[XviD-devel] Buggy Divx5?

[Christoph Lampert]

On Sat, 2 Nov 2002, Michael Militzer wrote:

> Hi,
> 
> ----- Original Message -----
> From: "Christoph Lampert" <chl@math.uni-bonn.de>
> To: <xvid-devel@xvid.org>
> Sent: Saturday, November 02, 2002 3:10 PM
> Subject: [XviD-devel] Buggy Divx5?
> 
> 
> > Hi,
> >
> > my GMC works now, but I have a problem with the combination
> >
> > quarterpel+inter4v+GMC when decoding with DivX5(divx4linux-20020418)
> >
> > It seems that inter4v blocks are positions incorrectly (just a guess).
> >
> > All other combinations work, and decoding with ffmpeg works, too.
> > Do you know if this is a DivX5-bug?
> 
> yes, it is imho. qpel+inter4v does not work with DivX5 (but perfectly with
> ffmpeg and ms-fdam)

You are right, I forgot to check without GMC. So it's just qpel+inter4v,
I should have noticed earlier. 

Btw. do you know what causes it (what the bug is)? Then we might add a
"workaround" mode. I think compatability to DivX5 (even if that is
buggy) is still important to many users. 

gruel