[FFmpeg-devel] [PATCH] h264: Return the correct number of bytes for mid strea, extradata.

Michael Niedermayer michaelni at gmx.at
Mon Jan 30 19:25:19 CET 2012

On Mon, Jan 30, 2012 at 11:56:07AM +0100, Nicolas George wrote:
> Le primidi 11 pluviôse, an CCXX, Michael Niedermayer a écrit :
> > yes ive sent a second patch that fixes extradata changes with multiple
> > threads.
> > 
> > are you ok with me applying both, or do you see some better solution?
> I am affraid I still get this:
> Output file #0 does not contain any stream
> same as before. Or maybe I did not try the correct patch: I tried with this
> one and:
> mpeg/h264: update thread context even if it is not initialized.
> Did I miss some?

i get:
frame=  306 fps=123 q=31.0 Lsize=     779kB time=00:00:10.26 bitrate= 621.8kbits/s
video:593kB audio:160kB global headers:0kB muxing overhead 3.491434%

with the 2 patches

> Also, do you know where I can find reference of what this extradata is
> about?

its SPS & PPS, described in the H264 spec, some mpeg4/iso spec should
contain the format and some flv spec might contain some information

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

There seems to be only one solution to NIH syndrom, ... a shooting squad
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