[Bug 766978] mpeg-2 decoding broken

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=766978

--- Comment #20 from Víctor Manuel Jáquez Leal <vjaquez at igalia.com> ---
(In reply to Tim-Philipp Müller from comment #17)
> Well, it's less of a blocker than it was before, but the overall situation
> with gstreamer-vaapi or this decoder/postproc combination is far from great:
> 
>  - with xvimagesink: green frames/flashes, unusuable

Yep. The user needs to disable the subtitles :(

The same behavior happens with kmssink.

>  - with ximagesink: just aborts (driver assert afaict)

Using the HEAD of intel-driver it doesn't abort, but only black frames are
shown.

>  - with glimagesink: works, even subs rendered right
>  - with vaapisink: works, subs not scaled right
> 
> We're having a decoder with primary rank that's pretty much unusable unless
> the application picks vaapisink or glimagesink, which is not great.

Agree.

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