Use Mediabunny https://mediabunny.dev/
Toolset for video resizing and re-encoding
Sample: https://venc2.vercel.app/
| 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