feat: added local separator implementation
This commit is contained in:
Xiaohan-Tian
Generated
+135
-4
@@ -1,18 +1,19 @@
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{
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"name": "K.G.Studio",
|
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"version": "0.15.0-build.20260510",
|
||||
"version": "0.16.0-build.20260510",
|
||||
"lockfileVersion": 3,
|
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"requires": true,
|
||||
"packages": {
|
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"": {
|
||||
"name": "K.G.Studio",
|
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"version": "0.15.0-build.20260510",
|
||||
"version": "0.16.0-build.20260510",
|
||||
"dependencies": {
|
||||
"@breezystack/lamejs": "^1.2.7",
|
||||
"class-transformer": "^0.5.1",
|
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"fft.js": "^4.0.4",
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"idb": "^8.0.3",
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"jszip": "^3.10.1",
|
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"onnxruntime-web": "^1.26.0",
|
||||
"openai": "^6.33.0",
|
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"react": "^19.1.0",
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"react-dom": "^19.1.0",
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@@ -1628,6 +1629,70 @@
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"license": "MIT"
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},
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"license": "BSD-3-Clause"
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},
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"node_modules/@protobufjs/path": {
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"version": "1.1.2",
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"license": "BSD-3-Clause"
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},
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"node_modules/@protobufjs/pool": {
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"version": "1.1.0",
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"resolved": "https://registry.npmjs.org/@protobufjs/pool/-/pool-1.1.0.tgz",
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"license": "BSD-3-Clause"
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},
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"node_modules/@protobufjs/utf8": {
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"version": "1.1.1",
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"resolved": "https://registry.npmjs.org/@protobufjs/utf8/-/utf8-1.1.1.tgz",
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"license": "BSD-3-Clause"
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},
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"node_modules/@rolldown/pluginutils": {
|
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"version": "1.0.0-beta.19",
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"resolved": "https://registry.npmjs.org/@rolldown/pluginutils/-/pluginutils-1.0.0-beta.19.tgz",
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@@ -2630,7 +2695,6 @@
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"version": "22.18.0",
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"resolved": "https://registry.npmjs.org/@types/node/-/node-22.18.0.tgz",
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"integrity": "sha512-m5ObIqwsUp6BZzyiy4RdZpzWGub9bqLJMvZDD0QMXhxjqMHMENlj+SqF5QxoUwaQNFe+8kz8XM8ZQhqkQPTgMQ==",
|
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"dev": true,
|
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"license": "MIT",
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"dependencies": {
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"undici-types": "~6.21.0"
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@@ -4802,6 +4866,12 @@
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"node": ">=16"
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}
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},
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"node_modules/flatbuffers": {
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"version": "25.9.23",
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"resolved": "https://registry.npmjs.org/flatbuffers/-/flatbuffers-25.9.23.tgz",
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"integrity": "sha512-MI1qs7Lo4Syw0EOzUl0xjs2lsoeqFku44KpngfIduHBYvzm8h2+7K8YMQh1JtVVVrUvhLpNwqVi4DERegUJhPQ==",
|
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"license": "Apache-2.0"
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},
|
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"node_modules/flatted": {
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"version": "3.3.3",
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"resolved": "https://registry.npmjs.org/flatted/-/flatted-3.3.3.tgz",
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@@ -5087,6 +5157,12 @@
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"dev": true,
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"license": "MIT"
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},
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"node_modules/guid-typescript": {
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"version": "1.0.9",
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"resolved": "https://registry.npmjs.org/guid-typescript/-/guid-typescript-1.0.9.tgz",
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||||
"license": "ISC"
|
||||
},
|
||||
"node_modules/handlebars": {
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"version": "4.7.8",
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"resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.8.tgz",
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@@ -6121,6 +6197,12 @@
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"dev": true,
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"license": "MIT"
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},
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"node_modules/long": {
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"version": "5.3.2",
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"resolved": "https://registry.npmjs.org/long/-/long-5.3.2.tgz",
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"license": "Apache-2.0"
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},
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"node_modules/longest-streak": {
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"version": "3.1.0",
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"resolved": "https://registry.npmjs.org/longest-streak/-/longest-streak-3.1.0.tgz",
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@@ -10920,6 +11002,26 @@
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"url": "https://github.com/sponsors/sindresorhus"
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}
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},
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"node_modules/onnxruntime-common": {
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"version": "1.26.0",
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"resolved": "https://registry.npmjs.org/onnxruntime-common/-/onnxruntime-common-1.26.0.tgz",
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"license": "MIT"
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},
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"node_modules/onnxruntime-web": {
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"version": "1.26.0",
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"resolved": "https://registry.npmjs.org/onnxruntime-web/-/onnxruntime-web-1.26.0.tgz",
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"license": "MIT",
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"dependencies": {
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"flatbuffers": "^25.1.24",
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"guid-typescript": "^1.0.9",
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"long": "^5.2.3",
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"onnxruntime-common": "1.26.0",
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"platform": "^1.3.6",
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"protobufjs": "^7.2.4"
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}
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},
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"node_modules/openai": {
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"version": "6.33.0",
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"resolved": "https://registry.npmjs.org/openai/-/openai-6.33.0.tgz",
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@@ -11341,6 +11443,12 @@
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"node": ">=4"
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}
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},
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"node_modules/platform": {
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"version": "1.3.6",
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"license": "MIT"
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},
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"node_modules/postcss": {
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"version": "8.5.6",
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"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.6.tgz",
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@@ -11442,6 +11550,30 @@
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"dev": true,
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"license": "ISC"
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},
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"node_modules/protobufjs": {
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"version": "7.5.7",
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"hasInstallScript": true,
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||||
"license": "BSD-3-Clause",
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"dependencies": {
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"@protobufjs/aspromise": "^1.1.2",
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"@protobufjs/base64": "^1.1.2",
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"@protobufjs/codegen": "^2.0.5",
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"@protobufjs/eventemitter": "^1.1.0",
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"@protobufjs/fetch": "^1.1.0",
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"@protobufjs/float": "^1.0.2",
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"@protobufjs/inquire": "^1.1.1",
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"@protobufjs/path": "^1.1.2",
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"@protobufjs/pool": "^1.1.0",
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"@protobufjs/utf8": "^1.1.1",
|
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"@types/node": ">=13.7.0",
|
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"long": "^5.0.0"
|
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},
|
||||
"engines": {
|
||||
"node": ">=12.0.0"
|
||||
}
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},
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"node_modules/punycode": {
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"version": "2.3.1",
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"resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
|
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@@ -13531,7 +13663,6 @@
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"version": "6.21.0",
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"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
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"dev": true,
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"license": "MIT"
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},
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"node_modules/unicorn-magic": {
|
||||
|
||||
@@ -19,6 +19,7 @@
|
||||
"fft.js": "^4.0.4",
|
||||
"idb": "^8.0.3",
|
||||
"jszip": "^3.10.1",
|
||||
"onnxruntime-web": "^1.26.0",
|
||||
"openai": "^6.33.0",
|
||||
"react": "^19.1.0",
|
||||
"react-dom": "^19.1.0",
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@@ -62,6 +62,15 @@
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border-bottom-color: #5a9fd4;
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}
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.kgone-tab.is-disabled {
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color: #666;
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cursor: not-allowed;
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}
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|
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.kgone-tab.is-disabled:hover {
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color: #666;
|
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}
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/* Scrollable body */
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||||
.kgone-panel-body {
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flex: 1;
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@@ -203,6 +212,64 @@
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border-radius: 6px;
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}
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.kgone-local-mode-card {
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background-color: #252525;
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border: 1px solid #3a3a3a;
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border-radius: 6px;
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padding: 10px;
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display: flex;
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flex-direction: column;
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gap: 8px;
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}
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|
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.kgone-local-mode-title {
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color: #e0e0e0;
|
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font-size: 12px;
|
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font-weight: 600;
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}
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|
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.kgone-local-mode-text {
