.get() : 0
         return FS.open(path, flags, mode).fd
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3418,12 +3308,12 @@ var ResampleLabelImage = (() => {
         if (bufsize <= 0) return -28
         var ret = FS.readlink(path)
         var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
+        var endChar = HEAP8[(buf + len) >>> 0]
         stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
+        HEAP8[(buf + len) >>> 0] = endChar
         return len
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3432,7 +3322,7 @@ var ResampleLabelImage = (() => {
         path = SYSCALLS.getStr(path)
         return SYSCALLS.doStat(FS.stat, path, buf)
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return -e.errno
       }
     }
@@ -3440,15 +3330,16 @@ var ResampleLabelImage = (() => {
       abort('')
     }
     function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
+      HEAPU8.copyWithin(dest >>> 0, src >>> 0, (src + num) >>> 0)
     }
     function getHeapMax() {
-      return 2147483648
+      return 4294901760
     }
     function emscripten_realloc_buffer(size) {
+      var b = wasmMemory.buffer
       try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
+        wasmMemory.grow((size - b.byteLength + 65535) >>> 16)
+        updateMemoryViews()
         return 1
       } catch (e) {}
     }
@@ -3512,30 +3403,30 @@ var ResampleLabelImage = (() => {
       }
       return getEnvStrings.strings
     }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
+    function stringToAscii(str, buffer) {
       for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
       }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
+      HEAP8[buffer >>> 0] = 0
     }
     function _environ_get(__environ, environ_buf) {
       var bufSize = 0
       getEnvStrings().forEach(function(string, i) {
         var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
+        HEAPU32[(__environ + i * 4) >>> 2] = ptr
+        stringToAscii(string, ptr)
         bufSize += string.length + 1
       })
       return 0
     }
     function _environ_sizes_get(penviron_count, penviron_buf_size) {
       var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
+      HEAPU32[penviron_count >>> 2] = strings.length
       var bufSize = 0
       strings.forEach(function(string) {
         bufSize += string.length + 1
       })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
+      HEAPU32[penviron_buf_size >>> 2] = bufSize
       return 0
     }
     function _proc_exit(code) {
@@ -3557,20 +3448,23 @@ var ResampleLabelImage = (() => {
         FS.close(stream)
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doReadv(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.read(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
         if (curr < len) break
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3578,10 +3472,10 @@ var ResampleLabelImage = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
@@ -3609,25 +3503,28 @@ var ResampleLabelImage = (() => {
                 ) >>> 0
             : 0),
         ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
+          (HEAP32[newOffset >>> 2] = tempI64[0]),
+          (HEAP32[(newOffset + 4) >>> 2] = tempI64[1])
         if (stream.getdents && offset === 0 && whence === 0)
           stream.getdents = null
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
     function doWritev(stream, iov, iovcnt, offset) {
       var ret = 0
       for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
+        var ptr = HEAPU32[iov >>> 2]
+        var len = HEAPU32[(iov + 4) >>> 2]
         iov += 8
         var curr = FS.write(stream, HEAP8, ptr, len, offset)
         if (curr < 0) return -1
         ret += curr
+        if (typeof offset !== 'undefined') {
+          offset += curr
+        }
       }
       return ret
     }
@@ -3635,31 +3532,31 @@ var ResampleLabelImage = (() => {
       try {
         var stream = SYSCALLS.getStreamFromFD(fd)
         var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
+        HEAPU32[pnum >>> 2] = num
         return 0
       } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
+        if (typeof FS == 'undefined' || !(e.name === 'ErrnoError')) throw e
         return e.errno
       }
     }
-    function __isLeapYear(year) {
+    function isLeapYear(year) {
       return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
     }
-    function __arraySum(array, index) {
+    function arraySum(array, index) {
       var sum = 0
       for (var i = 0; i <= index; sum += array[i++]) {}
       return sum
     }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
+    var MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    var MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
+    function addDays(date, days) {
       var newDate = new Date(date.getTime())
       while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
+        var leap = isLeapYear(newDate.getFullYear())
         var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
+        var daysInCurrentMonth = (leap ? MONTH_DAYS_LEAP : MONTH_DAYS_REGULAR)[
+          currentMonth
+        ]
         if (days > daysInCurrentMonth - newDate.getDate()) {
           days -= daysInCurrentMonth - newDate.getDate() + 1
           newDate.setDate(1)
@@ -3677,21 +3574,21 @@ var ResampleLabelImage = (() => {
       return newDate
     }
     function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
+      HEAP8.set(array, buffer >>> 0)
     }
     function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
+      var tm_zone = HEAP32[(tm + 40) >>> 2]
       var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
+        tm_sec: HEAP32[tm >>> 2],
+        tm_min: HEAP32[(tm + 4) >>> 2],
+        tm_hour: HEAP32[(tm + 8) >>> 2],
+        tm_mday: HEAP32[(tm + 12) >>> 2],
+        tm_mon: HEAP32[(tm + 16) >>> 2],
+        tm_year: HEAP32[(tm + 20) >>> 2],
+        tm_wday: HEAP32[(tm + 24) >>> 2],
+        tm_yday: HEAP32[(tm + 28) >>> 2],
+        tm_isdst: HEAP32[(tm + 32) >>> 2],
+        tm_gmtoff: HEAP32[(tm + 36) >>> 2],
         tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
       }
       var pattern = UTF8ToString(format)
@@ -3795,7 +3692,7 @@ var ResampleLabelImage = (() => {
         }
       }
       function getWeekBasedYear(date) {
-        var thisDate = __addDays(
+        var thisDate = addDays(
           new Date(date.tm_year + 1900, 0, 1),
           date.tm_yday
         )
@@ -3854,10 +3751,10 @@ var ResampleLabelImage = (() => {
         '%j': function(date) {
           return leadingNulls(
             date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
+              arraySum(
+                isLeapYear(date.tm_year + 1900)
+                  ? MONTH_DAYS_LEAP
+                  : MONTH_DAYS_REGULAR,
                 date.tm_mon - 1
               ),
             3
@@ -3903,13 +3800,13 @@ var ResampleLabelImage = (() => {
             var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
             if (
               dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
+              (dec31 == 5 && isLeapYear((date.tm_year % 400) - 1))
             ) {
               val++
             }
           } else if (val == 53) {
             var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
+            if (jan1 != 4 && (jan1 != 3 || !isLeapYear(date.tm_year))) val = 1
           }
           return leadingNulls(val, 2)
         },
@@ -3966,10 +3863,10 @@ var ResampleLabelImage = (() => {
       }
       quit_(1, e)
     }
-    function allocateUTF8OnStack(str) {
+    function stringToUTF8OnStack(str) {
       var size = lengthBytesUTF8(str) + 1
       var ret = stackAlloc(size)
-      stringToUTF8Array(str, HEAP8, ret, size)
+      stringToUTF8(str, ret, size)
       return ret
     }
     function getCFunc(ident) {
@@ -3981,9 +3878,7 @@ var ResampleLabelImage = (() => {
         string: str => {
           var ret = 0
           if (str !== null && str !== undefined && str !== 0) {
-            var len = (str.length << 2) + 1
-            ret = stackAlloc(len)
-            stringToUTF8(str, ret, len)
+            ret = stringToUTF8OnStack(str)
           }
           return ret
         },
@@ -4023,10 +3918,9 @@ var ResampleLabelImage = (() => {
       return ret
     }
     function cwrap(ident, returnType, argTypes, opts) {
-      argTypes = argTypes || []
-      var numericArgs = argTypes.every(
-        type => type === 'number' || type === 'boolean'
-      )
+      var numericArgs =
+        !argTypes ||
+        argTypes.every(type => type === 'number' || type === 'boolean')
       var numericRet = returnType !== 'string'
       if (numericRet && numericArgs && !opts) {
         return getCFunc(ident)
@@ -4035,10 +3929,17 @@ var ResampleLabelImage = (() => {
         return ccall(ident, returnType, argTypes, arguments, opts)
       }
     }
+    function writeAsciiToMemory(str, buffer, dontAddNull) {
+      for (var i = 0; i < str.length; ++i) {
+        HEAP8[buffer++ >>> 0] = str.charCodeAt(i)
+      }
+      if (!dontAddNull) HEAP8[buffer >>> 0] = 0
+    }
     function AsciiToString(ptr) {
+      ptr >>>= 0
       var str = ''
       while (1) {
-        var ch = HEAPU8[ptr++ >> 0]
+        var ch = HEAPU8[ptr++ >>> 0]
         if (!ch) return str
         str += String.fromCharCode(ch)
       }
@@ -4221,7 +4122,7 @@ var ResampleLabelImage = (() => {
       EOWNERDEAD: 62,
       ESTRPIPE: 135,
     }
-    var asmLibraryArg = {
+    var wasmImports = {
       a: ___cxa_throw,
       d: ___syscall_fcntl64,
       r: ___syscall_getcwd,
@@ -4242,20 +4143,24 @@ var ResampleLabelImage = (() => {
       l: _strftime_l,
     }
     var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
+    var ___wasm_call_ctors = function() {
+      return (___wasm_call_ctors = Module['asm']['t']).apply(null, arguments)
+    }
     var _main = (Module['_main'] = function() {
       return (_main = Module['_main'] = Module['asm']['u']).apply(
         null,
         arguments
       )
     })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
+    var ___errno_location = function() {
+      return (___errno_location = Module['asm']['v']).apply(null, arguments)
+    }
+    var _malloc = function() {
+      return (_malloc = Module['asm']['malloc']).apply(null, arguments)
+    }
+    var _free = function() {
+      return (_free = Module['asm']['free']).apply(null, arguments)
+    }
     var _itk_wasm_input_array_alloc = (Module[
       '_itk_wasm_input_array_alloc'
     ] = function() {
@@ -4302,30 +4207,21 @@ var ResampleLabelImage = (() => {
       return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
         Module['asm']['C']).apply(null, arguments)
     })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
+    var stackSave = function() {
+      return (stackSave = Module['asm']['E']).apply(null, arguments)
+    }
+    var stackRestore = function() {
+      return (stackRestore = Module['asm']['F']).apply(null, arguments)
+    }
+    var stackAlloc = function() {
+      return (stackAlloc = Module['asm']['G']).apply(null, arguments)
+    }
+    var ___cxa_is_pointer_type = function() {
+      return (___cxa_is_pointer_type = Module['asm']['H']).apply(
         null,
         arguments
       )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
+    }
     Module['addRunDependency'] = addRunDependency
     Module['removeRunDependency'] = removeRunDependency
     Module['FS_createPath'] = FS.createPath
@@ -4335,6 +4231,8 @@ var ResampleLabelImage = (() => {
     Module['FS_createDevice'] = FS.createDevice
     Module['FS_unlink'] = FS.unlink
     Module['callMain'] = callMain
+    Module['stackSave'] = stackSave
+    Module['stackRestore'] = stackRestore
     Module['ccall'] = ccall
     Module['cwrap'] = cwrap
     Module['AsciiToString'] = AsciiToString
@@ -4345,17 +4243,16 @@ var ResampleLabelImage = (() => {
       if (!calledRun) run()
       if (!calledRun) dependenciesFulfilled = runCaller
     }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
+    function callMain(args = []) {
+      var entryFunction = _main
       args.unshift(thisProgram)
       var argc = args.length
       var argv = stackAlloc((argc + 1) * 4)
       var argv_ptr = argv >> 2
       args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
+        HEAP32[argv_ptr++ >>> 0] = stringToUTF8OnStack(arg)
       })
-      HEAP32[argv_ptr] = 0
+      HEAP32[argv_ptr >>> 0] = 0
       try {
         var ret = entryFunction(argc, argv)
         exitJS(ret, true)
@@ -4364,8 +4261,7 @@ var ResampleLabelImage = (() => {
         return handleException(e)
       }
     }
-    function run(args) {
-      args = args || arguments_
+    function run(args = arguments_) {
       if (runDependencies > 0) {
         return
       }
@@ -4413,8 +4309,8 @@ var ResampleLabelImage = (() => {
       }
       var path = require('path')
       var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
+      if (containingDir === '/') {
+        throw new Error('Cannot mount root directory')
       }
       var currentDir = '/'
       var splitContainingDir = containingDir.split(path.sep)
@@ -4436,6 +4332,32 @@ var ResampleLabelImage = (() => {
       var containingDir = path.dirname(filePath)
       FS.unmount(containingDir)
     }
+    Module.mountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      if (dir === '/') {
+        throw new Error('Cannot mount root directory')
+      }
+      var currentDir = '/'
+      var path = require('path')
+      var splitDir = dir.split(path.sep)
+      for (var ii = 1; ii < splitDir.length; ii++) {
+        currentDir += splitDir[ii]
+        if (!FS.analyzePath(currentDir).exists) {
+          FS.mkdir(currentDir)
+        }
+        currentDir += '/'
+      }
+      FS.mount(NODEFS, { root: dir }, currentDir)
+      return currentDir
+    }
+    Module.unmountDir = function(dir) {
+      if (!ENVIRONMENT_IS_NODE) {
+        return
+      }
+      FS.unmount(dir)
+    }
     Module.fs_mkdirs = function(dirs) {
       var currentDir = '/'
       var splitDirs = dirs.split('/')
diff --git a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.umd.js b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.umd.js
deleted file mode 100644
index c2322d8ff..000000000
--- a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.umd.js
+++ /dev/null
@@ -1,4477 +0,0 @@
-var ResampleLabelImage = (() => {
-  var _scriptDir =
-    typeof document !== 'undefined' && document.currentScript
-      ? document.currentScript.src
-      : undefined
-  if (typeof __filename !== 'undefined') _scriptDir = _scriptDir || __filename
-  return function(ResampleLabelImage) {
-    ResampleLabelImage = ResampleLabelImage || {}
-
-    var Module =
-      typeof ResampleLabelImage != 'undefined' ? ResampleLabelImage : {}
-    var readyPromiseResolve, readyPromiseReject
-    Module['ready'] = new Promise(function(resolve, reject) {
-      readyPromiseResolve = resolve
-      readyPromiseReject = reject
-    })
-    var mStdout = null
-    var mStderr = null
-    Module['resetModuleStdout'] = function() {
-      mStdout = ''
-    }
-    Module['resetModuleStderr'] = function() {
-      mStderr = ''
-    }
-    Module['print'] = function(text) {
-      console.log(text)
-      mStdout += text + '\n'
-    }
-    Module['printErr'] = function(text) {
-      console.error(text)
-      mStderr += text + '\n'
-    }
-    Module['getModuleStdout'] = function() {
-      return mStdout
-    }
-    Module['getModuleStderr'] = function() {
-      return mStderr
-    }
-    var moduleOverrides = Object.assign({}, Module)
-    var arguments_ = []
-    var thisProgram = './this.program'
-    var quit_ = (status, toThrow) => {
-      throw toThrow
-    }
-    var ENVIRONMENT_IS_WEB = typeof window == 'object'
-    var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function'
-    var ENVIRONMENT_IS_NODE =
-      typeof process == 'object' &&
-      typeof process.versions == 'object' &&
-      typeof process.versions.node == 'string'
-    var scriptDirectory = ''
-    function locateFile(path) {
-      if (Module['locateFile']) {
-        return Module['locateFile'](path, scriptDirectory)
-      }
-      return scriptDirectory + path
-    }
-    var read_, readAsync, readBinary, setWindowTitle
-    function logExceptionOnExit(e) {
-      if (e instanceof ExitStatus) return
-      let toLog = e
-      err('exiting due to exception: ' + toLog)
-    }
-    if (ENVIRONMENT_IS_NODE) {
-      var fs = require('fs')
-      var nodePath = require('path')
-      if (ENVIRONMENT_IS_WORKER) {
-        scriptDirectory = nodePath.dirname(scriptDirectory) + '/'
-      } else {
-        scriptDirectory = __dirname + '/'
-      }
-      read_ = (filename, binary) => {
-        filename = isFileURI(filename)
-          ? new URL(filename)
-          : nodePath.normalize(filename)
-        return fs.readFileSync(filename, binary ? undefined : 'utf8')
-      }
-      readBinary = filename => {
-        var ret = read_(filename, true)
-        if (!ret.buffer) {
-          ret = new Uint8Array(ret)
-        }
-        return ret
-      }
-      readAsync = (filename, onload, onerror) => {
-        filename = isFileURI(filename)
-          ? new URL(filename)
-          : nodePath.normalize(filename)
-        fs.readFile(filename, function(err, data) {
-          if (err) onerror(err)
-          else onload(data.buffer)
-        })
-      }
-      if (process['argv'].length > 1) {
-        thisProgram = process['argv'][1].replace(/\\/g, '/')
-      }
-      arguments_ = process['argv'].slice(2)
-      process['on']('uncaughtException', function(ex) {
-        if (!(ex instanceof ExitStatus)) {
-          throw ex
-        }
-      })
-      process['on']('unhandledRejection', function(reason) {
-        throw reason
-      })
-      quit_ = (status, toThrow) => {
-        if (keepRuntimeAlive()) {
-          process['exitCode'] = status
-          throw toThrow
-        }
-        logExceptionOnExit(toThrow)
-        process['exit'](status)
-      }
-      Module['inspect'] = function() {
-        return '[Emscripten Module object]'
-      }
-    } else if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) {
-      if (ENVIRONMENT_IS_WORKER) {
-        scriptDirectory = self.location.href
-      } else if (typeof document != 'undefined' && document.currentScript) {
-        scriptDirectory = document.currentScript.src
-      }
-      if (_scriptDir) {
-        scriptDirectory = _scriptDir
-      }
-      if (scriptDirectory.indexOf('blob:') !== 0) {
-        scriptDirectory = scriptDirectory.substr(
-          0,
-          scriptDirectory.replace(/[?#].*/, '').lastIndexOf('/') + 1
-        )
-      } else {
-        scriptDirectory = ''
-      }
-      {
-        read_ = url => {
-          var xhr = new XMLHttpRequest()
-          xhr.open('GET', url, false)
-          xhr.send(null)
-          return xhr.responseText
-        }
-        if (ENVIRONMENT_IS_WORKER) {
-          readBinary = url => {
-            var xhr = new XMLHttpRequest()
-            xhr.open('GET', url, false)
-            xhr.responseType = 'arraybuffer'
-            xhr.send(null)
-            return new Uint8Array(xhr.response)
-          }
-        }
-        readAsync = (url, onload, onerror) => {
-          var xhr = new XMLHttpRequest()
-          xhr.open('GET', url, true)
-          xhr.responseType = 'arraybuffer'
-          xhr.onload = () => {
-            if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) {
-              onload(xhr.response)
-              return
-            }
-            onerror()
-          }
-          xhr.onerror = onerror
-          xhr.send(null)
-        }
-      }
-      setWindowTitle = title => (document.title = title)
-    } else {
-    }
-    var out = Module['print'] || console.log.bind(console)
-    var err = Module['printErr'] || console.warn.bind(console)
-    Object.assign(Module, moduleOverrides)
-    moduleOverrides = null
-    if (Module['arguments']) arguments_ = Module['arguments']
-    if (Module['thisProgram']) thisProgram = Module['thisProgram']
-    if (Module['quit']) quit_ = Module['quit']
-    var wasmBinary
-    if (Module['wasmBinary']) wasmBinary = Module['wasmBinary']
-    var noExitRuntime = Module['noExitRuntime'] || true
-    if (typeof WebAssembly != 'object') {
-      abort('no native wasm support detected')
-    }
-    var wasmMemory
-    var ABORT = false
-    var EXITSTATUS
-    function assert(condition, text) {
-      if (!condition) {
-        abort(text)
-      }
-    }
-    var UTF8Decoder =
-      typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined
-    function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) {
-      var endIdx = idx + maxBytesToRead
-      var endPtr = idx
-      while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr
-      if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) {
-        return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr))
-      }
-      var str = ''
-      while (idx < endPtr) {
-        var u0 = heapOrArray[idx++]
-        if (!(u0 & 128)) {
-          str += String.fromCharCode(u0)
-          continue
-        }
-        var u1 = heapOrArray[idx++] & 63
-        if ((u0 & 224) == 192) {
-          str += String.fromCharCode(((u0 & 31) << 6) | u1)
-          continue
-        }
-        var u2 = heapOrArray[idx++] & 63
-        if ((u0 & 240) == 224) {
-          u0 = ((u0 & 15) << 12) | (u1 << 6) | u2
-        } else {
-          u0 =
-            ((u0 & 7) << 18) |
-            (u1 << 12) |
-            (u2 << 6) |
-            (heapOrArray[idx++] & 63)
-        }
-        if (u0 < 65536) {
-          str += String.fromCharCode(u0)
-        } else {
-          var ch = u0 - 65536
-          str += String.fromCharCode(55296 | (ch >> 10), 56320 | (ch & 1023))
-        }
-      }
-      return str
-    }
-    function UTF8ToString(ptr, maxBytesToRead) {
-      return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''
-    }
-    function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) {
-      if (!(maxBytesToWrite > 0)) return 0
-      var startIdx = outIdx
-      var endIdx = outIdx + maxBytesToWrite - 1
-      for (var i = 0; i < str.length; ++i) {
-        var u = str.charCodeAt(i)
-        if (u >= 55296 && u <= 57343) {
-          var u1 = str.charCodeAt(++i)
-          u = (65536 + ((u & 1023) << 10)) | (u1 & 1023)
-        }
-        if (u <= 127) {
-          if (outIdx >= endIdx) break
-          heap[outIdx++] = u
-        } else if (u <= 2047) {
-          if (outIdx + 1 >= endIdx) break
-          heap[outIdx++] = 192 | (u >> 6)
-          heap[outIdx++] = 128 | (u & 63)
-        } else if (u <= 65535) {
-          if (outIdx + 2 >= endIdx) break
-          heap[outIdx++] = 224 | (u >> 12)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        } else {
-          if (outIdx + 3 >= endIdx) break
-          heap[outIdx++] = 240 | (u >> 18)
-          heap[outIdx++] = 128 | ((u >> 12) & 63)
-          heap[outIdx++] = 128 | ((u >> 6) & 63)
-          heap[outIdx++] = 128 | (u & 63)
-        }
-      }
-      heap[outIdx] = 0
-      return outIdx - startIdx
-    }
-    function stringToUTF8(str, outPtr, maxBytesToWrite) {
-      return stringToUTF8Array(str, HEAPU8, outPtr, maxBytesToWrite)
-    }
-    function lengthBytesUTF8(str) {
-      var len = 0
-      for (var i = 0; i < str.length; ++i) {
-        var c = str.charCodeAt(i)
-        if (c <= 127) {
-          len++
-        } else if (c <= 2047) {
-          len += 2
-        } else if (c >= 55296 && c <= 57343) {
-          len += 4
-          ++i
-        } else {
-          len += 3
-        }
-      }
-      return len
-    }
-    var buffer,
-      HEAP8,
-      HEAPU8,
-      HEAP16,
-      HEAPU16,
-      HEAP32,
-      HEAPU32,
-      HEAPF32,
-      HEAPF64
-    function updateGlobalBufferAndViews(buf) {
-      buffer = buf
-      Module['HEAP8'] = HEAP8 = new Int8Array(buf)
-      Module['HEAP16'] = HEAP16 = new Int16Array(buf)
-      Module['HEAP32'] = HEAP32 = new Int32Array(buf)
-      Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf)
-      Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf)
-      Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf)
-      Module['HEAPF32'] = HEAPF32 = new Float32Array(buf)
-      Module['HEAPF64'] = HEAPF64 = new Float64Array(buf)
-    }
-    var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 16777216
-    var wasmTable
-    var __ATPRERUN__ = []
-    var __ATINIT__ = []
-    var __ATMAIN__ = []
-    var __ATPOSTRUN__ = []
-    var runtimeInitialized = false
-    function keepRuntimeAlive() {
-      return noExitRuntime
-    }
-    function preRun() {
-      if (Module['preRun']) {
-        if (typeof Module['preRun'] == 'function')
-          Module['preRun'] = [Module['preRun']]
-        while (Module['preRun'].length) {
-          addOnPreRun(Module['preRun'].shift())
-        }
-      }
-      callRuntimeCallbacks(__ATPRERUN__)
-    }
-    function initRuntime() {
-      runtimeInitialized = true
-      if (!Module['noFSInit'] && !FS.init.initialized) FS.init()
-      FS.ignorePermissions = false
-      TTY.init()
-      callRuntimeCallbacks(__ATINIT__)
-    }
-    function preMain() {
-      callRuntimeCallbacks(__ATMAIN__)
-    }
-    function postRun() {
-      if (Module['postRun']) {
-        if (typeof Module['postRun'] == 'function')
-          Module['postRun'] = [Module['postRun']]
-        while (Module['postRun'].length) {
-          addOnPostRun(Module['postRun'].shift())
-        }
-      }
-      callRuntimeCallbacks(__ATPOSTRUN__)
-    }
-    function addOnPreRun(cb) {
-      __ATPRERUN__.unshift(cb)
-    }
-    function addOnInit(cb) {
-      __ATINIT__.unshift(cb)
-    }
-    function addOnPostRun(cb) {
-      __ATPOSTRUN__.unshift(cb)
-    }
-    var runDependencies = 0
-    var runDependencyWatcher = null
-    var dependenciesFulfilled = null
-    function getUniqueRunDependency(id) {
-      return id
-    }
-    function addRunDependency(id) {
-      runDependencies++
-      if (Module['monitorRunDependencies']) {
-        Module['monitorRunDependencies'](runDependencies)
-      }
-    }
-    function removeRunDependency(id) {
-      runDependencies--
-      if (Module['monitorRunDependencies']) {
-        Module['monitorRunDependencies'](runDependencies)
-      }
-      if (runDependencies == 0) {
-        if (runDependencyWatcher !== null) {
-          clearInterval(runDependencyWatcher)
-          runDependencyWatcher = null
-        }
-        if (dependenciesFulfilled) {
-          var callback = dependenciesFulfilled
-          dependenciesFulfilled = null
-          callback()
-        }
-      }
-    }
-    function abort(what) {
-      if (Module['onAbort']) {
-        Module['onAbort'](what)
-      }
-      what = 'Aborted(' + what + ')'
-      err(what)
-      ABORT = true
-      EXITSTATUS = 1
-      what += '. Build with -sASSERTIONS for more info.'
