[FFmpeg-devel] [PATCH 1/1] Extend and clarify documentation for -ac ffmpeg option.

[Carl Eugen Hoyos]

Stefano Sabatini <stefano.sabatini-lala <at> poste.it> writes:

> -Set the number of audio channels (default = 1).
> +Set the number of audio channels. For input streams it is set by
> +default to 1,

> for output streams it is set by default to the same
> +number of audio channels in input.

Unfortunately, I don't think this is correct:
It defaults for the number of channels in the last audio stream of the input
file iirc.

Carl Eugen