[Libav-user] Unimplemented container channel layout Bug

Carl Eugen Hoyos cehoyos at ag.or.at
Wed Nov 16 10:56:58 CET 2011

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

Carl Eugen

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