-      var e = new WebAssembly.RuntimeError(what)
-      readyPromiseReject(e)
-      throw e
-    }
-    var dataURIPrefix = 'data:application/octet-stream;base64,'
-    function isDataURI(filename) {
-      return filename.startsWith(dataURIPrefix)
-    }
-    function isFileURI(filename) {
-      return filename.startsWith('file://')
-    }
-    var wasmBinaryFile
-    wasmBinaryFile = 'ResampleLabelImage.umd.wasm'
-    if (!isDataURI(wasmBinaryFile)) {
-      wasmBinaryFile = locateFile(wasmBinaryFile)
-    }
-    function getBinary(file) {
-      try {
-        if (file == wasmBinaryFile && wasmBinary) {
-          return new Uint8Array(wasmBinary)
-        }
-        if (readBinary) {
-          return readBinary(file)
-        }
-        throw 'both async and sync fetching of the wasm failed'
-      } catch (err) {
-        abort(err)
-      }
-    }
-    function getBinaryPromise() {
-      if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) {
-        if (typeof fetch == 'function' && !isFileURI(wasmBinaryFile)) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' })
-            .then(function(response) {
-              if (!response['ok']) {
-                throw "failed to load wasm binary file at '" +
-                  wasmBinaryFile +
-                  "'"
-              }
-              return response['arrayBuffer']()
-            })
-            .catch(function() {
-              return getBinary(wasmBinaryFile)
-            })
-        } else {
-          if (readAsync) {
-            return new Promise(function(resolve, reject) {
-              readAsync(
-                wasmBinaryFile,
-                function(response) {
-                  resolve(new Uint8Array(response))
-                },
-                reject
-              )
-            })
-          }
-        }
-      }
-      return Promise.resolve().then(function() {
-        return getBinary(wasmBinaryFile)
-      })
-    }
-    function createWasm() {
-      var info = { a: asmLibraryArg }
-      function receiveInstance(instance, module) {
-        var exports = instance.exports
-        Module['asm'] = exports
-        wasmMemory = Module['asm']['s']
-        updateGlobalBufferAndViews(wasmMemory.buffer)
-        wasmTable = Module['asm']['D']
-        addOnInit(Module['asm']['t'])
-        removeRunDependency('wasm-instantiate')
-      }
-      addRunDependency('wasm-instantiate')
-      function receiveInstantiationResult(result) {
-        receiveInstance(result['instance'])
-      }
-      function instantiateArrayBuffer(receiver) {
-        return getBinaryPromise()
-          .then(function(binary) {
-            return WebAssembly.instantiate(binary, info)
-          })
-          .then(function(instance) {
-            return instance
-          })
-          .then(receiver, function(reason) {
-            err('failed to asynchronously prepare wasm: ' + reason)
-            abort(reason)
-          })
-      }
-      function instantiateAsync() {
-        if (
-          !wasmBinary &&
-          typeof WebAssembly.instantiateStreaming == 'function' &&
-          !isDataURI(wasmBinaryFile) &&
-          !isFileURI(wasmBinaryFile) &&
-          !ENVIRONMENT_IS_NODE &&
-          typeof fetch == 'function'
-        ) {
-          return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(
-            function(response) {
-              var result = WebAssembly.instantiateStreaming(response, info)
-              return result.then(receiveInstantiationResult, function(reason) {
-                err('wasm streaming compile failed: ' + reason)
-                err('falling back to ArrayBuffer instantiation')
-                return instantiateArrayBuffer(receiveInstantiationResult)
-              })
-            }
-          )
-        } else {
-          return instantiateArrayBuffer(receiveInstantiationResult)
-        }
-      }
-      if (Module['instantiateWasm']) {
-        try {
-          var exports = Module['instantiateWasm'](info, receiveInstance)
-          return exports
-        } catch (e) {
-          err('Module.instantiateWasm callback failed with error: ' + e)
-          readyPromiseReject(e)
-        }
-      }
-      instantiateAsync().catch(readyPromiseReject)
-      return {}
-    }
-    var tempDouble
-    var tempI64
-    function ExitStatus(status) {
-      this.name = 'ExitStatus'
-      this.message = 'Program terminated with exit(' + status + ')'
-      this.status = status
-    }
-    function callRuntimeCallbacks(callbacks) {
-      while (callbacks.length > 0) {
-        callbacks.shift()(Module)
-      }
-    }
-    function ExceptionInfo(excPtr) {
-      this.excPtr = excPtr
-      this.ptr = excPtr - 24
-      this.set_type = function(type) {
-        HEAPU32[(this.ptr + 4) >> 2] = type
-      }
-      this.get_type = function() {
-        return HEAPU32[(this.ptr + 4) >> 2]
-      }
-      this.set_destructor = function(destructor) {
-        HEAPU32[(this.ptr + 8) >> 2] = destructor
-      }
-      this.get_destructor = function() {
-        return HEAPU32[(this.ptr + 8) >> 2]
-      }
-      this.set_refcount = function(refcount) {
-        HEAP32[this.ptr >> 2] = refcount
-      }
-      this.set_caught = function(caught) {
-        caught = caught ? 1 : 0
-        HEAP8[(this.ptr + 12) >> 0] = caught
-      }
-      this.get_caught = function() {
-        return HEAP8[(this.ptr + 12) >> 0] != 0
-      }
-      this.set_rethrown = function(rethrown) {
-        rethrown = rethrown ? 1 : 0
-        HEAP8[(this.ptr + 13) >> 0] = rethrown
-      }
-      this.get_rethrown = function() {
-        return HEAP8[(this.ptr + 13) >> 0] != 0
-      }
-      this.init = function(type, destructor) {
-        this.set_adjusted_ptr(0)
-        this.set_type(type)
-        this.set_destructor(destructor)
-        this.set_refcount(0)
-        this.set_caught(false)
-        this.set_rethrown(false)
-      }
-      this.add_ref = function() {
-        var value = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = value + 1
-      }
-      this.release_ref = function() {
-        var prev = HEAP32[this.ptr >> 2]
-        HEAP32[this.ptr >> 2] = prev - 1
-        return prev === 1
-      }
-      this.set_adjusted_ptr = function(adjustedPtr) {
-        HEAPU32[(this.ptr + 16) >> 2] = adjustedPtr
-      }
-      this.get_adjusted_ptr = function() {
-        return HEAPU32[(this.ptr + 16) >> 2]
-      }
-      this.get_exception_ptr = function() {
-        var isPointer = ___cxa_is_pointer_type(this.get_type())
-        if (isPointer) {
-          return HEAPU32[this.excPtr >> 2]
-        }
-        var adjusted = this.get_adjusted_ptr()
-        if (adjusted !== 0) return adjusted
-        return this.excPtr
-      }
-    }
-    var exceptionLast = 0
-    var uncaughtExceptionCount = 0
-    function ___cxa_throw(ptr, type, destructor) {
-      var info = new ExceptionInfo(ptr)
-      info.init(type, destructor)
-      exceptionLast = ptr
-      uncaughtExceptionCount++
-      throw ptr
-    }
-    function setErrNo(value) {
-      HEAP32[___errno_location() >> 2] = value
-      return value
-    }
-    var PATH = {
-      isAbs: path => path.charAt(0) === '/',
-      splitPath: filename => {
-        var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/
-        return splitPathRe.exec(filename).slice(1)
-      },
-      normalizeArray: (parts, allowAboveRoot) => {
-        var up = 0
-        for (var i = parts.length - 1; i >= 0; i--) {
-          var last = parts[i]
-          if (last === '.') {
-            parts.splice(i, 1)
-          } else if (last === '..') {
-            parts.splice(i, 1)
-            up++
-          } else if (up) {
-            parts.splice(i, 1)
-            up--
-          }
-        }
-        if (allowAboveRoot) {
-          for (; up; up--) {
-            parts.unshift('..')
-          }
-        }
-        return parts
-      },
-      normalize: path => {
-        var isAbsolute = PATH.isAbs(path),
-          trailingSlash = path.substr(-1) === '/'
-        path = PATH.normalizeArray(
-          path.split('/').filter(p => !!p),
-          !isAbsolute
-        ).join('/')
-        if (!path && !isAbsolute) {
-          path = '.'
-        }
-        if (path && trailingSlash) {
-          path += '/'
-        }
-        return (isAbsolute ? '/' : '') + path
-      },
-      dirname: path => {
-        var result = PATH.splitPath(path),
-          root = result[0],
-          dir = result[1]
-        if (!root && !dir) {
-          return '.'
-        }
-        if (dir) {
-          dir = dir.substr(0, dir.length - 1)
-        }
-        return root + dir
-      },
-      basename: path => {
-        if (path === '/') return '/'
-        path = PATH.normalize(path)
-        path = path.replace(/\/$/, '')
-        var lastSlash = path.lastIndexOf('/')
-        if (lastSlash === -1) return path
-        return path.substr(lastSlash + 1)
-      },
-      join: function() {
-        var paths = Array.prototype.slice.call(arguments)
-        return PATH.normalize(paths.join('/'))
-      },
-      join2: (l, r) => {
-        return PATH.normalize(l + '/' + r)
-      },
-    }
-    function getRandomDevice() {
-      if (
-        typeof crypto == 'object' &&
-        typeof crypto['getRandomValues'] == 'function'
-      ) {
-        var randomBuffer = new Uint8Array(1)
-        return () => {
-          crypto.getRandomValues(randomBuffer)
-          return randomBuffer[0]
-        }
-      } else if (ENVIRONMENT_IS_NODE) {
-        try {
-          var crypto_module = require('crypto')
-          return () => crypto_module['randomBytes'](1)[0]
-        } catch (e) {}
-      }
-      return () => abort('randomDevice')
-    }
-    var PATH_FS = {
-      resolve: function() {
-        var resolvedPath = '',
-          resolvedAbsolute = false
-        for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) {
-          var path = i >= 0 ? arguments[i] : FS.cwd()
-          if (typeof path != 'string') {
-            throw new TypeError('Arguments to path.resolve must be strings')
-          } else if (!path) {
-            return ''
-          }
-          resolvedPath = path + '/' + resolvedPath
-          resolvedAbsolute = PATH.isAbs(path)
-        }
-        resolvedPath = PATH.normalizeArray(
-          resolvedPath.split('/').filter(p => !!p),
-          !resolvedAbsolute
-        ).join('/')
-        return (resolvedAbsolute ? '/' : '') + resolvedPath || '.'
-      },
-      relative: (from, to) => {
-        from = PATH_FS.resolve(from).substr(1)
-        to = PATH_FS.resolve(to).substr(1)
-        function trim(arr) {
-          var start = 0
-          for (; start < arr.length; start++) {
-            if (arr[start] !== '') break
-          }
-          var end = arr.length - 1
-          for (; end >= 0; end--) {
-            if (arr[end] !== '') break
-          }
-          if (start > end) return []
-          return arr.slice(start, end - start + 1)
-        }
-        var fromParts = trim(from.split('/'))
-        var toParts = trim(to.split('/'))
-        var length = Math.min(fromParts.length, toParts.length)
-        var samePartsLength = length
-        for (var i = 0; i < length; i++) {
-          if (fromParts[i] !== toParts[i]) {
-            samePartsLength = i
-            break
-          }
-        }
-        var outputParts = []
-        for (var i = samePartsLength; i < fromParts.length; i++) {
-          outputParts.push('..')
-        }
-        outputParts = outputParts.concat(toParts.slice(samePartsLength))
-        return outputParts.join('/')
-      },
-    }
-    function intArrayFromString(stringy, dontAddNull, length) {
-      var len = length > 0 ? length : lengthBytesUTF8(stringy) + 1
-      var u8array = new Array(len)
-      var numBytesWritten = stringToUTF8Array(
-        stringy,
-        u8array,
-        0,
-        u8array.length
-      )
-      if (dontAddNull) u8array.length = numBytesWritten
-      return u8array
-    }
-    var TTY = {
-      ttys: [],
-      init: function() {},
-      shutdown: function() {},
-      register: function(dev, ops) {
-        TTY.ttys[dev] = { input: [], output: [], ops: ops }
-        FS.registerDevice(dev, TTY.stream_ops)
-      },
-      stream_ops: {
-        open: function(stream) {
-          var tty = TTY.ttys[stream.node.rdev]
-          if (!tty) {
-            throw new FS.ErrnoError(43)
-          }
-          stream.tty = tty
-          stream.seekable = false
-        },
-        close: function(stream) {
-          stream.tty.ops.fsync(stream.tty)
-        },
-        fsync: function(stream) {
-          stream.tty.ops.fsync(stream.tty)
-        },
-        read: function(stream, buffer, offset, length, pos) {
-          if (!stream.tty || !stream.tty.ops.get_char) {
-            throw new FS.ErrnoError(60)
-          }
-          var bytesRead = 0
-          for (var i = 0; i < length; i++) {
-            var result
-            try {
-              result = stream.tty.ops.get_char(stream.tty)
-            } catch (e) {
-              throw new FS.ErrnoError(29)
-            }
-            if (result === undefined && bytesRead === 0) {
-              throw new FS.ErrnoError(6)
-            }
-            if (result === null || result === undefined) break
-            bytesRead++
-            buffer[offset + i] = result
-          }
-          if (bytesRead) {
-            stream.node.timestamp = Date.now()
-          }
-          return bytesRead
-        },
-        write: function(stream, buffer, offset, length, pos) {
-          if (!stream.tty || !stream.tty.ops.put_char) {
-            throw new FS.ErrnoError(60)
-          }
-          try {
-            for (var i = 0; i < length; i++) {
-              stream.tty.ops.put_char(stream.tty, buffer[offset + i])
-            }
-          } catch (e) {
-            throw new FS.ErrnoError(29)
-          }
-          if (length) {
-            stream.node.timestamp = Date.now()
-          }
-          return i
-        },
-      },
-      default_tty_ops: {
-        get_char: function(tty) {
-          if (!tty.input.length) {
-            var result = null
-            if (ENVIRONMENT_IS_NODE) {
-              var BUFSIZE = 256
-              var buf = Buffer.alloc(BUFSIZE)
-              var bytesRead = 0
-              try {
-                bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1)
-              } catch (e) {
-                if (e.toString().includes('EOF')) bytesRead = 0
-                else throw e
-              }
-              if (bytesRead > 0) {
-                result = buf.slice(0, bytesRead).toString('utf-8')
-              } else {
-                result = null
-              }
-            } else if (
-              typeof window != 'undefined' &&
-              typeof window.prompt == 'function'
-            ) {
-              result = window.prompt('Input: ')
-              if (result !== null) {
-                result += '\n'
-              }
-            } else if (typeof readline == 'function') {
-              result = readline()
-              if (result !== null) {
-                result += '\n'
-              }
-            }
-            if (!result) {
-              return null
-            }
-            tty.input = intArrayFromString(result, true)
-          }
-          return tty.input.shift()
-        },
-        put_char: function(tty, val) {
-          if (val === null || val === 10) {
-            out(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          } else {
-            if (val != 0) tty.output.push(val)
-          }
-        },
-        fsync: function(tty) {
-          if (tty.output && tty.output.length > 0) {
-            out(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          }
-        },
-      },
-      default_tty1_ops: {
-        put_char: function(tty, val) {
-          if (val === null || val === 10) {
-            err(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          } else {
-            if (val != 0) tty.output.push(val)
-          }
-        },
-        fsync: function(tty) {
-          if (tty.output && tty.output.length > 0) {
-            err(UTF8ArrayToString(tty.output, 0))
-            tty.output = []
-          }
-        },
-      },
-    }
-    function mmapAlloc(size) {
-      abort()
-    }
-    var MEMFS = {
-      ops_table: null,
-      mount: function(mount) {
-        return MEMFS.createNode(null, '/', 16384 | 511, 0)
-      },
-      createNode: function(parent, name, mode, dev) {
-        if (FS.isBlkdev(mode) || FS.isFIFO(mode)) {
-          throw new FS.ErrnoError(63)
-        }
-        if (!MEMFS.ops_table) {
-          MEMFS.ops_table = {
-            dir: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-                lookup: MEMFS.node_ops.lookup,
-                mknod: MEMFS.node_ops.mknod,
-                rename: MEMFS.node_ops.rename,
-                unlink: MEMFS.node_ops.unlink,
-                rmdir: MEMFS.node_ops.rmdir,
-                readdir: MEMFS.node_ops.readdir,
-                symlink: MEMFS.node_ops.symlink,
-              },
-              stream: { llseek: MEMFS.stream_ops.llseek },
-            },
-            file: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-              },
-              stream: {
-                llseek: MEMFS.stream_ops.llseek,
-                read: MEMFS.stream_ops.read,
-                write: MEMFS.stream_ops.write,
-                allocate: MEMFS.stream_ops.allocate,
-                mmap: MEMFS.stream_ops.mmap,
-                msync: MEMFS.stream_ops.msync,
-              },
-            },
-            link: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-                readlink: MEMFS.node_ops.readlink,
-              },
-              stream: {},
-            },
-            chrdev: {
-              node: {
-                getattr: MEMFS.node_ops.getattr,
-                setattr: MEMFS.node_ops.setattr,
-              },
-              stream: FS.chrdev_stream_ops,
-            },
-          }
-        }
-        var node = FS.createNode(parent, name, mode, dev)
-        if (FS.isDir(node.mode)) {
-          node.node_ops = MEMFS.ops_table.dir.node
-          node.stream_ops = MEMFS.ops_table.dir.stream
-          node.contents = {}
-        } else if (FS.isFile(node.mode)) {
-          node.node_ops = MEMFS.ops_table.file.node
-          node.stream_ops = MEMFS.ops_table.file.stream
-          node.usedBytes = 0
-          node.contents = null
-        } else if (FS.isLink(node.mode)) {
-          node.node_ops = MEMFS.ops_table.link.node
-          node.stream_ops = MEMFS.ops_table.link.stream
-        } else if (FS.isChrdev(node.mode)) {
-          node.node_ops = MEMFS.ops_table.chrdev.node
-          node.stream_ops = MEMFS.ops_table.chrdev.stream
-        }
-        node.timestamp = Date.now()
-        if (parent) {
-          parent.contents[name] = node
-          parent.timestamp = node.timestamp
-        }
-        return node
-      },
-      getFileDataAsTypedArray: function(node) {
-        if (!node.contents) return new Uint8Array(0)
-        if (node.contents.subarray)
-          return node.contents.subarray(0, node.usedBytes)
-        return new Uint8Array(node.contents)
-      },
-      expandFileStorage: function(node, newCapacity) {
-        var prevCapacity = node.contents ? node.contents.length : 0
-        if (prevCapacity >= newCapacity) return
-        var CAPACITY_DOUBLING_MAX = 1024 * 1024
-        newCapacity = Math.max(
-          newCapacity,
-          (prevCapacity *
-            (prevCapacity < CAPACITY_DOUBLING_MAX ? 2 : 1.125)) >>>
-            0
-        )
-        if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256)
-        var oldContents = node.contents
-        node.contents = new Uint8Array(newCapacity)
-        if (node.usedBytes > 0)
-          node.contents.set(oldContents.subarray(0, node.usedBytes), 0)
-      },
-      resizeFileStorage: function(node, newSize) {
-        if (node.usedBytes == newSize) return
-        if (newSize == 0) {
-          node.contents = null
-          node.usedBytes = 0
-        } else {
-          var oldContents = node.contents
-          node.contents = new Uint8Array(newSize)
-          if (oldContents) {
-            node.contents.set(
-              oldContents.subarray(0, Math.min(newSize, node.usedBytes))
-            )
-          }
-          node.usedBytes = newSize
-        }
-      },
-      node_ops: {
-        getattr: function(node) {
-          var attr = {}
-          attr.dev = FS.isChrdev(node.mode) ? node.id : 1
-          attr.ino = node.id
-          attr.mode = node.mode
-          attr.nlink = 1
-          attr.uid = 0
-          attr.gid = 0
-          attr.rdev = node.rdev
-          if (FS.isDir(node.mode)) {
-            attr.size = 4096
-          } else if (FS.isFile(node.mode)) {
-            attr.size = node.usedBytes
-          } else if (FS.isLink(node.mode)) {
-            attr.size = node.link.length
-          } else {
-            attr.size = 0
-          }
-          attr.atime = new Date(node.timestamp)
-          attr.mtime = new Date(node.timestamp)
-          attr.ctime = new Date(node.timestamp)
-          attr.blksize = 4096
-          attr.blocks = Math.ceil(attr.size / attr.blksize)
-          return attr
-        },
-        setattr: function(node, attr) {
-          if (attr.mode !== undefined) {
-            node.mode = attr.mode
-          }
-          if (attr.timestamp !== undefined) {
-            node.timestamp = attr.timestamp
-          }
-          if (attr.size !== undefined) {
-            MEMFS.resizeFileStorage(node, attr.size)
-          }
-        },
-        lookup: function(parent, name) {
-          throw FS.genericErrors[44]
-        },
-        mknod: function(parent, name, mode, dev) {
-          return MEMFS.createNode(parent, name, mode, dev)
-        },
-        rename: function(old_node, new_dir, new_name) {
-          if (FS.isDir(old_node.mode)) {
-            var new_node
-            try {
-              new_node = FS.lookupNode(new_dir, new_name)
-            } catch (e) {}
-            if (new_node) {
-              for (var i in new_node.contents) {
-                throw new FS.ErrnoError(55)
-              }
-            }
-          }
-          delete old_node.parent.contents[old_node.name]
-          old_node.parent.timestamp = Date.now()
-          old_node.name = new_name
-          new_dir.contents[new_name] = old_node
-          new_dir.timestamp = old_node.parent.timestamp
-          old_node.parent = new_dir
-        },
-        unlink: function(parent, name) {
-          delete parent.contents[name]
-          parent.timestamp = Date.now()
-        },
-        rmdir: function(parent, name) {
-          var node = FS.lookupNode(parent, name)
-          for (var i in node.contents) {
-            throw new FS.ErrnoError(55)
-          }
-          delete parent.contents[name]
-          parent.timestamp = Date.now()
-        },
-        readdir: function(node) {
-          var entries = ['.', '..']
-          for (var key in node.contents) {
-            if (!node.contents.hasOwnProperty(key)) {
-              continue
-            }
-            entries.push(key)
-          }
-          return entries
-        },
-        symlink: function(parent, newname, oldpath) {
-          var node = MEMFS.createNode(parent, newname, 511 | 40960, 0)
-          node.link = oldpath
-          return node
-        },
-        readlink: function(node) {
-          if (!FS.isLink(node.mode)) {
-            throw new FS.ErrnoError(28)
-          }
-          return node.link
-        },
-      },
-      stream_ops: {
-        read: function(stream, buffer, offset, length, position) {
-          var contents = stream.node.contents
-          if (position >= stream.node.usedBytes) return 0
-          var size = Math.min(stream.node.usedBytes - position, length)
-          if (size > 8 && contents.subarray) {
-            buffer.set(contents.subarray(position, position + size), offset)
-          } else {
-            for (var i = 0; i < size; i++)
-              buffer[offset + i] = contents[position + i]
-          }
-          return size
-        },
-        write: function(stream, buffer, offset, length, position, canOwn) {
-          if (buffer.buffer === HEAP8.buffer) {
-            canOwn = false
-          }
-          if (!length) return 0
-          var node = stream.node
-          node.timestamp = Date.now()
-          if (buffer.subarray && (!node.contents || node.contents.subarray)) {
-            if (canOwn) {
-              node.contents = buffer.subarray(offset, offset + length)
-              node.usedBytes = length
-              return length
-            } else if (node.usedBytes === 0 && position === 0) {
-              node.contents = buffer.slice(offset, offset + length)
-              node.usedBytes = length
-              return length
-            } else if (position + length <= node.usedBytes) {
-              node.contents.set(
-                buffer.subarray(offset, offset + length),
-                position
-              )
-              return length
-            }
-          }
-          MEMFS.expandFileStorage(node, position + length)
-          if (node.contents.subarray && buffer.subarray) {
-            node.contents.set(
-              buffer.subarray(offset, offset + length),
-              position
-            )
-          } else {
-            for (var i = 0; i < length; i++) {
-              node.contents[position + i] = buffer[offset + i]
-            }
-          }
-          node.usedBytes = Math.max(node.usedBytes, position + length)
-          return length
-        },
-        llseek: function(stream, offset, whence) {
-          var position = offset
-          if (whence === 1) {
-            position += stream.position
-          } else if (whence === 2) {
-            if (FS.isFile(stream.node.mode)) {
-              position += stream.node.usedBytes
-            }
-          }
-          if (position < 0) {
-            throw new FS.ErrnoError(28)
-          }
-          return position
-        },
-        allocate: function(stream, offset, length) {
-          MEMFS.expandFileStorage(stream.node, offset + length)
-          stream.node.usedBytes = Math.max(
-            stream.node.usedBytes,
-            offset + length
-          )
-        },
-        mmap: function(stream, length, position, prot, flags) {
-          if (!FS.isFile(stream.node.mode)) {
-            throw new FS.ErrnoError(43)
-          }
-          var ptr
-          var allocated
-          var contents = stream.node.contents
-          if (!(flags & 2) && contents.buffer === buffer) {
-            allocated = false
-            ptr = contents.byteOffset
-          } else {
-            if (position > 0 || position + length < contents.length) {
-              if (contents.subarray) {
-                contents = contents.subarray(position, position + length)
-              } else {
