Re: what is the most common FFT

FROM : p3consulting
DATE : Sat Apr 16 22:23:22 2005

http://www.fftw.org/

Le 16 avr., 2005, à 21:52, Robert Martin a écrit :

> Try Google with something obvious like - fft osx bsd - there are many
> FFT open source projects you can download, compile, and use via NSTask
> if you're using Cocoa.
>
>
> On Apr 16, 2005, at 3:25 PM, Christoph Vogelbusch wrote:
>

>> I want to examine sounds in the fourier space. I dcided to use Core
>> Audio for audio handling, but didn't find any fourier transformation.
>> I figured, that there is an DSP Library from Apple, but that is from
>> 2001 and there are a lot of fast 3rd party altifec implementations.
>>
>> I just started with Mac and of course I'm also new to programming
>> under Mac, but so far I figured, that Apple provides the community
>> with very nicly designed framewors and I just wondered we the FFT is.
>>
>> Have I overloocked something?
>> What is the best way to examine a stream in the fourier space, change
>> it an transform it back fro play back?

>
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