[Ffmpeg-devel] VP3/Theora Perfection

Diego Biurrun diego
Tue May 17 00:38:21 CEST 2005


On Mon, May 16, 2005 at 08:44:25PM +0200, Michael Niedermayer wrote:
> 
> On Monday 16 May 2005 19:41, Diego Biurrun wrote:
> > On Mon, May 16, 2005 at 02:09:18PM +0200, Michael Niedermayer wrote:
> > > On Monday 16 May 2005 13:14, Diego Biurrun wrote:
> > > > On Mon, May 16, 2005 at 11:50:05AM +0200, Michael Niedermayer wrote:
> > > > > ive found and fixed another bug in vp3.c (wrong dequant matrixes
> > > > > where used), but its still not artifact free, and this patch doesnt
> > > > > help much either
> > > >
> > > > What samples are you using to test?  Your last commit fixed vp31.avi
> > > > and
> > >
> > > i do use vp31.avi, there are some artefacts visible at the left top of
> > > window frame and also to the right of the window, i suspect they are
> > > caused by loop filter bugs but it could easily be caused by something
> > > else too
> >
> > Strange, I cannot see any artifacts.  In any case, md5sums of the frames
> 
> d01bf7a54e699be50c39029544fd5ed8  /home/michael/videos/vp31.avi
> just to be sure we are talking about the same file

It is the same file.

> the artifacts where bright-dark edges at some 8x8 block edges, probably not 
> visible with postprocessing, very dirty glasses, a broken and blurry monitor 
> or cvs update :)

I have a digital TFT, so I can assure you it's not blurry.

Diego





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