-                contents = Array.prototype.slice.call(
-                  contents,
-                  position,
-                  position + length
-                )
-              }
-            }
-            allocated = true
-            ptr = mmapAlloc(length)
-            if (!ptr) {
-              throw new FS.ErrnoError(48)
-            }
-            HEAP8.set(contents, ptr)
-          }
-          return { ptr: ptr, allocated: allocated }
-        },
-        msync: function(stream, buffer, offset, length, mmapFlags) {
-          MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false)
-          return 0
-        },
-      },
-    }
-    function asyncLoad(url, onload, onerror, noRunDep) {
-      var dep = !noRunDep ? getUniqueRunDependency('al ' + url) : ''
-      readAsync(
-        url,
-        arrayBuffer => {
-          assert(
-            arrayBuffer,
-            'Loading data file "' + url + '" failed (no arrayBuffer).'
-          )
-          onload(new Uint8Array(arrayBuffer))
-          if (dep) removeRunDependency(dep)
-        },
-        event => {
-          if (onerror) {
-            onerror()
-          } else {
-            throw 'Loading data file "' + url + '" failed.'
-          }
-        }
-      )
-      if (dep) addRunDependency(dep)
-    }
-    var ERRNO_CODES = {}
-    var NODEFS = {
-      isWindows: false,
-      staticInit: () => {
-        NODEFS.isWindows = !!process.platform.match(/^win/)
-        var flags = process['binding']('constants')
-        if (flags['fs']) {
-          flags = flags['fs']
-        }
-        NODEFS.flagsForNodeMap = {
-          1024: flags['O_APPEND'],
-          64: flags['O_CREAT'],
-          128: flags['O_EXCL'],
-          256: flags['O_NOCTTY'],
-          0: flags['O_RDONLY'],
-          2: flags['O_RDWR'],
-          4096: flags['O_SYNC'],
-          512: flags['O_TRUNC'],
-          1: flags['O_WRONLY'],
-          131072: flags['O_NOFOLLOW'],
-        }
-      },
-      convertNodeCode: e => {
-        var code = e.code
-        return ERRNO_CODES[code]
-      },
-      mount: mount => {
-        return NODEFS.createNode(null, '/', NODEFS.getMode(mount.opts.root), 0)
-      },
-      createNode: (parent, name, mode, dev) => {
-        if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) {
-          throw new FS.ErrnoError(28)
-        }
-        var node = FS.createNode(parent, name, mode)
-        node.node_ops = NODEFS.node_ops
-        node.stream_ops = NODEFS.stream_ops
-        return node
-      },
-      getMode: path => {
-        var stat
-        try {
-          stat = fs.lstatSync(path)
-          if (NODEFS.isWindows) {
-            stat.mode = stat.mode | ((stat.mode & 292) >> 2)
-          }
-        } catch (e) {
-          if (!e.code) throw e
-          throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-        }
-        return stat.mode
-      },
-      realPath: node => {
-        var parts = []
-        while (node.parent !== node) {
-          parts.push(node.name)
-          node = node.parent
-        }
-        parts.push(node.mount.opts.root)
-        parts.reverse()
-        return PATH.join.apply(null, parts)
-      },
-      flagsForNode: flags => {
-        flags &= ~2097152
-        flags &= ~2048
-        flags &= ~32768
-        flags &= ~524288
-        flags &= ~65536
-        var newFlags = 0
-        for (var k in NODEFS.flagsForNodeMap) {
-          if (flags & k) {
-            newFlags |= NODEFS.flagsForNodeMap[k]
-            flags ^= k
-          }
-        }
-        if (flags) {
-          throw new FS.ErrnoError(28)
-        }
-        return newFlags
-      },
-      node_ops: {
-        getattr: node => {
-          var path = NODEFS.realPath(node)
-          var stat
-          try {
-            stat = fs.lstatSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-          if (NODEFS.isWindows && !stat.blksize) {
-            stat.blksize = 4096
-          }
-          if (NODEFS.isWindows && !stat.blocks) {
-            stat.blocks = ((stat.size + stat.blksize - 1) / stat.blksize) | 0
-          }
-          return {
-            dev: stat.dev,
-            ino: stat.ino,
-            mode: stat.mode,
-            nlink: stat.nlink,
-            uid: stat.uid,
-            gid: stat.gid,
-            rdev: stat.rdev,
-            size: stat.size,
-            atime: stat.atime,
-            mtime: stat.mtime,
-            ctime: stat.ctime,
-            blksize: stat.blksize,
-            blocks: stat.blocks,
-          }
-        },
-        setattr: (node, attr) => {
-          var path = NODEFS.realPath(node)
-          try {
-            if (attr.mode !== undefined) {
-              fs.chmodSync(path, attr.mode)
-              node.mode = attr.mode
-            }
-            if (attr.timestamp !== undefined) {
-              var date = new Date(attr.timestamp)
-              fs.utimesSync(path, date, date)
-            }
-            if (attr.size !== undefined) {
-              fs.truncateSync(path, attr.size)
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        lookup: (parent, name) => {
-          var path = PATH.join2(NODEFS.realPath(parent), name)
-          var mode = NODEFS.getMode(path)
-          return NODEFS.createNode(parent, name, mode)
-        },
-        mknod: (parent, name, mode, dev) => {
-          var node = NODEFS.createNode(parent, name, mode, dev)
-          var path = NODEFS.realPath(node)
-          try {
-            if (FS.isDir(node.mode)) {
-              fs.mkdirSync(path, node.mode)
-            } else {
-              fs.writeFileSync(path, '', { mode: node.mode })
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-          return node
-        },
-        rename: (oldNode, newDir, newName) => {
-          var oldPath = NODEFS.realPath(oldNode)
-          var newPath = PATH.join2(NODEFS.realPath(newDir), newName)
-          try {
-            fs.renameSync(oldPath, newPath)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-          oldNode.name = newName
-        },
-        unlink: (parent, name) => {
-          var path = PATH.join2(NODEFS.realPath(parent), name)
-          try {
-            fs.unlinkSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        rmdir: (parent, name) => {
-          var path = PATH.join2(NODEFS.realPath(parent), name)
-          try {
-            fs.rmdirSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        readdir: node => {
-          var path = NODEFS.realPath(node)
-          try {
-            return fs.readdirSync(path)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        symlink: (parent, newName, oldPath) => {
-          var newPath = PATH.join2(NODEFS.realPath(parent), newName)
-          try {
-            fs.symlinkSync(oldPath, newPath)
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        readlink: node => {
-          var path = NODEFS.realPath(node)
-          try {
-            path = fs.readlinkSync(path)
-            path = nodePath.relative(
-              nodePath.resolve(node.mount.opts.root),
-              path
-            )
-            return path
-          } catch (e) {
-            if (!e.code) throw e
-            if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28)
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-      },
-      stream_ops: {
-        open: stream => {
-          var path = NODEFS.realPath(stream.node)
-          try {
-            if (FS.isFile(stream.node.mode)) {
-              stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags))
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        close: stream => {
-          try {
-            if (FS.isFile(stream.node.mode) && stream.nfd) {
-              fs.closeSync(stream.nfd)
-            }
-          } catch (e) {
-            if (!e.code) throw e
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        read: (stream, buffer, offset, length, position) => {
-          if (length === 0) return 0
-          try {
-            return fs.readSync(
-              stream.nfd,
-              Buffer.from(buffer.buffer),
-              offset,
-              length,
-              position
-            )
-          } catch (e) {
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        write: (stream, buffer, offset, length, position) => {
-          try {
-            return fs.writeSync(
-              stream.nfd,
-              Buffer.from(buffer.buffer),
-              offset,
-              length,
-              position
-            )
-          } catch (e) {
-            throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-          }
-        },
-        llseek: (stream, offset, whence) => {
-          var position = offset
-          if (whence === 1) {
-            position += stream.position
-          } else if (whence === 2) {
-            if (FS.isFile(stream.node.mode)) {
-              try {
-                var stat = fs.fstatSync(stream.nfd)
-                position += stat.size
-              } catch (e) {
-                throw new FS.ErrnoError(NODEFS.convertNodeCode(e))
-              }
-            }
-          }
-          if (position < 0) {
-            throw new FS.ErrnoError(28)
-          }
-          return position
-        },
-        mmap: (stream, length, position, prot, flags) => {
-          if (!FS.isFile(stream.node.mode)) {
-            throw new FS.ErrnoError(43)
-          }
-          var ptr = mmapAlloc(length)
-          NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position)
-          return { ptr: ptr, allocated: true }
-        },
-        msync: (stream, buffer, offset, length, mmapFlags) => {
-          NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false)
-          return 0
-        },
-      },
-    }
-    var FS = {
-      root: null,
-      mounts: [],
-      devices: {},
-      streams: [],
-      nextInode: 1,
-      nameTable: null,
-      currentPath: '/',
-      initialized: false,
-      ignorePermissions: true,
-      ErrnoError: null,
-      genericErrors: {},
-      filesystems: null,
-      syncFSRequests: 0,
-      lookupPath: (path, opts = {}) => {
-        path = PATH_FS.resolve(path)
-        if (!path) return { path: '', node: null }
-        var defaults = { follow_mount: true, recurse_count: 0 }
-        opts = Object.assign(defaults, opts)
-        if (opts.recurse_count > 8) {
-          throw new FS.ErrnoError(32)
-        }
-        var parts = path.split('/').filter(p => !!p)
-        var current = FS.root
-        var current_path = '/'
-        for (var i = 0; i < parts.length; i++) {
-          var islast = i === parts.length - 1
-          if (islast && opts.parent) {
-            break
-          }
-          current = FS.lookupNode(current, parts[i])
-          current_path = PATH.join2(current_path, parts[i])
-          if (FS.isMountpoint(current)) {
-            if (!islast || (islast && opts.follow_mount)) {
-              current = current.mounted.root
-            }
-          }
-          if (!islast || opts.follow) {
-            var count = 0
-            while (FS.isLink(current.mode)) {
-              var link = FS.readlink(current_path)
-              current_path = PATH_FS.resolve(PATH.dirname(current_path), link)
-              var lookup = FS.lookupPath(current_path, {
-                recurse_count: opts.recurse_count + 1,
-              })
-              current = lookup.node
-              if (count++ > 40) {
-                throw new FS.ErrnoError(32)
-              }
-            }
-          }
-        }
-        return { path: current_path, node: current }
-      },
-      getPath: node => {
-        var path
-        while (true) {
-          if (FS.isRoot(node)) {
-            var mount = node.mount.mountpoint
-            if (!path) return mount
-            return mount[mount.length - 1] !== '/'
-              ? mount + '/' + path
-              : mount + path
-          }
-          path = path ? node.name + '/' + path : node.name
-          node = node.parent
-        }
-      },
-      hashName: (parentid, name) => {
-        var hash = 0
-        for (var i = 0; i < name.length; i++) {
-          hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0
-        }
-        return ((parentid + hash) >>> 0) % FS.nameTable.length
-      },
-      hashAddNode: node => {
-        var hash = FS.hashName(node.parent.id, node.name)
-        node.name_next = FS.nameTable[hash]
-        FS.nameTable[hash] = node
-      },
-      hashRemoveNode: node => {
-        var hash = FS.hashName(node.parent.id, node.name)
-        if (FS.nameTable[hash] === node) {
-          FS.nameTable[hash] = node.name_next
-        } else {
-          var current = FS.nameTable[hash]
-          while (current) {
-            if (current.name_next === node) {
-              current.name_next = node.name_next
-              break
-            }
-            current = current.name_next
-          }
-        }
-      },
-      lookupNode: (parent, name) => {
-        var errCode = FS.mayLookup(parent)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode, parent)
-        }
-        var hash = FS.hashName(parent.id, name)
-        for (var node = FS.nameTable[hash]; node; node = node.name_next) {
-          var nodeName = node.name
-          if (node.parent.id === parent.id && nodeName === name) {
-            return node
-          }
-        }
-        return FS.lookup(parent, name)
-      },
-      createNode: (parent, name, mode, rdev) => {
-        var node = new FS.FSNode(parent, name, mode, rdev)
-        FS.hashAddNode(node)
-        return node
-      },
-      destroyNode: node => {
-        FS.hashRemoveNode(node)
-      },
-      isRoot: node => {
-        return node === node.parent
-      },
-      isMountpoint: node => {
-        return !!node.mounted
-      },
-      isFile: mode => {
-        return (mode & 61440) === 32768
-      },
-      isDir: mode => {
-        return (mode & 61440) === 16384
-      },
-      isLink: mode => {
-        return (mode & 61440) === 40960
-      },
-      isChrdev: mode => {
-        return (mode & 61440) === 8192
-      },
-      isBlkdev: mode => {
-        return (mode & 61440) === 24576
-      },
-      isFIFO: mode => {
-        return (mode & 61440) === 4096
-      },
-      isSocket: mode => {
-        return (mode & 49152) === 49152
-      },
-      flagModes: { r: 0, 'r+': 2, w: 577, 'w+': 578, a: 1089, 'a+': 1090 },
-      modeStringToFlags: str => {
-        var flags = FS.flagModes[str]
-        if (typeof flags == 'undefined') {
-          throw new Error('Unknown file open mode: ' + str)
-        }
-        return flags
-      },
-      flagsToPermissionString: flag => {
-        var perms = ['r', 'w', 'rw'][flag & 3]
-        if (flag & 512) {
-          perms += 'w'
-        }
-        return perms
-      },
-      nodePermissions: (node, perms) => {
-        if (FS.ignorePermissions) {
-          return 0
-        }
-        if (perms.includes('r') && !(node.mode & 292)) {
-          return 2
-        } else if (perms.includes('w') && !(node.mode & 146)) {
-          return 2
-        } else if (perms.includes('x') && !(node.mode & 73)) {
-          return 2
-        }
-        return 0
-      },
-      mayLookup: dir => {
-        var errCode = FS.nodePermissions(dir, 'x')
-        if (errCode) return errCode
-        if (!dir.node_ops.lookup) return 2
-        return 0
-      },
-      mayCreate: (dir, name) => {
-        try {
-          var node = FS.lookupNode(dir, name)
-          return 20
-        } catch (e) {}
-        return FS.nodePermissions(dir, 'wx')
-      },
-      mayDelete: (dir, name, isdir) => {
-        var node
-        try {
-          node = FS.lookupNode(dir, name)
-        } catch (e) {
-          return e.errno
-        }
-        var errCode = FS.nodePermissions(dir, 'wx')
-        if (errCode) {
-          return errCode
-        }
-        if (isdir) {
-          if (!FS.isDir(node.mode)) {
-            return 54
-          }
-          if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) {
-            return 10
-          }
-        } else {
-          if (FS.isDir(node.mode)) {
-            return 31
-          }
-        }
-        return 0
-      },
-      mayOpen: (node, flags) => {
-        if (!node) {
-          return 44
-        }
-        if (FS.isLink(node.mode)) {
-          return 32
-        } else if (FS.isDir(node.mode)) {
-          if (FS.flagsToPermissionString(flags) !== 'r' || flags & 512) {
-            return 31
-          }
-        }
-        return FS.nodePermissions(node, FS.flagsToPermissionString(flags))
-      },
-      MAX_OPEN_FDS: 4096,
-      nextfd: (fd_start = 0, fd_end = FS.MAX_OPEN_FDS) => {
-        for (var fd = fd_start; fd <= fd_end; fd++) {
-          if (!FS.streams[fd]) {
-            return fd
-          }
-        }
-        throw new FS.ErrnoError(33)
-      },
-      getStream: fd => FS.streams[fd],
-      createStream: (stream, fd_start, fd_end) => {
-        if (!FS.FSStream) {
-          FS.FSStream = function() {
-            this.shared = {}
-          }
-          FS.FSStream.prototype = {}
-          Object.defineProperties(FS.FSStream.prototype, {
-            object: {
-              get: function() {
-                return this.node
-              },
-              set: function(val) {
-                this.node = val
-              },
-            },
-            isRead: {
-              get: function() {
-                return (this.flags & 2097155) !== 1
-              },
-            },
-            isWrite: {
-              get: function() {
-                return (this.flags & 2097155) !== 0
-              },
-            },
-            isAppend: {
-              get: function() {
-                return this.flags & 1024
-              },
-            },
-            flags: {
-              get: function() {
-                return this.shared.flags
-              },
-              set: function(val) {
-                this.shared.flags = val
-              },
-            },
-            position: {
-              get: function() {
-                return this.shared.position
-              },
-              set: function(val) {
-                this.shared.position = val
-              },
-            },
-          })
-        }
-        stream = Object.assign(new FS.FSStream(), stream)
-        var fd = FS.nextfd(fd_start, fd_end)
-        stream.fd = fd
-        FS.streams[fd] = stream
-        return stream
-      },
-      closeStream: fd => {
-        FS.streams[fd] = null
-      },
-      chrdev_stream_ops: {
-        open: stream => {
-          var device = FS.getDevice(stream.node.rdev)
-          stream.stream_ops = device.stream_ops
-          if (stream.stream_ops.open) {
-            stream.stream_ops.open(stream)
-          }
-        },
-        llseek: () => {
-          throw new FS.ErrnoError(70)
-        },
-      },
-      major: dev => dev >> 8,
-      minor: dev => dev & 255,
-      makedev: (ma, mi) => (ma << 8) | mi,
-      registerDevice: (dev, ops) => {
-        FS.devices[dev] = { stream_ops: ops }
-      },
-      getDevice: dev => FS.devices[dev],
-      getMounts: mount => {
-        var mounts = []
-        var check = [mount]
-        while (check.length) {
-          var m = check.pop()
-          mounts.push(m)
-          check.push.apply(check, m.mounts)
-        }
-        return mounts
-      },
-      syncfs: (populate, callback) => {
-        if (typeof populate == 'function') {
-          callback = populate
-          populate = false
-        }
-        FS.syncFSRequests++
-        if (FS.syncFSRequests > 1) {
-          err(
-            'warning: ' +
-              FS.syncFSRequests +
-              ' FS.syncfs operations in flight at once, probably just doing extra work'
-          )
-        }
-        var mounts = FS.getMounts(FS.root.mount)
-        var completed = 0
-        function doCallback(errCode) {
-          FS.syncFSRequests--
-          return callback(errCode)
-        }
-        function done(errCode) {
-          if (errCode) {
-            if (!done.errored) {
-              done.errored = true
-              return doCallback(errCode)
-            }
-            return
-          }
-          if (++completed >= mounts.length) {
-            doCallback(null)
-          }
-        }
-        mounts.forEach(mount => {
-          if (!mount.type.syncfs) {
-            return done(null)
-          }
-          mount.type.syncfs(mount, populate, done)
-        })
-      },
-      mount: (type, opts, mountpoint) => {
-        var root = mountpoint === '/'
-        var pseudo = !mountpoint
-        var node
-        if (root && FS.root) {
-          throw new FS.ErrnoError(10)
-        } else if (!root && !pseudo) {
-          var lookup = FS.lookupPath(mountpoint, { follow_mount: false })
-          mountpoint = lookup.path
-          node = lookup.node
-          if (FS.isMountpoint(node)) {
-            throw new FS.ErrnoError(10)
-          }
-          if (!FS.isDir(node.mode)) {
-            throw new FS.ErrnoError(54)
-          }
-        }
-        var mount = {
-          type: type,
-          opts: opts,
-          mountpoint: mountpoint,
-          mounts: [],
-        }
-        var mountRoot = type.mount(mount)
-        mountRoot.mount = mount
-        mount.root = mountRoot
-        if (root) {
-          FS.root = mountRoot
-        } else if (node) {
-          node.mounted = mount
-          if (node.mount) {
-            node.mount.mounts.push(mount)
-          }
-        }
-        return mountRoot
-      },
-      unmount: mountpoint => {
-        var lookup = FS.lookupPath(mountpoint, { follow_mount: false })
-        if (!FS.isMountpoint(lookup.node)) {
-          throw new FS.ErrnoError(28)
-        }
-        var node = lookup.node
-        var mount = node.mounted
-        var mounts = FS.getMounts(mount)
-        Object.keys(FS.nameTable).forEach(hash => {
-          var current = FS.nameTable[hash]
-          while (current) {
-            var next = current.name_next
-            if (mounts.includes(current.mount)) {
-              FS.destroyNode(current)
-            }
-            current = next
-          }
-        })
-        node.mounted = null
-        var idx = node.mount.mounts.indexOf(mount)
-        node.mount.mounts.splice(idx, 1)
-      },
-      lookup: (parent, name) => {
-        return parent.node_ops.lookup(parent, name)
-      },
-      mknod: (path, mode, dev) => {
-        var lookup = FS.lookupPath(path, { parent: true })
-        var parent = lookup.node
-        var name = PATH.basename(path)
-        if (!name || name === '.' || name === '..') {
-          throw new FS.ErrnoError(28)
-        }
-        var errCode = FS.mayCreate(parent, name)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.mknod) {
-          throw new FS.ErrnoError(63)
-        }
-        return parent.node_ops.mknod(parent, name, mode, dev)
-      },
-      create: (path, mode) => {
-        mode = mode !== undefined ? mode : 438
-        mode &= 4095
-        mode |= 32768
-        return FS.mknod(path, mode, 0)
-      },
-      mkdir: (path, mode) => {
-        mode = mode !== undefined ? mode : 511
-        mode &= 511 | 512
-        mode |= 16384
-        return FS.mknod(path, mode, 0)
-      },
-      mkdirTree: (path, mode) => {
-        var dirs = path.split('/')
-        var d = ''
-        for (var i = 0; i < dirs.length; ++i) {
-          if (!dirs[i]) continue
-          d += '/' + dirs[i]
-          try {
-            FS.mkdir(d, mode)
-          } catch (e) {
-            if (e.errno != 20) throw e
-          }
-        }
-      },
-      mkdev: (path, mode, dev) => {
-        if (typeof dev == 'undefined') {
-          dev = mode
-          mode = 438
-        }
-        mode |= 8192
-        return FS.mknod(path, mode, dev)
-      },
-      symlink: (oldpath, newpath) => {
-        if (!PATH_FS.resolve(oldpath)) {
-          throw new FS.ErrnoError(44)
-        }
-        var lookup = FS.lookupPath(newpath, { parent: true })
-        var parent = lookup.node
-        if (!parent) {
-          throw new FS.ErrnoError(44)
-        }
-        var newname = PATH.basename(newpath)
-        var errCode = FS.mayCreate(parent, newname)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.symlink) {
-          throw new FS.ErrnoError(63)
-        }
-        return parent.node_ops.symlink(parent, newname, oldpath)
-      },
-      rename: (old_path, new_path) => {
-        var old_dirname = PATH.dirname(old_path)
-        var new_dirname = PATH.dirname(new_path)
-        var old_name = PATH.basename(old_path)
-        var new_name = PATH.basename(new_path)
-        var lookup, old_dir, new_dir
-        lookup = FS.lookupPath(old_path, { parent: true })
-        old_dir = lookup.node
-        lookup = FS.lookupPath(new_path, { parent: true })
-        new_dir = lookup.node
-        if (!old_dir || !new_dir) throw new FS.ErrnoError(44)
-        if (old_dir.mount !== new_dir.mount) {
-          throw new FS.ErrnoError(75)
-        }
-        var old_node = FS.lookupNode(old_dir, old_name)
-        var relative = PATH_FS.relative(old_path, new_dirname)
-        if (relative.charAt(0) !== '.') {
-          throw new FS.ErrnoError(28)
-        }
-        relative = PATH_FS.relative(new_path, old_dirname)
-        if (relative.charAt(0) !== '.') {
-          throw new FS.ErrnoError(55)
-        }
-        var new_node
-        try {
-          new_node = FS.lookupNode(new_dir, new_name)
-        } catch (e) {}
-        if (old_node === new_node) {
-          return
-        }
-        var isdir = FS.isDir(old_node.mode)
-        var errCode = FS.mayDelete(old_dir, old_name, isdir)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        errCode = new_node
-          ? FS.mayDelete(new_dir, new_name, isdir)
-          : FS.mayCreate(new_dir, new_name)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!old_dir.node_ops.rename) {
-          throw new FS.ErrnoError(63)
-        }
-        if (
-          FS.isMountpoint(old_node) ||
-          (new_node && FS.isMountpoint(new_node))
-        ) {
-          throw new FS.ErrnoError(10)
-        }
-        if (new_dir !== old_dir) {
-          errCode = FS.nodePermissions(old_dir, 'w')
-          if (errCode) {
-            throw new FS.ErrnoError(errCode)
-          }
-        }
-        FS.hashRemoveNode(old_node)
-        try {
-          old_dir.node_ops.rename(old_node, new_dir, new_name)
-        } catch (e) {
-          throw e
-        } finally {
-          FS.hashAddNode(old_node)
-        }
-      },
-      rmdir: path => {
-        var lookup = FS.lookupPath(path, { parent: true })
-        var parent = lookup.node
-        var name = PATH.basename(path)
-        var node = FS.lookupNode(parent, name)
-        var errCode = FS.mayDelete(parent, name, true)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.rmdir) {
-          throw new FS.ErrnoError(63)
