[PlanetCCRMA] Changing playspeed of a song to adjust pitch

[kelly]

sox

Jose Alburquerque wrote:
> Hi all.  Thanks PlanetCCRMA for all your tools for sound processing on 
> Linux.  Great job!  I have a simple question which I hope any of you out 
> there might be able to answer:  I have some audio files which sound a 
> little higher in pitch than what I would like.  It seems that they are 
> playing at a faster rate than normal, kind of like playing a tape a 
> little faster than normal in a tape-recorder (Unfortunately they were 
> recorded that way).  I'd like to "slow down" their playspeed so that the 
> pitch gets back to normal.
> 
> I'm able to use a tool which most of you might be familiar with called 
> "alsaplayer" to play the songs and slow down their play speed to a 
> normal pitch (have any of you tried this?).  The problem is that I need 
> to "save" the slowed down version.  Can anyone suggest a program that 
> might be able to "change" the speed of a song thus adjusting its pitch?  
> I'd really appreciate it!  Thanks so much.
> 
> Sincerely
> Jose Alburquerque
> 
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