[FFmpeg-devel] Problem

[Reimar Döffinger]

On Sat, Mar 27, 2010 at 02:58:29PM -0400, compn wrote:
> On Sat, 27 Mar 2010 23:58:52 +0530, Aryan Singh wrote:
> >      Here will i have to write a program to decode the data and play the
> >movie ?
> >can i be able to do this in C... or do you feel that that option is up to me
> >to do it in any of the languages ?
> 
> yes, it would be best in C. also you would be working in the ffmpeg
> code. hopefully all that needs to be done is to write a demuxer. there
> is some small information about it here:
> http://wiki.multimedia.cx/index.php?title=FFmpeg_demuxer_howto
> 
> but its better to just read some other video game demuxers in
> ffmpeg/libavformat/ source.

Possibly libavformat/txd.c might be a good starting point.

> >And more over i will need to study more about this VP3 format right and so i
> >would like to have the related information and other details. Would you be
> >kind to help me find that... or from where shall i get it...?
> 
> you can read up on vp3 here:
> http://wiki.multimedia.cx/index.php?title=VP3
> http://multimedia.cx/vp3-format.txt
> 
> or in the sourcecode in ffmpeg/libavcodec/vp3.c

There should be no need to know much about VP3, we already have a VP3 decoder
and it's easier to just hope it can handle the data in those files.
Only when we know it doesn't is it a good time to go into that much detail.