> -----Original Message----- > From: ffmpeg-user [mailto:[email protected]] On Behalf Of > Moritz Barsnick > Sent: 02 February 2016 11:25 > To: FFmpeg user discussions > Subject: Re: [FFmpeg-user] Always merge audio all streams? > > On Tue, Feb 02, 2016 at 10:29:54 +0300, Francois Visagie wrote: > > > 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)? > > That merges channels of a stream, not streams. > > BTW, see "ffmpeg -layouts" for supported channel layouts. That does > mention "mono". > > > Or '-ac 1'? > > Same here, this forces the merging of channels, not of streams like "amerge" > does. > > That said, I don't think that what Robert desires can be done right now with > standard ffmpeg means.
Sorry for misreading the request, and thanks for setting things straight. > > Moritz > _______________________________________________ > 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