-        }
-        if (FS.isMountpoint(node)) {
-          throw new FS.ErrnoError(10)
-        }
-        parent.node_ops.rmdir(parent, name)
-        FS.destroyNode(node)
-      },
-      readdir: path => {
-        var lookup = FS.lookupPath(path, { follow: true })
-        var node = lookup.node
-        if (!node.node_ops.readdir) {
-          throw new FS.ErrnoError(54)
-        }
-        return node.node_ops.readdir(node)
-      },
-      unlink: path => {
-        var lookup = FS.lookupPath(path, { parent: true })
-        var parent = lookup.node
-        if (!parent) {
-          throw new FS.ErrnoError(44)
-        }
-        var name = PATH.basename(path)
-        var node = FS.lookupNode(parent, name)
-        var errCode = FS.mayDelete(parent, name, false)
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        if (!parent.node_ops.unlink) {
-          throw new FS.ErrnoError(63)
-        }
-        if (FS.isMountpoint(node)) {
-          throw new FS.ErrnoError(10)
-        }
-        parent.node_ops.unlink(parent, name)
-        FS.destroyNode(node)
-      },
-      readlink: path => {
-        var lookup = FS.lookupPath(path)
-        var link = lookup.node
-        if (!link) {
-          throw new FS.ErrnoError(44)
-        }
-        if (!link.node_ops.readlink) {
-          throw new FS.ErrnoError(28)
-        }
-        return PATH_FS.resolve(
-          FS.getPath(link.parent),
-          link.node_ops.readlink(link)
-        )
-      },
-      stat: (path, dontFollow) => {
-        var lookup = FS.lookupPath(path, { follow: !dontFollow })
-        var node = lookup.node
-        if (!node) {
-          throw new FS.ErrnoError(44)
-        }
-        if (!node.node_ops.getattr) {
-          throw new FS.ErrnoError(63)
-        }
-        return node.node_ops.getattr(node)
-      },
-      lstat: path => {
-        return FS.stat(path, true)
-      },
-      chmod: (path, mode, dontFollow) => {
-        var node
-        if (typeof path == 'string') {
-          var lookup = FS.lookupPath(path, { follow: !dontFollow })
-          node = lookup.node
-        } else {
-          node = path
-        }
-        if (!node.node_ops.setattr) {
-          throw new FS.ErrnoError(63)
-        }
-        node.node_ops.setattr(node, {
-          mode: (mode & 4095) | (node.mode & ~4095),
-          timestamp: Date.now(),
-        })
-      },
-      lchmod: (path, mode) => {
-        FS.chmod(path, mode, true)
-      },
-      fchmod: (fd, mode) => {
-        var stream = FS.getStream(fd)
-        if (!stream) {
-          throw new FS.ErrnoError(8)
-        }
-        FS.chmod(stream.node, mode)
-      },
-      chown: (path, uid, gid, dontFollow) => {
-        var node
-        if (typeof path == 'string') {
-          var lookup = FS.lookupPath(path, { follow: !dontFollow })
-          node = lookup.node
-        } else {
-          node = path
-        }
-        if (!node.node_ops.setattr) {
-          throw new FS.ErrnoError(63)
-        }
-        node.node_ops.setattr(node, { timestamp: Date.now() })
-      },
-      lchown: (path, uid, gid) => {
-        FS.chown(path, uid, gid, true)
-      },
-      fchown: (fd, uid, gid) => {
-        var stream = FS.getStream(fd)
-        if (!stream) {
-          throw new FS.ErrnoError(8)
-        }
-        FS.chown(stream.node, uid, gid)
-      },
-      truncate: (path, len) => {
-        if (len < 0) {
-          throw new FS.ErrnoError(28)
-        }
-        var node
-        if (typeof path == 'string') {
-          var lookup = FS.lookupPath(path, { follow: true })
-          node = lookup.node
-        } else {
-          node = path
-        }
-        if (!node.node_ops.setattr) {
-          throw new FS.ErrnoError(63)
-        }
-        if (FS.isDir(node.mode)) {
-          throw new FS.ErrnoError(31)
-        }
-        if (!FS.isFile(node.mode)) {
-          throw new FS.ErrnoError(28)
-        }
-        var errCode = FS.nodePermissions(node, 'w')
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        node.node_ops.setattr(node, { size: len, timestamp: Date.now() })
-      },
-      ftruncate: (fd, len) => {
-        var stream = FS.getStream(fd)
-        if (!stream) {
-          throw new FS.ErrnoError(8)
-        }
-        if ((stream.flags & 2097155) === 0) {
-          throw new FS.ErrnoError(28)
-        }
-        FS.truncate(stream.node, len)
-      },
-      utime: (path, atime, mtime) => {
-        var lookup = FS.lookupPath(path, { follow: true })
-        var node = lookup.node
-        node.node_ops.setattr(node, { timestamp: Math.max(atime, mtime) })
-      },
-      open: (path, flags, mode) => {
-        if (path === '') {
-          throw new FS.ErrnoError(44)
-        }
-        flags = typeof flags == 'string' ? FS.modeStringToFlags(flags) : flags
-        mode = typeof mode == 'undefined' ? 438 : mode
-        if (flags & 64) {
-          mode = (mode & 4095) | 32768
-        } else {
-          mode = 0
-        }
-        var node
-        if (typeof path == 'object') {
-          node = path
-        } else {
-          path = PATH.normalize(path)
-          try {
-            var lookup = FS.lookupPath(path, { follow: !(flags & 131072) })
-            node = lookup.node
-          } catch (e) {}
-        }
-        var created = false
-        if (flags & 64) {
-          if (node) {
-            if (flags & 128) {
-              throw new FS.ErrnoError(20)
-            }
-          } else {
-            node = FS.mknod(path, mode, 0)
-            created = true
-          }
-        }
-        if (!node) {
-          throw new FS.ErrnoError(44)
-        }
-        if (FS.isChrdev(node.mode)) {
-          flags &= ~512
-        }
-        if (flags & 65536 && !FS.isDir(node.mode)) {
-          throw new FS.ErrnoError(54)
-        }
-        if (!created) {
-          var errCode = FS.mayOpen(node, flags)
-          if (errCode) {
-            throw new FS.ErrnoError(errCode)
-          }
-        }
-        if (flags & 512 && !created) {
-          FS.truncate(node, 0)
-        }
-        flags &= ~(128 | 512 | 131072)
-        var stream = FS.createStream({
-          node: node,
-          path: FS.getPath(node),
-          flags: flags,
-          seekable: true,
-          position: 0,
-          stream_ops: node.stream_ops,
-          ungotten: [],
-          error: false,
-        })
-        if (stream.stream_ops.open) {
-          stream.stream_ops.open(stream)
-        }
-        if (Module['logReadFiles'] && !(flags & 1)) {
-          if (!FS.readFiles) FS.readFiles = {}
-          if (!(path in FS.readFiles)) {
-            FS.readFiles[path] = 1
-          }
-        }
-        return stream
-      },
-      close: stream => {
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if (stream.getdents) stream.getdents = null
-        try {
-          if (stream.stream_ops.close) {
-            stream.stream_ops.close(stream)
-          }
-        } catch (e) {
-          throw e
-        } finally {
-          FS.closeStream(stream.fd)
-        }
-        stream.fd = null
-      },
-      isClosed: stream => {
-        return stream.fd === null
-      },
-      llseek: (stream, offset, whence) => {
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if (!stream.seekable || !stream.stream_ops.llseek) {
-          throw new FS.ErrnoError(70)
-        }
-        if (whence != 0 && whence != 1 && whence != 2) {
-          throw new FS.ErrnoError(28)
-        }
-        stream.position = stream.stream_ops.llseek(stream, offset, whence)
-        stream.ungotten = []
-        return stream.position
-      },
-      read: (stream, buffer, offset, length, position) => {
-        if (length < 0 || position < 0) {
-          throw new FS.ErrnoError(28)
-        }
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if ((stream.flags & 2097155) === 1) {
-          throw new FS.ErrnoError(8)
-        }
-        if (FS.isDir(stream.node.mode)) {
-          throw new FS.ErrnoError(31)
-        }
-        if (!stream.stream_ops.read) {
-          throw new FS.ErrnoError(28)
-        }
-        var seeking = typeof position != 'undefined'
-        if (!seeking) {
-          position = stream.position
-        } else if (!stream.seekable) {
-          throw new FS.ErrnoError(70)
-        }
-        var bytesRead = stream.stream_ops.read(
-          stream,
-          buffer,
-          offset,
-          length,
-          position
-        )
-        if (!seeking) stream.position += bytesRead
-        return bytesRead
-      },
-      write: (stream, buffer, offset, length, position, canOwn) => {
-        if (length < 0 || position < 0) {
-          throw new FS.ErrnoError(28)
-        }
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if ((stream.flags & 2097155) === 0) {
-          throw new FS.ErrnoError(8)
-        }
-        if (FS.isDir(stream.node.mode)) {
-          throw new FS.ErrnoError(31)
-        }
-        if (!stream.stream_ops.write) {
-          throw new FS.ErrnoError(28)
-        }
-        if (stream.seekable && stream.flags & 1024) {
-          FS.llseek(stream, 0, 2)
-        }
-        var seeking = typeof position != 'undefined'
-        if (!seeking) {
-          position = stream.position
-        } else if (!stream.seekable) {
-          throw new FS.ErrnoError(70)
-        }
-        var bytesWritten = stream.stream_ops.write(
-          stream,
-          buffer,
-          offset,
-          length,
-          position,
-          canOwn
-        )
-        if (!seeking) stream.position += bytesWritten
-        return bytesWritten
-      },
-      allocate: (stream, offset, length) => {
-        if (FS.isClosed(stream)) {
-          throw new FS.ErrnoError(8)
-        }
-        if (offset < 0 || length <= 0) {
-          throw new FS.ErrnoError(28)
-        }
-        if ((stream.flags & 2097155) === 0) {
-          throw new FS.ErrnoError(8)
-        }
-        if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) {
-          throw new FS.ErrnoError(43)
-        }
-        if (!stream.stream_ops.allocate) {
-          throw new FS.ErrnoError(138)
-        }
-        stream.stream_ops.allocate(stream, offset, length)
-      },
-      mmap: (stream, length, position, prot, flags) => {
-        if (
-          (prot & 2) !== 0 &&
-          (flags & 2) === 0 &&
-          (stream.flags & 2097155) !== 2
-        ) {
-          throw new FS.ErrnoError(2)
-        }
-        if ((stream.flags & 2097155) === 1) {
-          throw new FS.ErrnoError(2)
-        }
-        if (!stream.stream_ops.mmap) {
-          throw new FS.ErrnoError(43)
-        }
-        return stream.stream_ops.mmap(stream, length, position, prot, flags)
-      },
-      msync: (stream, buffer, offset, length, mmapFlags) => {
-        if (!stream.stream_ops.msync) {
-          return 0
-        }
-        return stream.stream_ops.msync(
-          stream,
-          buffer,
-          offset,
-          length,
-          mmapFlags
-        )
-      },
-      munmap: stream => 0,
-      ioctl: (stream, cmd, arg) => {
-        if (!stream.stream_ops.ioctl) {
-          throw new FS.ErrnoError(59)
-        }
-        return stream.stream_ops.ioctl(stream, cmd, arg)
-      },
-      readFile: (path, opts = {}) => {
-        opts.flags = opts.flags || 0
-        opts.encoding = opts.encoding || 'binary'
-        if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') {
-          throw new Error('Invalid encoding type "' + opts.encoding + '"')
-        }
-        var ret
-        var stream = FS.open(path, opts.flags)
-        var stat = FS.stat(path)
-        var length = stat.size
-        var buf = new Uint8Array(length)
-        FS.read(stream, buf, 0, length, 0)
-        if (opts.encoding === 'utf8') {
-          ret = UTF8ArrayToString(buf, 0)
-        } else if (opts.encoding === 'binary') {
-          ret = buf
-        }
-        FS.close(stream)
-        return ret
-      },
-      writeFile: (path, data, opts = {}) => {
-        opts.flags = opts.flags || 577
-        var stream = FS.open(path, opts.flags, opts.mode)
-        if (typeof data == 'string') {
-          var buf = new Uint8Array(lengthBytesUTF8(data) + 1)
-          var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length)
-          FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn)
-        } else if (ArrayBuffer.isView(data)) {
-          FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn)
-        } else {
-          throw new Error('Unsupported data type')
-        }
-        FS.close(stream)
-      },
-      cwd: () => FS.currentPath,
-      chdir: path => {
-        var lookup = FS.lookupPath(path, { follow: true })
-        if (lookup.node === null) {
-          throw new FS.ErrnoError(44)
-        }
-        if (!FS.isDir(lookup.node.mode)) {
-          throw new FS.ErrnoError(54)
-        }
-        var errCode = FS.nodePermissions(lookup.node, 'x')
-        if (errCode) {
-          throw new FS.ErrnoError(errCode)
-        }
-        FS.currentPath = lookup.path
-      },
-      createDefaultDirectories: () => {
-        FS.mkdir('/tmp')
-        FS.mkdir('/home')
-        FS.mkdir('/home/web_user')
-      },
-      createDefaultDevices: () => {
-        FS.mkdir('/dev')
-        FS.registerDevice(FS.makedev(1, 3), {
-          read: () => 0,
-          write: (stream, buffer, offset, length, pos) => length,
-        })
-        FS.mkdev('/dev/null', FS.makedev(1, 3))
-        TTY.register(FS.makedev(5, 0), TTY.default_tty_ops)
-        TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops)
-        FS.mkdev('/dev/tty', FS.makedev(5, 0))
-        FS.mkdev('/dev/tty1', FS.makedev(6, 0))
-        var random_device = getRandomDevice()
-        FS.createDevice('/dev', 'random', random_device)
-        FS.createDevice('/dev', 'urandom', random_device)
-        FS.mkdir('/dev/shm')
-        FS.mkdir('/dev/shm/tmp')
-      },
-      createSpecialDirectories: () => {
-        FS.mkdir('/proc')
-        var proc_self = FS.mkdir('/proc/self')
-        FS.mkdir('/proc/self/fd')
-        FS.mount(
-          {
-            mount: () => {
-              var node = FS.createNode(proc_self, 'fd', 16384 | 511, 73)
-              node.node_ops = {
-                lookup: (parent, name) => {
-                  var fd = +name
-                  var stream = FS.getStream(fd)
-                  if (!stream) throw new FS.ErrnoError(8)
-                  var ret = {
-                    parent: null,
-                    mount: { mountpoint: 'fake' },
-                    node_ops: { readlink: () => stream.path },
-                  }
-                  ret.parent = ret
-                  return ret
-                },
-              }
-              return node
-            },
-          },
-          {},
-          '/proc/self/fd'
-        )
-      },
-      createStandardStreams: () => {
-        if (Module['stdin']) {
-          FS.createDevice('/dev', 'stdin', Module['stdin'])
-        } else {
-          FS.symlink('/dev/tty', '/dev/stdin')
-        }
-        if (Module['stdout']) {
-          FS.createDevice('/dev', 'stdout', null, Module['stdout'])
-        } else {
-          FS.symlink('/dev/tty', '/dev/stdout')
-        }
-        if (Module['stderr']) {
-          FS.createDevice('/dev', 'stderr', null, Module['stderr'])
-        } else {
-          FS.symlink('/dev/tty1', '/dev/stderr')
-        }
-        var stdin = FS.open('/dev/stdin', 0)
-        var stdout = FS.open('/dev/stdout', 1)
-        var stderr = FS.open('/dev/stderr', 1)
-      },
-      ensureErrnoError: () => {
-        if (FS.ErrnoError) return
-        FS.ErrnoError = function ErrnoError(errno, node) {
-          this.node = node
-          this.setErrno = function(errno) {
-            this.errno = errno
-          }
-          this.setErrno(errno)
-          this.message = 'FS error'
-        }
-        FS.ErrnoError.prototype = new Error()
-        FS.ErrnoError.prototype.constructor = FS.ErrnoError
-        ;[44].forEach(code => {
-          FS.genericErrors[code] = new FS.ErrnoError(code)
-          FS.genericErrors[code].stack = '<generic error, no stack>'
-        })
-      },
-      staticInit: () => {
-        FS.ensureErrnoError()
-        FS.nameTable = new Array(4096)
-        FS.mount(MEMFS, {}, '/')
-        FS.createDefaultDirectories()
-        FS.createDefaultDevices()
-        FS.createSpecialDirectories()
-        FS.filesystems = { MEMFS: MEMFS, NODEFS: NODEFS }
-      },
-      init: (input, output, error) => {
-        FS.init.initialized = true
-        FS.ensureErrnoError()
-        Module['stdin'] = input || Module['stdin']
-        Module['stdout'] = output || Module['stdout']
-        Module['stderr'] = error || Module['stderr']
-        FS.createStandardStreams()
-      },
-      quit: () => {
-        FS.init.initialized = false
-        for (var i = 0; i < FS.streams.length; i++) {
-          var stream = FS.streams[i]
-          if (!stream) {
-            continue
-          }
-          FS.close(stream)
-        }
-      },
-      getMode: (canRead, canWrite) => {
-        var mode = 0
-        if (canRead) mode |= 292 | 73
-        if (canWrite) mode |= 146
-        return mode
-      },
-      findObject: (path, dontResolveLastLink) => {
-        var ret = FS.analyzePath(path, dontResolveLastLink)
-        if (!ret.exists) {
-          return null
-        }
-        return ret.object
-      },
-      analyzePath: (path, dontResolveLastLink) => {
-        try {
-          var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink })
-          path = lookup.path
-        } catch (e) {}
-        var ret = {
-          isRoot: false,
-          exists: false,
-          error: 0,
-          name: null,
-          path: null,
-          object: null,
-          parentExists: false,
-          parentPath: null,
-          parentObject: null,
-        }
-        try {
-          var lookup = FS.lookupPath(path, { parent: true })
-          ret.parentExists = true
-          ret.parentPath = lookup.path
-          ret.parentObject = lookup.node
-          ret.name = PATH.basename(path)
-          lookup = FS.lookupPath(path, { follow: !dontResolveLastLink })
-          ret.exists = true
-          ret.path = lookup.path
-          ret.object = lookup.node
-          ret.name = lookup.node.name
-          ret.isRoot = lookup.path === '/'
-        } catch (e) {
-          ret.error = e.errno
-        }
-        return ret
-      },
-      createPath: (parent, path, canRead, canWrite) => {
-        parent = typeof parent == 'string' ? parent : FS.getPath(parent)
-        var parts = path.split('/').reverse()
-        while (parts.length) {
-          var part = parts.pop()
-          if (!part) continue
-          var current = PATH.join2(parent, part)
-          try {
-            FS.mkdir(current)
-          } catch (e) {}
-          parent = current
-        }
-        return current
-      },
-      createFile: (parent, name, properties, canRead, canWrite) => {
-        var path = PATH.join2(
-          typeof parent == 'string' ? parent : FS.getPath(parent),
-          name
-        )
-        var mode = FS.getMode(canRead, canWrite)
-        return FS.create(path, mode)
-      },
-      createDataFile: (parent, name, data, canRead, canWrite, canOwn) => {
-        var path = name
-        if (parent) {
-          parent = typeof parent == 'string' ? parent : FS.getPath(parent)
-          path = name ? PATH.join2(parent, name) : parent
-        }
-        var mode = FS.getMode(canRead, canWrite)
-        var node = FS.create(path, mode)
-        if (data) {
-          if (typeof data == 'string') {
-            var arr = new Array(data.length)
-            for (var i = 0, len = data.length; i < len; ++i)
-              arr[i] = data.charCodeAt(i)
-            data = arr
-          }
-          FS.chmod(node, mode | 146)
-          var stream = FS.open(node, 577)
-          FS.write(stream, data, 0, data.length, 0, canOwn)
-          FS.close(stream)
-          FS.chmod(node, mode)
-        }
-        return node
-      },
-      createDevice: (parent, name, input, output) => {
-        var path = PATH.join2(
-          typeof parent == 'string' ? parent : FS.getPath(parent),
-          name
-        )
-        var mode = FS.getMode(!!input, !!output)
-        if (!FS.createDevice.major) FS.createDevice.major = 64
-        var dev = FS.makedev(FS.createDevice.major++, 0)
-        FS.registerDevice(dev, {
-          open: stream => {
-            stream.seekable = false
-          },
-          close: stream => {
-            if (output && output.buffer && output.buffer.length) {
-              output(10)
-            }
-          },
-          read: (stream, buffer, offset, length, pos) => {
-            var bytesRead = 0
-            for (var i = 0; i < length; i++) {
-              var result
-              try {
-                result = input()
-              } catch (e) {
-                throw new FS.ErrnoError(29)
-              }
-              if (result === undefined && bytesRead === 0) {
-                throw new FS.ErrnoError(6)
-              }
-              if (result === null || result === undefined) break
-              bytesRead++
-              buffer[offset + i] = result
-            }
-            if (bytesRead) {
-              stream.node.timestamp = Date.now()
-            }
-            return bytesRead
-          },
-          write: (stream, buffer, offset, length, pos) => {
-            for (var i = 0; i < length; i++) {
-              try {
-                output(buffer[offset + i])
-              } catch (e) {
-                throw new FS.ErrnoError(29)
-              }
-            }
-            if (length) {
-              stream.node.timestamp = Date.now()
-            }
-            return i
-          },
-        })
-        return FS.mkdev(path, mode, dev)
-      },
-      forceLoadFile: obj => {
-        if (obj.isDevice || obj.isFolder || obj.link || obj.contents)
-          return true
-        if (typeof XMLHttpRequest != 'undefined') {
-          throw new Error(
-            'Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.'
-          )
-        } else if (read_) {
-          try {
-            obj.contents = intArrayFromString(read_(obj.url), true)
-            obj.usedBytes = obj.contents.length
-          } catch (e) {
-            throw new FS.ErrnoError(29)
-          }
-        } else {
-          throw new Error('Cannot load without read() or XMLHttpRequest.')
-        }
-      },
-      createLazyFile: (parent, name, url, canRead, canWrite) => {
-        function LazyUint8Array() {
-          this.lengthKnown = false
-          this.chunks = []
-        }
-        LazyUint8Array.prototype.get = function LazyUint8Array_get(idx) {
-          if (idx > this.length - 1 || idx < 0) {
-            return undefined
-          }
-          var chunkOffset = idx % this.chunkSize
-          var chunkNum = (idx / this.chunkSize) | 0
-          return this.getter(chunkNum)[chunkOffset]
-        }
-        LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(
-          getter
-        ) {
-          this.getter = getter
-        }
-        LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() {
-          var xhr = new XMLHttpRequest()
-          xhr.open('HEAD', url, false)
-          xhr.send(null)
-          if (!((xhr.status >= 200 && xhr.status < 300) || xhr.status === 304))
-            throw new Error("Couldn't load " + url + '. Status: ' + xhr.status)
-          var datalength = Number(xhr.getResponseHeader('Content-length'))
-          var header
-          var hasByteServing =
-            (header = xhr.getResponseHeader('Accept-Ranges')) &&
-            header === 'bytes'
-          var usesGzip =
-            (header = xhr.getResponseHeader('Content-Encoding')) &&
-            header === 'gzip'
-          var chunkSize = 1024 * 1024
-          if (!hasByteServing) chunkSize = datalength
-          var doXHR = (from, to) => {
-            if (from > to)
-              throw new Error(
-                'invalid range (' +
-                  from +
-                  ', ' +
-                  to +
-                  ') or no bytes requested!'
-              )
-            if (to > datalength - 1)
-              throw new Error(
-                'only ' + datalength + ' bytes available! programmer error!'
-              )
-            var xhr = new XMLHttpRequest()
-            xhr.open('GET', url, false)
-            if (datalength !== chunkSize)
-              xhr.setRequestHeader('Range', 'bytes=' + from + '-' + to)
-            xhr.responseType = 'arraybuffer'
-            if (xhr.overrideMimeType) {
-              xhr.overrideMimeType('text/plain; charset=x-user-defined')
-            }
-            xhr.send(null)
-            if (
-              !((xhr.status >= 200 && xhr.status < 300) || xhr.status === 304)
-            )
-              throw new Error(
-                "Couldn't load " + url + '. Status: ' + xhr.status
-              )
-            if (xhr.response !== undefined) {
-              return new Uint8Array(xhr.response || [])
-            }
-            return intArrayFromString(xhr.responseText || '', true)
-          }
-          var lazyArray = this
-          lazyArray.setDataGetter(chunkNum => {
-            var start = chunkNum * chunkSize
-            var end = (chunkNum + 1) * chunkSize - 1
-            end = Math.min(end, datalength - 1)
-            if (typeof lazyArray.chunks[chunkNum] == 'undefined') {
-              lazyArray.chunks[chunkNum] = doXHR(start, end)
-            }
-            if (typeof lazyArray.chunks[chunkNum] == 'undefined')
-              throw new Error('doXHR failed!')
-            return lazyArray.chunks[chunkNum]
-          })
-          if (usesGzip || !datalength) {
-            chunkSize = datalength = 1
-            datalength = this.getter(0).length
-            chunkSize = datalength
-            out(
-              'LazyFiles on gzip forces download of the whole file when length is accessed'
-            )
-          }
-          this._length = datalength
-          this._chunkSize = chunkSize
-          this.lengthKnown = true
-        }
-        if (typeof XMLHttpRequest != 'undefined') {
-          if (!ENVIRONMENT_IS_WORKER)
-            throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'
-          var lazyArray = new LazyUint8Array()
-          Object.defineProperties(lazyArray, {
-            length: {
-              get: function() {
-                if (!this.lengthKnown) {
-                  this.cacheLength()
-                }
-                return this._length
-              },
-            },
-            chunkSize: {
-              get: function() {
-                if (!this.lengthKnown) {
-                  this.cacheLength()
-                }
-                return this._chunkSize
-              },
-            },
-          })
-          var properties = { isDevice: false, contents: lazyArray }
