[FFmpeg-devel] [PATCH] asf-format doesn't work as stream for XBox360

Michael Niedermayer michaelni
Sun Oct 14 23:56:55 CEST 2007

On Sun, Oct 14, 2007 at 11:35:38PM +0200, Patric Stout wrote:
> Hi all,
> As I was trying to get ffmpeg to do some on-demand streaming of WMV2 to
> my XBox360, I noticed it was always rejected. When I converted the file
> to a wmv first, and tried to playback that file, it went okay. So it
> made me wonder why that was. After a short search, I found out that my
> XBox doesn't like the fact that in the asf-container it is told the
> filelength is 0 (which, when writing to a file, is later replaced by the
> real number, but of course this can't be done on a stream).
> Now this is done on several places, but only one places my XBox cares
> about. So, I made a small patch that fills in a huge value by default
> (which normally gets overwritten later on by the real value), which
> makes streaming to my XBox via ffmpeg work perfectly. Attached is that
> patch. I hope it is useful for more people. Now I can finally watch
> movies on my XBox via an on-demand stream from my Linux computer.. too
> bad you can't encode HR movies in WMV2 format, but that is an other story ;)

do wmvs which are generated and streamed by the official tools also contain
a -1 in there? 

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Thouse who are best at talking, realize last or never when they are wrong.
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