[MPlayer-dev-eng] Re: XviD B-Frame CBR and FQ encoding bugfix

Rémi Guyomarch rguyom at pobox.com
Wed Apr 2 19:55:08 CEST 2003


On Wed, Apr 02, 2003 at 01:00:04PM +0200, Martin Drab wrote:
> Hi,
> 
> I'm sending a bugfix for XviD frame encoding. In fact there are two 
> bugfixes, both are related to encoding B-Frames.
> 
> First fixes the choice between CBR and Fixed Quantizer during setting of 
> the parameters for the XviD VBR engine. The condition was totally wrong.
> 
> Second fixes the setting of the quantizer parameter for the XviD VBR
> engine during CBR frame encoding. It has to be set to 0 (and not -1) in 
> order for the XviD VBR engine to fill in the correct calculated value.
> 
> The patch can be applied to both CVS and 0.90 release.

Thanks !

I've included it in an updated XviD driver I will commit in a few
days. I hope dev-api-4 will be usuable shortly, not having B-frames
support in the 2-pass driver is really annoying...

-- 
Rémi



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