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color: #999;
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font-size: 11px;
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line-height: 1.45;
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}
|
||||
|
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.kgone-runtime-row {
|
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display: flex;
|
||||
flex-wrap: wrap;
|
||||
gap: 6px;
|
||||
}
|
||||
|
||||
.kgone-provider-chip {
|
||||
background-color: #313131;
|
||||
border: 1px solid #444;
|
||||
border-radius: 999px;
|
||||
color: #bbb;
|
||||
font-size: 10px;
|
||||
padding: 4px 8px;
|
||||
}
|
||||
|
||||
.kgone-progress-block {
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
gap: 6px;
|
||||
}
|
||||
|
||||
.kgone-progress-track {
|
||||
width: 100%;
|
||||
height: 8px;
|
||||
background-color: #1d1d1d;
|
||||
border: 1px solid #3a3a3a;
|
||||
border-radius: 999px;
|
||||
overflow: hidden;
|
||||
}
|
||||
|
||||
.kgone-progress-fill {
|
||||
height: 100%;
|
||||
background: linear-gradient(90deg, #5a9fd4 0%, #7cc2f1 100%);
|
||||
transition: width 0.15s linear;
|
||||
}
|
||||
|
||||
.kgone-region-info {
|
||||
background-color: #252525;
|
||||
border: 1px solid #3a3a3a;
|
||||
@@ -252,6 +319,32 @@
|
||||
cursor: not-allowed;
|
||||
}
|
||||
|
||||
.kgone-btn-secondary {
|
||||
background-color: #353535;
|
||||
border: 1px solid #4a4a4a;
|
||||
border-radius: 4px;
|
||||
color: #ddd;
|
||||
font-size: 11px;
|
||||
font-weight: 600;
|
||||
padding: 8px 10px;
|
||||
cursor: pointer;
|
||||
flex: 1;
|
||||
}
|
||||
|
||||
.kgone-btn-secondary:hover:not(:disabled) {
|
||||
background-color: #404040;
|
||||
}
|
||||
|
||||
.kgone-btn-secondary:disabled {
|
||||
color: #666;
|
||||
cursor: not-allowed;
|
||||
}
|
||||
|
||||
.kgone-btn-danger {
|
||||
border-color: #5a2a2a;
|
||||
color: #f0b0b0;
|
||||
}
|
||||
|
||||
/* ── Audio player ──────────────────────────────────────────────────────────── */
|
||||
.kgone-audio-player {
|
||||
display: flex;
|
||||
|
||||
@@ -0,0 +1,180 @@
|
||||
import React from 'react';
|
||||
import { beforeEach, describe, expect, it, vi } from 'vitest';
|
||||
import { fireEvent, render, screen, waitFor } from '@testing-library/react';
|
||||
import KGOnePanel from './KGOnePanel';
|
||||
import { KGAudioRegion } from '../core/region/KGAudioRegion';
|
||||
import { KGAudioTrack } from '../core/track/KGAudioTrack';
|
||||
|
||||
let kgoneEnabled = false;
|
||||
let selectedRegionIds: string[] = [];
|
||||
let localModelCached = false;
|
||||
let localSeparationResult: Array<{ name: string; blob: Blob }> = [];
|
||||
|
||||
const mockRefreshProjectState = vi.fn();
|
||||
const mockExecuteCommand = vi.fn();
|
||||
|
||||
vi.mock('../stores/projectStore', () => ({
|
||||
useProjectStore: () => ({
|
||||
selectedRegionIds,
|
||||
projectName: 'Test Project',
|
||||
bpm: 120,
|
||||
keySignature: 'C major',
|
||||
timeSignature: { numerator: 4, denominator: 4 },
|
||||
maxBars: 32,
|
||||
refreshProjectState: mockRefreshProjectState,
|
||||
}),
|
||||
}));
|
||||
|
||||
vi.mock('../core/config/ConfigManager', () => ({
|
||||
ConfigManager: {
|
||||
instance: () => ({
|
||||
get: (key: string) => {
|
||||
if (key === 'general.kgone.enabled') return kgoneEnabled;
|
||||
if (key === 'general.kgone.base_url') return 'http://127.0.0.1:8000';
|
||||
return undefined;
|
||||
},
|
||||
}),
|
||||
},
|
||||
}));
|
||||
|
||||
const audioRegion = new KGAudioRegion(
|
||||
'audio-region-1',
|
||||
'track-1',
|
||||
0,
|
||||
'Verse Stem',
|
||||
0,
|
||||
4,
|
||||
'audio-file-1',
|
||||
'verse.wav',
|
||||
2,
|
||||
0,
|
||||
);
|
||||
const audioTrack = new KGAudioTrack('Audio Track', 1);
|
||||
audioTrack.setTrackIndex(0);
|
||||
audioTrack.setRegions([audioRegion]);
|
||||
|
||||
vi.mock('../core/KGCore', () => ({
|
||||
KGCore: {
|
||||
instance: () => ({
|
||||
getCurrentProject: () => ({
|
||||
getTracks: () => [audioTrack],
|
||||
getName: () => 'Test Project',
|
||||
}),
|
||||
executeCommand: mockExecuteCommand,
|
||||
}),
|
||||
},
|
||||
}));
|
||||
|
||||
vi.mock('../core/io/KGAudioFileStorage', () => ({
|
||||
KGAudioFileStorage: {
|
||||
loadAudioFile: vi.fn(async () => new ArrayBuffer(8)),
|
||||
storeAudioFile: vi.fn(async () => undefined),
|
||||
},
|
||||
}));
|
||||
|
||||
vi.mock('../util/audioUtil', () => ({
|
||||
sliceAudioToWav: vi.fn(async (_buffer: ArrayBuffer) => _buffer),
|
||||
}));
|
||||
|
||||
vi.mock('../util/localSeparatorModelCache', () => ({
|
||||
LocalSeparatorModelCache: {
|
||||
exists: vi.fn(async () => localModelCached),
|
||||
download: vi.fn(async () => {
|
||||
localModelCached = true;
|
||||
}),
|
||||
delete: vi.fn(async () => {
|
||||
localModelCached = false;
|
||||
}),
|
||||
getArrayBuffer: vi.fn(async () => new ArrayBuffer(16)),
|
||||
},
|
||||
}));
|
||||
|
||||
vi.mock('../util/localSeparatorRuntime', () => ({
|
||||
detectLocalRuntimeSupport: () => ({ webgpuExposed: false }),
|
||||
LocalOrtRuntimeManager: class {
|
||||
constructor(private readonly options?: { onProviderChange?: (provider: string) => void }) {}
|
||||
|
||||
reset() {}
|
||||
|
||||
async ensureRuntime() {
|
||||
this.options?.onProviderChange?.('cpu/wasm');
|
||||
return { provider: 'wasm', session: {} };
|
||||
}
|
||||
},
|
||||
}));
|
||||
|
||||
vi.mock('../util/localSeparatorRunner', () => ({
|
||||
runLocalSeparator: vi.fn(async ({ onProgress, onProviderChange }) => {
|
||||
onProviderChange?.('cpu/wasm');
|
||||
onProgress({ stage: 'main', passLabel: 'Main pass', percent: 100, processedChunks: 1, totalChunks: 1 });
|
||||
return {
|
||||
stems: localSeparationResult,
|
||||
providerLabel: 'CPU/wasm',
|
||||
debugSummary: {},
|
||||
};
|
||||
}),
|
||||
}));
|
||||
|
||||
describe('KGOnePanel local separator mode', () => {
|
||||
beforeEach(() => {
|
||||
kgoneEnabled = false;
|
||||
selectedRegionIds = [];
|
||||
localModelCached = false;
|
||||
localSeparationResult = [
|
||||
{ name: 'Instrumental', blob: new Blob(['instrumental'], { type: 'audio/wav' }) },
|
||||
{ name: 'Vocals', blob: new Blob(['vocals'], { type: 'audio/wav' }) },
|
||||
];
|
||||
mockRefreshProjectState.mockReset();
|
||||
mockExecuteCommand.mockReset();
|
||||
});
|
||||
|
||||
it('defaults to separator and shows other tabs as disabled in local mode', async () => {
|
||||
render(<KGOnePanel isVisible={true} />);
|
||||
|
||||
expect(await screen.findByText('Local Separator Mode')).toBeInTheDocument();
|
||||
expect(screen.getByRole('button', { name: 'Full Song' })).toBeDisabled();
|
||||
expect(screen.getByRole('button', { name: 'Remix' })).toBeDisabled();
|
||||
expect(screen.getByRole('button', { name: 'Repaint' })).toBeDisabled();
|
||||
expect(screen.getByRole('button', { name: 'Separator' })).not.toBeDisabled();
|
||||
expect(screen.getByRole('button', { name: 'Download Model' })).toBeInTheDocument();
|
||||
});
|
||||
|
||||
it('shows the single local separator model and advanced settings when the model is cached', async () => {
|
||||
localModelCached = true;
|
||||
selectedRegionIds = ['audio-region-1'];
|
||||
|
||||
render(<KGOnePanel isVisible={true} />);
|
||||
|
||||
await screen.findByText('Selected Region');
|
||||
const options = await screen.findAllByRole('option');
|
||||
expect(options).toHaveLength(1);
|
||||
expect(options[0]).toHaveTextContent('Vocal and Instrument (Medium Accuracy)');
|
||||
|
||||
fireEvent.click(screen.getByRole('button', { name: /Advanced Settings/i }));
|
||||
expect(screen.getByLabelText('Optional audio chunk duration (seconds)')).toBeInTheDocument();
|
||||
expect(screen.getByLabelText('MDX overlap')).toBeInTheDocument();
|
||||
});
|
||||
|
||||
it('prompts for an audio region when the model is cached but nothing is selected', async () => {
|
||||
localModelCached = true;
|
||||
|
||||
render(<KGOnePanel isVisible={true} />);
|
||||
|
||||
expect(await screen.findByText(/Select an audio region on the timeline/)).toBeInTheDocument();
|
||||
});
|
||||
|
||||
it('renders local separation outputs after processing completes', async () => {
|
||||
localModelCached = true;
|
||||
selectedRegionIds = ['audio-region-1'];
|
||||
|
||||
render(<KGOnePanel isVisible={true} />);
|
||||
|
||||
fireEvent.click(await screen.findByRole('button', { name: 'Separate Stems' }));
|
||||
|
||||
await waitFor(() => {
|
||||
expect(screen.getByText('Instrumental')).toBeInTheDocument();
|
||||
expect(screen.getByText('Vocals')).toBeInTheDocument();
|
||||
expect(screen.getByRole('button', { name: 'Import All Stems to Timeline' })).toBeInTheDocument();
|
||||
});
|
||||
});
|
||||
});
|
||||
+365
-25
@@ -15,18 +15,31 @@ import type { KeySignature } from '../core/KGProject';
|
||||
import { ImportStemsCommand } from '../core/commands';
|
||||
import type { StemImportEntry } from '../core/commands';
|
||||
import { showAlert } from '../util/dialogUtil';
|
||||
import {
|
||||
LOCAL_SEPARATOR_MODEL_CONFIG,
|
||||
LOCAL_SEPARATOR_MODEL_FILENAME,
|
||||
LOCAL_SEPARATOR_MODEL_URL,
|
||||
} from '../util/localSeparatorConfig';
|
||||
import { LocalSeparatorModelCache } from '../util/localSeparatorModelCache';
|
||||
import { runLocalSeparator } from '../util/localSeparatorRunner';
|
||||
import { LocalOrtRuntimeManager, detectLocalRuntimeSupport } from '../util/localSeparatorRuntime';
|
||||
|
||||
// ─── Types ────────────────────────────────────────────────────────────────────
|
||||
|
||||
type Tab = 'clip' | 'fullsong' | 'remix' | 'repaint' | 'separator';
|
||||
type KGOneMode = 'server' | 'local-separator';
|
||||
|
||||
type GenStatus = 'idle' | 'loading-model' | 'generating' | 'polling' | 'downloading' | 'done' | 'error';
|
||||
|
||||
const SEPARATOR_MODELS = [
|
||||
const SERVER_SEPARATOR_MODELS = [
|
||||
{ label: 'Vocal and Instrument (Medium Accuracy)', value: 'UVR-MDX-NET-Inst_HQ_3.onnx' },
|
||||
{ label: 'Vocal and Instrument (High Accuracy)', value: 'MDX23C-8KFFT-InstVoc_HQ.ckpt' },
|
||||
{ label: 'Vocal, Drums, Bass, Guitar, Piano, and Others', value: 'htdemucs_6s.yaml' },
|
||||
] as const;
|
||||
const LOCAL_SEPARATOR_MODELS = [
|
||||
{ label: LOCAL_SEPARATOR_MODEL_CONFIG.displayName, value: LOCAL_SEPARATOR_MODEL_FILENAME },
|
||||
] as const;
|
||||
const KGONE_TABS = ['fullsong', 'remix', 'repaint', 'separator'] as const;
|
||||
|
||||
const CLIP_NOTES = ['C', 'C#', 'D', 'D#', 'E', 'F', 'F#', 'G', 'G#', 'A', 'A#', 'B'];
|
||||
|
||||
@@ -59,6 +72,22 @@ function formatTime(sec: number): string {
|
||||
return `${m}:${s.toString().padStart(2, '0')}`;
|
||||
}
|
||||
|
||||
function formatKGOneTabLabel(tab: Tab): string {
|
||||
if (tab === 'fullsong') return 'Full Song';
|
||||
if (tab === 'remix') return 'Remix';
|
||||
if (tab === 'repaint') return 'Repaint';
|
||||
return 'Separator';
|
||||
}
|
||||
|
||||
export function getDefaultKGOneTab(mode: KGOneMode): Tab {
|
||||
return mode === 'local-separator' ? 'separator' : 'fullsong';
|
||||
}
|
||||
|
||||
export function getKGOneMode(): KGOneMode {
|
||||
const enabled = (ConfigManager.instance().get('general.kgone.enabled') as boolean | undefined) ?? false;
|
||||
return enabled ? 'server' : 'local-separator';
|
||||
}
|
||||
|
||||
// ─── Shared components ────────────────────────────────────────────────────────
|
||||
|
||||
interface ExpanderProps {
|
||||
@@ -830,18 +859,33 @@ function countRepaintTracks(sourceTrackName: string): number {
|
||||
return tracks.filter(t => pattern.test(t.getName())).length;
|
||||
}
|
||||
|
||||
const SeparatorTab: React.FC = () => {
|
||||
const SeparatorTab: React.FC<{ mode: KGOneMode }> = ({ mode }) => {
|
||||
const { selectedRegionIds, projectName, bpm, timeSignature, maxBars, refreshProjectState } = useProjectStore();
|
||||
const [model, setModel] = useState<typeof SEPARATOR_MODELS[number]['value']>(SEPARATOR_MODELS[0].value);
|
||||
const localOnlyMode = mode === 'local-separator';
|
||||
const availableSeparatorModels = localOnlyMode ? LOCAL_SEPARATOR_MODELS : SERVER_SEPARATOR_MODELS;
|
||||
const [model, setModel] = useState<typeof SERVER_SEPARATOR_MODELS[number]['value']>(availableSeparatorModels[0].value);
|
||||
|
||||
// Generation state
|
||||
const [genStatus, setGenStatus] = useState<GenStatus>('idle');
|
||||
const [genHint, setGenHint] = useState('');
|
||||
const [errorMsg, setErrorMsg] = useState('');
|
||||
const [stemAudioUrls, setStemAudioUrls] = useState<Array<{ name: string; url: string }>>([]);
|
||||
const runtimeSupport = useMemo(() => detectLocalRuntimeSupport(), []);
|
||||
const [localProviderLabel, setLocalProviderLabel] = useState(
|
||||
runtimeSupport.webgpuExposed ? 'webgpu available' : 'cpu/wasm only',
|
||||
);
|
||||
const [isLocalModelCached, setIsLocalModelCached] = useState(false);
|
||||
const [isCheckingLocalModel, setIsCheckingLocalModel] = useState(false);
|
||||
const [isDownloadingLocalModel, setIsDownloadingLocalModel] = useState(false);
|
||||
const [isDeletingLocalModel, setIsDeletingLocalModel] = useState(false);
|
||||
const [localProgressPercent, setLocalProgressPercent] = useState(0);
|
||||
const [localProgressText, setLocalProgressText] = useState('');
|
||||
const [localChunkDurationSeconds, setLocalChunkDurationSeconds] = useState('');
|
||||
const [localOverlap, setLocalOverlap] = useState(String(LOCAL_SEPARATOR_MODEL_CONFIG.defaults.overlap));
|
||||
|
||||
const abortRef = useRef<AbortController | null>(null);
|
||||
const taskIdRef = useRef<string>('');
|
||||
const localRuntimeManagerRef = useRef<LocalOrtRuntimeManager | null>(null);
|
||||
const originalRegionRef = useRef<{
|
||||
regionName: string;
|
||||
trackName: string;
|
||||
@@ -861,6 +905,31 @@ const SeparatorTab: React.FC = () => {
|
||||
// eslint-disable-next-line react-hooks/exhaustive-deps
|
||||
}, []);
|
||||
|
||||
useEffect(() => {
|
||||
setModel(availableSeparatorModels[0].value);
|
||||
}, [availableSeparatorModels]);
|
||||
|
||||
const refreshLocalModelCacheState = useCallback(async () => {
|
||||
if (!localOnlyMode) return;
|
||||
setIsCheckingLocalModel(true);
|
||||
try {
|
||||
setIsLocalModelCached(await LocalSeparatorModelCache.exists());
|
||||
} catch (err) {
|
||||
console.error('[KGOne] Local model cache check failed:', err);
|
||||
setErrorMsg(err instanceof Error ? err.message : String(err));
|
||||
} finally {
|
||||
setIsCheckingLocalModel(false);
|
||||
}
|
||||
}, [localOnlyMode]);
|
||||
|
||||
useEffect(() => {
|
||||
if (!localOnlyMode) return;
|
||||
localRuntimeManagerRef.current = new LocalOrtRuntimeManager({
|
||||
onProviderChange: provider => setLocalProviderLabel(provider),
|
||||
});
|
||||
void refreshLocalModelCacheState();
|
||||
}, [localOnlyMode, refreshLocalModelCacheState]);
|
||||
|
||||
const selectedAudioRegion = useMemo(() => {
