[Webkit-unassigned] [Bug 251017] [GStreamer] VA-API (GstVA) hardware-accelerated video decoding playback above 1080p resolution on YouTube in VP9 is very slow and stutters

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Jan 23 13:49:15 PST 2023


--- Comment #9 from Philippe Normand <philn at igalia.com> ---
> I don't see why it wouldn't work with 4K playback, if your laptop's chipset is indeed Coffee Lake, and advertises VP9 support etc…

It's not un-common for hardware decoders to have bounds. For instance it's not un-realistic to expect an Intel GPU generation to decode H.264 main but then to bail out on 10bit profiles or things like that.

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