-        } else {
-          var properties = { isDevice: false, url: url }
-        }
-        var node = FS.createFile(parent, name, properties, canRead, canWrite)
-        if (properties.contents) {
-          node.contents = properties.contents
-        } else if (properties.url) {
-          node.contents = null
-          node.url = properties.url
-        }
-        Object.defineProperties(node, {
-          usedBytes: {
-            get: function() {
-              return this.contents.length
-            },
-          },
-        })
-        var stream_ops = {}
-        var keys = Object.keys(node.stream_ops)
-        keys.forEach(key => {
-          var fn = node.stream_ops[key]
-          stream_ops[key] = function forceLoadLazyFile() {
-            FS.forceLoadFile(node)
-            return fn.apply(null, arguments)
-          }
-        })
-        function writeChunks(stream, buffer, offset, length, position) {
-          var contents = stream.node.contents
-          if (position >= contents.length) return 0
-          var size = Math.min(contents.length - position, length)
-          if (contents.slice) {
-            for (var i = 0; i < size; i++) {
-              buffer[offset + i] = contents[position + i]
-            }
-          } else {
-            for (var i = 0; i < size; i++) {
-              buffer[offset + i] = contents.get(position + i)
-            }
-          }
-          return size
-        }
-        stream_ops.read = (stream, buffer, offset, length, position) => {
-          FS.forceLoadFile(node)
-          return writeChunks(stream, buffer, offset, length, position)
-        }
-        stream_ops.mmap = (stream, length, position, prot, flags) => {
-          FS.forceLoadFile(node)
-          var ptr = mmapAlloc(length)
-          if (!ptr) {
-            throw new FS.ErrnoError(48)
-          }
-          writeChunks(stream, HEAP8, ptr, length, position)
-          return { ptr: ptr, allocated: true }
-        }
-        node.stream_ops = stream_ops
-        return node
-      },
-      createPreloadedFile: (
-        parent,
-        name,
-        url,
-        canRead,
-        canWrite,
-        onload,
-        onerror,
-        dontCreateFile,
-        canOwn,
-        preFinish
-      ) => {
-        var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent
-        var dep = getUniqueRunDependency('cp ' + fullname)
-        function processData(byteArray) {
-          function finish(byteArray) {
-            if (preFinish) preFinish()
-            if (!dontCreateFile) {
-              FS.createDataFile(
-                parent,
-                name,
-                byteArray,
-                canRead,
-                canWrite,
-                canOwn
-              )
-            }
-            if (onload) onload()
-            removeRunDependency(dep)
-          }
-          if (
-            Browser.handledByPreloadPlugin(byteArray, fullname, finish, () => {
-              if (onerror) onerror()
-              removeRunDependency(dep)
-            })
-          ) {
-            return
-          }
-          finish(byteArray)
-        }
-        addRunDependency(dep)
-        if (typeof url == 'string') {
-          asyncLoad(url, byteArray => processData(byteArray), onerror)
-        } else {
-          processData(url)
-        }
-      },
-      indexedDB: () => {
-        return (
-          window.indexedDB ||
-          window.mozIndexedDB ||
-          window.webkitIndexedDB ||
-          window.msIndexedDB
-        )
-      },
-      DB_NAME: () => {
-        return 'EM_FS_' + window.location.pathname
-      },
-      DB_VERSION: 20,
-      DB_STORE_NAME: 'FILE_DATA',
-      saveFilesToDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = () => {
-          out('creating db')
-          var db = openRequest.result
-          db.createObjectStore(FS.DB_STORE_NAME)
-        }
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite')
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var putRequest = files.put(
-              FS.analyzePath(path).object.contents,
-              path
-            )
-            putRequest.onsuccess = () => {
-              ok++
-              if (ok + fail == total) finish()
-            }
-            putRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
-        }
-        openRequest.onerror = onerror
-      },
-      loadFilesFromDB: (paths, onload, onerror) => {
-        onload = onload || (() => {})
-        onerror = onerror || (() => {})
-        var indexedDB = FS.indexedDB()
-        try {
-          var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION)
-        } catch (e) {
-          return onerror(e)
-        }
-        openRequest.onupgradeneeded = onerror
-        openRequest.onsuccess = () => {
-          var db = openRequest.result
-          try {
-            var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly')
-          } catch (e) {
-            onerror(e)
-            return
-          }
-          var files = transaction.objectStore(FS.DB_STORE_NAME)
-          var ok = 0,
-            fail = 0,
-            total = paths.length
-          function finish() {
-            if (fail == 0) onload()
-            else onerror()
-          }
-          paths.forEach(path => {
-            var getRequest = files.get(path)
-            getRequest.onsuccess = () => {
-              if (FS.analyzePath(path).exists) {
-                FS.unlink(path)
-              }
-              FS.createDataFile(
-                PATH.dirname(path),
-                PATH.basename(path),
-                getRequest.result,
-                true,
-                true,
-                true
-              )
-              ok++
-              if (ok + fail == total) finish()
-            }
-            getRequest.onerror = () => {
-              fail++
-              if (ok + fail == total) finish()
-            }
-          })
-          transaction.onerror = onerror
-        }
-        openRequest.onerror = onerror
-      },
-    }
-    var SYSCALLS = {
-      DEFAULT_POLLMASK: 5,
-      calculateAt: function(dirfd, path, allowEmpty) {
-        if (PATH.isAbs(path)) {
-          return path
-        }
-        var dir
-        if (dirfd === -100) {
-          dir = FS.cwd()
-        } else {
-          var dirstream = SYSCALLS.getStreamFromFD(dirfd)
-          dir = dirstream.path
-        }
-        if (path.length == 0) {
-          if (!allowEmpty) {
-            throw new FS.ErrnoError(44)
-          }
-          return dir
-        }
-        return PATH.join2(dir, path)
-      },
-      doStat: function(func, path, buf) {
-        try {
-          var stat = func(path)
-        } catch (e) {
-          if (
-            e &&
-            e.node &&
-            PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))
-          ) {
-            return -54
-          }
-          throw e
-        }
-        HEAP32[buf >> 2] = stat.dev
-        HEAP32[(buf + 8) >> 2] = stat.ino
-        HEAP32[(buf + 12) >> 2] = stat.mode
-        HEAPU32[(buf + 16) >> 2] = stat.nlink
-        HEAP32[(buf + 20) >> 2] = stat.uid
-        HEAP32[(buf + 24) >> 2] = stat.gid
-        HEAP32[(buf + 28) >> 2] = stat.rdev
-        ;(tempI64 = [
-          stat.size >>> 0,
-          ((tempDouble = stat.size),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 40) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 44) >> 2] = tempI64[1])
-        HEAP32[(buf + 48) >> 2] = 4096
-        HEAP32[(buf + 52) >> 2] = stat.blocks
-        var atime = stat.atime.getTime()
-        var mtime = stat.mtime.getTime()
-        var ctime = stat.ctime.getTime()
-        ;(tempI64 = [
-          Math.floor(atime / 1e3) >>> 0,
-          ((tempDouble = Math.floor(atime / 1e3)),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 56) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 60) >> 2] = tempI64[1])
-        HEAPU32[(buf + 64) >> 2] = (atime % 1e3) * 1e3
-        ;(tempI64 = [
-          Math.floor(mtime / 1e3) >>> 0,
-          ((tempDouble = Math.floor(mtime / 1e3)),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 72) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 76) >> 2] = tempI64[1])
-        HEAPU32[(buf + 80) >> 2] = (mtime % 1e3) * 1e3
-        ;(tempI64 = [
-          Math.floor(ctime / 1e3) >>> 0,
-          ((tempDouble = Math.floor(ctime / 1e3)),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 88) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 92) >> 2] = tempI64[1])
-        HEAPU32[(buf + 96) >> 2] = (ctime % 1e3) * 1e3
-        ;(tempI64 = [
-          stat.ino >>> 0,
-          ((tempDouble = stat.ino),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[(buf + 104) >> 2] = tempI64[0]),
-          (HEAP32[(buf + 108) >> 2] = tempI64[1])
-        return 0
-      },
-      doMsync: function(addr, stream, len, flags, offset) {
-        if (!FS.isFile(stream.node.mode)) {
-          throw new FS.ErrnoError(43)
-        }
-        if (flags & 2) {
-          return 0
-        }
-        var buffer = HEAPU8.slice(addr, addr + len)
-        FS.msync(stream, buffer, offset, len, flags)
-      },
-      varargs: undefined,
-      get: function() {
-        SYSCALLS.varargs += 4
-        var ret = HEAP32[(SYSCALLS.varargs - 4) >> 2]
-        return ret
-      },
-      getStr: function(ptr) {
-        var ret = UTF8ToString(ptr)
-        return ret
-      },
-      getStreamFromFD: function(fd) {
-        var stream = FS.getStream(fd)
-        if (!stream) throw new FS.ErrnoError(8)
-        return stream
-      },
-    }
-    function ___syscall_fcntl64(fd, cmd, varargs) {
-      SYSCALLS.varargs = varargs
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        switch (cmd) {
-          case 0: {
-            var arg = SYSCALLS.get()
-            if (arg < 0) {
-              return -28
-            }
-            var newStream
-            newStream = FS.createStream(stream, arg)
-            return newStream.fd
-          }
-          case 1:
-          case 2:
-            return 0
-          case 3:
-            return stream.flags
-          case 4: {
-            var arg = SYSCALLS.get()
-            stream.flags |= arg
-            return 0
-          }
-          case 5: {
-            var arg = SYSCALLS.get()
-            var offset = 0
-            HEAP16[(arg + offset) >> 1] = 2
-            return 0
-          }
-          case 6:
-          case 7:
-            return 0
-          case 16:
-          case 8:
-            return -28
-          case 9:
-            setErrNo(28)
-            return -1
-          default: {
-            return -28
-          }
-        }
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_getcwd(buf, size) {
-      try {
-        if (size === 0) return -28
-        var cwd = FS.cwd()
-        var cwdLengthInBytes = lengthBytesUTF8(cwd) + 1
-        if (size < cwdLengthInBytes) return -68
-        stringToUTF8(cwd, buf, size)
-        return cwdLengthInBytes
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_ioctl(fd, op, varargs) {
-      SYSCALLS.varargs = varargs
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        switch (op) {
-          case 21509:
-          case 21505: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          case 21510:
-          case 21511:
-          case 21512:
-          case 21506:
-          case 21507:
-          case 21508: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          case 21519: {
-            if (!stream.tty) return -59
-            var argp = SYSCALLS.get()
-            HEAP32[argp >> 2] = 0
-            return 0
-          }
-          case 21520: {
-            if (!stream.tty) return -59
-            return -28
-          }
-          case 21531: {
-            var argp = SYSCALLS.get()
-            return FS.ioctl(stream, op, argp)
-          }
-          case 21523: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          case 21524: {
-            if (!stream.tty) return -59
-            return 0
-          }
-          default:
-            return -28
-        }
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_openat(dirfd, path, flags, varargs) {
-      SYSCALLS.varargs = varargs
-      try {
-        path = SYSCALLS.getStr(path)
-        path = SYSCALLS.calculateAt(dirfd, path)
-        var mode = varargs ? SYSCALLS.get() : 0
-        return FS.open(path, flags, mode).fd
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_readlinkat(dirfd, path, buf, bufsize) {
-      try {
-        path = SYSCALLS.getStr(path)
-        path = SYSCALLS.calculateAt(dirfd, path)
-        if (bufsize <= 0) return -28
-        var ret = FS.readlink(path)
-        var len = Math.min(bufsize, lengthBytesUTF8(ret))
-        var endChar = HEAP8[buf + len]
-        stringToUTF8(ret, buf, bufsize + 1)
-        HEAP8[buf + len] = endChar
-        return len
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function ___syscall_stat64(path, buf) {
-      try {
-        path = SYSCALLS.getStr(path)
-        return SYSCALLS.doStat(FS.stat, path, buf)
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return -e.errno
-      }
-    }
-    function _abort() {
-      abort('')
-    }
-    function _emscripten_memcpy_big(dest, src, num) {
-      HEAPU8.copyWithin(dest, src, src + num)
-    }
-    function getHeapMax() {
-      return 2147483648
-    }
-    function emscripten_realloc_buffer(size) {
-      try {
-        wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16)
-        updateGlobalBufferAndViews(wasmMemory.buffer)
-        return 1
-      } catch (e) {}
-    }
-    function _emscripten_resize_heap(requestedSize) {
-      var oldSize = HEAPU8.length
-      requestedSize = requestedSize >>> 0
-      var maxHeapSize = getHeapMax()
-      if (requestedSize > maxHeapSize) {
-        return false
-      }
-      let alignUp = (x, multiple) =>
-        x + ((multiple - (x % multiple)) % multiple)
-      for (var cutDown = 1; cutDown <= 4; cutDown *= 2) {
-        var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown)
-        overGrownHeapSize = Math.min(
-          overGrownHeapSize,
-          requestedSize + 100663296
-        )
-        var newSize = Math.min(
-          maxHeapSize,
-          alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)
-        )
-        var replacement = emscripten_realloc_buffer(newSize)
-        if (replacement) {
-          return true
-        }
-      }
-      return false
-    }
-    var ENV = {}
-    function getExecutableName() {
-      return thisProgram || './this.program'
-    }
-    function getEnvStrings() {
-      if (!getEnvStrings.strings) {
-        var lang =
-          (
-            (typeof navigator == 'object' &&
-              navigator.languages &&
-              navigator.languages[0]) ||
-            'C'
-          ).replace('-', '_') + '.UTF-8'
-        var env = {
-          USER: 'web_user',
-          LOGNAME: 'web_user',
-          PATH: '/',
-          PWD: '/',
-          HOME: '/home/web_user',
-          LANG: lang,
-          _: getExecutableName(),
-        }
-        for (var x in ENV) {
-          if (ENV[x] === undefined) delete env[x]
-          else env[x] = ENV[x]
-        }
-        var strings = []
-        for (var x in env) {
-          strings.push(x + '=' + env[x])
-        }
-        getEnvStrings.strings = strings
-      }
-      return getEnvStrings.strings
-    }
-    function writeAsciiToMemory(str, buffer, dontAddNull) {
-      for (var i = 0; i < str.length; ++i) {
-        HEAP8[buffer++ >> 0] = str.charCodeAt(i)
-      }
-      if (!dontAddNull) HEAP8[buffer >> 0] = 0
-    }
-    function _environ_get(__environ, environ_buf) {
-      var bufSize = 0
-      getEnvStrings().forEach(function(string, i) {
-        var ptr = environ_buf + bufSize
-        HEAPU32[(__environ + i * 4) >> 2] = ptr
-        writeAsciiToMemory(string, ptr)
-        bufSize += string.length + 1
-      })
-      return 0
-    }
-    function _environ_sizes_get(penviron_count, penviron_buf_size) {
-      var strings = getEnvStrings()
-      HEAPU32[penviron_count >> 2] = strings.length
-      var bufSize = 0
-      strings.forEach(function(string) {
-        bufSize += string.length + 1
-      })
-      HEAPU32[penviron_buf_size >> 2] = bufSize
-      return 0
-    }
-    function _proc_exit(code) {
-      EXITSTATUS = code
-      if (!keepRuntimeAlive()) {
-        if (Module['onExit']) Module['onExit'](code)
-        ABORT = true
-      }
-      quit_(code, new ExitStatus(code))
-    }
-    function exitJS(status, implicit) {
-      EXITSTATUS = status
-      _proc_exit(status)
-    }
-    var _exit = exitJS
-    function _fd_close(fd) {
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        FS.close(stream)
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function doReadv(stream, iov, iovcnt, offset) {
-      var ret = 0
-      for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
-        iov += 8
-        var curr = FS.read(stream, HEAP8, ptr, len, offset)
-        if (curr < 0) return -1
-        ret += curr
-        if (curr < len) break
-      }
-      return ret
-    }
-    function _fd_read(fd, iov, iovcnt, pnum) {
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        var num = doReadv(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function convertI32PairToI53Checked(lo, hi) {
-      return (hi + 2097152) >>> 0 < 4194305 - !!lo
-        ? (lo >>> 0) + hi * 4294967296
-        : NaN
-    }
-    function _fd_seek(fd, offset_low, offset_high, whence, newOffset) {
-      try {
-        var offset = convertI32PairToI53Checked(offset_low, offset_high)
-        if (isNaN(offset)) return 61
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        FS.llseek(stream, offset, whence)
-        ;(tempI64 = [
-          stream.position >>> 0,
-          ((tempDouble = stream.position),
-          +Math.abs(tempDouble) >= 1
-            ? tempDouble > 0
-              ? (Math.min(+Math.floor(tempDouble / 4294967296), 4294967295) |
-                  0) >>>
-                0
-              : ~~+Math.ceil(
-                  (tempDouble - +(~~tempDouble >>> 0)) / 4294967296
-                ) >>> 0
-            : 0),
-        ]),
-          (HEAP32[newOffset >> 2] = tempI64[0]),
-          (HEAP32[(newOffset + 4) >> 2] = tempI64[1])
-        if (stream.getdents && offset === 0 && whence === 0)
-          stream.getdents = null
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function doWritev(stream, iov, iovcnt, offset) {
-      var ret = 0
-      for (var i = 0; i < iovcnt; i++) {
-        var ptr = HEAPU32[iov >> 2]
-        var len = HEAPU32[(iov + 4) >> 2]
-        iov += 8
-        var curr = FS.write(stream, HEAP8, ptr, len, offset)
-        if (curr < 0) return -1
-        ret += curr
-      }
-      return ret
-    }
-    function _fd_write(fd, iov, iovcnt, pnum) {
-      try {
-        var stream = SYSCALLS.getStreamFromFD(fd)
-        var num = doWritev(stream, iov, iovcnt)
-        HEAPU32[pnum >> 2] = num
-        return 0
-      } catch (e) {
-        if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e
-        return e.errno
-      }
-    }
-    function __isLeapYear(year) {
-      return year % 4 === 0 && (year % 100 !== 0 || year % 400 === 0)
-    }
-    function __arraySum(array, index) {
-      var sum = 0
-      for (var i = 0; i <= index; sum += array[i++]) {}
-      return sum
-    }
-    var __MONTH_DAYS_LEAP = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    var __MONTH_DAYS_REGULAR = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
-    function __addDays(date, days) {
-      var newDate = new Date(date.getTime())
-      while (days > 0) {
-        var leap = __isLeapYear(newDate.getFullYear())
-        var currentMonth = newDate.getMonth()
-        var daysInCurrentMonth = (leap
-          ? __MONTH_DAYS_LEAP
-          : __MONTH_DAYS_REGULAR)[currentMonth]
-        if (days > daysInCurrentMonth - newDate.getDate()) {
-          days -= daysInCurrentMonth - newDate.getDate() + 1
-          newDate.setDate(1)
-          if (currentMonth < 11) {
-            newDate.setMonth(currentMonth + 1)
-          } else {
-            newDate.setMonth(0)
-            newDate.setFullYear(newDate.getFullYear() + 1)
-          }
-        } else {
-          newDate.setDate(newDate.getDate() + days)
-          return newDate
-        }
-      }
-      return newDate
-    }
-    function writeArrayToMemory(array, buffer) {
-      HEAP8.set(array, buffer)
-    }
-    function _strftime(s, maxsize, format, tm) {
-      var tm_zone = HEAP32[(tm + 40) >> 2]
-      var date = {
-        tm_sec: HEAP32[tm >> 2],
-        tm_min: HEAP32[(tm + 4) >> 2],
-        tm_hour: HEAP32[(tm + 8) >> 2],
-        tm_mday: HEAP32[(tm + 12) >> 2],
-        tm_mon: HEAP32[(tm + 16) >> 2],
-        tm_year: HEAP32[(tm + 20) >> 2],
-        tm_wday: HEAP32[(tm + 24) >> 2],
-        tm_yday: HEAP32[(tm + 28) >> 2],
-        tm_isdst: HEAP32[(tm + 32) >> 2],
-        tm_gmtoff: HEAP32[(tm + 36) >> 2],
-        tm_zone: tm_zone ? UTF8ToString(tm_zone) : '',
-      }
-      var pattern = UTF8ToString(format)
-      var EXPANSION_RULES_1 = {
-        '%c': '%a %b %d %H:%M:%S %Y',
-        '%D': '%m/%d/%y',
-        '%F': '%Y-%m-%d',
-        '%h': '%b',
-        '%r': '%I:%M:%S %p',
-        '%R': '%H:%M',
-        '%T': '%H:%M:%S',
-        '%x': '%m/%d/%y',
-        '%X': '%H:%M:%S',
-        '%Ec': '%c',
-        '%EC': '%C',
-        '%Ex': '%m/%d/%y',
-        '%EX': '%H:%M:%S',
-        '%Ey': '%y',
-        '%EY': '%Y',
-        '%Od': '%d',
-        '%Oe': '%e',
-        '%OH': '%H',
-        '%OI': '%I',
-        '%Om': '%m',
-        '%OM': '%M',
-        '%OS': '%S',
-        '%Ou': '%u',
-        '%OU': '%U',
-        '%OV': '%V',
-        '%Ow': '%w',
-        '%OW': '%W',
-        '%Oy': '%y',
-      }
-      for (var rule in EXPANSION_RULES_1) {
-        pattern = pattern.replace(
-          new RegExp(rule, 'g'),
-          EXPANSION_RULES_1[rule]
-        )
-      }
-      var WEEKDAYS = [
-        'Sunday',
-        'Monday',
-        'Tuesday',
-        'Wednesday',
-        'Thursday',
-        'Friday',
-        'Saturday',
-      ]
-      var MONTHS = [
-        'January',
-        'February',
-        'March',
-        'April',
-        'May',
-        'June',
-        'July',
-        'August',
-        'September',
-        'October',
-        'November',
-        'December',
-      ]
-      function leadingSomething(value, digits, character) {
-        var str = typeof value == 'number' ? value.toString() : value || ''
-        while (str.length < digits) {
-          str = character[0] + str
-        }
-        return str
-      }
-      function leadingNulls(value, digits) {
-        return leadingSomething(value, digits, '0')
-      }
-      function compareByDay(date1, date2) {
-        function sgn(value) {
-          return value < 0 ? -1 : value > 0 ? 1 : 0
-        }
-        var compare
-        if ((compare = sgn(date1.getFullYear() - date2.getFullYear())) === 0) {
-          if ((compare = sgn(date1.getMonth() - date2.getMonth())) === 0) {
-            compare = sgn(date1.getDate() - date2.getDate())
-          }
-        }
-        return compare
-      }
-      function getFirstWeekStartDate(janFourth) {
-        switch (janFourth.getDay()) {
-          case 0:
-            return new Date(janFourth.getFullYear() - 1, 11, 29)
-          case 1:
-            return janFourth
-          case 2:
-            return new Date(janFourth.getFullYear(), 0, 3)
-          case 3:
-            return new Date(janFourth.getFullYear(), 0, 2)
-          case 4:
-            return new Date(janFourth.getFullYear(), 0, 1)
-          case 5:
-            return new Date(janFourth.getFullYear() - 1, 11, 31)
-          case 6:
-            return new Date(janFourth.getFullYear() - 1, 11, 30)
-        }
-      }
-      function getWeekBasedYear(date) {
-        var thisDate = __addDays(
-          new Date(date.tm_year + 1900, 0, 1),
-          date.tm_yday
-        )
-        var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4)
-        var janFourthNextYear = new Date(thisDate.getFullYear() + 1, 0, 4)
-        var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear)
-        var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear)
-        if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) {
-          if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) {
-            return thisDate.getFullYear() + 1
-          }
-          return thisDate.getFullYear()
-        }
-        return thisDate.getFullYear() - 1
-      }
-      var EXPANSION_RULES_2 = {
-        '%a': function(date) {
-          return WEEKDAYS[date.tm_wday].substring(0, 3)
-        },
-        '%A': function(date) {
-          return WEEKDAYS[date.tm_wday]
-        },
-        '%b': function(date) {
-          return MONTHS[date.tm_mon].substring(0, 3)
-        },
-        '%B': function(date) {
-          return MONTHS[date.tm_mon]
-        },
-        '%C': function(date) {
-          var year = date.tm_year + 1900
-          return leadingNulls((year / 100) | 0, 2)
-        },
-        '%d': function(date) {
-          return leadingNulls(date.tm_mday, 2)
-        },
-        '%e': function(date) {
-          return leadingSomething(date.tm_mday, 2, ' ')
-        },
-        '%g': function(date) {
-          return getWeekBasedYear(date)
-            .toString()
-            .substring(2)
-        },
-        '%G': function(date) {
-          return getWeekBasedYear(date)
-        },
-        '%H': function(date) {
-          return leadingNulls(date.tm_hour, 2)
-        },
-        '%I': function(date) {
-          var twelveHour = date.tm_hour
-          if (twelveHour == 0) twelveHour = 12
-          else if (twelveHour > 12) twelveHour -= 12
-          return leadingNulls(twelveHour, 2)
-        },
-        '%j': function(date) {
-          return leadingNulls(
-            date.tm_mday +
-              __arraySum(
-                __isLeapYear(date.tm_year + 1900)
-                  ? __MONTH_DAYS_LEAP
-                  : __MONTH_DAYS_REGULAR,
-                date.tm_mon - 1
-              ),
-            3
-          )
-        },
-        '%m': function(date) {
-          return leadingNulls(date.tm_mon + 1, 2)
-        },
-        '%M': function(date) {
-          return leadingNulls(date.tm_min, 2)
-        },
-        '%n': function() {
-          return '\n'
-        },
-        '%p': function(date) {
-          if (date.tm_hour >= 0 && date.tm_hour < 12) {
-            return 'AM'
-          }
-          return 'PM'
-        },
-        '%S': function(date) {
-          return leadingNulls(date.tm_sec, 2)
-        },
-        '%t': function() {
-          return '\t'
-        },
-        '%u': function(date) {
-          return date.tm_wday || 7
-        },
-        '%U': function(date) {
-          var days = date.tm_yday + 7 - date.tm_wday
-          return leadingNulls(Math.floor(days / 7), 2)
-        },
