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Re: [SIGMusic] Audio Analysis Code
- To: David Stolarsky <stolrsky@xxxxxxxx>
- Subject: Re: [SIGMusic] Audio Analysis Code
- From: Jacob Lee <jelee2@xxxxxxxx>
- Date: Tue, 18 Apr 2006 08:25:29 -0500
- Cc: sigmusic-l@xxxxxxxxxxxx
On Fri, 2006-04-14 at 16:22 -0500, David Stolarsky wrote:
> I need to acquire some code that will get me from an audio file on
> disk (wav/mp3/etc) to a spectrum analysis to be used as input to a
> visualizor. I should be able to swipe this functionality from xmms,
> but I need some guidance. Can anyone help me out?
>
FFTW is the name of the library that much of that sort of software uses
for the numerical half (i.e. Fast-Fourier Transforms). There's also the
audio half... yeah, your best bet might be to look at the source to xmms
or Audacity and see how they do it.
> -David
--
Jacob Lee <jelee2@xxxxxxxx>