[Libav-user] Unimplemented container channel layout Bug
bruce at spearmorgan.com
Wed Nov 16 20:34:12 CET 2011
On Nov 16, 2011, at 1:56 AM, Carl Eugen Hoyos wrote:
> Bruce Wheaton <bruce at ...> writes:
>> Sorry, I can't find anywhere, but do ffplay and ffmpeg configure the audio
>> codec context at all?
>> Obviously, they configure resampling etc., but do they tell the codec context
>> to do anything different depending on layout?
> If you output to alsa, yes.
> The audio encoders - esp (E)AC-3 - have to guess the layout if it is not
OK, thanks. I saw there was some guess layout stuff added, I'll check that out.
FYI - the problem for me was in the AfterEffects generated movie. It seems that AE makes a movie with a full second of video frame packets before it starts putting any audio packets into the file. This was subverting my buffering code, which was working on the opposite assumption.
More information about the Libav-user