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OUT-2: WebM export (VP9 intra encoder + alpha, Opus), WAV/AIFF audio-only outputs

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- effectcraft-vp9enc (L0): VP9 profile 0 key-frame encoder from the VP9 bitstream spec
  (8x8 intra blocks, DC/V/H/TM, 4x4 DCT/ADST, lossless WHT at quality 100, tile columns);
  round-trips exactly through FilmCraft's VP9 decoder and ffmpeg.
- export: WebM muxer (EBML/Matroska spec) with VP9, VP9 alpha in BlockAdditional
  (AlphaMode 1), Opus (CodecDelay = pre-skip); WAV and AIFF outputs.
- OutputFormat WebM/Wav/Aiff in the Render Queue, renderQueue.add formats, CLI --format.
- Tests: FilmCraft decode-back (frames, size, pixels, audio RMS), ffprobe/ffmpeg oracles.

Co-Authored-By: Claude Opus 5.5 <[email protected]>
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Brandon ThomasandClaude Opus 5.5 committed 2026-10-02 22:28:15 -04:00
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commit 406706e3d5
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apps/effectcraft-cli/src/main.rs
+1 -1
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@@ -9,7 +9,7 @@
//! effectcraft-cli get <comp> <layer> <path> [--time S] read a property
//! effectcraft-cli set <comp> <layer> <path> <value> [--time S] [--expression E]
//! effectcraft-cli render-frame [--comp C] [--time S|--frame N] [--max-side PX|--scale K] [--out F.png]
//! effectcraft-cli render [--comp C] --out FILE [--format h264|prores|png|jpeg|tiff|exr|gif] [--start S] [--end S]
//! effectcraft-cli render [--comp C] --out FILE [--format h264|prores|webm|png|jpeg|tiff|exr|gif|wav|aiff] [--start S] [--end S]
//! [--work-area] [--fps N] [--resolution full|half|third|quarter|K] [--quality best|draft] [--channels rgb|rgba]
//! [--jpeg-quality N] [--bitrate KBPS] [--prores proxy|lt|standard|hq|4444|4444xq] [--audio auto|on|off]
//! effectcraft-cli render F.ecproj --queue render the project's Render Queue