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25509: Re: [MUD-Dev] Free FFT
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From: Bruce Mitchener <bruce@cubik.org>
Newsgroups: nu.kanga.list.mud-dev
Date: Fri, 06 Dec 2002 13:57:59 -0700
References: [1] [2] [3] [4] [5] <-newest
Organization: Kanga.Nu
Christopher Kohnert wrote:
> Seems a lot of people are pretty knowledgeable about this voice
> trickery. I'm interested in doing some research with voice, but
> need to either implement my own FFT or find a freely available
> package tailored to voice analysis. (The 'front end' of a speech
> recognition perhaps.) My question is: do any of you know of such a
> package? I'm not really interested in doing speech recognition,
> but I am interested in FFT'ing a voice to reduce the amount of
> data analysis required.
There's always the Fastest Fourier Transform in the West:
http://www.fftw.org/
It is available 'freely' under the terms of the GPL, but can be
commercially licensed under more acceptable/suitable/useful terms.
- Bruce
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