|
||||
if (!selectedRegionIds.length) return null;
|
||||
const project = KGCore.instance().getCurrentProject();
|
||||
@@ -879,7 +948,57 @@ const SeparatorTab: React.FC = () => {
|
||||
|
||||
const isGenerating = genStatus !== 'idle' && genStatus !== 'done' && genStatus !== 'error';
|
||||
|
||||
const handleSeparate = useCallback(async () => {
|
||||
const handleDownloadLocalModel = useCallback(async () => {
|
||||
setIsDownloadingLocalModel(true);
|
||||
setErrorMsg('');
|
||||
setLocalProgressPercent(0);
|
||||
setLocalProgressText('Downloading local separator model...');
|
||||
|
||||
try {
|
||||
await LocalSeparatorModelCache.download(
|
||||
LOCAL_SEPARATOR_MODEL_URL,
|
||||
LOCAL_SEPARATOR_MODEL_FILENAME,
|
||||
progress => {
|
||||
const receivedMb = (progress.receivedBytes / (1024 * 1024)).toFixed(1);
|
||||
const totalMb = progress.totalBytes ? (progress.totalBytes / (1024 * 1024)).toFixed(1) : null;
|
||||
setLocalProgressPercent(progress.totalBytes ? progress.percent : 0);
|
||||
setLocalProgressText(
|
||||
totalMb
|
||||
? `Downloading local separator model... ${receivedMb} / ${totalMb} MB`
|
||||
: `Downloading local separator model... ${receivedMb} MB`,
|
||||
);
|
||||
},
|
||||
);
|
||||
setLocalProgressPercent(100);
|
||||
setLocalProgressText('Local separator model is ready.');
|
||||
await refreshLocalModelCacheState();
|
||||
} catch (err) {
|
||||
setLocalProgressPercent(0);
|
||||
setLocalProgressText('');
|
||||
setErrorMsg(err instanceof Error ? err.message : String(err));
|
||||
} finally {
|
||||
setIsDownloadingLocalModel(false);
|
||||
}
|
||||
}, [refreshLocalModelCacheState]);
|
||||
|
||||
const handleDeleteLocalModel = useCallback(async () => {
|
||||
setIsDeletingLocalModel(true);
|
||||
setErrorMsg('');
|
||||
try {
|
||||
await LocalSeparatorModelCache.delete();
|
||||
localRuntimeManagerRef.current?.reset();
|
||||
setLocalProviderLabel(runtimeSupport.webgpuExposed ? 'webgpu available' : 'cpu/wasm only');
|
||||
setLocalProgressPercent(0);
|
||||
setLocalProgressText('');
|
||||
await refreshLocalModelCacheState();
|
||||
} catch (err) {
|
||||
setErrorMsg(err instanceof Error ? err.message : String(err));
|
||||
} finally {
|
||||
setIsDeletingLocalModel(false);
|
||||
}
|
||||
}, [refreshLocalModelCacheState, runtimeSupport.webgpuExposed]);
|
||||
|
||||
const handleSeparateServer = useCallback(async () => {
|
||||
if (!selectedAudioRegion) return;
|
||||
|
||||
// Capture snapshot before anything changes — selection may shift during generation
|
||||
@@ -1052,7 +1171,107 @@ const SeparatorTab: React.FC = () => {
|
||||
setGenStatus('error');
|
||||
setGenHint('');
|
||||
}
|
||||
}, [selectedAudioRegion, projectName, model, stemAudioUrls]);
|
||||
}, [selectedAudioRegion, projectName, model, stemAudioUrls, bpm]);
|
||||
|
||||
const handleSeparateLocal = useCallback(async () => {
|
||||
if (!selectedAudioRegion || !isLocalModelCached) return;
|
||||
|
||||
originalRegionRef.current = {
|
||||
regionName: selectedAudioRegion.region.getName(),
|
||||
trackName: selectedAudioRegion.trackName,
|
||||
startFromBeat: selectedAudioRegion.region.getStartFromBeat(),
|
||||
trackIndex: selectedAudioRegion.trackIndex,
|
||||
};
|
||||
setImportError('');
|
||||
stemAudioUrls.forEach(s => URL.revokeObjectURL(s.url));
|
||||
setStemAudioUrls([]);
|
||||
setErrorMsg('');
|
||||
setGenStatus('loading-model');
|
||||
setLocalProgressPercent(0);
|
||||
setLocalProgressText('Preparing ONNX Runtime session...');
|
||||
setLocalProviderLabel(runtimeSupport.webgpuExposed ? 'webgpu available' : 'cpu/wasm only');
|
||||
|
||||
try {
|
||||
const modelBuffer = await LocalSeparatorModelCache.getArrayBuffer();
|
||||
const runtimeManager = localRuntimeManagerRef.current ?? new LocalOrtRuntimeManager({
|
||||
onProviderChange: provider => setLocalProviderLabel(provider),
|
||||
});
|
||||
localRuntimeManagerRef.current = runtimeManager;
|
||||
const runtime = await runtimeManager.ensureRuntime(LOCAL_SEPARATOR_MODEL_CONFIG, new Uint8Array(modelBuffer));
|
||||
|
||||
setGenStatus('generating');
|
||||
setLocalProgressPercent(3);
|
||||
setLocalProgressText('Reading audio file...');
|
||||
|
||||
const audioFileId = selectedAudioRegion.region.getAudioFileId();
|
||||
const clipStart = selectedAudioRegion.region.getClipStartOffsetSeconds();
|
||||
const fullDuration = selectedAudioRegion.region.getAudioDurationSeconds();
|
||||
const regionLengthSec = selectedAudioRegion.region.getLength() * (60 / bpm);
|
||||
const effectiveDuration = Math.min(regionLengthSec, fullDuration - clipStart);
|
||||
|
||||
const rawBuffer = await KGAudioFileStorage.loadAudioFile(projectName, audioFileId);
|
||||
const needsSlice = clipStart > 0.01 || effectiveDuration < fullDuration - 0.01;
|
||||
const inputBuffer = needsSlice
|
||||
? await sliceAudioToWav(rawBuffer, clipStart, effectiveDuration)
|
||||
: rawBuffer;
|
||||
|
||||
setGenStatus('polling');
|
||||
setLocalProgressPercent(5);
|
||||
setLocalProgressText('Running browser separation...');
|
||||
|
||||
const chunkDuration = localChunkDurationSeconds.trim()
|
||||
? Number.parseFloat(localChunkDurationSeconds)
|
||||
: null;
|
||||
const overlapValue = Number.parseFloat(localOverlap);
|
||||
|
||||
const result = await runLocalSeparator({
|
||||
session: runtime.session,
|
||||
runtimeProvider: runtime.provider,
|
||||
modelConfig: LOCAL_SEPARATOR_MODEL_CONFIG,
|
||||
audioBuffer: inputBuffer,
|
||||
chunkDurationSeconds: Number.isFinite(chunkDuration) && (chunkDuration ?? 0) > 0 ? chunkDuration : null,
|
||||
overlap: Number.isFinite(overlapValue) ? overlapValue : LOCAL_SEPARATOR_MODEL_CONFIG.defaults.overlap,
|
||||
onProviderChange: provider => setLocalProviderLabel(provider),
|
||||
onProgress: progress => {
|
||||
setLocalProgressPercent(progress.percent);
|
||||
const chunkSuffix = progress.totalChunks ? ` (${progress.processedChunks}/${progress.totalChunks} chunks)` : '';
|
||||
setLocalProgressText(`${progress.passLabel}${chunkSuffix}`);
|
||||
},
|
||||
});
|
||||
|
||||
taskIdRef.current = `local_${Date.now()}`;
|
||||
const nextStemAudioUrls = result.stems.map(stem => ({
|
||||
name: stem.name,
|
||||
url: URL.createObjectURL(stem.blob),
|
||||
}));
|
||||
setStemAudioUrls(nextStemAudioUrls);
|
||||
setGenStatus('done');
|
||||
setLocalProgressPercent(100);
|
||||
setLocalProgressText('Separation complete.');
|
||||
kgoneLog('RES', 'local separator summary', result.debugSummary);
|
||||
} catch (err) {
|
||||
console.error('[KGOne] Local separator error:', err);
|
||||
setGenStatus('error');
|
||||
setErrorMsg(err instanceof Error ? err.message : String(err));
|
||||
}
|
||||
}, [
|
||||
selectedAudioRegion,
|
||||
isLocalModelCached,
|
||||
stemAudioUrls,
|
||||
runtimeSupport.webgpuExposed,
|
||||
bpm,
|
||||
projectName,
|
||||
localChunkDurationSeconds,
|
||||
localOverlap,
|
||||
]);
|
||||
|
||||
const handleSeparate = useCallback(async () => {
|
||||
if (localOnlyMode) {
|
||||
await handleSeparateLocal();
|
||||
return;
|
||||
}
|
||||
await handleSeparateServer();
|
||||
}, [handleSeparateLocal, handleSeparateServer, localOnlyMode]);
|
||||
|
||||
const handleImportAll = useCallback(async () => {
|
||||
const snap = originalRegionRef.current;
|
||||
@@ -1068,9 +1287,9 @@ const SeparatorTab: React.FC = () => {
|
||||
const stems: StemImportEntry[] = await Promise.all(
|
||||
stemAudioUrls.map(async (stem) => {
|
||||
const blob = await fetch(stem.url).then(r => r.blob());
|
||||
const fileName = `KGOne_Stem_${stem.name}_${taskIdRef.current}.mp3`;
|
||||
const fileName = `KGOne_Stem_${stem.name}_${taskIdRef.current}.${localOnlyMode ? 'wav' : 'mp3'}`;
|
||||
const fileId = `kgone_stem_${Date.now()}_${Math.random().toString(36).slice(2, 7)}`;
|
||||
const audioFile = new File([blob], fileName, { type: 'audio/mpeg' });
|
||||
const audioFile = new File([blob], fileName, { type: localOnlyMode ? 'audio/wav' : 'audio/mpeg' });
|
||||
|
||||
const arrayBuffer = await blob.arrayBuffer();
|
||||
const toneBuffer = new Tone.ToneAudioBuffer();
|
||||
@@ -1114,9 +1333,19 @@ const SeparatorTab: React.FC = () => {
|
||||
} finally {
|
||||
setIsImporting(false);
|
||||
}
|
||||
}, [stemAudioUrls, projectName, maxBars, refreshProjectState]);
|
||||
}, [stemAudioUrls, projectName, maxBars, refreshProjectState, localOnlyMode]);
|
||||
|
||||
const btnLabel = () => {
|
||||
if (localOnlyMode) {
|
||||
switch (genStatus) {
|
||||
case 'loading-model': return 'Preparing local model...';
|
||||
case 'generating': return 'Preparing audio...';
|
||||
case 'polling': return 'Separating locally...';
|
||||
case 'downloading': return 'Finalizing...';
|
||||
default: return 'Separate Stems';
|
||||
}
|
||||
}
|
||||
|
||||
switch (genStatus) {
|
||||
case 'loading-model': return 'Loading model...';
|
||||
case 'generating': return 'Preparing upload...';
|
||||
@@ -1128,6 +1357,68 @@ const SeparatorTab: React.FC = () => {
|
||||
|
||||
return (
|
||||
<>
|
||||
{localOnlyMode && (
|
||||
<div className="kgone-local-mode-card">
|
||||
<div className="kgone-local-mode-title">Local Separator Mode</div>
|
||||
<div className="kgone-local-mode-text">
|
||||
Only Vocal and Instrument (Medium Accuracy) is available while not integrated with K.G.One Music Studio server.
|
||||
Processing in local may take long time depending on your hardware. When fallback to CPU happens, the webpage may
|
||||
temporarily hang with little or no UI response until processing advances.
|
||||
</div>
|
||||
<div className="kgone-runtime-row">
|
||||
<div className="kgone-provider-chip">Provider: {localProviderLabel}</div>
|
||||
<div className="kgone-provider-chip">Model: {isLocalModelCached ? 'downloaded' : 'not downloaded'}</div>
|
||||
</div>
|
||||
{(localProgressText || isCheckingLocalModel) && (
|
||||
<div className="kgone-progress-block">
|
||||
<div
|
||||
className="kgone-progress-track"
|
||||
role="progressbar"
|
||||
aria-valuenow={Math.round(localProgressPercent)}
|
||||
aria-valuemin={0}
|
||||
aria-valuemax={100}
|
||||
>
|
||||
<div className="kgone-progress-fill" style={{ width: `${Math.max(0, Math.min(100, localProgressPercent))}%` }} />
|
||||
</div>
|
||||
<div className="kgone-gen-hint">
|
||||
{isCheckingLocalModel ? 'Checking local model cache...' : localProgressText}
|
||||
</div>
|
||||
</div>
|
||||
)}
|
||||
<div className="kgone-row">
|
||||
{!isLocalModelCached ? (
|
||||
<button
|
||||
className="kgone-btn-secondary"
|
||||
type="button"
|
||||
disabled={isCheckingLocalModel || isDownloadingLocalModel || isDeletingLocalModel || isGenerating}
|
||||
onClick={() => void handleDownloadLocalModel()}
|
||||
>
|
||||
{isDownloadingLocalModel ? 'Downloading Model...' : 'Download Model'}
|
||||
</button>
|
||||
) : (
|
||||
<>
|
||||
<button
|
||||
className="kgone-btn-secondary"
|
||||
type="button"
|
||||
disabled={isCheckingLocalModel || isDownloadingLocalModel || isDeletingLocalModel || isGenerating}
|
||||
onClick={() => void handleDownloadLocalModel()}
|
||||
>
|
||||
{isDownloadingLocalModel ? 'Redownloading...' : 'Redownload Model'}
|
||||
</button>
|
||||
<button
|
||||
className="kgone-btn-secondary kgone-btn-danger"
|
||||
type="button"
|
||||
disabled={isCheckingLocalModel || isDownloadingLocalModel || isDeletingLocalModel || isGenerating}
|
||||
onClick={() => void handleDeleteLocalModel()}
|
||||
>
|
||||
{isDeletingLocalModel ? 'Deleting...' : 'Delete Cached Model'}
|
||||
</button>
|
||||
</>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
)}
|
||||
|
||||
{selectedAudioRegion ? (
|
||||
<>
|
||||
<div className="kgone-region-info">
|
||||
@@ -1139,14 +1430,44 @@ const SeparatorTab: React.FC = () => {
|
||||
|
||||
<div className="kgone-field">
|
||||
<label className="kgone-label">Separation Model</label>
|
||||
<select className="kgone-select" value={model} onChange={e => setModel(e.target.value as typeof SEPARATOR_MODELS[number]['value'])}>
|
||||
|
||||
{SEPARATOR_MODELS.map(m => (
|
||||
<select className="kgone-select" value={model} onChange={e => setModel(e.target.value as typeof SERVER_SEPARATOR_MODELS[number]['value'])}>
|
||||
{availableSeparatorModels.map(m => (
|
||||
<option key={m.value} value={m.value}>{m.label}</option>
|
||||
))}
|
||||
</select>
|
||||
</div>
|
||||
|
||||
{localOnlyMode && (
|
||||
<Expander label="Advanced Settings">
|
||||
<div className="kgone-field">
|
||||
<label className="kgone-label">Optional audio chunk duration (seconds)</label>
|
||||
<input
|
||||
className="kgone-input"
|
||||
aria-label="Optional audio chunk duration (seconds)"
|
||||
type="number"
|
||||
min={1}
|
||||
step={1}
|
||||
value={localChunkDurationSeconds}
|
||||
onChange={e => setLocalChunkDurationSeconds(e.target.value)}
|
||||
placeholder="Leave blank to process the full region"
|
||||
/>
|
||||
</div>
|
||||
<div className="kgone-field">
|
||||
<label className="kgone-label">MDX overlap</label>
|
||||
<input
|
||||
className="kgone-input"
|
||||
aria-label="MDX overlap"
|
||||
type="number"
|
||||
min={0.001}
|
||||
max={0.999}
|
||||
step={0.01}
|
||||
value={localOverlap}
|
||||
onChange={e => setLocalOverlap(e.target.value)}
|
||||
/>
|
||||
</div>
|
||||
</Expander>
|
||||
)}
|
||||
|
||||
{/* Stem audio players — shown once separation is complete */}
|
||||
{stemAudioUrls.length > 0 && (
|
||||
<div className="kgone-stems">
|
||||
@@ -1156,7 +1477,7 @@ const SeparatorTab: React.FC = () => {
|
||||
<AudioPlayer
|
||||
src={stem.url}
|
||||
dragData={taskIdRef.current ? {
|
||||
audioFileName: `KGOne_Stem_${stem.name}_${taskIdRef.current}.mp3`,
|
||||
audioFileName: `KGOne_Stem_${stem.name}_${taskIdRef.current}.${localOnlyMode ? 'wav' : 'mp3'}`,
|
||||
} : undefined}
|
||||
/>
|
||||
</div>
|
||||
@@ -1195,7 +1516,7 @@ const SeparatorTab: React.FC = () => {
|
||||
|
||||
<button
|
||||
className="kgone-btn-generate"
|
||||
disabled={isGenerating}
|
||||
disabled={isGenerating || (localOnlyMode && !isLocalModelCached)}
|
||||
onClick={handleSeparate}
|
||||
>
|
||||
{isGenerating && <FaCircleNotch className="kgone-spinner" />}
|
||||
@@ -1203,18 +1524,23 @@ const SeparatorTab: React.FC = () => {
|
||||
</button>
|
||||
|
||||
{/* Status hint below button */}
|
||||
{genHint && <div className="kgone-gen-hint">{genHint}</div>}
|
||||
{(localOnlyMode ? localProgressText : genHint) && (
|
||||
<div className="kgone-gen-hint">{localOnlyMode ? localProgressText : genHint}</div>
|
||||
)}
|
||||
</>
|
||||
) : (
|
||||
<div className="kgone-separator-hint">
|
||||
Select an audio region on the timeline to extract stems from it.
|
||||
Only audio regions are supported — MIDI regions cannot be separated.
|
||||
{localOnlyMode && !isLocalModelCached
|
||||
? 'Download the local separator model, then select an audio region on the timeline to extract stems from it.'
