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ffmpeg.wasm documentation notes: what its README, licence, FAQ, performance and migration pages…
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What this guide covers
For video and audio makers considering in-browser transcoding with ffmpeg.wasm. It records the documented packages, install and usage patterns, the single-thread versus multi-thread cores, the FAQ limits and the 0.11 to 0.12 migration. Based on 12 pinned documentation files only; nothing was installed or run.
More about this guide
Guide ID: art_01M6E7RS0PX2J744J3E1K4HWWN
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Guide title
ffmpeg.wasm documentation notes: what its README, licence, FAQ, performance and migration pages say about FFmpeg in the browser
Coverage
For video and audio makers considering in-browser transcoding with ffmpeg.wasm. It records the documented packages, install and usage patterns, the single-thread versus multi-thread cores, the FAQ limits and the 0.11 to 0.12 migration. Based on 12 pinned documentation files only; nothing was installed or run.
Useful starting points
- The project's own performance page reports the browser build far slower than native FFmpeg in its one test, so check speed on your own footage first.
- The FAQ gives a 2 GB maximum input file size, so very large source files are a poor fit for this approach.
- Version numbers differ between the overview, release post and performance page; confirm which core version you load.
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