> First, I was able to solve my problem with acceleration in Firefox
> using this about:config option
>
> media.ffmpeg.vaapi.enabled = true
>
> Once I enabled it, in about:support I saw h264 hardware decoding
> support (but not h265 and my card is capable).
Setting media.ffmpeg.vaapi.enabled = true,
I still see h264 as Unsupported under Media in about:support.
Am I missing something? vainfo says
Trying display: x11
vainfo: VA-API version: 1.22 (libva 2.22.0)
vainfo: Driver version: Intel i965 driver for Intel(R) Sandybridge Desktop -
2.4.1
vainfo: Supported profile and entrypoints
VAProfileMPEG2Simple : VAEntrypointVLD
VAProfileMPEG2Main : VAEntrypointVLD
VAProfileH264ConstrainedBaseline: VAEntrypointVLD
VAProfileH264ConstrainedBaseline: VAEntrypointEncSlice
VAProfileH264Main : VAEntrypointVLD
VAProfileH264Main : VAEntrypointEncSlice
VAProfileH264High : VAEntrypointVLD
VAProfileH264High : VAEntrypointEncSlice
VAProfileH264StereoHigh : VAEntrypointVLD
VAProfileVC1Simple : VAEntrypointVLD
VAProfileVC1Main : VAEntrypointVLD
VAProfileVC1Advanced : VAEntrypointVLD
VAProfileNone : VAEntrypointVideoProc
Jan
