[FFmpeg-devel] [PATCH] Matroska Muxer

[Aurelien Jacobs]

On Thu, 23 Aug 2007 20:50:20 -0400
David Conrad <umovimus at gmail.com> wrote:

> 
> On Aug 20, 2007, at 5:15 PM, Aurelien Jacobs wrote:
> 
> > On Mon, 20 Aug 2007 15:56:12 -0400
> > David Conrad <umovimus at gmail.com> wrote:
> >
> >> On Aug 14, 2007, at 4:42 AM, Luca Barbato wrote:
> >>
> >>> David Conrad wrote:
> >>>
> >>>> Hi,
> >>>>
> >>>> I feel that my GSoC is ready for SVN. It does have a couple of  
> >>>> known
> >>>> limitations:
> >>>>
> >>>
> >>> Does it mux snow?
> >>>
> >>> lu - beware I'll ask about dirac muxing in a few days
> >>
> >> It can, it's currently handled the same way as in AVI. However,
> >> http://haali.cs.msu.ru/mkv/codecs.pdf lists V_SNOW as the native id,
> >> so I think that should be added (patch attached)
> >
> > OTOH mkvmerge muxes snow as V_MS/VFW/FOURCC, not as V_SNOW. And I'm
> > not sure if any matroska muxer supports V_SNOW.
> > Anyway, as V_SNOW seems to be an official tag, I have no objection
> > about this patch. You can commit it if you want.
> 
> Okay, committed. There are a couple of other tags I recently became  
> aware of: Haali's muxer apparently uses V_VC1 and A_EAC3, and  
> Gabest's muxer seems to use V_DIRAC.

If some muxers are using those tags, then they should be supported
in ffmpeg's demuxer. Feel free to add them.

> I don't actually have any files that use these tags however.

You could probably produce some using the above mentioned muxers.

Aurel