-        '%V': function(date) {
-          var val = Math.floor(
-            (date.tm_yday + 7 - ((date.tm_wday + 6) % 7)) / 7
-          )
-          if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) {
-            val++
-          }
-          if (!val) {
-            val = 52
-            var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7
-            if (
-              dec31 == 4 ||
-              (dec31 == 5 && __isLeapYear((date.tm_year % 400) - 1))
-            ) {
-              val++
-            }
-          } else if (val == 53) {
-            var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7
-            if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) val = 1
-          }
-          return leadingNulls(val, 2)
-        },
-        '%w': function(date) {
-          return date.tm_wday
-        },
-        '%W': function(date) {
-          var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7)
-          return leadingNulls(Math.floor(days / 7), 2)
-        },
-        '%y': function(date) {
-          return (date.tm_year + 1900).toString().substring(2)
-        },
-        '%Y': function(date) {
-          return date.tm_year + 1900
-        },
-        '%z': function(date) {
-          var off = date.tm_gmtoff
-          var ahead = off >= 0
-          off = Math.abs(off) / 60
-          off = (off / 60) * 100 + (off % 60)
-          return (ahead ? '+' : '-') + String('0000' + off).slice(-4)
-        },
-        '%Z': function(date) {
-          return date.tm_zone
-        },
-        '%%': function() {
-          return '%'
-        },
-      }
-      pattern = pattern.replace(/%%/g, '\0\0')
-      for (var rule in EXPANSION_RULES_2) {
-        if (pattern.includes(rule)) {
-          pattern = pattern.replace(
-            new RegExp(rule, 'g'),
-            EXPANSION_RULES_2[rule](date)
-          )
-        }
-      }
-      pattern = pattern.replace(/\0\0/g, '%')
-      var bytes = intArrayFromString(pattern, false)
-      if (bytes.length > maxsize) {
-        return 0
-      }
-      writeArrayToMemory(bytes, s)
-      return bytes.length - 1
-    }
-    function _strftime_l(s, maxsize, format, tm, loc) {
-      return _strftime(s, maxsize, format, tm)
-    }
-    function handleException(e) {
-      if (e instanceof ExitStatus || e == 'unwind') {
-        return EXITSTATUS
-      }
-      quit_(1, e)
-    }
-    function allocateUTF8OnStack(str) {
-      var size = lengthBytesUTF8(str) + 1
-      var ret = stackAlloc(size)
-      stringToUTF8Array(str, HEAP8, ret, size)
-      return ret
-    }
-    function getCFunc(ident) {
-      var func = Module['_' + ident]
-      return func
-    }
-    function ccall(ident, returnType, argTypes, args, opts) {
-      var toC = {
-        string: str => {
-          var ret = 0
-          if (str !== null && str !== undefined && str !== 0) {
-            var len = (str.length << 2) + 1
-            ret = stackAlloc(len)
-            stringToUTF8(str, ret, len)
-          }
-          return ret
-        },
-        array: arr => {
-          var ret = stackAlloc(arr.length)
-          writeArrayToMemory(arr, ret)
-          return ret
-        },
-      }
-      function convertReturnValue(ret) {
-        if (returnType === 'string') {
-          return UTF8ToString(ret)
-        }
-        if (returnType === 'boolean') return Boolean(ret)
-        return ret
-      }
-      var func = getCFunc(ident)
-      var cArgs = []
-      var stack = 0
-      if (args) {
-        for (var i = 0; i < args.length; i++) {
-          var converter = toC[argTypes[i]]
-          if (converter) {
-            if (stack === 0) stack = stackSave()
-            cArgs[i] = converter(args[i])
-          } else {
-            cArgs[i] = args[i]
-          }
-        }
-      }
-      var ret = func.apply(null, cArgs)
-      function onDone(ret) {
-        if (stack !== 0) stackRestore(stack)
-        return convertReturnValue(ret)
-      }
-      ret = onDone(ret)
-      return ret
-    }
-    function cwrap(ident, returnType, argTypes, opts) {
-      argTypes = argTypes || []
-      var numericArgs = argTypes.every(
-        type => type === 'number' || type === 'boolean'
-      )
-      var numericRet = returnType !== 'string'
-      if (numericRet && numericArgs && !opts) {
-        return getCFunc(ident)
-      }
-      return function() {
-        return ccall(ident, returnType, argTypes, arguments, opts)
-      }
-    }
-    function AsciiToString(ptr) {
-      var str = ''
-      while (1) {
-        var ch = HEAPU8[ptr++ >> 0]
-        if (!ch) return str
-        str += String.fromCharCode(ch)
-      }
-    }
-    var FSNode = function(parent, name, mode, rdev) {
-      if (!parent) {
-        parent = this
-      }
-      this.parent = parent
-      this.mount = parent.mount
-      this.mounted = null
-      this.id = FS.nextInode++
-      this.name = name
-      this.mode = mode
-      this.node_ops = {}
-      this.stream_ops = {}
-      this.rdev = rdev
-    }
-    var readMode = 292 | 73
-    var writeMode = 146
-    Object.defineProperties(FSNode.prototype, {
-      read: {
-        get: function() {
-          return (this.mode & readMode) === readMode
-        },
-        set: function(val) {
-          val ? (this.mode |= readMode) : (this.mode &= ~readMode)
-        },
-      },
-      write: {
-        get: function() {
-          return (this.mode & writeMode) === writeMode
-        },
-        set: function(val) {
-          val ? (this.mode |= writeMode) : (this.mode &= ~writeMode)
-        },
-      },
-      isFolder: {
-        get: function() {
-          return FS.isDir(this.mode)
-        },
-      },
-      isDevice: {
-        get: function() {
-          return FS.isChrdev(this.mode)
-        },
-      },
-    })
-    FS.FSNode = FSNode
-    FS.staticInit()
-    Module['FS_createPath'] = FS.createPath
-    Module['FS_createDataFile'] = FS.createDataFile
-    Module['FS_createPreloadedFile'] = FS.createPreloadedFile
-    Module['FS_unlink'] = FS.unlink
-    Module['FS_createLazyFile'] = FS.createLazyFile
-    Module['FS_createDevice'] = FS.createDevice
-    if (ENVIRONMENT_IS_NODE) {
-      NODEFS.staticInit()
-    }
-    ERRNO_CODES = {
-      EPERM: 63,
-      ENOENT: 44,
-      ESRCH: 71,
-      EINTR: 27,
-      EIO: 29,
-      ENXIO: 60,
-      E2BIG: 1,
-      ENOEXEC: 45,
-      EBADF: 8,
-      ECHILD: 12,
-      EAGAIN: 6,
-      EWOULDBLOCK: 6,
-      ENOMEM: 48,
-      EACCES: 2,
-      EFAULT: 21,
-      ENOTBLK: 105,
-      EBUSY: 10,
-      EEXIST: 20,
-      EXDEV: 75,
-      ENODEV: 43,
-      ENOTDIR: 54,
-      EISDIR: 31,
-      EINVAL: 28,
-      ENFILE: 41,
-      EMFILE: 33,
-      ENOTTY: 59,
-      ETXTBSY: 74,
-      EFBIG: 22,
-      ENOSPC: 51,
-      ESPIPE: 70,
-      EROFS: 69,
-      EMLINK: 34,
-      EPIPE: 64,
-      EDOM: 18,
-      ERANGE: 68,
-      ENOMSG: 49,
-      EIDRM: 24,
-      ECHRNG: 106,
-      EL2NSYNC: 156,
-      EL3HLT: 107,
-      EL3RST: 108,
-      ELNRNG: 109,
-      EUNATCH: 110,
-      ENOCSI: 111,
-      EL2HLT: 112,
-      EDEADLK: 16,
-      ENOLCK: 46,
-      EBADE: 113,
-      EBADR: 114,
-      EXFULL: 115,
-      ENOANO: 104,
-      EBADRQC: 103,
-      EBADSLT: 102,
-      EDEADLOCK: 16,
-      EBFONT: 101,
-      ENOSTR: 100,
-      ENODATA: 116,
-      ETIME: 117,
-      ENOSR: 118,
-      ENONET: 119,
-      ENOPKG: 120,
-      EREMOTE: 121,
-      ENOLINK: 47,
-      EADV: 122,
-      ESRMNT: 123,
-      ECOMM: 124,
-      EPROTO: 65,
-      EMULTIHOP: 36,
-      EDOTDOT: 125,
-      EBADMSG: 9,
-      ENOTUNIQ: 126,
-      EBADFD: 127,
-      EREMCHG: 128,
-      ELIBACC: 129,
-      ELIBBAD: 130,
-      ELIBSCN: 131,
-      ELIBMAX: 132,
-      ELIBEXEC: 133,
-      ENOSYS: 52,
-      ENOTEMPTY: 55,
-      ENAMETOOLONG: 37,
-      ELOOP: 32,
-      EOPNOTSUPP: 138,
-      EPFNOSUPPORT: 139,
-      ECONNRESET: 15,
-      ENOBUFS: 42,
-      EAFNOSUPPORT: 5,
-      EPROTOTYPE: 67,
-      ENOTSOCK: 57,
-      ENOPROTOOPT: 50,
-      ESHUTDOWN: 140,
-      ECONNREFUSED: 14,
-      EADDRINUSE: 3,
-      ECONNABORTED: 13,
-      ENETUNREACH: 40,
-      ENETDOWN: 38,
-      ETIMEDOUT: 73,
-      EHOSTDOWN: 142,
-      EHOSTUNREACH: 23,
-      EINPROGRESS: 26,
-      EALREADY: 7,
-      EDESTADDRREQ: 17,
-      EMSGSIZE: 35,
-      EPROTONOSUPPORT: 66,
-      ESOCKTNOSUPPORT: 137,
-      EADDRNOTAVAIL: 4,
-      ENETRESET: 39,
-      EISCONN: 30,
-      ENOTCONN: 53,
-      ETOOMANYREFS: 141,
-      EUSERS: 136,
-      EDQUOT: 19,
-      ESTALE: 72,
-      ENOTSUP: 138,
-      ENOMEDIUM: 148,
-      EILSEQ: 25,
-      EOVERFLOW: 61,
-      ECANCELED: 11,
-      ENOTRECOVERABLE: 56,
-      EOWNERDEAD: 62,
-      ESTRPIPE: 135,
-    }
-    var asmLibraryArg = {
-      a: ___cxa_throw,
-      d: ___syscall_fcntl64,
-      r: ___syscall_getcwd,
-      i: ___syscall_ioctl,
-      j: ___syscall_openat,
-      n: ___syscall_readlinkat,
-      o: ___syscall_stat64,
-      b: _abort,
-      f: _emscripten_memcpy_big,
-      m: _emscripten_resize_heap,
-      p: _environ_get,
-      q: _environ_sizes_get,
-      c: _exit,
-      e: _fd_close,
-      h: _fd_read,
-      k: _fd_seek,
-      g: _fd_write,
-      l: _strftime_l,
-    }
-    var asm = createWasm()
-    var ___wasm_call_ctors = (Module['___wasm_call_ctors'] = function() {
-      return (___wasm_call_ctors = Module['___wasm_call_ctors'] =
-        Module['asm']['t']).apply(null, arguments)
-    })
-    var _main = (Module['_main'] = function() {
-      return (_main = Module['_main'] = Module['asm']['u']).apply(
-        null,
-        arguments
-      )
-    })
-    var ___errno_location = (Module['___errno_location'] = function() {
-      return (___errno_location = Module['___errno_location'] =
-        Module['asm']['v']).apply(null, arguments)
-    })
-    var _itk_wasm_input_array_alloc = (Module[
-      '_itk_wasm_input_array_alloc'
-    ] = function() {
-      return (_itk_wasm_input_array_alloc = Module[
-        '_itk_wasm_input_array_alloc'
-      ] = Module['asm']['w']).apply(null, arguments)
-    })
-    var _itk_wasm_input_json_alloc = (Module[
-      '_itk_wasm_input_json_alloc'
-    ] = function() {
-      return (_itk_wasm_input_json_alloc = Module[
-        '_itk_wasm_input_json_alloc'
-      ] = Module['asm']['x']).apply(null, arguments)
-    })
-    var _itk_wasm_output_json_address = (Module[
-      '_itk_wasm_output_json_address'
-    ] = function() {
-      return (_itk_wasm_output_json_address = Module[
-        '_itk_wasm_output_json_address'
-      ] = Module['asm']['y']).apply(null, arguments)
-    })
-    var _itk_wasm_output_json_size = (Module[
-      '_itk_wasm_output_json_size'
-    ] = function() {
-      return (_itk_wasm_output_json_size = Module[
-        '_itk_wasm_output_json_size'
-      ] = Module['asm']['z']).apply(null, arguments)
-    })
-    var _itk_wasm_output_array_address = (Module[
-      '_itk_wasm_output_array_address'
-    ] = function() {
-      return (_itk_wasm_output_array_address = Module[
-        '_itk_wasm_output_array_address'
-      ] = Module['asm']['A']).apply(null, arguments)
-    })
-    var _itk_wasm_output_array_size = (Module[
-      '_itk_wasm_output_array_size'
-    ] = function() {
-      return (_itk_wasm_output_array_size = Module[
-        '_itk_wasm_output_array_size'
-      ] = Module['asm']['B']).apply(null, arguments)
-    })
-    var _itk_wasm_free_all = (Module['_itk_wasm_free_all'] = function() {
-      return (_itk_wasm_free_all = Module['_itk_wasm_free_all'] =
-        Module['asm']['C']).apply(null, arguments)
-    })
-    var stackSave = (Module['stackSave'] = function() {
-      return (stackSave = Module['stackSave'] = Module['asm']['E']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackRestore = (Module['stackRestore'] = function() {
-      return (stackRestore = Module['stackRestore'] = Module['asm']['F']).apply(
-        null,
-        arguments
-      )
-    })
-    var stackAlloc = (Module['stackAlloc'] = function() {
-      return (stackAlloc = Module['stackAlloc'] = Module['asm']['G']).apply(
-        null,
-        arguments
-      )
-    })
-    var ___cxa_is_pointer_type = (Module[
-      '___cxa_is_pointer_type'
-    ] = function() {
-      return (___cxa_is_pointer_type = Module['___cxa_is_pointer_type'] =
-        Module['asm']['H']).apply(null, arguments)
-    })
-    Module['addRunDependency'] = addRunDependency
-    Module['removeRunDependency'] = removeRunDependency
-    Module['FS_createPath'] = FS.createPath
-    Module['FS_createDataFile'] = FS.createDataFile
-    Module['FS_createPreloadedFile'] = FS.createPreloadedFile
-    Module['FS_createLazyFile'] = FS.createLazyFile
-    Module['FS_createDevice'] = FS.createDevice
-    Module['FS_unlink'] = FS.unlink
-    Module['callMain'] = callMain
-    Module['ccall'] = ccall
-    Module['cwrap'] = cwrap
-    Module['AsciiToString'] = AsciiToString
-    Module['writeArrayToMemory'] = writeArrayToMemory
-    Module['writeAsciiToMemory'] = writeAsciiToMemory
-    var calledRun
-    dependenciesFulfilled = function runCaller() {
-      if (!calledRun) run()
-      if (!calledRun) dependenciesFulfilled = runCaller
-    }
-    function callMain(args) {
-      var entryFunction = Module['_main']
-      args = args || []
-      args.unshift(thisProgram)
-      var argc = args.length
-      var argv = stackAlloc((argc + 1) * 4)
-      var argv_ptr = argv >> 2
-      args.forEach(arg => {
-        HEAP32[argv_ptr++] = allocateUTF8OnStack(arg)
-      })
-      HEAP32[argv_ptr] = 0
-      try {
-        var ret = entryFunction(argc, argv)
-        exitJS(ret, true)
-        return ret
-      } catch (e) {
-        return handleException(e)
-      }
-    }
-    function run(args) {
-      args = args || arguments_
-      if (runDependencies > 0) {
-        return
-      }
-      preRun()
-      if (runDependencies > 0) {
-        return
-      }
-      function doRun() {
-        if (calledRun) return
-        calledRun = true
-        Module['calledRun'] = true
-        if (ABORT) return
-        initRuntime()
-        preMain()
-        readyPromiseResolve(Module)
-        if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized']()
-        if (shouldRunNow) callMain(args)
-        postRun()
-      }
-      if (Module['setStatus']) {
-        Module['setStatus']('Running...')
-        setTimeout(function() {
-          setTimeout(function() {
-            Module['setStatus']('')
-          }, 1)
-          doRun()
-        }, 1)
-      } else {
-        doRun()
-      }
-    }
-    if (Module['preInit']) {
-      if (typeof Module['preInit'] == 'function')
-        Module['preInit'] = [Module['preInit']]
-      while (Module['preInit'].length > 0) {
-        Module['preInit'].pop()()
-      }
-    }
-    var shouldRunNow = false
-    if (Module['noInitialRun']) shouldRunNow = false
-    run()
-    Module.mountContainingDir = function(filePath) {
-      if (!ENVIRONMENT_IS_NODE) {
-        return
-      }
-      var path = require('path')
-      var containingDir = path.dirname(filePath)
-      if (FS.isDir(containingDir) || containingDir === '/') {
-        return
-      }
-      var currentDir = '/'
-      var splitContainingDir = containingDir.split(path.sep)
-      for (var ii = 1; ii < splitContainingDir.length; ii++) {
-        currentDir += splitContainingDir[ii]
-        if (!FS.analyzePath(currentDir).exists) {
-          FS.mkdir(currentDir)
-        }
-        currentDir += '/'
-      }
-      FS.mount(NODEFS, { root: containingDir }, currentDir)
-      return currentDir + path.basename(filePath)
-    }
-    Module.unmountContainingDir = function(filePath) {
-      if (!ENVIRONMENT_IS_NODE) {
-        return
-      }
-      var path = require('path')
-      var containingDir = path.dirname(filePath)
-      FS.unmount(containingDir)
-    }
-    Module.fs_mkdirs = function(dirs) {
-      var currentDir = '/'
-      var splitDirs = dirs.split('/')
-      for (var ii = 1; ii < splitDirs.length; ++ii) {
-        currentDir += splitDirs[ii]
-        if (!FS.analyzePath(currentDir).exists) {
-          FS.mkdir(currentDir)
-        }
-        currentDir += '/'
-      }
-    }
-    Module.fs_readFile = function(path, opts) {
-      return FS.readFile(path, opts)
-    }
-    Module.fs_writeFile = function(path, data, opts) {
-      return FS.writeFile(path, data, opts)
-    }
-    Module.fs_unlink = function(path) {
-      return FS.unlink(path)
-    }
-    Module.fs_open = function(path, flags, mode) {
-      return FS.open(path, flags, mode)
-    }
-    Module.fs_stat = function(path) {
-      return FS.stat(path)
-    }
-    Module.fs_read = function(stream, buffer, offset, length, position) {
-      return FS.read(stream, buffer, offset, length, position)
-    }
-    Module.fs_close = function(stream) {
-      return FS.close(stream)
-    }
-
-    return ResampleLabelImage.ready
-  }
-})()
-if (typeof exports === 'object' && typeof module === 'object')
-  module.exports = ResampleLabelImage
-else if (typeof define === 'function' && define['amd'])
-  define([], function() {
-    return ResampleLabelImage
-  })
-else if (typeof exports === 'object')
-  exports['ResampleLabelImage'] = ResampleLabelImage
diff --git a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.umd.wasm b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.umd.wasm
deleted file mode 100755
index 85cff6676..000000000
Binary files a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.umd.wasm and /dev/null differ
diff --git a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm
index 85cff6676..dc7bf1be9 100755
Binary files a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm and b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm differ
diff --git a/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm.zst b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm.zst
new file mode 100755
index 000000000..915a45cb8
Binary files /dev/null and b/src/IO/ResampleLabelImage/emscripten-build/ResampleLabelImage.wasm.zst differ
diff --git a/src/IO/ResampleLabelImage/package-lock.json b/src/IO/ResampleLabelImage/package-lock.json
index fc310b3bb..6f8c1ff9d 100644
--- a/src/IO/ResampleLabelImage/package-lock.json
+++ b/src/IO/ResampleLabelImage/package-lock.json
@@ -10,7 +10,7 @@
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       "dependencies": {
         "itk-image-io": "^1.0.0-b.84",
-        "itk-wasm": "^1.0.0-b.84"
+        "itk-wasm": "^1.0.0-b.158"
       }
     },
     "node_modules/@babel/runtime": {
@@ -24,17 +24,29 @@
         "node": ">=6.9.0"
       }
     },
+    "node_modules/@thewtex/zstddec": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
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       "resolved": "https://registry.npmjs.org/@types/emscripten/-/emscripten-1.39.6.tgz",
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     },
+    "node_modules/asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
+    },
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-      "version": "0.23.0",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
-      "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
+      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
       "dependencies": {
-        "follow-redirects": "^1.14.4"
+        "follow-redirects": "^1.15.0",
+        "form-data": "^4.0.0",
+        "proxy-from-env": "^1.1.0"
       }
     },
     "node_modules/balanced-match": {
@@ -50,6 +62,22 @@
         "balanced-match": "^1.0.0"
       }
     },
+    "node_modules/combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "dependencies": {
+        "delayed-stream": "~1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
+    "node_modules/comlink": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/comlink/-/comlink-4.4.1.tgz",
+      "integrity": "sha512-+1dlx0aY5Jo1vHy/tSsIGpSkN4tS9rZSW8FIhG0JH/crs9wwweswIo/POr451r7bZww3hFbPAKnTpimzL/mm4Q=="
+    },
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@@ -58,10 +86,18 @@
         "node": "^12.20.0 || >=14"
       }
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+    "node_modules/delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
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-      "version": "1.15.2",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.2.tgz",
-      "integrity": "sha512-VQLG33o04KaQ8uYi2tVNbdrWp1QWxNNea+nmIB4EVM28v0hmP17z7aG1+wAkNzVq4KeXTq3221ye5qTJP91JwA==",
+      "version": "1.15.3",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.3.tgz",
+      "integrity": "sha512-1VzOtuEM8pC9SFU1E+8KfTjZyMztRsgEfwQl44z8A25uy13jSzTj6dyK2Df52iV0vgHCfBwLhDWevLn95w5v6Q==",
       "funding": [
         {
           "type": "individual",
@@ -77,6 +113,19 @@
         }
       }
     },
+    "node_modules/form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "dependencies": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
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       "version": "10.1.0",
       "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-10.1.0.tgz",
@@ -140,7 +189,15 @@
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       }
     },
-    "node_modules/itk-wasm": {
+    "node_modules/itk-image-io/node_modules/axios": {
+      "version": "0.23.0",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
+      "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+      "dependencies": {
+        "follow-redirects": "^1.14.4"
+      }
+    },
+    "node_modules/itk-image-io/node_modules/itk-wasm": {
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       "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.84.tgz",
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@@ -160,6 +217,27 @@
         "itk-wasm": "src/itk-wasm-cli.js"
       }
     },
+    "node_modules/itk-wasm": {
+      "version": "1.0.0-b.158",
+      "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.158.tgz",
+      "integrity": "sha512-IHRmwu1zxLmH9auF7kN3BREbom9NGorVhK1g4TRNsr4qRbuHZsZ3RsGRNVqWI2LZamo3Rw9sDYrM7NMA5x0dqQ==",
+      "dependencies": {
+        "@babel/runtime": "^7.15.4",
+        "@thewtex/zstddec": "^0.2.0",
+        "@types/emscripten": "^1.39.6",
+        "axios": "^1.4.0",
+        "comlink": "^4.4.1",
+        "commander": "^9.4.0",
+        "fs-extra": "^10.0.0",
+        "glob": "^8.1.0",
+        "markdown-table": "^3.0.3",
+        "mime-types": "^2.1.35",
+        "wasm-feature-detect": "^1.5.1"
+      },
+      "bin": {
+        "itk-wasm": "src/itk-wasm-cli.js"
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       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-6.1.0.tgz",
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+    "node_modules/proxy-from-env": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz",
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@@ -236,6 +319,11 @@
         "node": ">= 10.0.0"
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+    "node_modules/wasm-feature-detect": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/wasm-feature-detect/-/wasm-feature-detect-1.6.1.tgz",
+      "integrity": "sha512-R1i9ED8UlLu/foILNB1ck9XS63vdtqU/tP1MCugVekETp/ySCrBZRk5I/zI67cI1wlQYeSonNm1PLjDHZDNg6g=="
+    },
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       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/webworker-promise/-/webworker-promise-0.4.4.tgz",
@@ -256,17 +344,29 @@
         "regenerator-runtime": "^0.13.11"
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+    "@thewtex/zstddec": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/@thewtex/zstddec/-/zstddec-0.2.0.tgz",
+      "integrity": "sha512-lIS+smrfa48WGlDVQSQSm0jBnwVp5XmfGJWU9q0J0fRFY9ohzK4s27Zg2SFMb1NWMp9RiANAdK+/q86EBGWR1Q=="
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       "resolved": "https://registry.npmjs.org/@types/emscripten/-/emscripten-1.39.6.tgz",
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+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
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-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.23.0.tgz",
-      "integrity": "sha512-NmvAE4i0YAv5cKq8zlDoPd1VLKAqX5oLuZKs8xkJa4qi6RGn0uhCYFjWtHHC9EM/MwOwYWOs53W+V0aqEXq1sg==",
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
+      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
       "requires": {
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+        "follow-redirects": "^1.15.0",
+        "form-data": "^4.0.0",
+        "proxy-from-env": "^1.1.0"
       }
     },
     "balanced-match": {
@@ -282,15 +382,43 @@
         "balanced-match": "^1.0.0"
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+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
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+      "resolved": "https://registry.npmjs.org/comlink/-/comlink-4.4.1.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
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+    },
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+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
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@@ -344,23 +472,51 @@
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+          }
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+        "itk-wasm": {
+          "version": "1.0.0-b.84",
+          "resolved": "https://registry.npmjs.org/itk-wasm/-/itk-wasm-1.0.0-b.84.tgz",
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+          "requires": {
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+            "@types/emscripten": "^1.39.6",
+            "axios": "^0.23.0",
+            "commander": "^9.4.0",
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+            "markdown-table": "^3.0.3",
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@@ -411,6 +567,11 @@
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+    },
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@@ -421,6 +582,11 @@
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     },
+    "wasm-feature-detect": {
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/wasm-feature-detect/-/wasm-feature-detect-1.6.1.tgz",
+      "integrity": "sha512-R1i9ED8UlLu/foILNB1ck9XS63vdtqU/tP1MCugVekETp/ySCrBZRk5I/zI67cI1wlQYeSonNm1PLjDHZDNg6g=="
+    },
     "webworker-promise": {
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/webworker-promise/-/webworker-promise-0.4.4.tgz",
diff --git a/src/IO/ResampleLabelImage/package.json b/src/IO/ResampleLabelImage/package.json
index b2ce247c5..e3c57e68c 100644
--- a/src/IO/ResampleLabelImage/package.json
+++ b/src/IO/ResampleLabelImage/package.json
@@ -13,6 +13,6 @@
   "license": "Apache-2.0",
   "dependencies": {
     "itk-image-io": "^1.0.0-b.84",
-    "itk-wasm": "^1.0.0-b.84"
+    "itk-wasm": "^1.0.0-b.158"
   }
 }
diff --git a/src/IO/itkWasmUtils.js b/src/IO/itkWasmUtils.js
index 764563d52..6e734f594 100644
--- a/src/IO/itkWasmUtils.js
+++ b/src/IO/itkWasmUtils.js
@@ -5,6 +5,7 @@ import {
   WorkerPool,
   stackImages,
 } from 'itk-wasm'
+import itkConfig from '../itkConfig.js'
 
