> -----Original Message----- > From: ffmpeg-user [mailto:[email protected]] On Behalf Of > Robert Nagy > Sent: 01 February 2016 23:53 > To: FFmpeg user questions and RTFMs > Subject: [FFmpeg-user] Always merge audio all streams? > > Is there a way to always merge all audio streams into a single one? Without > knowing in advance how many there are? > > I've tried to use the amerge filter but it requires the number of audio > streams provided manually...
Have you tried something like '-af aformat=channel_layouts=mono' (guessing, documentation does not mention mono)? Or '-ac 1'? > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
