[FFmpeg-devel] [PATCH] Only output necessary NAL units in H.264 extradata in SDP
Luca Abeni
lucabe72
Fri Apr 3 21:51:21 CEST 2009
Hi Martin,
On Fri, 2009-04-03 at 21:23 +0300, Martin Storsj? wrote:
[...]
> I found this in RFC 3984:
>
> sprop-parameter-sets:
> This parameter MAY be used to convey
> any sequence and picture parameter set NAL
> units (herein referred to as the initial
> parameter set NAL units) that MUST precede any
> other NAL units in decoding order. The
> parameter MUST NOT be used to indicate codec
> capability in any capability exchange
> procedure.
>
> The way I interpret this, only SPS and PPS are allowed. Am I getting this
> right?
Uhm.. When I originally read the RFC I got the impression that other
NALs are allowed in sprop-parameter-sets. But re-reading this paragraph
now I am not sure about my original interpretation...
I suspect your patch (the variant checking for SPS and PPS types) is
correct... I'll apply it during the weekend.
Thanks,
Luca
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