mirror of
https://github.com/heygen-com/hyperframes.git
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Vance Ingalls
30348af3f4
## Summary PR 3 of 5 in the hf#732 decomposition stack. Adds a `worker_threads`-based pool that runs the shader-transition blend (one of 15 transition shaders) on a fixed-size worker pool. **No production wiring yet** — the pool stands alone; PR 4 wires it. The shader blend is a hot inner loop over every pixel of every transition frame at 16bpc. Moving it off the main event loop removes the JS-event-loop ceiling that capped throughput in earlier hf#732 iterations. ### New files - `packages/producer/src/services/shaderTransitionWorker.ts` — worker entry. Imports from `@hyperframes/engine/shader-transitions` (zero-import TS source). - `packages/producer/src/services/shaderTransitionWorkerPool.ts` — fixed-size pool. Uses `transferList` so the 16bpc HDR `from`/`to`/`out` buffers move by ownership. - `packages/producer/src/services/shaderTransitionWorkerPool.test.ts` — 6 vitest tests pinning byte-equivalence across all 15 shaders, transferList correctness, pool lifecycle. All pass. ### Build wiring - `packages/cli/tsup.config.ts`: third tsup entry emits `dist/shaderTransitionWorker.js`. - `packages/producer/build.mjs`: fourth esbuild entry for direct producer consumers. - `packages/engine/package.json`: adds `./shader-transitions` subpath export. ## Stack Stacked on top of #757 (PR 2: pngDecodeBlit pool). No behavior change in any render. ## Test plan - [x] 6 pool tests pass - [x] Producer + engine typecheck clean - [x] oxlint clean — Vai
41 lines
1002 B
JSON
41 lines
1002 B
JSON
{
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"name": "@hyperframes/engine",
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"version": "0.6.5",
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"description": "Seekable web page to video rendering engine (Puppeteer + FFmpeg)",
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"repository": {
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"type": "git",
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"url": "https://github.com/heygen-com/hyperframes",
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"directory": "packages/engine"
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},
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"type": "module",
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"main": "./src/index.ts",
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"types": "./src/index.ts",
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"exports": {
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".": "./src/index.ts",
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"./alpha-blit": "./src/utils/alphaBlit.ts",
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"./shader-transitions": "./src/utils/shaderTransitions.ts"
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},
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"scripts": {
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"build": "tsc",
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"test": "vitest run",
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"typecheck": "tsc --noEmit"
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},
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"dependencies": {
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"@hono/node-server": "^1.13.0",
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"@hyperframes/core": "workspace:^",
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"hono": "^4.6.0",
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"linkedom": "^0.18.12",
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"puppeteer": "^24.0.0",
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"puppeteer-core": "^24.39.1"
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},
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"devDependencies": {
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"@types/node": "^25.0.10",
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"@webgpu/types": "^0.1.69",
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"typescript": "^5.7.2",
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"vitest": "^3.2.4"
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},
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"engines": {
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"node": ">=22"
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}
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}
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