https://bugs.freedesktop.org/show_bug.cgi?id=85613
--- Comment #14 from Andreas Boll andreas.boll.dev@gmail.com --- Oh I forgot that MPEG1+2 is only available via shader-based decoding on your card. So no luck with UVD for your sample video.
See also this commit:
commit 1681bd7f2b392d0b379cb0ff43a4fac33da74762 Author: Christian König christian.koenig@amd.com Date: Wed Jul 10 15:43:16 2013 +0200
radeon/uvd: fall back to shader based decoding for MPEG2 on UVD 2.x v2
UVD 2.x doesn't support hardware decoding of MPEG2, just use shader based decoding for those chipsets.
Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=66450
v2: fix interlacing as well
Signed-off-by: Christian König christian.koenig@amd.com