For Wayland users DMA-BUF video textures are now used when the Video Acceleration API (VA-API) is enabled. I personally saw a number of regressions[0] on Debia

For Wayland users DMA-BUF video textures are now used when the Video Acceleration API (VA-API) is enabled. I personally saw a number of regressions[0] on Debian testing for video playback on the beta releases for 79, but it largely seems to have settled down now. [0] particularly this one: https://bugzilla.mozilla.org/show_bug.cgi?id=1643855 https://bugzilla.mozilla.org/show_bug.cgi?id=1643855 (Copied from my comment on the submission for the official release notes)