|
||||
: 'Select an audio region on the timeline to extract stems from it. Only audio regions are supported — MIDI regions cannot be separated.'}
|
||||
</div>
|
||||
)}
|
||||
|
||||
{!localOnlyMode && (
|
||||
<div className="kgone-powered-by">
|
||||
Powered by <a href="https://github.com/nomadkaraoke/python-audio-separator" target="_blank" rel="noopener noreferrer">UVR5 CLI</a>
|
||||
</div>
|
||||
)}
|
||||
</>
|
||||
);
|
||||
};
|
||||
@@ -2228,8 +2554,21 @@ interface KGOnePanelProps {
|
||||
}
|
||||
|
||||
const KGOnePanel: React.FC<KGOnePanelProps> = ({ isVisible }) => {
|
||||
const [activeTab, setActiveTab] = useState<Tab>('fullsong');
|
||||
const mode = getKGOneMode();
|
||||
const [activeTab, setActiveTab] = useState<Tab>(getDefaultKGOneTab(mode));
|
||||
const { bpm, keySignature } = useProjectStore();
|
||||
const disabledTabs = mode === 'local-separator'
|
||||
? new Set<Tab>(['fullsong', 'remix', 'repaint'])
|
||||
: new Set<Tab>();
|
||||
|
||||
useEffect(() => {
|
||||
setActiveTab(current => {
|
||||
if (disabledTabs.has(current)) {
|
||||
return 'separator';
|
||||
}
|
||||
return getDefaultKGOneTab(mode) === 'separator' ? 'separator' : current;
|
||||
});
|
||||
}, [mode]);
|
||||
|
||||
return (
|
||||
<div className={`kgone-panel${isVisible ? '' : ' is-hidden'}`}>
|
||||
@@ -2239,16 +2578,17 @@ const KGOnePanel: React.FC<KGOnePanelProps> = ({ isVisible }) => {
|
||||
|
||||
<div className="kgone-tabs">
|
||||
{/* Clip tab temporarily disabled, will enable in the future */}
|
||||
{(['fullsong', 'remix', 'repaint', 'separator'] as const).map(tab => (
|
||||
{KGONE_TABS.map(tab => (
|
||||
<button
|
||||
key={tab}
|
||||
className={`kgone-tab${activeTab === tab ? ' active' : ''}`}
|
||||
onClick={() => setActiveTab(tab)}
|
||||
className={`kgone-tab${activeTab === tab ? ' active' : ''}${disabledTabs.has(tab) ? ' is-disabled' : ''}`}
|
||||
onClick={() => {
|
||||
if (disabledTabs.has(tab)) return;
|
||||
setActiveTab(tab);
|
||||
}}
|
||||
disabled={disabledTabs.has(tab)}
|
||||
>
|
||||
{tab === 'fullsong' ? 'Full Song'
|
||||
: tab === 'remix' ? 'Remix'
|
||||
: tab === 'repaint' ? 'Repaint'
|
||||
: 'Separator'}
|
||||
{formatKGOneTabLabel(tab)}
|
||||
</button>
|
||||
))}
|
||||
</div>
|
||||
@@ -2259,7 +2599,7 @@ const KGOnePanel: React.FC<KGOnePanelProps> = ({ isVisible }) => {
|
||||
{activeTab === 'fullsong' && <FullSongTab />}
|
||||
{activeTab === 'remix' && <RemixTab />}
|
||||
{activeTab === 'repaint' && <RepaintTab />}
|
||||
{activeTab === 'separator' && <SeparatorTab />}
|
||||
{activeTab === 'separator' && <SeparatorTab mode={mode} />}
|
||||
</div>
|
||||
</div>
|
||||
);
|
||||
|
||||
@@ -961,8 +961,6 @@ const Toolbar: React.FC = () => {
|
||||
};
|
||||
|
||||
// K.G.One panel toggle
|
||||
const isKGOneEnabled = ConfigManager.instance().get('general.kgone.enabled') as boolean ?? false;
|
||||
|
||||
const handleKGOneClick = () => {
|
||||
if (DEBUG_MODE.TOOLBAR) {
|
||||
console.log("K.G.One button clicked");
|
||||
@@ -1241,11 +1239,9 @@ const Toolbar: React.FC = () => {
|
||||
</div>
|
||||
</div>
|
||||
<button
|
||||
title={isKGOneEnabled ? 'K.G.One Music Generator' : 'K.G.One integration is disabled — enable it in Settings'}
|
||||
title="K.G.One Music Generator"
|
||||
onClick={handleKGOneClick}
|
||||
disabled={!isKGOneEnabled}
|
||||
className={showKGOnePanel ? 'active' : ''}
|
||||
style={!isKGOneEnabled ? { opacity: 0.4, cursor: 'not-allowed' } : undefined}
|
||||
>
|
||||
<FaWandMagicSparkles />
|
||||
</button>
|
||||
|
||||
@@ -0,0 +1,151 @@
|
||||
import { beforeEach, describe, expect, it, vi } from 'vitest';
|
||||
import { LocalSeparatorModelCache } from '../../util/localSeparatorModelCache';
|
||||
|
||||
class MockWritableFileStream {
|
||||
private readonly handle: MockFileSystemFileHandle;
|
||||
private chunks: Uint8Array[] = [];
|
||||
|
||||
constructor(handle: MockFileSystemFileHandle) {
|
||||
this.handle = handle;
|
||||
}
|
||||
|
||||
async write(content: ArrayBuffer | ArrayBufferView): Promise<void> {
|
||||
const bytes = content instanceof ArrayBuffer
|
||||
? new Uint8Array(content)
|
||||
: new Uint8Array(content.buffer, content.byteOffset, content.byteLength);
|
||||
this.chunks.push(new Uint8Array(bytes));
|
||||
}
|
||||
|
||||
async close(): Promise<void> {
|
||||
const total = this.chunks.reduce((sum, chunk) => sum + chunk.byteLength, 0);
|
||||
const merged = new Uint8Array(total);
|
||||
let offset = 0;
|
||||
for (const chunk of this.chunks) {
|
||||
merged.set(chunk, offset);
|
||||
offset += chunk.byteLength;
|
||||
}
|
||||
this.handle.setContent(merged);
|
||||
}
|
||||
|
||||
async abort(): Promise<void> {
|
||||
this.chunks = [];
|
||||
}
|
||||
}
|
||||
|
||||
class MockFileSystemFileHandle {
|
||||
kind = 'file' as const;
|
||||
private content = new Uint8Array();
|
||||
|
||||
constructor(public readonly name: string) {}
|
||||
|
||||
setContent(content: Uint8Array): void {
|
||||
this.content = content;
|
||||
}
|
||||
|
||||
async getFile(): Promise<File> {
|
||||
return {
|
||||
arrayBuffer: async () => this.content.buffer.slice(0),
|
||||
} as unknown as File;
|
||||
}
|
||||
|
||||
async createWritable(): Promise<MockWritableFileStream> {
|
||||
return new MockWritableFileStream(this);
|
||||
}
|
||||
}
|
||||
|
||||
class MockFileSystemDirectoryHandle {
|
||||
kind = 'directory' as const;
|
||||
private entries = new Map<string, MockFileSystemDirectoryHandle | MockFileSystemFileHandle>();
|
||||
|
||||
constructor(public readonly name: string) {}
|
||||
|
||||
async getDirectoryHandle(name: string, options?: { create?: boolean }): Promise<MockFileSystemDirectoryHandle> {
|
||||
let entry = this.entries.get(name);
|
||||
if (!entry || entry.kind !== 'directory') {
|
||||
if (!options?.create) {
|
||||
throw new DOMException(`Directory "${name}" not found`, 'NotFoundError');
|
||||
}
|
||||
entry = new MockFileSystemDirectoryHandle(name);
|
||||
this.entries.set(name, entry);
|
||||
}
|
||||
return entry as MockFileSystemDirectoryHandle;
|
||||
}
|
||||
|
||||
async getFileHandle(name: string, options?: { create?: boolean }): Promise<MockFileSystemFileHandle> {
|
||||
let entry = this.entries.get(name);
|
||||
if (!entry || entry.kind !== 'file') {
|
||||
if (!options?.create) {
|
||||
throw new DOMException(`File "${name}" not found`, 'NotFoundError');
|
||||
}
|
||||
entry = new MockFileSystemFileHandle(name);
|
||||
this.entries.set(name, entry);
|
||||
}
|
||||
return entry as MockFileSystemFileHandle;
|
||||
}
|
||||
|
||||
async removeEntry(name: string): Promise<void> {
|
||||
if (!this.entries.has(name)) {
|
||||
throw new DOMException(`Entry "${name}" not found`, 'NotFoundError');
|
||||
}
|
||||
this.entries.delete(name);
|
||||
}
|
||||
|
||||
clear(): void {
|
||||
this.entries.clear();
|
||||
}
|
||||
}
|
||||
|
||||
const mockRoot = new MockFileSystemDirectoryHandle('root');
|
||||
|
||||
vi.stubGlobal('navigator', {
|
||||
...navigator,
|
||||
storage: {
|
||||
getDirectory: vi.fn(async () => mockRoot),
|
||||
},
|
||||
});
|
||||
|
||||
describe('LocalSeparatorModelCache', () => {
|
||||
beforeEach(() => {
|
||||
mockRoot.clear();
|
||||
vi.restoreAllMocks();
|
||||
});
|
||||
|
||||
it('downloads and stores a model in OPFS cache', async () => {
|
||||
vi.stubGlobal('fetch', vi.fn(async () => new Response(new Uint8Array([1, 2, 3]), {
|
||||
status: 200,
|
||||
headers: { 'Content-Length': '3' },
|
||||
})));
|
||||
|
||||
await LocalSeparatorModelCache.download('https://example.com/model.onnx', 'model.onnx');
|
||||
|
||||
expect(await LocalSeparatorModelCache.exists('model.onnx')).toBe(true);
|
||||
const buffer = await LocalSeparatorModelCache.getArrayBuffer('model.onnx');
|
||||
expect(Array.from(new Uint8Array(buffer))).toEqual([1, 2, 3]);
|
||||
});
|
||||
|
||||
it('replaces a broken cached file on redownload', async () => {
|
||||
vi.stubGlobal('fetch', vi.fn(async () => new Response(new Uint8Array([1]), {
|
||||
status: 200,
|
||||
headers: { 'Content-Length': '1' },
|
||||
})));
|
||||
await LocalSeparatorModelCache.download('https://example.com/model.onnx', 'model.onnx');
|
||||
|
||||
vi.stubGlobal('fetch', vi.fn(async () => new Response(new Uint8Array([9, 8, 7, 6]), {
|
||||
status: 200,
|
||||
headers: { 'Content-Length': '4' },
|
||||
})));
|
||||
await LocalSeparatorModelCache.download('https://example.com/model.onnx', 'model.onnx');
|
||||
|
||||
const buffer = await LocalSeparatorModelCache.getArrayBuffer('model.onnx');
|
||||
expect(Array.from(new Uint8Array(buffer))).toEqual([9, 8, 7, 6]);
|
||||
});
|
||||
|
||||
it('deletes the cached model file', async () => {
|
||||
vi.stubGlobal('fetch', vi.fn(async () => new Response(new Uint8Array([1, 2]), { status: 200 })));
|
||||
await LocalSeparatorModelCache.download('https://example.com/model.onnx', 'model.onnx');
|
||||
|
||||
await LocalSeparatorModelCache.delete('model.onnx');
|
||||
|
||||
expect(await LocalSeparatorModelCache.exists('model.onnx')).toBe(false);
|
||||
});
|
||||
});
|
||||
@@ -0,0 +1,31 @@
|
||||
import type { LocalSeparatorModelConfig } from './localSeparatorTypes';
|
||||
|
||||
export const LOCAL_SEPARATOR_MODEL_URL =
|
||||
'https://huggingface.co/notabilia/uvr5-models/resolve/main/UVR-MDX-NET-Inst_HQ_3.onnx';
|
||||
|
||||
export const LOCAL_SEPARATOR_MODEL_FILENAME = 'UVR-MDX-NET-Inst_HQ_3.onnx';
|
||||
|
||||
export const LOCAL_SEPARATOR_MODEL_CONFIG: LocalSeparatorModelConfig = {
|
||||
filename: LOCAL_SEPARATOR_MODEL_FILENAME,
|
||||
displayName: 'Vocal and Instrument (Medium Accuracy)',
|
||||
status: 'ready',
|
||||
defaults: {
|
||||
sampleRate: 44100,
|
||||
hopLength: 1024,
|
||||
segmentSize: 256,
|
||||
overlap: 0.25,
|
||||
batchSize: 1,
|
||||
enableDenoise: false,
|
||||
invertUsingSpec: false,
|
||||
normalizationThreshold: 0.9,
|
||||
amplificationThreshold: 0,
|
||||
matchMixOverlap: 0.02,
|
||||
},
|
||||
metadata: {
|
||||
compensate: 1.021,
|
||||
mdx_dim_f_set: 3072,
|
||||
mdx_dim_t_set: 8,
|
||||
mdx_n_fft_scale_set: 7680,
|
||||
primary_stem: 'Instrumental',
|
||||
},
|
||||
};
|
||||
@@ -0,0 +1,139 @@
|
||||
import type { LocalSeparatorModelConfig, StereoChannels } from './localSeparatorTypes';
|
||||
import { FFT, createWindowCache, getHannPeriodic, index4d, reflectPad } from './localSeparatorShared';
|
||||
|
||||
interface SpectrogramPayload {
|
||||
data: Float32Array;
|
||||
dims: number[];
|
||||
frames?: number;
|
||||
}
|
||||
|
||||
export class LocalSeparatorCpuDsp {
|
||||
public readonly window: Float32Array;
|
||||
public readonly dimF: number;
|
||||
public readonly forwardFft: FFT;
|
||||
|
||||
private readonly nFft: number;
|
||||
private readonly hopLength: number;
|
||||
private readonly trim: number;
|
||||
private readonly numFreqBins: number;
|
||||
private readonly inverseFft: FFT;
|
||||
|
||||
constructor(config: LocalSeparatorModelConfig) {
|
||||
this.nFft = config.metadata.mdx_n_fft_scale_set;
|
||||
this.hopLength = config.defaults.hopLength;
|
||||
this.dimF = config.metadata.mdx_dim_f_set;
|
||||
this.trim = Math.floor(this.nFft / 2);
|
||||
this.numFreqBins = Math.floor(this.nFft / 2) + 1;
|
||||
const windowCache = createWindowCache();
|
||||
this.window = getHannPeriodic(this.nFft, windowCache);
|
||||
this.forwardFft = new FFT(this.nFft);
|
||||
this.inverseFft = new FFT(this.nFft);
|
||||
}
|
||||
|
||||
public async forwardStereo(leftChunk: Float32Array, rightChunk: Float32Array): Promise<SpectrogramPayload> {
|
||||
const paddedLeft = reflectPad(leftChunk, this.trim, this.trim);
|
||||
const paddedRight = reflectPad(rightChunk, this.trim, this.trim);
|
||||
const frames = Math.floor((paddedLeft.length - this.nFft) / this.hopLength) + 1;
|
||||
const tensor = new Float32Array(4 * this.dimF * frames);
|
||||
const dims = [1, 4, this.dimF, frames];
|
||||
|
||||
for (let frameIndex = 0; frameIndex < frames; frameIndex += 1) {
|
||||
const offset = frameIndex * this.hopLength;
|
||||
const leftSpectrum = this.frameSpectrum(paddedLeft, offset);
|
||||
const rightSpectrum = this.frameSpectrum(paddedRight, offset);
|
||||
|
||||
for (let freq = 0; freq < this.dimF; freq += 1) {
|
||||
tensor[index4d(dims, 0, 0, freq, frameIndex)] = freq < 3 ? 0 : leftSpectrum.real[freq];
|
||||
tensor[index4d(dims, 0, 1, freq, frameIndex)] = freq < 3 ? 0 : leftSpectrum.imag[freq];
|
||||
tensor[index4d(dims, 0, 2, freq, frameIndex)] = freq < 3 ? 0 : rightSpectrum.real[freq];
|
||||
tensor[index4d(dims, 0, 3, freq, frameIndex)] = freq < 3 ? 0 : rightSpectrum.imag[freq];
|
||||
}
|
||||
}
|
||||
|
||||
return { data: tensor, dims, frames };
|
||||
}
|
||||
|
||||
public async inverseStereo(spectrogramPayload: SpectrogramPayload): Promise<StereoChannels> {
|
||||
const spectrogram = spectrogramPayload.data;
|
||||
const dims = spectrogramPayload.dims;
|
||||
const [, channels, freqBins, frames] = dims;
|
||||
if (channels !== 4) {
|
||||
throw new Error(`Expected 4 channels in MDX spectrogram, got ${channels}`);
|
||||
}
|
||||
|
||||
const outputLength = ((frames - 1) * this.hopLength) + this.nFft;
|
||||
const left = new Float64Array(outputLength);
|
||||
const right = new Float64Array(outputLength);
|
||||
const leftWindowSums = new Float64Array(outputLength);
|
||||
const rightWindowSums = new Float64Array(outputLength);
|
||||
|
||||
for (let frameIndex = 0; frameIndex < frames; frameIndex += 1) {
|
||||
const leftFrame = this.istftFrame(spectrogram, dims, 0, 1, frameIndex, freqBins);
|
||||
const rightFrame = this.istftFrame(spectrogram, dims, 2, 3, frameIndex, freqBins);
|
||||
const frameOffset = frameIndex * this.hopLength;
|
||||
|
||||
for (let i = 0; i < this.nFft; i += 1) {
|
||||
const weightedLeft = leftFrame[i] * this.window[i];
|
||||
const weightedRight = rightFrame[i] * this.window[i];
|
||||
left[frameOffset + i] += weightedLeft;
|
||||
right[frameOffset + i] += weightedRight;
|
||||
const weight = this.window[i] * this.window[i];
|
||||
leftWindowSums[frameOffset + i] += weight;
|
||||
rightWindowSums[frameOffset + i] += weight;
|
||||
}
|
||||
}
|
||||
|
||||
const normalizedLeft = new Float32Array(outputLength - (this.trim * 2));
|
||||
const normalizedRight = new Float32Array(outputLength - (this.trim * 2));
|
||||
for (let i = this.trim; i < outputLength - this.trim; i += 1) {
|
||||
const outIndex = i - this.trim;
|
||||
normalizedLeft[outIndex] = leftWindowSums[i] > 1e-8 ? left[i] / leftWindowSums[i] : 0;
|
||||
