[MPlayer-users] dump dvd audio -> mp3

D Richard Felker III dalias at aerifal.cx
Thu Nov 18 04:40:45 CET 2004


On Wed, Nov 17, 2004 at 03:34:19PM -0400, Giacomo Comes wrote:
> > A more complicated way of doing it would be something like
> > 
> > ==
> > mencoder <options to play the DVD> -oac mp3 -ovc <anything> -o 
> > <filename>.avi
> > ==
> > 
> > and then
> > 
> > ==
> > mplayer -dumpaudio <filename>.avi -dumpfile <filename>.mp3
> > ==
> > 
> > but I'm not nearly so sure that that will produce a usable file, and in
> > any case it will either eat up gobs of disk space (if you use -ovc copy)
> > or take a rather long time (if you use any other -ovc value, requiring
> > MEncoder to transcode the video). It may produce a somewhat
> > higher-quality final product, because I think there's one fewer
> > transcode step for the audio involved, but that's about its only
> > advantage AFAIK.
> 
> The best way to use mencoder is:
> 
> mencoder -ovc frameno -oac mp3lame -lameopts <your mp3 encoding options> -o <filename>.avi
> and then
> mplayer -dumpaudio <filename>.avi -dumpfile <filename>.mp3
> 
> With -ovc frameno no video is dumped/encoded. 
> <filename>.avi just contains the audio stream (mp3).

you can also use -vf scale=2:2 -ovc raw :))
not quite so fast, but usable.

rich




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