[FFmpeg-devel] [PATCH] H.264 I-frames with SEI are also key frames

Jason Garrett-Glaser darkshikari
Fri Mar 6 11:26:52 CET 2009

On Fri, Mar 6, 2009 at 2:01 AM, madshi <dear at madshi.net> wrote:
> Jason Garrett-Glaser schrieb:
>>> Recommendation: Default, or 10x whatever your framerate is.
>>> So based on this my new suggestion would be:
>>> (1) If we're at runtime 11 seconds or later and
>>> (2) there was no recovery point SEI found yet and
>>> (3) there was one IDR frame at the start of the stream and
>>> (4) there was no further IDR frame found yet, ...
>>> ... in this situation treat all future I-frames as key frames, until
>>> a recovery point SEI or a new IDR frame is found.
>> This is potentially reasonable logic for the general case, but your
>> justification for that logic--of adapting the decoder based on
>> x264--is a phenomenally stupid idea, IMO.
>> Dark Shikari
> Well, it's easy to criticize suggestions.

I didn't say there was a problem with the suggestion; I said there was
a problem with the justification of that suggestion.

The idea is reasonable IMO.

Dark Shikari

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