normalizedRight[outIndex] = rightWindowSums[i] > 1e-8 ? right[i] / rightWindowSums[i] : 0;
|
||||
}
|
||||
|
||||
return [normalizedLeft, normalizedRight];
|
||||
}
|
||||
|
||||
public dispose(): void {}
|
||||
|
||||
private frameSpectrum(signal: Float32Array, offset: number): { real: Float64Array; imag: Float64Array } {
|
||||
const real = new Float64Array(this.nFft);
|
||||
const imag = new Float64Array(this.nFft);
|
||||
for (let i = 0; i < this.nFft; i += 1) {
|
||||
real[i] = signal[offset + i] * this.window[i];
|
||||
}
|
||||
this.forwardFft.transform(real, imag);
|
||||
return { real, imag };
|
||||
}
|
||||
|
||||
private istftFrame(
|
||||
spectrogram: Float32Array,
|
||||
dims: number[],
|
||||
realChannel: number,
|
||||
imagChannel: number,
|
||||
frameIndex: number,
|
||||
freqBins: number,
|
||||
): Float32Array {
|
||||
const real = new Float64Array(this.nFft);
|
||||
const imag = new Float64Array(this.nFft);
|
||||
|
||||
for (let freq = 0; freq < freqBins; freq += 1) {
|
||||
real[freq] = spectrogram[index4d(dims, 0, realChannel, freq, frameIndex)];
|
||||
imag[freq] = spectrogram[index4d(dims, 0, imagChannel, freq, frameIndex)];
|
||||
}
|
||||
|
||||
for (let freq = 1; freq < this.numFreqBins - 1; freq += 1) {
|
||||
const mirrored = this.nFft - freq;
|
||||
real[mirrored] = real[freq];
|
||||
imag[mirrored] = -imag[freq];
|
||||
}
|
||||
|
||||
this.inverseFft.inverse(real, imag);
|
||||
|
||||
const frame = new Float32Array(this.nFft);
|
||||
for (let i = 0; i < this.nFft; i += 1) {
|
||||
frame[i] = real[i];
|
||||
}
|
||||
return frame;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,220 @@
|
||||
import type { LocalSeparatorModelConfig } from './localSeparatorTypes';
|
||||
import { LocalSeparatorCpuDsp } from './localSeparatorCpuDsp';
|
||||
import { reflectPad } from './localSeparatorShared';
|
||||
|
||||
type GPUDeviceLike = any;
|
||||
type GPUBufferLike = any;
|
||||
type GPUComputePipelineLike = any;
|
||||
|
||||
declare const GPUBufferUsage: any;
|
||||
declare const GPUMapMode: any;
|
||||
|
||||
const FRAMING_SHADER = `
|
||||
struct Params {
|
||||
nfft: u32,
|
||||
hop: u32,
|
||||
frames: u32,
|
||||
paddedLength: u32,
|
||||
}
|
||||
|
||||
@group(0) @binding(0) var<storage, read> leftInput: array<f32>;
|
||||
@group(0) @binding(1) var<storage, read> rightInput: array<f32>;
|
||||
@group(0) @binding(2) var<storage, read> window: array<f32>;
|
||||
@group(0) @binding(3) var<storage, read_write> output: array<f32>;
|
||||
@group(0) @binding(4) var<uniform> params: Params;
|
||||
|
||||
@compute @workgroup_size(256)
|
||||
fn main(@builtin(global_invocation_id) gid: vec3<u32>) {
|
||||
let index = gid.x;
|
||||
let total = params.frames * params.nfft * 2u;
|
||||
if (index >= total) {
|
||||
return;
|
||||
}
|
||||
|
||||
let sample = index % params.nfft;
|
||||
let frame = (index / params.nfft) % params.frames;
|
||||
let channel = index / (params.nfft * params.frames);
|
||||
let sourceIndex = frame * params.hop + sample;
|
||||
let sampleValue = select(leftInput[sourceIndex], rightInput[sourceIndex], channel == 1u);
|
||||
output[index] = sampleValue * window[sample];
|
||||
}
|
||||
`;
|
||||
|
||||
function alignTo(value: number, alignment: number): number {
|
||||
return Math.ceil(value / alignment) * alignment;
|
||||
}
|
||||
|
||||
async function readBuffer(device: GPUDeviceLike, sourceBuffer: GPUBufferLike, size: number): Promise<Float32Array> {
|
||||
const readBuffer = device.createBuffer({
|
||||
size: alignTo(size, 4),
|
||||
usage: GPUBufferUsage.COPY_DST | GPUBufferUsage.MAP_READ,
|
||||
});
|
||||
|
||||
const encoder = device.createCommandEncoder();
|
||||
encoder.copyBufferToBuffer(sourceBuffer, 0, readBuffer, 0, size);
|
||||
device.queue.submit([encoder.finish()]);
|
||||
|
||||
await readBuffer.mapAsync(GPUMapMode.READ);
|
||||
const copy = new Float32Array(readBuffer.getMappedRange().slice(0));
|
||||
readBuffer.unmap();
|
||||
readBuffer.destroy();
|
||||
return copy;
|
||||
}
|
||||
|
||||
export class LocalSeparatorGpuDsp {
|
||||
private readonly device: GPUDeviceLike;
|
||||
private readonly cpuDsp: LocalSeparatorCpuDsp;
|
||||
private readonly nFft: number;
|
||||
private readonly hopLength: number;
|
||||
private readonly trim: number;
|
||||
private windowBuffer: GPUBufferLike | null = null;
|
||||
private paramBuffer: GPUBufferLike | null = null;
|
||||
private readonly pipeline: GPUComputePipelineLike;
|
||||
|
||||
public static async create(config: LocalSeparatorModelConfig): Promise<LocalSeparatorGpuDsp> {
|
||||
if (!('gpu' in navigator)) {
|
||||
throw new Error('WebGPU is not available for GPU DSP.');
|
||||
}
|
||||
|
||||
const adapter = await (navigator as { gpu?: { requestAdapter: (options: { powerPreference: string }) => Promise<any> } }).gpu?.requestAdapter({
|
||||
powerPreference: 'high-performance',
|
||||
});
|
||||
if (!adapter) {
|
||||
throw new Error('No WebGPU adapter was available for GPU DSP.');
|
||||
}
|
||||
|
||||
const device = await adapter.requestDevice();
|
||||
return new LocalSeparatorGpuDsp(config, device);
|
||||
}
|
||||
|
||||
private constructor(config: LocalSeparatorModelConfig, device: GPUDeviceLike) {
|
||||
this.device = device;
|
||||
this.cpuDsp = new LocalSeparatorCpuDsp(config);
|
||||
this.nFft = config.metadata.mdx_n_fft_scale_set;
|
||||
this.hopLength = config.defaults.hopLength;
|
||||
this.trim = Math.floor(this.nFft / 2);
|
||||
this.pipeline = device.createComputePipeline({
|
||||
layout: 'auto',
|
||||
compute: {
|
||||
module: device.createShaderModule({ code: FRAMING_SHADER }),
|
||||
entryPoint: 'main',
|
||||
},
|
||||
});
|
||||
}
|
||||
|
||||
public async forwardStereo(leftChunk: Float32Array, rightChunk: Float32Array): Promise<{
|
||||
data: Float32Array;
|
||||
dims: number[];
|
||||
frames: number;
|
||||
}> {
|
||||
this.ensureStaticBuffers();
|
||||
|
||||
const paddedLeft = reflectPad(leftChunk, this.trim, this.trim);
|
||||
const paddedRight = reflectPad(rightChunk, this.trim, this.trim);
|
||||
const frames = Math.floor((paddedLeft.length - this.nFft) / this.hopLength) + 1;
|
||||
|
||||
const leftBuffer = this.device.createBuffer({
|
||||
size: paddedLeft.byteLength,
|
||||
usage: GPUBufferUsage.STORAGE | GPUBufferUsage.COPY_DST,
|
||||
});
|
||||
const rightBuffer = this.device.createBuffer({
|
||||
size: paddedRight.byteLength,
|
||||
usage: GPUBufferUsage.STORAGE | GPUBufferUsage.COPY_DST,
|
||||
});
|
||||
const framedSize = frames * this.nFft * 2 * 4;
|
||||
const outputBuffer = this.device.createBuffer({
|
||||
size: framedSize,
|
||||
usage: GPUBufferUsage.STORAGE | GPUBufferUsage.COPY_SRC,
|
||||
});
|
||||
|
||||
this.device.queue.writeBuffer(leftBuffer, 0, paddedLeft);
|
||||
this.device.queue.writeBuffer(rightBuffer, 0, paddedRight);
|
||||
this.device.queue.writeBuffer(this.paramBuffer!, 0, new Uint32Array([this.nFft, this.hopLength, frames, paddedLeft.length]));
|
||||
|
||||
const bindGroup = this.device.createBindGroup({
|
||||
layout: this.pipeline.getBindGroupLayout(0),
|
||||
entries: [
|
||||
{ binding: 0, resource: { buffer: leftBuffer } },
|
||||
{ binding: 1, resource: { buffer: rightBuffer } },
|
||||
{ binding: 2, resource: { buffer: this.windowBuffer! } },
|
||||
{ binding: 3, resource: { buffer: outputBuffer } },
|
||||
{ binding: 4, resource: { buffer: this.paramBuffer! } },
|
||||
],
|
||||
});
|
||||
|
||||
const encoder = this.device.createCommandEncoder();
|
||||
const pass = encoder.beginComputePass();
|
||||
pass.setPipeline(this.pipeline);
|
||||
pass.setBindGroup(0, bindGroup);
|
||||
pass.dispatchWorkgroups(Math.ceil((frames * this.nFft * 2) / 256));
|
||||
pass.end();
|
||||
this.device.queue.submit([encoder.finish()]);
|
||||
|
||||
const framed = await readBuffer(this.device, outputBuffer, framedSize);
|
||||
|
||||
leftBuffer.destroy();
|
||||
rightBuffer.destroy();
|
||||
outputBuffer.destroy();
|
||||
|
||||
return this.packFramedAudio(framed, frames);
|
||||
}
|
||||
|
||||
public async inverseStereo(payload: { data: Float32Array; dims: number[]; frames?: number }) {
|
||||
return this.cpuDsp.inverseStereo(payload);
|
||||
}
|
||||
|
||||
public dispose(): void {
|
||||
this.cpuDsp.dispose();
|
||||
this.windowBuffer?.destroy();
|
||||
this.paramBuffer?.destroy();
|
||||
}
|
||||
|
||||
private ensureStaticBuffers(): void {
|
||||
if (!this.windowBuffer) {
|
||||
const window = this.cpuDsp.window;
|
||||
this.windowBuffer = this.device.createBuffer({
|
||||
size: window.byteLength,
|
||||
usage: GPUBufferUsage.STORAGE | GPUBufferUsage.COPY_DST,
|
||||
});
|
||||
this.device.queue.writeBuffer(this.windowBuffer, 0, window);
|
||||
}
|
||||
|
||||
if (!this.paramBuffer) {
|
||||
this.paramBuffer = this.device.createBuffer({
|
||||
size: 16,
|
||||
usage: GPUBufferUsage.UNIFORM | GPUBufferUsage.COPY_DST,
|
||||
});
|
||||
}
|
||||
}
|
||||
|
||||
private packFramedAudio(framed: Float32Array, frames: number): { data: Float32Array; dims: number[]; frames: number } {
|
||||
const tensor = new Float32Array(4 * this.cpuDsp.dimF * frames);
|
||||
const dims = [1, 4, this.cpuDsp.dimF, frames];
|
||||
|
||||
for (let frameIndex = 0; frameIndex < frames; frameIndex += 1) {
|
||||
const leftOffset = frameIndex * this.nFft;
|
||||
const rightOffset = (frames * this.nFft) + leftOffset;
|
||||
const leftSpectrum = this.fftFrame(framed, leftOffset);
|
||||
const rightSpectrum = this.fftFrame(framed, rightOffset);
|
||||
|
||||
for (let freq = 0; freq < this.cpuDsp.dimF; freq += 1) {
|
||||
tensor[((freq * frames) + frameIndex)] = freq < 3 ? 0 : leftSpectrum.real[freq];
|
||||
tensor[(this.cpuDsp.dimF * frames) + ((freq * frames) + frameIndex)] = freq < 3 ? 0 : leftSpectrum.imag[freq];
|
||||
tensor[(2 * this.cpuDsp.dimF * frames) + ((freq * frames) + frameIndex)] = freq < 3 ? 0 : rightSpectrum.real[freq];
|
||||
tensor[(3 * this.cpuDsp.dimF * frames) + ((freq * frames) + frameIndex)] = freq < 3 ? 0 : rightSpectrum.imag[freq];
|
||||
}
|
||||
}
|
||||
|
||||
return { data: tensor, dims, frames };
|
||||
}
|
||||
|
||||
private fftFrame(framed: Float32Array, offset: number): { real: Float64Array; imag: Float64Array } {
|
||||
const real = new Float64Array(this.nFft);
|
||||
const imag = new Float64Array(this.nFft);
|
||||
for (let i = 0; i < this.nFft; i += 1) {
|
||||
real[i] = framed[offset + i];
|
||||
}
|
||||
this.cpuDsp.forwardFft.transform(real, imag);
|
||||
return { real, imag };
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,126 @@
|
||||
import { LOCAL_SEPARATOR_MODEL_FILENAME } from './localSeparatorConfig';
|
||||
|
||||
export interface ModelDownloadProgress {
|
||||
receivedBytes: number;
|
||||
totalBytes: number | null;
|
||||
percent: number;
|
||||
}
|
||||
|
||||
export class LocalSeparatorModelCache {
|
||||
private static readonly MODELS_DIR = 'models';
|
||||
private static readonly TEMP_SUFFIX = '.download';
|
||||
|
||||
public static async exists(filename: string = LOCAL_SEPARATOR_MODEL_FILENAME): Promise<boolean> {
|
||||
try {
|
||||
const modelsDir = await this.getModelsDir();
|
||||
await modelsDir.getFileHandle(filename);
|
||||
return true;
|
||||
} catch {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
public static async getFile(filename: string = LOCAL_SEPARATOR_MODEL_FILENAME): Promise<File> {
|
||||
const modelsDir = await this.getModelsDir();
|
||||
const fileHandle = await modelsDir.getFileHandle(filename);
|
||||
return fileHandle.getFile();
|
||||
}
|
||||
|
||||
public static async getArrayBuffer(filename: string = LOCAL_SEPARATOR_MODEL_FILENAME): Promise<ArrayBuffer> {
|
||||
const file = await this.getFile(filename);
|
||||
return file.arrayBuffer();
|
||||
}
|
||||
|
||||
public static async delete(filename: string = LOCAL_SEPARATOR_MODEL_FILENAME): Promise<void> {
|
||||
try {
|
||||
const modelsDir = await this.getModelsDir();
|
||||
await modelsDir.removeEntry(filename);
|
||||
} catch {
|
||||
// Ignore missing file cleanup.
|
||||
}
|
||||
|
||||
try {
|
||||
const modelsDir = await this.getModelsDir();
|
||||
await modelsDir.removeEntry(`${filename}${this.TEMP_SUFFIX}`);
|
||||
} catch {
|
||||
// Ignore missing temp file cleanup.
|
||||
}
|
||||
}
|
||||
|
||||
public static async download(
|
||||
sourceUrl: string,
|
||||
filename: string = LOCAL_SEPARATOR_MODEL_FILENAME,
|
||||
onProgress?: (progress: ModelDownloadProgress) => void,
|
||||
): Promise<void> {
|
||||
const response = await fetch(sourceUrl);
|
||||
if (!response.ok) {
|
||||
throw new Error(`Model download failed (${response.status})`);
|
||||
}
|
||||
|
||||
const modelsDir = await this.getModelsDir();
|
||||
const tempName = `${filename}${this.TEMP_SUFFIX}`;
|
||||
await this.delete(filename);
|
||||
|
||||
const tempHandle = await modelsDir.getFileHandle(tempName, { create: true });
|
||||
const writable = await tempHandle.createWritable();
|
||||
|
||||
try {
|
||||
const totalBytesHeader = response.headers.get('Content-Length');
|
||||
const totalBytes = totalBytesHeader ? Number(totalBytesHeader) : null;
|
||||
|
||||
if (!response.body) {
|
||||
const buffer = await response.arrayBuffer();
|
||||
await writable.write(buffer);
|
||||
onProgress?.({
|
||||
receivedBytes: buffer.byteLength,
|
||||
totalBytes,
|
||||
percent: 100,
|
||||
});
|
||||
} else {
|
||||
const reader = response.body.getReader();
|
||||
let receivedBytes = 0;
|
||||
|
||||
while (true) {
|
||||
const { done, value } = await reader.read();
|
||||
if (done) break;
|
||||
if (!value) continue;
|
||||
await writable.write(value);
|
||||
receivedBytes += value.byteLength;
|
||||
onProgress?.({
|
||||
receivedBytes,
|
||||
totalBytes,
|
||||
percent: totalBytes ? (receivedBytes / totalBytes) * 100 : 0,
|
||||
});
|
||||
}
|
||||
}
|
||||
} catch (error) {
|
||||
await writable.abort();
|
||||
await this.delete(filename);
|
||||
throw error;
|
||||
}
|
||||
|
||||
await writable.close();
|
||||
|
||||
const finalHandle = await modelsDir.getFileHandle(filename, { create: true });
|
||||
const finalWritable = await finalHandle.createWritable();
|
||||
try {
|
||||
const tempFile = await tempHandle.getFile();
|
||||
await finalWritable.write(await tempFile.arrayBuffer());
|
||||
await finalWritable.close();
|
||||
} catch (error) {
|
||||
await finalWritable.abort();
|
||||
throw error;
|
||||
} finally {
|
||||
try {
|
||||
await modelsDir.removeEntry(tempName);
|
||||
} catch {
|
||||
// Ignore temp cleanup errors.
