[MPlayer-users] extract audio

[Guldo K]

The Wanderer writes:
 > The first method should produce an MP3 of the exact same quality as is
 > used in the AVI itself; if it doesn't, then either you're doing
 > something wrong or there's a bug in MPlayer. Many video files use
 > low-quality MP3 to compress their audio; there is no way to get a better
 > quality than what was used with the video itself.
 > 
 > Using the second method *cannot* produce a higher-quality audio file
 > than the first one does. It can produce a file with a higher bitrate,
 > but all of the extra bits are being wasted on compressing noise and
 > artifacts; there is no improvement whatsoever, and there can be a
 > considerable decrease in quality.
 > 
 > No, -lameopts can't be used (unless I'm missing a lot); that's for
 > MEncoder only, and carries the same audio-quality problems as the second
 > method I described. Really, if you can get a playable audio file out of
 > -dumpaudio at all, then that should be by far the best method of getting
 > audio out of the file using MPlayer.

Thank you very much for the useful explanation.
Maybe the source avi had a "bad" audio itself.
I'd try with some other input.

Thanks a lot!

*Guldo*