[FFmpeg-user] Tagging audio channels

Carl Eugen Hoyos cehoyos at ag.or.at
Fri Jul 13 13:39:45 CEST 2012

Tim Nicholson <nichot20 <at> yahoo.com> writes:

> > Do you have a sample that is tagged "L/R L/R for main 
> > and alternative stereo"?
> > I ask because I suspect this tagging is not supported by any 
> > container supported by FFmpeg.
> Yes. Not uncommon in .mov to have L R L R.

Could you provide a sample?
I just looked in the caf specification and it seems to me 
this is only possible with "channel description" and we do 
not have many samples with a useful description.

Carl Eugen

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