[Webkit-unassigned] [Bug 252581] [GStreamer][VP9] HFR Youtube playback stutters with vavp9dec

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=252581

--- Comment #8 from Philippe Normand <philn at igalia.com> ---
(In reply to Víctor M. Jáquez L. from comment #7)
> (In reply to Philippe Normand from comment #6)
> > 
> > It might help in GL sink case but it definitely does not with the dmabuf
> > sink. We hardcode modifiers to 0 anyway when handling the buffers from the
> > sink.
> 
> decoders might produce buffers with a particular modifier, but vapostproc
> could convert that modifier to 0  if a color space transformation is done. I
> don't remember if dma sink accepts only RGB or also NV12?

iiuc it should work for both.

Anyways, I tried https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3524
Doesn't work, videoconvertscale errors out, among other things. See attached log.

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