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static async getModelsDir(): Promise<FileSystemDirectoryHandle> {
|
||||
const root = await navigator.storage.getDirectory();
|
||||
return root.getDirectoryHandle(this.MODELS_DIR, { create: true });
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,589 @@
|
||||
import * as ort from 'onnxruntime-web/webgpu';
|
||||
import { LocalSeparatorCpuDsp } from './localSeparatorCpuDsp';
|
||||
import { LocalSeparatorGpuDsp } from './localSeparatorGpuDsp';
|
||||
import { LocalSeparatorTimingCollector } from './localSeparatorTiming';
|
||||
import type {
|
||||
LocalRuntimeProvider,
|
||||
LocalSeparatorModelConfig,
|
||||
LocalSeparatorProgress,
|
||||
StereoChannels,
|
||||
} from './localSeparatorTypes';
|
||||
import {
|
||||
concatFloat32,
|
||||
createWindowCache,
|
||||
getHanning,
|
||||
negateArray,
|
||||
normalizeChannels,
|
||||
scaleChannels,
|
||||
sliceChannels,
|
||||
} from './localSeparatorShared';
|
||||
|
||||
const SAMPLE_RATE = 44100;
|
||||
|
||||
function localSeparatorLog(message: string, payload?: unknown): void {
|
||||
if (payload === undefined) {
|
||||
console.log(`[localSeparator] ${message}`);
|
||||
return;
|
||||
}
|
||||
console.log(`[localSeparator] ${message}`, payload);
|
||||
}
|
||||
|
||||
interface BrowserMdxSeparatorOptions {
|
||||
overlap?: number;
|
||||
runtimeBatchSize?: number;
|
||||
timing?: LocalSeparatorTimingCollector;
|
||||
onProgress?: (progress: LocalSeparatorProgress) => void;
|
||||
onProviderChange?: (provider: string) => void;
|
||||
}
|
||||
|
||||
interface SpectrogramPayload {
|
||||
data: Float32Array;
|
||||
dims: number[];
|
||||
frames?: number;
|
||||
}
|
||||
|
||||
function packBatchPayloads(payloads: SpectrogramPayload[]): { data: Float32Array; dims: number[]; itemSize: number } {
|
||||
const frames = payloads[0].dims[3];
|
||||
const dimF = payloads[0].dims[2];
|
||||
const batch = payloads.length;
|
||||
const itemSize = 4 * dimF * frames;
|
||||
const data = new Float32Array(batch * itemSize);
|
||||
|
||||
payloads.forEach((payload, index) => {
|
||||
data.set(payload.data, index * itemSize);
|
||||
});
|
||||
|
||||
return {
|
||||
data,
|
||||
dims: [batch, 4, dimF, frames],
|
||||
itemSize,
|
||||
};
|
||||
}
|
||||
|
||||
function unpackBatchOutput(outputData: Float32Array, batchInfo: { dims: number[]; itemSize: number }): SpectrogramPayload[] {
|
||||
const results: SpectrogramPayload[] = [];
|
||||
for (let index = 0; index < batchInfo.dims[0]; index += 1) {
|
||||
const start = index * batchInfo.itemSize;
|
||||
const end = start + batchInfo.itemSize;
|
||||
results.push({
|
||||
data: outputData.slice(start, end),
|
||||
dims: [1, 4, batchInfo.dims[2], batchInfo.dims[3]],
|
||||
});
|
||||
}
|
||||
return results;
|
||||
}
|
||||
|
||||
class BrowserMdxSeparator {
|
||||
private readonly session: ort.InferenceSession;
|
||||
private readonly runtimeProvider: LocalRuntimeProvider;
|
||||
private readonly defaults: LocalSeparatorModelConfig['defaults'];
|
||||
private readonly metadata: LocalSeparatorModelConfig['metadata'];
|
||||
public onProgress: (progress: LocalSeparatorProgress) => void;
|
||||
private overlap: number;
|
||||
private runtimeBatchSize: number;
|
||||
private readonly enableDenoise: boolean;
|
||||
private readonly compensate: number;
|
||||
private readonly primaryStem: string;
|
||||
private readonly secondaryStem: string;
|
||||
private readonly nFft: number;
|
||||
private readonly hopLength: number;
|
||||
private readonly chunkSize: number;
|
||||
private readonly trim: number;
|
||||
private readonly windowCache = createWindowCache();
|
||||
private readonly timing: LocalSeparatorTimingCollector;
|
||||
private dsp: LocalSeparatorCpuDsp | LocalSeparatorGpuDsp;
|
||||
private dspMode: 'cpu' | 'gpu-hybrid';
|
||||
|
||||
public static async create(
|
||||
session: ort.InferenceSession,
|
||||
runtimeProvider: LocalRuntimeProvider,
|
||||
config: LocalSeparatorModelConfig,
|
||||
options: BrowserMdxSeparatorOptions = {},
|
||||
): Promise<BrowserMdxSeparator> {
|
||||
const timing = options.timing ?? new LocalSeparatorTimingCollector('mdx-separation');
|
||||
let dsp: LocalSeparatorCpuDsp | LocalSeparatorGpuDsp | null = null;
|
||||
let dspMode: 'cpu' | 'gpu-hybrid' = 'cpu';
|
||||
|
||||
if (runtimeProvider === 'webgpu') {
|
||||
try {
|
||||
dsp = await timing.measureAsync('dspInit', () => LocalSeparatorGpuDsp.create(config));
|
||||
dspMode = 'gpu-hybrid';
|
||||
localSeparatorLog('GPU DSP initialized successfully.');
|
||||
} catch (error) {
|
||||
console.warn('[localSeparator] GPU DSP initialization failed, using CPU DSP.', error);
|
||||
options.onProviderChange?.('cpu/wasm fallback');
|
||||
localSeparatorLog('GPU DSP initialization failed. Falling back to CPU DSP.', error);
|
||||
}
|
||||
}
|
||||
|
||||
if (!dsp) {
|
||||
dsp = new LocalSeparatorCpuDsp(config);
|
||||
localSeparatorLog('Using CPU DSP.');
|
||||
}
|
||||
|
||||
return new BrowserMdxSeparator(session, runtimeProvider, config, {
|
||||
...options,
|
||||
dsp,
|
||||
dspMode,
|
||||
timing,
|
||||
});
|
||||
}
|
||||
|
||||
private constructor(
|
||||
session: ort.InferenceSession,
|
||||
runtimeProvider: LocalRuntimeProvider,
|
||||
config: LocalSeparatorModelConfig,
|
||||
options: BrowserMdxSeparatorOptions & {
|
||||
dsp: LocalSeparatorCpuDsp | LocalSeparatorGpuDsp;
|
||||
dspMode: 'cpu' | 'gpu-hybrid';
|
||||
timing: LocalSeparatorTimingCollector;
|
||||
},
|
||||
) {
|
||||
this.session = session;
|
||||
this.runtimeProvider = runtimeProvider;
|
||||
this.defaults = config.defaults;
|
||||
this.metadata = config.metadata;
|
||||
this.onProgress = options.onProgress ?? (() => {});
|
||||
this.overlap = options.overlap ?? this.defaults.overlap;
|
||||
this.runtimeBatchSize = Math.max(1, options.runtimeBatchSize ?? 2);
|
||||
this.enableDenoise = this.defaults.enableDenoise;
|
||||
this.compensate = this.metadata.compensate;
|
||||
this.primaryStem = this.metadata.primary_stem ?? 'Vocals';
|
||||
this.secondaryStem = this.primaryStem === 'Instrumental' ? 'Vocals' : 'Instrumental';
|
||||
this.nFft = this.metadata.mdx_n_fft_scale_set;
|
||||
this.hopLength = this.defaults.hopLength;
|
||||
this.trim = Math.floor(this.nFft / 2);
|
||||
this.chunkSize = this.hopLength * (this.defaults.segmentSize - 1);
|
||||
this.dsp = options.dsp;
|
||||
this.dspMode = options.dspMode;
|
||||
this.timing = options.timing;
|
||||
}
|
||||
|
||||
public dispose(): void {
|
||||
this.dsp.dispose();
|
||||
}
|
||||
|
||||
public getDebugSummary(extra: Record<string, unknown> = {}): Record<string, unknown> {
|
||||
return this.timing.getSummary({
|
||||
runtimeProvider: this.runtimeProvider,
|
||||
dspMode: this.dspMode,
|
||||
...extra,
|
||||
});
|
||||
}
|
||||
|
||||
public async separate(channels: StereoChannels): Promise<{
|
||||
stems: Record<string, StereoChannels>;
|
||||
primaryStem: string;
|
||||
secondaryStem: string;
|
||||
}> {
|
||||
this.onProgress({ stage: 'main', passLabel: 'Main pass', percent: 0, processedChunks: 0, totalChunks: 0 });
|
||||
|
||||
const { channels: normalizedChannels, originalPeak } = this.timing.measureSync(
|
||||
'normalize',
|
||||
() => normalizeChannels(channels, this.defaults.normalizationThreshold, this.defaults.amplificationThreshold),
|
||||
);
|
||||
const primarySource = await this.demix(normalizedChannels, false);
|
||||
this.onProgress({
|
||||
stage: 'main-complete',
|
||||
passLabel: 'Main pass',
|
||||
percent: this.defaults.invertUsingSpec ? 50 : 100,
|
||||
processedChunks: 0,
|
||||
totalChunks: 0,
|
||||
});
|
||||
|
||||
const primaryScaled = this.timing.measureSync('scalePrimary', () => scaleChannels(primarySource, originalPeak));
|
||||
|
||||
let secondaryChannels: StereoChannels;
|
||||
if (this.defaults.invertUsingSpec) {
|
||||
const rawMix = await this.demix(normalizedChannels, true);
|
||||
secondaryChannels = this.timing.measureSync('secondaryFromMix', () => {
|
||||
const secondaryLeft = new Float32Array(rawMix[0].length);
|
||||
const secondaryRight = new Float32Array(rawMix[1].length);
|
||||
|
||||
for (let i = 0; i < secondaryLeft.length; i += 1) {
|
||||
secondaryLeft[i] = rawMix[0][i] - (primaryScaled[0][i] * this.compensate);
|
||||
secondaryRight[i] = rawMix[1][i] - (primaryScaled[1][i] * this.compensate);
|
||||
}
|
||||
|
||||
return [secondaryLeft, secondaryRight];
|
||||
});
|
||||
} else {
|
||||
secondaryChannels = this.timing.measureSync('secondarySubtract', () => {
|
||||
const secondaryLeft = new Float32Array(primaryScaled[0].length);
|
||||
const secondaryRight = new Float32Array(primaryScaled[1].length);
|
||||
for (let i = 0; i < secondaryLeft.length; i += 1) {
|
||||
secondaryLeft[i] = normalizedChannels[0][i] - (primaryScaled[0][i] * this.compensate);
|
||||
secondaryRight[i] = normalizedChannels[1][i] - (primaryScaled[1][i] * this.compensate);
|
||||
}
|
||||
return [secondaryLeft, secondaryRight];
|
||||
});
|
||||
}
|
||||
|
||||
const primaryNormalized = this.timing.measureSync(
|
||||
'normalizePrimaryOutput',
|
||||
() => normalizeChannels(primaryScaled, this.defaults.normalizationThreshold, this.defaults.amplificationThreshold).channels,
|
||||
);
|
||||
const secondaryNormalized = this.timing.measureSync(
|
||||
'normalizeSecondaryOutput',
|
||||
() => normalizeChannels(secondaryChannels, this.defaults.normalizationThreshold, this.defaults.amplificationThreshold).channels,
|
||||
);
|
||||
|
||||
return {
|
||||
stems: {
|
||||
[this.primaryStem]: primaryNormalized,
|
||||
[this.secondaryStem]: secondaryNormalized,
|
||||
},
|
||||
primaryStem: this.primaryStem,
|
||||
secondaryStem: this.secondaryStem,
|
||||
};
|
||||
}
|
||||
|
||||
private async demix(channels: StereoChannels, isMatchMix: boolean): Promise<StereoChannels> {
|
||||
const overlap = isMatchMix ? this.defaults.matchMixOverlap : this.overlap;
|
||||
const genSize = this.chunkSize - (2 * this.trim);
|
||||
const pad = genSize + this.trim - (channels[0].length % genSize);
|
||||
const mixture: StereoChannels = [
|
||||
concatFloat32([new Float32Array(this.trim), channels[0], new Float32Array(pad)]),
|
||||
concatFloat32([new Float32Array(this.trim), channels[1], new Float32Array(pad)]),
|
||||
];
|
||||
|
||||
const step = Math.max(1, Math.trunc((1 - overlap) * this.chunkSize));
|
||||
const result: StereoChannels = [new Float32Array(mixture[0].length), new Float32Array(mixture[1].length)];
|
||||
const divider: StereoChannels = [new Float32Array(mixture[0].length), new Float32Array(mixture[1].length)];
|
||||
const totalChunks = Math.ceil(mixture[0].length / step);
|
||||
let processedChunks = 0;
|
||||
|
||||
const windows: Array<{
|
||||
start: number;
|
||||
actualSize: number;
|
||||
leftChunk: Float32Array;
|
||||
rightChunk: Float32Array;
|
||||
window: Float32Array | null;
|
||||
}> = [];
|
||||
|
||||
for (let start = 0; start < mixture[0].length; start += step) {
|
||||
const end = Math.min(start + this.chunkSize, mixture[0].length);
|
||||
const actualSize = end - start;
|
||||
const leftChunk = new Float32Array(this.chunkSize);
|
||||
const rightChunk = new Float32Array(this.chunkSize);
|
||||
leftChunk.set(mixture[0].subarray(start, end));
|
||||
rightChunk.set(mixture[1].subarray(start, end));
|
||||
windows.push({
|
||||
start,
|
||||
actualSize,
|
||||
leftChunk,
|
||||
rightChunk,
|
||||
window: overlap !== 0 ? getHanning(actualSize, this.windowCache) : null,
|
||||
});
|
||||
}
|
||||
|
||||
for (let batchStart = 0; batchStart < windows.length; batchStart += this.runtimeBatchSize) {
|
||||
const batch = windows.slice(batchStart, batchStart + this.runtimeBatchSize);
|
||||
const tarWavesBatch = await this.processBatch(batch, isMatchMix);
|
||||
|
||||
batch.forEach((chunk, index) => {
|
||||
const tarWaves = tarWavesBatch[index];
|
||||
for (let i = 0; i < chunk.actualSize; i += 1) {
|
||||
const weight = chunk.window ? chunk.window[i] : 1;
|
||||
result[0][chunk.start + i] += tarWaves[0][i] * weight;
|
||||
result[1][chunk.start + i] += tarWaves[1][i] * weight;
|
||||
divider[0][chunk.start + i] += weight;
|
||||
divider[1][chunk.start + i] += weight;
|
||||
}
|
||||
|
||||
processedChunks += 1;
|
||||
const passFraction = totalChunks > 0 ? processedChunks / totalChunks : 1;
|
||||
const overallPercent = isMatchMix ? 50 + (passFraction * 50) : passFraction * (this.defaults.invertUsingSpec ? 50 : 100);
|
||||
this.onProgress({
|
||||
stage: isMatchMix ? 'match-mix' : 'main',
|
||||
passLabel: isMatchMix ? 'Match-mix pass' : 'Main pass',
|
||||
percent: overallPercent,
|
||||
processedChunks,
|
||||
totalChunks,
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
const left = new Float32Array(channels[0].length);
|
||||
const right = new Float32Array(channels[1].length);
|
||||
const endTrim = result[0].length - this.trim;
|
||||
for (let i = this.trim; i < endTrim; i += 1) {
|
||||
const outIndex = i - this.trim;
|
||||
if (outIndex >= left.length) break;
|
||||
left[outIndex] = divider[0][i] > 1e-8 ? result[0][i] / divider[0][i] : 0;
|
||||
right[outIndex] = divider[1][i] > 1e-8 ? result[1][i] / divider[1][i] : 0;
|
||||
}
|
||||
|
||||
return [left, right];
|
||||
}
|
||||
|
||||
private async processBatch(
|
||||
batch: Array<{ leftChunk: Float32Array; rightChunk: Float32Array }>,
|
||||
isMatchMix: boolean,
|
||||
): Promise<StereoChannels[]> {
