@catlabtech/webcvt-container-mp4
MP4/M4A container parser and muxer for webcvt.
Installation
bash
npm i @catlabtech/webcvt-container-mp4API
Detailed API reference coming in v0.2. See the source code for now.
Supported operations
- Parse MP4/M4A files (moov, trak, mdat boxes)
- Mux H.264 / H.265 / AV1 video + AAC audio
- Read and write fragmented MP4 (fMP4)
Works with @catlabtech/webcvt-codec-webcodecs for hardware-accelerated encode/decode, and falls back to @catlabtech/webcvt-backend-wasm for unsupported codecs.