[Bug 730870] androidmedia: hw decoder doesn't work properly on mtk 8125

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=730870
  GStreamer | gst-plugins-bad | git

--- Comment #9 from Nicolas Dufresne <nicolas.dufresne at collabora.co.uk> 2014-05-28 15:09:50 UTC ---
(In reply to comment #8)
> (In reply to comment #3)
> > We should remove all this de-tiling code from androidmedia and instead use the
> > tiled format support from libgstvideo (and add this MTK format there).
> 
> So the COLOR_QCOM_FormatYUV420PackedSemiPlanar64x32Tile2m8ka converting logic
> should also be moved to libgstvideo?

Yes, this one match NV12_64Z32 format. Which is 64x32 tiled format using a Z
flip Z layout.

> 
> What about other "non de-tiling" converting logic? Like
> COLOR_FormatYUV420SemiPlanar -> GST_VIDEO_FORMAT_NV12?

They need to be looked at. Most of them can be expressed in GST format, most of
this code was the fast path to working GST, rather then the correct way.

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