 export async function runWasm({
   pipeline,
@@ -22,6 +23,10 @@ export async function runWasm({
     maxSplits
   )
 
+  const options = {
+    pipelineWorkerUrl: itkConfig.pipelineWorkerUrl,
+    pipelineBaseUrl: itkConfig.pipelinesUrl,
+  }
   const tasks = [...Array(splits).keys()].map(split => {
     const taskArgs = [
       ...[...Array(images.length).keys()].map(num => num.toString()),
@@ -41,7 +46,7 @@ export async function runWasm({
       data: imageSharedBufferOrCopy(image),
     }))
 
-    return [pipeline, taskArgs, outputs, inputs]
+    return [pipeline, taskArgs, outputs, inputs, options]
   })
 
   const workerPool = new WorkerPool(numberOfWorkers, runPipeline)
diff --git a/src/IO/processFiles.js b/src/IO/processFiles.js
index 8c29c66ee..af9859137 100644
--- a/src/IO/processFiles.js
+++ b/src/IO/processFiles.js
@@ -1,12 +1,12 @@
 import {
   extensionToMeshIO,
-  readImageFile,
   readImageDICOMFileSeries,
   readMeshFile,
   FloatTypes,
   getFileExtension,
   meshToPolyData,
 } from 'itk-wasm'
+import { readImage } from '@itk-wasm/image-io'
 import vtk from 'vtk.js/Sources/vtk'
 import vtkXMLPolyDataReader from 'vtk.js/Sources/IO/XML/XMLPolyDataReader'
 import vtkXMLImageDataReader from 'vtk.js/Sources/IO/XML/XMLImageDataReader'
@@ -61,7 +61,7 @@ const readDataFromFiles = async files => {
         const polyData = vtkITKHelper.convertItkToVtkPolyData(itkPolyData)
         return { is3D, data: vtk(polyData) }
       } catch (error) {
-        return readImageFile(null, file)
+        return readImage(null, file)
           .then(({ image: itkImage, webWorker }) => {
             webWorker.terminate()
             is3D = itkImage.imageType.dimension === 3
@@ -72,7 +72,7 @@ const readDataFromFiles = async files => {
           })
       }
     }
-    const { image: itkImage, webWorker } = await readImageFile(null, file)
+    const { image: itkImage, webWorker } = await readImage(null, file)
     itkImage.name = file.name
     webWorker.terminate()
     const is3D = itkImage.imageType.dimension === 3
diff --git a/src/IO/toMultiscaleSpatialImage.js b/src/IO/toMultiscaleSpatialImage.js
index 27e71afe1..e53c1415d 100644
--- a/src/IO/toMultiscaleSpatialImage.js
+++ b/src/IO/toMultiscaleSpatialImage.js
@@ -1,4 +1,4 @@
-import { readImageArrayBuffer } from 'itk-wasm'
+import { readImage } from '@itk-wasm/image-io'
 
