[Ffmpeg-devel] Re: [PATCH] PKT_FLAG_B
Mon Jul 31 17:25:17 CEST 2006
Uoti Urpala wrote:
> If the mov stts atom is supposed to represent dts in the sense "the pts
> of the output frame (if any) that the decoder will output when fed this
> input frame, assuming standard buffering behavior in the decoder" then
> you need to create separate ctts atoms when the decoder will delay the
> stream, even if there are only P frames. You can determine this by
> checking whether pts != dts for any of the frames. If you're currently
> doing this then I think the behavior is most likely correct.
> If it's OK to omit separate ctts atoms as long as pts are monotonous (I
> doubt this is the intended semantics) then you can check directly for
> that condition.
Can you read mov/mp4/3gp specs, please ?
Baptiste COUDURIER GnuPG Key Id: 0x5C1ABAAA
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