[MPlayer-dev-eng] [PATCH] DivX6 support

Loren Merritt lorenm at u.washington.edu
Tue Jun 20 08:06:51 CEST 2006


On Tue, 20 Jun 2006, Jan Knutar wrote:

> On Tuesday 20 June 2006 01:41, Diego Biurrun wrote:
>
>> divx4_vbr.c
>> divx4_vbr.h
>
> Are these actually still used for something?
>
>> DivX 6 support would be interesting to make codec comparisons, but is it
>> faster than libavcodec?  I doubt it...
>
> I think that's the main interest for it. Also, Divx6 supposedly extends
> the bitstream to provide a backwards-compatible in-loop deblocking
> filter. Or atleast, that's what their marketing was saying at one point.
> If it's true, then using divx6 for decoding divx6 streams would probably
> yield better quality than using lavc to decode it. Who knows, though.
>
> Mind, I haven't actually seen any files with divx6, atleast not that I
> know of...

I haven't ready any of their marketting to know whether that's really 
what the claim was, but an in-loop deblocker inherently can't be 
compatible with standards compliant mpeg4v2 decoders.

--Loren Merritt



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