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venc

Toolset for video resizing and re-encoding

Sample: https://venc2.vercel.app/

Features

WebCodecs API Implementation Status

VideoEncoder avc1 av01
Safari 17.2 ~high *1
Safari 17.4 TP 191 ~high *1 Main
Chrome ~high_progressive Main
Firefox

*1: A bug exists in Safari 17.4 and older with all frames being keyframes. This has been fixed in Safari TP Release 191 (Safari 17.4, WebKit 19619.1.6.3). See #4

References

https://github.com/vjeux/mp4-h264-re-encode