|
||||
const spectra = await this.timing.measureAsync(
|
||||
isMatchMix ? 'matchMixDspForward' : 'dspForward',
|
||||
() => Promise.all(batch.map(chunk => this.dsp.forwardStereo(chunk.leftChunk, chunk.rightChunk))),
|
||||
);
|
||||
|
||||
if (isMatchMix) {
|
||||
return this.timing.measureAsync(
|
||||
'matchMixDspInverse',
|
||||
() => Promise.all(spectra.map(payload => this.dsp.inverseStereo(payload))),
|
||||
);
|
||||
}
|
||||
|
||||
let predictedPayloads;
|
||||
if (this.enableDenoise) {
|
||||
const positiveOutput = await this.executeModelBatch(spectra);
|
||||
const negativePayloads = spectra.map(payload => ({
|
||||
data: negateArray(payload.data),
|
||||
dims: payload.dims,
|
||||
}));
|
||||
const negativeOutput = await this.executeModelBatch(negativePayloads);
|
||||
predictedPayloads = positiveOutput.map((payload, index) => {
|
||||
const data = new Float32Array(payload.data.length);
|
||||
for (let i = 0; i < data.length; i += 1) {
|
||||
data[i] = (negativeOutput[index].data[i] * -0.5) + (payload.data[i] * 0.5);
|
||||
}
|
||||
return { data, dims: payload.dims };
|
||||
});
|
||||
} else {
|
||||
predictedPayloads = await this.executeModelBatch(spectra);
|
||||
}
|
||||
|
||||
return this.timing.measureAsync(
|
||||
'dspInverse',
|
||||
() => Promise.all(predictedPayloads.map(payload => this.dsp.inverseStereo(payload))),
|
||||
);
|
||||
}
|
||||
|
||||
private async executeModelBatch(payloads: SpectrogramPayload[]): Promise<SpectrogramPayload[]> {
|
||||
const packed = packBatchPayloads(payloads);
|
||||
const tensor = new ort.Tensor('float32', packed.data, packed.dims);
|
||||
const feeds = { [this.session.inputNames[0]]: tensor };
|
||||
try {
|
||||
const outputs = await this.timing.measureAsync('inference', () => this.session.run(feeds));
|
||||
const firstOutputName = this.session.outputNames[0];
|
||||
return unpackBatchOutput(outputs[firstOutputName].data as Float32Array, packed);
|
||||
} catch (error) {
|
||||
if (payloads.length > 1 && this.runtimeBatchSize > 1) {
|
||||
console.warn('[localSeparator] Batched inference failed, falling back to batch size 1.', error);
|
||||
localSeparatorLog('Batched inference failed. Falling back to batch size 1.', error);
|
||||
this.runtimeBatchSize = 1;
|
||||
const singleResults: SpectrogramPayload[] = [];
|
||||
for (const payload of payloads) {
|
||||
const singlePacked = packBatchPayloads([payload]);
|
||||
const singleTensor = new ort.Tensor('float32', singlePacked.data, singlePacked.dims);
|
||||
const singleFeeds = { [this.session.inputNames[0]]: singleTensor };
|
||||
const outputs = await this.timing.measureAsync('inferenceFallback', () => this.session.run(singleFeeds));
|
||||
const firstOutputName = this.session.outputNames[0];
|
||||
singleResults.push(...unpackBatchOutput(outputs[firstOutputName].data as Float32Array, singlePacked));
|
||||
}
|
||||
return singleResults;
|
||||
}
|
||||
throw error;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
export async function decodeAudioToStereo(arrayBuffer: ArrayBuffer): Promise<StereoChannels> {
|
||||
const audioContext = new AudioContext({ sampleRate: SAMPLE_RATE });
|
||||
const decoded = await audioContext.decodeAudioData(arrayBuffer.slice(0));
|
||||
let buffer = decoded;
|
||||
|
||||
if (decoded.sampleRate !== SAMPLE_RATE) {
|
||||
const offline = new OfflineAudioContext({
|
||||
numberOfChannels: Math.max(2, decoded.numberOfChannels),
|
||||
length: Math.ceil(decoded.duration * SAMPLE_RATE),
|
||||
sampleRate: SAMPLE_RATE,
|
||||
});
|
||||
const source = offline.createBufferSource();
|
||||
source.buffer = decoded;
|
||||
source.connect(offline.destination);
|
||||
source.start();
|
||||
buffer = await offline.startRendering();
|
||||
}
|
||||
|
||||
await audioContext.close();
|
||||
|
||||
if (buffer.numberOfChannels === 1) {
|
||||
const mono = buffer.getChannelData(0);
|
||||
return [new Float32Array(mono), new Float32Array(mono)];
|
||||
}
|
||||
|
||||
return [new Float32Array(buffer.getChannelData(0)), new Float32Array(buffer.getChannelData(1))];
|
||||
}
|
||||
|
||||
export function channelsToWavBlob(channels: StereoChannels, sampleRate: number = SAMPLE_RATE): Blob {
|
||||
const length = channels[0].length;
|
||||
const interleaved = new Int16Array(length * 2);
|
||||
for (let i = 0; i < length; i += 1) {
|
||||
interleaved[i * 2] = toInt16(channels[0][i]);
|
||||
interleaved[(i * 2) + 1] = toInt16(channels[1][i]);
|
||||
}
|
||||
|
||||
const buffer = new ArrayBuffer(44 + (interleaved.length * 2));
|
||||
const view = new DataView(buffer);
|
||||
writeAscii(view, 0, 'RIFF');
|
||||
view.setUint32(4, 36 + (interleaved.length * 2), true);
|
||||
writeAscii(view, 8, 'WAVE');
|
||||
writeAscii(view, 12, 'fmt ');
|
||||
view.setUint32(16, 16, true);
|
||||
view.setUint16(20, 1, true);
|
||||
view.setUint16(22, 2, true);
|
||||
view.setUint32(24, sampleRate, true);
|
||||
view.setUint32(28, sampleRate * 4, true);
|
||||
view.setUint16(32, 4, true);
|
||||
view.setUint16(34, 16, true);
|
||||
writeAscii(view, 36, 'data');
|
||||
view.setUint32(40, interleaved.length * 2, true);
|
||||
|
||||
let offset = 44;
|
||||
for (let i = 0; i < interleaved.length; i += 1) {
|
||||
view.setInt16(offset, interleaved[i], true);
|
||||
offset += 2;
|
||||
}
|
||||
|
||||
return new Blob([buffer], { type: 'audio/wav' });
|
||||
}
|
||||
|
||||
function writeAscii(view: DataView, offset: number, text: string): void {
|
||||
for (let i = 0; i < text.length; i += 1) {
|
||||
view.setUint8(offset + i, text.charCodeAt(i));
|
||||
}
|
||||
}
|
||||
|
||||
function toInt16(value: number): number {
|
||||
const clamped = Math.max(-1, Math.min(1, value));
|
||||
return clamped < 0 ? Math.round(clamped * 0x8000) : Math.round(clamped * 0x7fff);
|
||||
}
|
||||
|
||||
function concatChannelPairs(chunks: StereoChannels[]): StereoChannels {
|
||||
return [concatFloat32(chunks.map(chunk => chunk[0])), concatFloat32(chunks.map(chunk => chunk[1]))];
|
||||
}
|
||||
|
||||
export async function runLocalSeparator(options: {
|
||||
session: ort.InferenceSession;
|
||||
runtimeProvider: LocalRuntimeProvider;
|
||||
modelConfig: LocalSeparatorModelConfig;
|
||||
audioBuffer: ArrayBuffer;
|
||||
chunkDurationSeconds: number | null;
|
||||
overlap: number;
|
||||
onProgress: (progress: LocalSeparatorProgress) => void;
|
||||
onProviderChange?: (provider: string) => void;
|
||||
}): Promise<{
|
||||
stems: Array<{ name: string; blob: Blob }>;
|
||||
providerLabel: string;
|
||||
debugSummary: Record<string, unknown>;
|
||||
}> {
|
||||
const timing = new LocalSeparatorTimingCollector('local-separation');
|
||||
const decoded = await timing.measureAsync('decode', () => decodeAudioToStereo(options.audioBuffer));
|
||||
localSeparatorLog(`Running browser MDX separation on ${options.runtimeProvider === 'webgpu' ? 'GPU/WebGPU' : 'CPU/wasm'}...`);
|
||||
|
||||
const separator = await BrowserMdxSeparator.create(
|
||||
options.session,
|
||||
options.runtimeProvider,
|
||||
options.modelConfig,
|
||||
{
|
||||
overlap: options.overlap,
|
||||
runtimeBatchSize: options.modelConfig.defaults.batchSize > 1 ? options.modelConfig.defaults.batchSize : 2,
|
||||
timing,
|
||||
onProgress: options.onProgress,
|
||||
onProviderChange: options.onProviderChange,
|
||||
},
|
||||
);
|
||||
|
||||
try {
|
||||
const outputs = await separateWithOptionalChunking(
|
||||
separator,
|
||||
decoded,
|
||||
timing,
|
||||
options.chunkDurationSeconds,
|
||||
options.modelConfig,
|
||||
options.onProgress,
|
||||
);
|
||||
const primaryBlob = timing.measureSync('wavEncodePrimary', () => channelsToWavBlob(outputs.stems[outputs.primaryStem]));
|
||||
const secondaryBlob = timing.measureSync('wavEncodeSecondary', () => channelsToWavBlob(outputs.stems[outputs.secondaryStem]));
|
||||
|
||||
return {
|
||||
stems: [
|
||||
{ name: outputs.primaryStem, blob: primaryBlob },
|
||||
{ name: outputs.secondaryStem, blob: secondaryBlob },
|
||||
],
|
||||
providerLabel: options.runtimeProvider === 'webgpu' ? 'GPU/WebGPU' : 'CPU/wasm',
|
||||
debugSummary: separator.getDebugSummary({ model: options.modelConfig.filename }),
|
||||
};
|
||||
} finally {
|
||||
localSeparatorLog('Separation timing summary', separator.getDebugSummary({ model: options.modelConfig.filename }));
|
||||
separator.dispose();
|
||||
}
|
||||
}
|
||||
|
||||
async function separateWithOptionalChunking(
|
||||
separator: BrowserMdxSeparator,
|
||||
decoded: StereoChannels,
|
||||
timing: LocalSeparatorTimingCollector,
|
||||
chunkDurationSeconds: number | null,
|
||||
modelConfig: LocalSeparatorModelConfig,
|
||||
onProgress: (progress: LocalSeparatorProgress) => void,
|
||||
): Promise<{
|
||||
stems: Record<string, StereoChannels>;
|
||||
primaryStem: string;
|
||||
secondaryStem: string;
|
||||
}> {
|
||||
if (!chunkDurationSeconds) {
|
||||
return separator.separate(decoded);
|
||||
}
|
||||
|
||||
const chunkSamples = Math.max(1, Math.floor(chunkDurationSeconds * SAMPLE_RATE));
|
||||
if (decoded[0].length <= chunkSamples) {
|
||||
return separator.separate(decoded);
|
||||
}
|
||||
|
||||
const totalChunks = Math.ceil(decoded[0].length / chunkSamples);
|
||||
const primaryStem = modelConfig.metadata.primary_stem ?? 'Vocals';
|
||||
const secondaryStem = primaryStem === 'Instrumental' ? 'Vocals' : 'Instrumental';
|
||||
const primaryStemChunks: StereoChannels[] = [];
|
||||
const secondaryStemChunks: StereoChannels[] = [];
|
||||
const baseOnProgress = separator.onProgress;
|
||||
|
||||
for (let index = 0; index < totalChunks; index += 1) {
|
||||
const start = index * chunkSamples;
|
||||
const end = Math.min(start + chunkSamples, decoded[0].length);
|
||||
const chunk = sliceChannels(decoded, start, end);
|
||||
|
||||
separator.onProgress = progress => {
|
||||
const chunkFraction = progress.percent / 100;
|
||||
const overallPercent = ((index + chunkFraction) / totalChunks) * 100;
|
||||
baseOnProgress({
|
||||
...progress,
|
||||
percent: overallPercent,
|
||||
passLabel: `Audio chunk ${index + 1}/${totalChunks}: ${progress.passLabel}`,
|
||||
});
|
||||
};
|
||||
|
||||
onProgress({
|
||||
stage: 'chunk-prep',
|
||||
passLabel: `Audio chunk ${index + 1}/${totalChunks}: preparing ${Math.round((end - start) / SAMPLE_RATE)}s chunk...`,
|
||||
percent: (index / totalChunks) * 100,
|
||||
processedChunks: index,
|
||||
totalChunks,
|
||||
});
|
||||
|
||||
const result = await timing.measureAsync('chunkedSeparate', () => separator.separate(chunk));
|
||||
primaryStemChunks.push(result.stems[primaryStem]);
|
||||
secondaryStemChunks.push(result.stems[secondaryStem]);
|
||||
}
|
||||
|
||||
separator.onProgress = baseOnProgress;
|
||||
|
||||
return {
|
||||
stems: {
|
||||
[primaryStem]: concatChannelPairs(primaryStemChunks),
|
||||
[secondaryStem]: concatChannelPairs(secondaryStemChunks),
|
||||
},
|
||||
primaryStem,
|
||||
secondaryStem,
|
||||
};
|
||||
}
|
||||
@@ -0,0 +1,95 @@
|
||||
import * as ort from 'onnxruntime-web/webgpu';
|
||||
import ortWasmJsepMjsUrl from 'onnxruntime-web/ort-wasm-simd-threaded.jsep.mjs?url';
|
||||
import ortWasmJsepUrl from 'onnxruntime-web/ort-wasm-simd-threaded.jsep.wasm?url';
|
||||
import type { LocalRuntimeState, LocalRuntimeSupport, LocalSeparatorModelConfig } from './localSeparatorTypes';
|
||||
|
||||
function localSeparatorLog(message: string, payload?: unknown): void {
|
||||
if (payload === undefined) {
|
||||
console.log(`[localSeparator] ${message}`);
|
||||
return;
|
||||
}
|
||||
console.log(`[localSeparator] ${message}`, payload);
|
||||
}
|
||||
|
||||
export function detectLocalRuntimeSupport(): LocalRuntimeSupport {
|
||||
const support = {
|
||||
webgpuExposed: typeof navigator !== 'undefined' && 'gpu' in navigator,
|
||||
};
|
||||
if (support.webgpuExposed) {
|
||||
localSeparatorLog('WebGPU API is exposed by this browser.');
|
||||
} else {
|
||||
localSeparatorLog('WebGPU API is not exposed by this browser. CPU/wasm will be used.');
|
||||
}
|
||||
return support;
|
||||
}
|
||||
|
||||
export class LocalOrtRuntimeManager {
|
||||
private runtime: LocalRuntimeState | null = null;
|
||||
private currentModel: string | null = null;
|
||||
private readonly onProviderChange: (provider: string) => void;
|
||||
private static wasmPathsConfigured = false;
|
||||
|
||||
constructor({ onProviderChange }: { onProviderChange?: (provider: string) => void } = {}) {
|
||||
this.onProviderChange = onProviderChange ?? (() => {});
|
||||
}
|
||||
|
||||
public reset(): void {
|
||||
this.runtime = null;
|
||||
this.currentModel = null;
|
||||
}
|
||||
|
||||
public async ensureRuntime(modelConfig: LocalSeparatorModelConfig, modelData: Uint8Array): Promise<LocalRuntimeState> {
|
||||
if (this.runtime && this.currentModel === modelConfig.filename) {
|
||||
return this.runtime;
|
||||
}
|
||||
|
||||
if (!LocalOrtRuntimeManager.wasmPathsConfigured) {
|
||||
ort.env.wasm.wasmPaths = {
|
||||
mjs: ortWasmJsepMjsUrl,
|
||||
wasm: ortWasmJsepUrl,
|
||||
};
|
||||
localSeparatorLog('Configured ONNX Runtime wasm paths.', ort.env.wasm.wasmPaths);
|
||||
LocalOrtRuntimeManager.wasmPathsConfigured = true;
|
||||
}
|
||||
|
||||
const providersToTry: Array<'webgpu' | 'wasm'> = [];
|
||||
if (typeof navigator !== 'undefined' && 'gpu' in navigator) {
|
||||
providersToTry.push('webgpu');
|
||||
localSeparatorLog('navigator.gpu is available, trying WebGPU first.');
