Bug#601252: mplayer: video distortion with fftheora decoder

[Nathan A. Stine]

On Sun, 2010-10-24 at 19:12 +0200, Reimar Döffinger wrote:
> On Sun, Oct 24, 2010 at 12:55:39PM -0400, Nathan A. Stine wrote:
> > Package: mplayer
> > Version: 2:1.0~rc4~try1.dsfg1-1
> > Severity: normal
> > 
> > When watching a theora-encoded file and using fftheora to decode, mplayer seems
> > to introduce some distortion at the top of the video file.  This problem does
> > not exist with the 3rd-party "standard" theora decoder.  I checked the file in
> > ffplay and did not find the same distortion, so I believe this is an mplayer
> > bug.
> > 
> > The file in question is here:
> > 
> > http://ia331209.us.archive.org/0/items/Patent_Absurdity/Patent_Absurdity_HD_3540kbit.ogv
> > 
> > A screenshot is attached to show the distortion.  The video is encoded at an
> > interesting resolution: 1280x1088, which may contribute to the problem.
> 
> 
> One or more of these FFmpeg revisions have not been backported to 0.6 I guess:
> r23537, (r25050 not directly related), r25051, r25052, r25073

If this was an FFmpeg problem, ffplay should give the same distortion as
mplayer, right?  I was under the impression that if I can reproduce a
bug in mplayer and ffplay, I should submit it as an FFmpeg bug rather
than mplayer.  Is this not the case?

Nathan A. Stine