[Bug 764607] Motion JPEG (MJPEG) Fails to Play

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=764607

--- Comment #11 from sreerenj <bsreerenj at gmail.com> ---
(In reply to sreerenj from comment #9)
> (In reply to Víctor Manuel Jáquez Leal from comment #7)
> > (In reply to Víctor Manuel Jáquez Leal from comment #6)
> > > Created attachment 325551 [details] [review] [review] [review]
> > > image: hack: handle IMC3 format as YV12
> > > 
> > > Intel driver internally uses IMC3 format for JPEG decoding. This patch add a
> > > hackish support to IMC3 as a YV12 to avoid color conversions if it can be
> > > negotiated.
> > > 
> > > http://www.fourcc.org/yuv.php#IMC3wq
> > 
> > I'm not sure of this patch. As I said, it is a hack. But I posted for
> > discussion.
> 
> I didn't know that driver is selecting any format other than nv12/yv12/p010
> for decoding! 
> 
> Yup, we should think about this. Driver set the flags in such a way that,
> IMC3 can be used in vaCreateSurface() but not for vaCreateImage, interesting
> :)
> 
> May be we can stick on with "hidden" color-space conversion for all formats
> other than NV12/YV12/I420/P010 from vaapidecode for better backward
> compatibility .

Here is another related one. https://bugzilla.gnome.org/show_bug.cgi?id=765039

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