[FFmpeg-devel] [PATCH]Force the right extradata for AVCI50 h264 Intra

Carl Eugen Hoyos cehoyos at ag.or.at
Tue Jul 9 02:22:17 CEST 2013

Kieran Kunhya <kierank <at> obe.tv> writes:

> > Attached patch fixes ticket #2106, remuxing 
> > (as h264) also works fine.
> >
> > Please comment, Carl Eugen
> Probably OK. Does AVIn only refer to 1080 line AVC-Intra?

I don't know / don't remember.

> Or should you also have a check for 720p as well?

I believe other formats work fine, only AVCI50 
needs this hack to force the correct extradata.
(iirc, it has been some time since I wrote this 
But maybe "other formats" are all 1080 lines.

> I have been reverse engineering this format 
> in order to encode it in x264 and it's a total 
> mess...

So do you know the exact meaning of all bytes 
in the ARES atom?
(Specifically, do you know the stream types 
that the 11th byte is referring to?)

Carl Eugen

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