[FFmpeg-devel] [PATCH 1/3 v2] avutil: Add GOP timecode frame side data

Michael Niedermayer michael at niedermayer.cc
Mon Feb 1 20:03:16 CET 2016


On Mon, Feb 01, 2016 at 01:39:41PM +0000, Derek Buitenhuis wrote:
> On 1/31/2016 8:29 PM, Michael Niedermayer wrote:
> > the spec says this:
> > "The time code refers to the  first  picture  after  the  group  of
> > pictures header that has a temporal_reference of zero."
> 
> I *think* this is the frame I attach the side data too, but I'm
> not a master of the mpeg*.c files.
> 
> I will update the comment, but please let me know if this is incorrect.

i too think its ok (not counting damaged / lost frames)
one also could check the temporal_reference value and attach to the
frame that has a zero there

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Asymptotically faster algorithms should always be preferred if you have
asymptotical amounts of data
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