Manipulating WAV files

[Kurt Wall]

On Sat, Sep 01, 2007 at 05:15:18PM -0500, David A. Bandel wrote:
> Folks,
> 
> Anyone know of a good, easy-to-use program to manipulate .wav files
> (or ulaw or alaw or gsm -- but I can convert between these easily
> enough)?
> 
> What I need to do:
> normalize sound (volume)
> add or remove silence to/from beginning or end of sound byte (usually
> remove from end)
> speed up or slow down (optional)
> 
> This is for an IVR (interactive voice recording) for Asterisk.

I'd probably go with the sox package (plain vanilla CLI stuff).

Kurt
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