[FFmpeg-devel] [PATCH] avformat/avienc: add muxer option "write_channel_mask"

[Derek Buitenhuis]

On 9/10/2015 1:25 PM, Tobias Rapp wrote:
> My use-case is handling recorded AVI files which have an 
> unknown/empty/unsupported channel layout. Instead of writing the guessed 
> channel layout into the output file, using "-write_channel_mask off" 
> allows to write an empty channel mask instead.

Are such files even valid?

- Derek