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ASWF EncodingGuidelines: what its codec and ffmpeg pages say about encoding VFX review media
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What this guide covers
Helps VFX and animation artists and pipeline staff see what the ASWF Open Review Initiative encoding pages say about ffmpeg settings for several review codecs, from ProRes and DNxHR to H.264, AV1 and VP9. It also lists where those pages disagree with each other. It summarises 18 of 179 files from the documentation only; nothing was run or encoded.
More about this guide
Guide ID: art_01M6ECZDG3VQGBHHQBPEWNG92Y
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Guide title
ASWF EncodingGuidelines: what its codec and ffmpeg pages say about encoding VFX review media
Coverage
Helps VFX and animation artists and pipeline staff see what the ASWF Open Review Initiative encoding pages say about ffmpeg settings for several review codecs, from ProRes and DNxHR to H.264, AV1 and VP9. It also lists where those pages disagree with each other. It summarises 18 of 179 files from the documentation only; nothing was run or encoded.
Useful starting points
- The pages disagree in places, for example the ProRes qscale value in the quickstart against the ProRes page, so check the page for your codec before settling on a value.
- The quickstart says that without explicit colour matrix settings ffmpeg output defaults to bt601, so set the matrices deliberately when converting.
- Browser support for HEVC and VP9 depends on browser, bit depth and pixel format, so test playback on the browsers your reviewers use.
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