 import MultiscaleSpatialImage from './MultiscaleSpatialImage'
 import InMemoryMultiscaleSpatialImage from './InMemoryMultiscaleSpatialImage'
@@ -72,11 +72,9 @@ async function toMultiscaleSpatialImage(
       )
     } else {
       const dataBuffer = await fetchBinaryContent(image)
-      const { image: itkImage, webWorker } = await readImageArrayBuffer(
-        null,
-        dataBuffer,
-        image.pathname.split('/').pop()
-      )
+
+      const file = new File([dataBuffer], image.pathname.split('/').pop())
+      const { image: itkImage, webWorker } = await readImage(null, file)
       webWorker.terminate()
       multiscaleImage = await itkImageToInMemoryMultiscaleSpatialImage(
         itkImage,
diff --git a/src/index.js b/src/index.js
index 62c4bbf6a..9272567bb 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,8 +1,10 @@
 import axios from 'axios'
 
 import vtkURLExtract from 'vtk.js/Sources/Common/Core/URLExtract'
-import { readImageArrayBuffer } from 'itk-wasm'
+import { readImage } from '@itk-wasm/image-io'
+import { setPipelineWorkerUrl, setPipelinesBaseUrl } from 'itk-wasm'
 
+import itkConfig from '../itkConfig.js'
 import fetchBinaryContent from './IO/fetchBinaryContent'
 import fetchJsonContent from './IO/fetchJsonContent'
 import { processFiles } from './IO/processFiles'
@@ -41,6 +43,9 @@ export async function createViewerFromFiles(el, files, use2D = false) {
   return processFiles(el, { files: files, use2D })
 }
 
+setPipelineWorkerUrl(itkConfig.pipelineWorkerUrl)
+setPipelinesBaseUrl(itkConfig.pipelinesUrl)
+
 async function makeImage({ image, progressCallback, isLabelImage = false }) {
   if (!image) return null
 
@@ -50,11 +55,11 @@ async function makeImage({ image, progressCallback, isLabelImage = false }) {
     return toMultiscaleSpatialImage(imageUrlObj, isLabelImage)
   }
 
-  const result = await readImageArrayBuffer(
-    null,
-    await fetchBinaryContent(imageUrlObj, progressCallback),
+  const file = new File(
+    [await fetchBinaryContent(imageUrlObj, progressCallback)],
     imageUrlObj.pathname.split('/').pop()
   )
+  const result = await readImage(null, file)
   result.webWorker.terminate()
 
   return toMultiscaleSpatialImage(result.image, isLabelImage)
diff --git a/src/itkConfig.js b/src/itkConfig.js
index 1f52648b2..3e005826b 100644
--- a/src/itkConfig.js
+++ b/src/itkConfig.js
@@ -1,8 +1,8 @@
 /* eslint-disable no-undef */
 const itkConfig = {
   pipelineWorkerUrl:
-    __webpack_public_path__ + 'itk/web-workers/min-bundles/pipeline.worker.js',
-  imageIOUrl: __webpack_public_path__ + 'itk/image-io',
+    __webpack_public_path__ + 'itk/web-workers/itk-wasm-pipeline.min.worker.js',
+  imageIOUrl: __webpack_public_path__ + 'itk/pipeline',
   meshIOUrl: __webpack_public_path__ + 'itk/mesh-io',
   pipelinesUrl: __webpack_public_path__ + 'itk/pipeline',
 }
diff --git a/test/convertItkImageToVtkImageTest.js b/test/convertItkImageToVtkImageTest.js
index e5654fcca..02c4003e0 100644
--- a/test/convertItkImageToVtkImageTest.js
+++ b/test/convertItkImageToVtkImageTest.js
@@ -1,6 +1,7 @@
 import test from 'tape-catch'
 
-import { readImageBlob, IntTypes, PixelTypes, getMatrixElement } from 'itk-wasm'
+import { IntTypes, PixelTypes, getMatrixElement } from 'itk-wasm'
+import { readImage } from '@itk-wasm/image-io'
 
 const cthead1SmallBase64DataURI =
   'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAAAAABWESUoAAAABGdBTUEAALGPC/xhBQAAACBjSFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAAAmJLR0QA/4ePzL8AAAAHdElNRQfhBQYVKw8AZTNIAAADdklEQVQ4y2WTa2wUVRiGp6W7O3POnLmc2VrstokJlrBIUBJigjfSICVCCAo/QKM/FFNRIESJQKAws3M7M2f20t3GthRKQQq0kkoXMIq9oFwCXkg0UpMakGLgR9EmJF4TNOvZhRBb31+TvM955/vO+T6Ou69pAgSwKCCAEPc/lYUhFEUkMgH2ESmbYocEEUmKLIQqBKmEgUlERQhAPhyJiDMXPFZZDmRGoP8Q5TwC4ciMpatfXE9zmT2NVRVIQiLi76cDUVRDT/m72zLUc/Srv+gNCi8jhCrupvMAQIWf1zJx58pRj7g7h/sduunhiIIkUAJ4AUBZ0LZev3TondmeS42TuaYms6kOapJUalYQAAKxt+j4qD3yxvMZ0z47NLi/ydhWA7GMinWyAH6G1Wwe/OdUz6dz33T35dPdIxdIYrPGK0qxTnYrobVtjm+3pNvPxGu9/dTRgw8/e89et0AKF1uFItS2u7ZP7fr4K3H19VbP94me/T6fXRifM6+a/QKC6N5+PWGYZhVeNn9pzvUoTVnt3/QEz81dUTONgwjis4UzvS2Z5JbY9JlPdxmEuFZzX9va0yu5WlXmRAlWd3Tmjg980vXBprJZbYPtza0dXw40ZleeP1ZbrWKOXXpsu7Grb3gnsY/27B46+e3ElVuF3w+sm7Pki2VAUxkAo1t0a7TL8YnVPZxy6KG9fX/+2qu/+9DARoAVBiDYaHjnfc/3nHOdicA1Em6WpnOdG/I6zwCA5PCzrn6uw6VO99gBnRBKGUyIMfz3BgmrHHta8cEdu04dN6wjPwy6FinaTNT8emKNzGrgBEmJLLf7T6Tf/60wpFP2oKToB/bNr+pVTWHjghQxZuTzW51C4aIZENdj8gMv+1f3I7iYwPEqrFu+z1/zzI3vHN/ziEd9P0haV39aXxXFRaBMRrCu9Vjj5o/S5C4QBCnjws+pJ9SoqpZmRlqyeNWlPa922El22PMCl5if38q9FGV+CeAaFuK4OZY5nLRoksnsPX19nL5do2GsREoAlCtr68lo4VoXNROWdXD8j7GUNV96AMPye5MtYgU/ujF/887tHy+PXLt9o9/asUipvDfWpc1QNFWKPfla8PHI5Ysnsua2l2dH1Un7WS6rKlamxx9f/MKKhkX1syoxmLqcUMVRDTNMlZGkilPsUrOsJ6wxRSel/wuAkzbenLRf4gAAACV0RVh0ZGF0ZTpjcmVhdGUAMjAxNy0wNS0wNlQxNzoyNjozNC0wNDowMORO/MMAAAAldEVYdGRhdGU6bW9kaWZ5ADIwMTctMDUtMDZUMTc6MjY6MzQtMDQ6MDCVE0R/AAAAAElFTkSuQmCC'
@@ -36,7 +37,7 @@ const verifyImage = (t, image) => {
 }
 
 test('readImageBlob reads a Blob', t => {
-  return readImageBlob(null, cthead1SmallBlob, 'cthead1Small.png').then(
+  return readImage(null, new File([cthead1SmallBlob], 'cthead1Small.png')).then(
     function({ image }) {
       verifyImage(t, image)
     }
diff --git a/test/createViewerTest.js b/test/createViewerTest.js
index d8306d2cb..9f6db0877 100644
--- a/test/createViewerTest.js
+++ b/test/createViewerTest.js
@@ -1,7 +1,6 @@
 import test from 'tape-catch'
 import axios from 'axios'
 
-import { readImageArrayBuffer } from 'itk-wasm'
 import testUtils from 'vtk.js/Sources/Testing/testUtils'
 import vtk from 'vtk.js/Sources/vtk'
 
@@ -9,6 +8,7 @@ import createViewer from '../src/createViewer'
 import './customElementsDefineOverride.js'
 import referenceUIMachineOptions from '../src/UI/reference-ui'
 import { MAX_CONCURRENCY } from '../src/Context/ViewerMachineContext'
+import { readImage } from '@itk-wasm/image-io'
 
 const testImage3DPath = 'base/test/data/input/HeadMRVolume.nrrd'
 const testLabelImage3DPath = 'base/test/data/input/HeadMRVolumeLabels.nrrd'
@@ -82,20 +82,19 @@ test('Test createViewer', async t => {
   const response = await axios.get(testImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image: itkImage, webWorker } = await readImageArrayBuffer(
+  const { image: itkImage, webWorker } = await readImage(
     null,
-    response.data,
-    'data.nrrd'
+    new File([response.data], 'data.nrrd')
   )
   webWorker.terminate()
 
   const labelResponse = await axios.get(testLabelImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const {
-    image: itkLabelImage,
-    webWorker: labelWebWorker,
-  } = await readImageArrayBuffer(null, labelResponse.data, 'data.nrrd')
+  const { image: itkLabelImage, webWorker: labelWebWorker } = await readImage(
+    null,
+    new File([labelResponse.data], 'data.nrrd')
+  )
   labelWebWorker.terminate()
 
   const uiMachineOptions = { ...referenceUIMachineOptions }
@@ -453,10 +452,9 @@ test('Test createViewer.setImage', async t => {
   const response = await axios.get(testImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image: itkImage, webWorker } = await readImageArrayBuffer(
+  const { image: itkImage, webWorker } = await readImage(
     null,
-    response.data,
-    'data.nrrd'
+    new File([response.data], 'data.nrrd')
   )
   webWorker.terminate()
 
@@ -469,10 +467,11 @@ test('Test createViewer.setImage', async t => {
   const response2 = await axios.get(testImage3DPath2, {
     responseType: 'arraybuffer',
   })
-  const {
-    image: itkImage2,
-    webWorker: webWorker2,
-  } = await readImageArrayBuffer(null, response2.data, 'data.nrrd')
+  const { image: itkImage2, webWorker: webWorker2 } = await readImage(
+    null,
+    new File([response2.data], 'data.nrrd')
+  )
+
   webWorker2.terminate()
 
   viewer.setImage(itkImage2)
@@ -511,10 +510,9 @@ test('Test createViewer with just labelImage', async t => {
   const response = await axios.get(testLabelImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image: labelImage, webWorker } = await readImageArrayBuffer(
+  const { image: labelImage, webWorker } = await readImage(
     null,
-    response.data,
-    'data.nrrd'
+    new File([response.data], 'data.nrrd')
   )
   webWorker.terminate()
 
@@ -540,10 +538,9 @@ test('Test setImage and setLabelImage after createViewer', async t => {
   const labelImageResponse = await axios.get(testLabelImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image: labelImage, webWorker } = await readImageArrayBuffer(
+  const { image: labelImage, webWorker } = await readImage(
     null,
-    labelImageResponse.data,
-    'data.nrrd'
+    new File([labelImageResponse.data], 'data.nrrd')
   )
   webWorker.terminate()
 
@@ -551,10 +548,9 @@ test('Test setImage and setLabelImage after createViewer', async t => {
     responseType: 'arraybuffer',
   })
 
-  const { image, webWorker: webWorkerForImage } = await readImageArrayBuffer(
+  const { image, webWorker: webWorkerForImage } = await readImage(
     null,
-    imageResponse.data,
-    'data.nrrd'
+    new File([imageResponse.data], 'data.nrrd')
   )
   webWorkerForImage.terminate()
 
@@ -584,10 +580,9 @@ test('Test createViewer custom UI options', async t => {
   const response = await axios.get(testImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image: itkImage, webWorker } = await readImageArrayBuffer(
+  const { image: itkImage, webWorker } = await readImage(
     null,
-    response.data,
-    'data.nrrd'
+    new File([response.data], 'data.nrrd')
   )
   webWorker.terminate()
 
@@ -652,10 +647,9 @@ const makeImages = async paths => {
       const response = await axios.get(path, {
         responseType: 'arraybuffer',
       })
-      const { image, webWorker } = await readImageArrayBuffer(
+      const { image, webWorker } = await readImage(
         null,
-        response.data,
-        'data.nrrd'
+        new File([response.data], 'data.nrrd')
       )
       webWorker.terminate()
       return image
diff --git a/test/imjoyTest.js b/test/imjoyTest.js
index b862181f5..30000550b 100644
--- a/test/imjoyTest.js
+++ b/test/imjoyTest.js
@@ -1,13 +1,13 @@
 import test from 'tape-catch'
 import axios from 'axios'
 
-import { readImageArrayBuffer } from 'itk-wasm'
 import testUtils from 'vtk.js/Sources/Testing/testUtils'
 
 const testImage3DPath = 'base/test/data/input/HeadMRVolume.nrrd'
 
 import * as imjoyCore from 'imjoy-core'
 import ndarray from 'ndarray'
+import { readImage } from '@itk-wasm/image-io'
 
 const TEST_STYLE_RENDERING_VIEW_CONTAINER = {
   position: 'relative',
@@ -52,10 +52,9 @@ test('Test ImJoy Plugin', async t => {
   const response = await axios.get(testImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image: itkImage, webWorker } = await readImageArrayBuffer(
+  const { image: itkImage, webWorker } = await readImage(
     null,
-    response.data,
-    'data.nrrd'
+    new File([response.data], 'data.nrrd')
   )
   webWorker.terminate()
   const array = ndarray(itkImage.data, itkImage.size.slice().reverse())
diff --git a/test/itkConfigBrowserTest.js b/test/itkConfigBrowserTest.js
index 23b25c636..3580d53e5 100644
--- a/test/itkConfigBrowserTest.js
+++ b/test/itkConfigBrowserTest.js
@@ -1,6 +1,7 @@
 const itkConfig = {
-  pipelineWorkerUrl: '/base/dist/itk/web-workers/bundles/pipeline.worker.js', // eslint-disable-line no-undef
-  imageIOUrl: '/base/dist/itk/image-io', // eslint-disable-line no-undef
+  pipelineWorkerUrl:
+    '/base/dist/itk/web-workers/itk-wasm-pipeline.min.worker.js', // eslint-disable-line no-undef
+  imageIOUrl: '/base/dist/itk/pipeline', // eslint-disable-line no-undef
   meshIOUrl: '/base/dist/itk/mesh-io', // eslint-disable-line no-undef
   pipelinesUrl: '/base/dist/itk/pipeline', // eslint-disable-line no-undef
 }
diff --git a/test/pipelineTest.js b/test/pipelineTest.js
index 089c869ae..e7d14cf4d 100644
--- a/test/pipelineTest.js
+++ b/test/pipelineTest.js
@@ -1,11 +1,11 @@
 import test from 'tape-catch'
 import axios from 'axios'
 
-import { readImageArrayBuffer } from 'itk-wasm'
 import testUtils from 'vtk.js/Sources/Testing/testUtils'
 
 import createViewer from '../src/createViewer'
 import './customElementsDefineOverride.js'
+import { readImage } from '@itk-wasm/image-io'
 
 const testImage3DPath = 'base/test/data/input/HeadMRVolume.nrrd'
 const testLabelImage3DPath =
@@ -21,20 +21,19 @@ test('Test createViewer with smaller size label image', async t => {
   const imageResponse = await axios.get(testImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const { image, webWorker: imageWorker } = await readImageArrayBuffer(
+  const { image, webWorker: imageWorker } = await readImage(
     null,
-    imageResponse.data,
-    'data.nrrd'
+    new File([imageResponse.data], 'data.nrrd')
   )
   imageWorker.terminate()
 
   const labelResponse = await axios.get(testLabelImage3DPath, {
     responseType: 'arraybuffer',
   })
-  const {
-    image: labelImage,
-    webWorker: labelWorker,
-  } = await readImageArrayBuffer(null, labelResponse.data, 'data.nrrd')
+  const { image: labelImage, webWorker: labelWorker } = await readImage(
+    null,
+    new File([labelResponse.data], 'data.nrrd')
+  )
   labelWorker.terminate()
 
   const viewer = await createViewer(container, {
diff --git a/test/run.sh b/test/run.sh
index 015e6548c..25ca6f0b7 100755
--- a/test/run.sh
+++ b/test/run.sh
@@ -142,7 +142,7 @@ docker run \
   --workdir /home/user/work \
   ${mount_local} \
   $port_arg \
-  --env="APP=npm run test -- --browsers Chrome --dockered" \
+  --env="APP=npx puppeteer browsers install chrome && npm run test -- --browsers Chrome --dockered" \
   $extra_run_args \
   $debug_arg \
   $image >/dev/null
diff --git a/webpack.config.js b/webpack.config.js
index f64188f73..cbe0f67ff 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -58,6 +58,7 @@ const moduleConfigRules = [
   { test: /\.js$/, loader: 'babel-loader', dependency: { not: ['url'] } },
   {
     test: /\.worker.js$/,
+    exclude: /node_modules/, // Skip itk-wasm worker in node modules.  Copy plugin pulls prebuild itk-wasm-pipeline.worker.js
     use: [{ loader: 'worker-loader', options: { inline: 'no-fallback' } }],
   },
   {
@@ -105,30 +106,41 @@ module.exports = (env, argv) => [
               'node_modules',
               'itk-wasm',
               'dist',
-              'web-workers'
+              'core',
+              'web-workers',
+              'bundles'
             ),
             to: path.join(__dirname, 'dist', 'itk', 'web-workers'),
           },
           {
-            from: path.join(__dirname, 'node_modules', 'itk-image-io'),
-            to: path.join(__dirname, 'dist', 'itk', 'image-io'),
+            from: path.join(
+              __dirname,
+              'node_modules',
+              '@itk-wasm',
+              'image-io',
+              'dist',
+              'pipelines'
+            ),
+            to: path.join(__dirname, 'dist', 'itk', 'pipeline'),
           },
           {
             from: path.join(__dirname, 'node_modules', 'itk-mesh-io'),
             to: path.join(__dirname, 'dist', 'itk', 'mesh-io'),
           },
           {
-            from: path.join(
+            from: '*',
+            context: path.join(
               __dirname,
               'src',
               'Compression',
               'blosc-zarr',
-              'web-build'
+              'emscripten-build'
             ),
             to: path.join(__dirname, 'dist', 'itk', 'pipeline'),
           },
           {
-            from: path.join(
+            from: '*',
+            context: path.join(
               __dirname,
               'src',
               'IO',
@@ -138,7 +150,8 @@ module.exports = (env, argv) => [
             to: path.join(__dirname, 'dist', 'itk', 'pipeline'),
           },
           {
-            from: path.join(
+            from: '*',
+            context: path.join(
               __dirname,
               'src',
               'IO',
@@ -148,7 +161,8 @@ module.exports = (env, argv) => [
             to: path.join(__dirname, 'dist', 'itk', 'pipeline'),
           },
           {
-            from: path.join(
+            from: '*',
+            context: path.join(
               __dirname,
               'src',
               'IO',
@@ -157,6 +171,10 @@ module.exports = (env, argv) => [
             ),
             to: path.join(__dirname, 'dist', 'itk', 'pipeline'),
           },
+          {
+            from: path.join(__dirname, 'public'),
+            to: path.join(__dirname, 'dist'),
+          },
         ],
       }),
       // workbox plugin should be last plugin.  Don't create in development to avoid warning with devServer --watch