[XviD-devel] Re: VHQ

Christoph Lampert chl at math.uni-bonn.de
Mon Feb 17 12:17:26 CET 2003


On Mon, 17 Feb 2003, Felix von Leitner wrote:

> Thus spake Christoph Lampert (chl at math.uni-bonn.de):
> > > The problem I would _really_ like to fix is this B-frames flickering I
> > > hate so much. Stupid bug, it's even difficult to prove it exists. But
> > > it does exist.
> > Can it be reproduced on "artificial" images? Are you sure that it's really
> > a bug and not due to some quantization rounding or something?
> 
> For what it's worth, I get bad visual quality with mplayer when I
> encode something with xvid with b-frames but play it back with ffmpeg.
> qpel, gmc, all help next to nothing.  Playing back with -vc xvid looks
> much better.

What exactly is the difference? Can you make a snapshot of both
(e.g. with -vo jpeg or -vo png ) ?


gruel




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