linuxgeek: [LINUX_Newbies] Re: Two music-related questions

--- In LINUX_Newbies@yahoogroups.com, Michael Sullivan <msulli1355@...> wrote:
>
> On Wed, 2011-02-09 at 20:37 +0000, m wrote:
> >
> > First, I've noticed that one mp3 I have is substantially lower in
> > volume than all others. Is there a relatively painless way to alter
> > that property so that any player will play it at "normal" volume,
> > relative to all the others at least.
> > Second, and totally unrelated, is there an app to invert a midi, .wav
> > and/or any other sound file to play it backward? I use Ubuntu Studio
> > some, though I haven't gotten the hang of JACK yet, and Magix Music
> > Maker in Win 7.
> > Thanks,
> > Mark
> >
>
> Normalize will make all your mp3s the same volume.
>
> michael@camille ~ $ which normalize
> /usr/bin/normalize
> michael@camille ~ $ equery belongs /usr/bin/normalize
> [ Searching for file(s) /usr/bin/normalize in *... ]
> media-sound/normalize-0.7.7 (/usr/bin/normalize)
> ^CInterrupted by user, aborting.
> michael@camille ~ $ eix media-sound/normalize
> [I] media-sound/normalize
> Available versions: 0.7.7{tbz2} {audiofile mad nls userland_BSD}
> Installed versions: 0.7.7{tbz2}(15:37:37 12/18/09)(audiofile mad
> nls -userland_BSD)
> Homepage: http://normalize.nongnu.org/
> Description: Audio file volume normalizer
>
Thanks, Michael!
Mark