[FFmpeg-devel] [PATCH] Only output necessary NAL units in H.264 extradata in SDP
Fri Apr 3 21:36:09 CEST 2009
On Fri, 2009-04-03 at 19:25 +0300, Martin Storsj? wrote:
> As noted by another user a month ago
> the SDP data generated by ffmpeg for H.264 streams doesn't work with
> QuickTime Player. I'm not sure if this is a change in recent versions of
> QuickTime or a regression in ffmpeg, though.
> QuickTime seems to dislike that the sprop-parameter-sets contains the
> version and identification output from x264
Thanks for investigating this.
I am not sure, but I suspect this QT player behaviour might be a bug...
If I remember the RFC correctly, sprop-parameter-sets can contain
additional NALs respect to SPS and PPS... No?
If this is the case, I wold not modify the SDP generator only for making
QT player happy (the extradata can be filtered before invoking
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