|
||||
} else {
|
||||
localSeparatorLog('navigator.gpu is not available. Falling back to CPU/wasm.');
|
||||
}
|
||||
providersToTry.push('wasm');
|
||||
|
||||
let lastError: unknown = null;
|
||||
for (const provider of providersToTry) {
|
||||
try {
|
||||
if (provider === 'webgpu' && ort.env?.webgpu) {
|
||||
ort.env.webgpu.powerPreference = 'high-performance';
|
||||
localSeparatorLog('Using WebGPU power preference high-performance.');
|
||||
}
|
||||
|
||||
const session = await ort.InferenceSession.create(modelData, {
|
||||
executionProviders: [provider],
|
||||
graphOptimizationLevel: 'all',
|
||||
});
|
||||
|
||||
this.runtime = { provider, session };
|
||||
this.currentModel = modelConfig.filename;
|
||||
this.onProviderChange(provider === 'wasm' ? 'cpu/wasm' : provider);
|
||||
localSeparatorLog(`Using provider: ${provider}`);
|
||||
return this.runtime;
|
||||
} catch (error) {
|
||||
lastError = error;
|
||||
if (provider === 'webgpu') {
|
||||
localSeparatorLog('WebGPU session creation failed. Falling back to CPU/wasm.', error);
|
||||
this.onProviderChange('cpu/wasm fallback');
|
||||
} else {
|
||||
localSeparatorLog(`Provider failed: ${provider}`, error);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
throw new Error(`Unable to create ONNX Runtime session. ${lastError ? String(lastError) : ''}`.trim());
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,275 @@
|
||||
import type { StereoChannels } from './localSeparatorTypes';
|
||||
|
||||
export function index4d(dims: number[], i0: number, i1: number, i2: number, i3: number): number {
|
||||
return (((i0 * dims[1] + i1) * dims[2] + i2) * dims[3]) + i3;
|
||||
}
|
||||
|
||||
export function concatFloat32(parts: Float32Array[]): Float32Array {
|
||||
const length = parts.reduce((sum, part) => sum + part.length, 0);
|
||||
const output = new Float32Array(length);
|
||||
let offset = 0;
|
||||
for (const part of parts) {
|
||||
output.set(part, offset);
|
||||
offset += part.length;
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
export function reflectPad(signal: Float32Array, leftPad: number, rightPad: number): Float32Array {
|
||||
const result = new Float32Array(leftPad + signal.length + rightPad);
|
||||
const last = signal.length - 1;
|
||||
|
||||
for (let i = 0; i < leftPad; i += 1) {
|
||||
result[i] = signal[leftPad - i];
|
||||
}
|
||||
result.set(signal, leftPad);
|
||||
for (let i = 0; i < rightPad; i += 1) {
|
||||
result[leftPad + signal.length + i] = signal[last - 1 - i];
|
||||
}
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
export function nextPowerOfTwo(value: number): number {
|
||||
let result = 1;
|
||||
while (result < value) {
|
||||
result <<= 1;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
export function scaleChannels(channels: StereoChannels, scale: number): StereoChannels {
|
||||
return channels.map(channel => {
|
||||
const output = new Float32Array(channel.length);
|
||||
for (let i = 0; i < channel.length; i += 1) {
|
||||
output[i] = channel[i] * scale;
|
||||
}
|
||||
return output;
|
||||
}) as StereoChannels;
|
||||
}
|
||||
|
||||
export function negateArray(data: Float32Array): Float32Array {
|
||||
const output = new Float32Array(data.length);
|
||||
for (let i = 0; i < data.length; i += 1) {
|
||||
output[i] = -data[i];
|
||||
}
|
||||
return output;
|
||||
}
|
||||
|
||||
export function sliceChannels(channels: StereoChannels, startSample: number, endSample: number): StereoChannels {
|
||||
return [
|
||||
channels[0].slice(startSample, endSample),
|
||||
channels[1].slice(startSample, endSample),
|
||||
];
|
||||
}
|
||||
|
||||
export function normalizeChannels(
|
||||
channels: StereoChannels,
|
||||
maxPeak: number,
|
||||
minPeak: number | null,
|
||||
): { channels: StereoChannels; originalPeak: number } {
|
||||
let peak = 0;
|
||||
for (const channel of channels) {
|
||||
for (let i = 0; i < channel.length; i += 1) {
|
||||
peak = Math.max(peak, Math.abs(channel[i]));
|
||||
}
|
||||
}
|
||||
|
||||
if (peak === 0) {
|
||||
return { channels, originalPeak: 0 };
|
||||
}
|
||||
|
||||
let scale = 1;
|
||||
if (peak > maxPeak) {
|
||||
scale = maxPeak / peak;
|
||||
} else if (minPeak !== null && peak < minPeak && minPeak > 0) {
|
||||
scale = minPeak / peak;
|
||||
}
|
||||
|
||||
const normalized = channels.map(channel => {
|
||||
const output = new Float32Array(channel.length);
|
||||
for (let i = 0; i < channel.length; i += 1) {
|
||||
output[i] = channel[i] * scale;
|
||||
}
|
||||
return output;
|
||||
}) as StereoChannels;
|
||||
|
||||
return { channels: normalized, originalPeak: peak };
|
||||
}
|
||||
|
||||
export function createWindowCache(): { periodic: Map<number, Float32Array>; symmetric: Map<number, Float32Array> } {
|
||||
return {
|
||||
periodic: new Map(),
|
||||
symmetric: new Map(),
|
||||
};
|
||||
}
|
||||
|
||||
export function getHannPeriodic(
|
||||
length: number,
|
||||
cache: { periodic: Map<number, Float32Array> },
|
||||
): Float32Array {
|
||||
const hit = cache.periodic.get(length);
|
||||
if (hit) return hit;
|
||||
|
||||
const window = new Float32Array(length);
|
||||
for (let i = 0; i < length; i += 1) {
|
||||
window[i] = 0.5 - 0.5 * Math.cos((2 * Math.PI * i) / length);
|
||||
}
|
||||
cache.periodic.set(length, window);
|
||||
return window;
|
||||
}
|
||||
|
||||
export function getHanning(
|
||||
length: number,
|
||||
cache: { symmetric: Map<number, Float32Array> },
|
||||
): Float32Array {
|
||||
const hit = cache.symmetric.get(length);
|
||||
if (hit) return hit;
|
||||
|
||||
const window = new Float32Array(length);
|
||||
if (length === 1) {
|
||||
window[0] = 1;
|
||||
} else {
|
||||
for (let i = 0; i < length; i += 1) {
|
||||
window[i] = 0.5 - 0.5 * Math.cos((2 * Math.PI * i) / (length - 1));
|
||||
}
|
||||
}
|
||||
cache.symmetric.set(length, window);
|
||||
return window;
|
||||
}
|
||||
|
||||
export class FFT {
|
||||
private readonly size: number;
|
||||
|
||||
constructor(size: number) {
|
||||
this.size = size;
|
||||
}
|
||||
|
||||
public transform(real: Float64Array, imag: Float64Array): void {
|
||||
if (real.length !== imag.length || real.length !== this.size) {
|
||||
throw new Error('FFT input shape mismatch.');
|
||||
}
|
||||
|
||||
if ((this.size & (this.size - 1)) === 0) {
|
||||
this.transformRadix2(real, imag);
|
||||
} else {
|
||||
this.transformBluestein(real, imag);
|
||||
}
|
||||
}
|
||||
|
||||
public inverse(real: Float64Array, imag: Float64Array): void {
|
||||
for (let i = 0; i < this.size; i += 1) {
|
||||
imag[i] = -imag[i];
|
||||
}
|
||||
this.transform(real, imag);
|
||||
for (let i = 0; i < this.size; i += 1) {
|
||||
real[i] /= this.size;
|
||||
imag[i] = -imag[i] / this.size;
|
||||
}
|
||||
}
|
||||
|
||||
private transformRadix2(real: Float64Array, imag: Float64Array): void {
|
||||
const n = this.size;
|
||||
const levels = Math.trunc(Math.log2(n));
|
||||
|
||||
for (let i = 0; i < n; i += 1) {
|
||||
const j = reverseBits(i, levels);
|
||||
if (j > i) {
|
||||
[real[i], real[j]] = [real[j], real[i]];
|
||||
[imag[i], imag[j]] = [imag[j], imag[i]];
|
||||
}
|
||||
}
|
||||
|
||||
for (let size = 2; size <= n; size <<= 1) {
|
||||
const halfsize = size >>> 1;
|
||||
const tableStep = n / size;
|
||||
for (let i = 0; i < n; i += size) {
|
||||
for (let j = i, k = 0; j < i + halfsize; j += 1, k += tableStep) {
|
||||
const angle = (2 * Math.PI * k) / n;
|
||||
const cos = Math.cos(angle);
|
||||
const sin = Math.sin(angle);
|
||||
const tpre = real[j + halfsize] * cos + imag[j + halfsize] * sin;
|
||||
const tpim = -real[j + halfsize] * sin + imag[j + halfsize] * cos;
|
||||
real[j + halfsize] = real[j] - tpre;
|
||||
imag[j + halfsize] = imag[j] - tpim;
|
||||
real[j] += tpre;
|
||||
imag[j] += tpim;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private transformBluestein(real: Float64Array, imag: Float64Array): void {
|
||||
const n = this.size;
|
||||
const m = nextPowerOfTwo((n * 2) + 1);
|
||||
const areal = new Float64Array(m);
|
||||
const aimag = new Float64Array(m);
|
||||
const breal = new Float64Array(m);
|
||||
const bimag = new Float64Array(m);
|
||||
const creal = new Float64Array(m);
|
||||
const cimag = new Float64Array(m);
|
||||
|
||||
for (let i = 0; i < n; i += 1) {
|
||||
const angle = (Math.PI * ((i * i) % (n * 2))) / n;
|
||||
const cos = Math.cos(angle);
|
||||
const sin = Math.sin(angle);
|
||||
areal[i] = real[i] * cos + imag[i] * sin;
|
||||
aimag[i] = -real[i] * sin + imag[i] * cos;
|
||||
breal[i] = cos;
|
||||
bimag[i] = sin;
|
||||
if (i !== 0) {
|
||||
breal[m - i] = cos;
|
||||
bimag[m - i] = sin;
|
||||
}
|
||||
}
|
||||
|
||||
convolveComplex(areal, aimag, breal, bimag, creal, cimag);
|
||||
|
||||
for (let i = 0; i < n; i += 1) {
|
||||
const angle = (Math.PI * ((i * i) % (n * 2))) / n;
|
||||
const cos = Math.cos(angle);
|
||||
const sin = Math.sin(angle);
|
||||
real[i] = (creal[i] * cos) + (cimag[i] * sin);
|
||||
imag[i] = (-creal[i] * sin) + (cimag[i] * cos);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function reverseBits(x: number, bits: number): number {
|
||||
let y = 0;
|
||||
for (let i = 0; i < bits; i += 1) {
|
||||
y = (y << 1) | (x & 1);
|
||||
x >>>= 1;
|
||||
}
|
||||
return y;
|
||||
}
|
||||
|
||||
function convolveComplex(
|
||||
xreal: Float64Array,
|
||||
ximag: Float64Array,
|
||||
yreal: Float64Array,
|
||||
yimag: Float64Array,
|
||||
outreal: Float64Array,
|
||||
outimag: Float64Array,
|
||||
): void {
|
||||
const n = xreal.length;
|
||||
const fft = new FFT(n);
|
||||
const xr = new Float64Array(xreal);
|
||||
const xi = new Float64Array(ximag);
|
||||
const yr = new Float64Array(yreal);
|
||||
const yi = new Float64Array(yimag);
|
||||
|
||||
fft.transform(xr, xi);
|
||||
fft.transform(yr, yi);
|
||||
|
||||
for (let i = 0; i < n; i += 1) {
|
||||
const tempReal = (xr[i] * yr[i]) - (xi[i] * yi[i]);
|
||||
const tempImag = (xi[i] * yr[i]) + (xr[i] * yi[i]);
|
||||
xr[i] = tempReal;
|
||||
xi[i] = tempImag;
|
||||
}
|
||||
|
||||
fft.inverse(xr, xi);
|
||||
outreal.set(xr);
|
||||
outimag.set(xi);
|
||||
}
|
||||
@@ -0,0 +1,52 @@
|
||||
export class LocalSeparatorTimingCollector {
|
||||
private readonly label: string;
|
||||
private readonly sections = new Map<string, { totalMs: number; count: number }>();
|
||||
private readonly startedAt = performance.now();
|
||||
|
||||
constructor(label = 'timing') {
|
||||
this.label = label;
|
||||
}
|
||||
|
||||
private track(name: string, durationMs: number): void {
|
||||
const section = this.sections.get(name) ?? { totalMs: 0, count: 0 };
|
||||
section.totalMs += durationMs;
|
||||
section.count += 1;
|
||||
this.sections.set(name, section);
|
||||
}
|
||||
|
||||
public async measureAsync<T>(name: string, fn: () => Promise<T>): Promise<T> {
|
||||
const started = performance.now();
|
||||
try {
|
||||
return await fn();
|
||||
} finally {
|
||||
this.track(name, performance.now() - started);
|
||||
}
|
||||
}
|
||||
|
||||
public measureSync<T>(name: string, fn: () => T): T {
|
||||
const started = performance.now();
|
||||
try {
|
||||
return fn();
|
||||
} finally {
|
||||
this.track(name, performance.now() - started);
|
||||
}
|
||||
}
|
||||
|
||||
public getSummary(extra: Record<string, unknown> = {}): Record<string, unknown> {
|
||||
const sections: Record<string, { totalMs: number; count: number; averageMs: number }> = {};
|
||||
for (const [name, section] of this.sections.entries()) {
|
||||
sections[name] = {
|
||||
totalMs: Number(section.totalMs.toFixed(2)),
|
||||
count: section.count,
|
||||
averageMs: Number((section.totalMs / Math.max(section.count, 1)).toFixed(2)),
|
||||
};
|
||||
}
|
||||
|
||||
return {
|
||||
label: this.label,
|
||||
totalMs: Number((performance.now() - this.startedAt).toFixed(2)),
|
||||
sections,
|
||||
...extra,
|
||||
};
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,49 @@
|
||||
export type StereoChannels = [Float32Array, Float32Array];
|
||||
|
||||
export interface LocalSeparatorModelDefaults {
|
||||
sampleRate: number;
|
||||
hopLength: number;
|
||||
segmentSize: number;
|
||||
overlap: number;
|
||||
batchSize: number;
|
||||
enableDenoise: boolean;
|
||||
invertUsingSpec: boolean;
|
||||
normalizationThreshold: number;
|
||||
amplificationThreshold: number;
|
||||
matchMixOverlap: number;
|
||||
}
|
||||
|
||||
export interface LocalSeparatorModelMetadata {
|
||||
compensate: number;
|
||||
mdx_dim_f_set: number;
|
||||
mdx_dim_t_set: number;
|
||||
mdx_n_fft_scale_set: number;
|
||||
primary_stem: string;
|
||||
}
|
||||
|
||||
export interface LocalSeparatorModelConfig {
|
||||
filename: string;
|
||||
displayName: string;
|
||||
status: 'ready';
|
||||
defaults: LocalSeparatorModelDefaults;
|
||||
metadata: LocalSeparatorModelMetadata;
|
||||
}
|
||||
|
||||
export interface LocalSeparatorProgress {
|
||||
stage: string;
|
||||
passLabel: string;
|
||||
percent: number;
|
||||
processedChunks: number;
|
||||
totalChunks: number;
|
||||
}
|
||||
|
||||
export interface LocalRuntimeSupport {
|
||||
webgpuExposed: boolean;
|
||||
}
|
||||
|
||||
export type LocalRuntimeProvider = 'webgpu' | 'wasm';
|
||||
|
||||
export interface LocalRuntimeState {
|
||||
provider: LocalRuntimeProvider;
|
||||
session: import('onnxruntime-web/webgpu').InferenceSession;
|
||||
}
|
||||
Reference in New Issue
Block a user