[FFmpeg-user] Configure the LAME Encoder

[Alex VD]

> To: ffmpeg-user at ffmpeg.org
> From: cehoyos at ag.or.at
> Date: Wed, 14 Dec 2011 10:13:14 +0000
> Subject: Re: [FFmpeg-user] Configure the LAME Encoder
> 
> Alex VD <alexvd <at> hotmail.fr> writes:
> 
> > > >> I'm trying to encode in mp3 format with the LAME encoder in FFmpeg,
> > > >> but I would like to configure the stereo mode (Stereo, Joint Stereo,
> > > >> etc.).
> > > >
> > > > FFmpeg currently only supports Joint Stereo and Mono when encoding with
> > > > lame. (What else do you need?)
> 
> > Carl, in fact I would like to encode in Stereo, not in Joint Stereo.
> 
> I believe it is not very difficult to (also) support Stereo, but a reason for
> such a patch would be nice;-)
> (From a quick look, it seems all lame experts strongly suggest not to use
> Stereo, but the default Joint Stereo.)
> 
> > You said only Joint Stereo and Mono are supported, but how the
> > choice between this two modes is done? Is it automatically with
> > the number of channels detected?
> 
> (s/detected/requested)
> Correct.
> 
> > (So what happens if we encode 6 channels (5.1) in mp3?)
> 
> lame only supports mono and stereo.
> 
> Carl Eugen
> 
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Thank you very much for your answers Carl.

Alex