Heavy artifacts during hw accelerated playback of wmv files

[Jan Burgmeier]

Hi,

the error only occurs with wmv, h264 works.

I created a bug report:
https://bugs.freedesktop.org/show_bug.cgi?id=100510

Regards,
Jan

On Fri, 2017-03-31 at 09:13 +0200, Christian König wrote:
> Hi Jan,
> 
> very interesting. Sounds like we somehow mess up the buffer placement
> so 
> that it won't work any more with UVD.
> 
> But this only happens with WMV files? Not with H264 or anything else?
> 
> Anyway please open up a bug report on https://bugs.freedesktop.org/.
> 
> Thanks,
> Christian.
> 
> Am 30.03.2017 um 14:16 schrieb Jan Burgmeier:
> > Hi,
> > 
> > with versions newer than libdrm-2.4.66 I have heavy artifacts
> > during hw
> > accelerated playback of wmv files vaapi/vdpau tested with
> > gstreamer-
> > 0.10 and ffmpeg based mpv.
> > 
> > Bisect result:
> > db138b9ba12a0de5d6140832c0679c2418e3e7e0 is the first bad commit
> > commit db138b9ba12a0de5d6140832c0679c2418e3e7e0
> > Author: Michel Dänzer <michel.daenzer at amd.com>
> > Date:   Thu Jan 21 18:08:49 2016 +0900
> > 
> >      radeon: Pass radeon_bo_open flags to the
> > DRM_RADEON_GEM_CREATE 	
> > ioctl
> >      
> >      Not doing so makes it impossible for radeon_bo_open callers to
> > set
> > any
> >      RADEON_GEM_* flags for the newly created BO.
> >      
> >      Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
> > 
> > If I revert this commit on the current master branch the artefacts
> > are
> > gone.
> > 
> > System environment:
> > -- chipset: AMD GX-217GA SOC with Radeon(tm) HD Graphics
> > -- system architecture: 32-bit
> > -- xserver: 1.19.1
> > -- mesa: 13.0.3, 13.0.6, 17.0.2
> > -- libdrm: 2.4.74
> > -- kernel: 4.4.11
> > -- Linux distribution: eLux
> > -- Machine or mobo model: HP t620 dual core thin client
> > 
> > Regards,
> > Jan Burgmeier
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 
>