Re: [LAD] FFT 1D real

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To: <linux-audio-dev@...>
Date: Monday, March 14, 2011 - 9:21 pm

On Mon, Mar 14, 2011 at 09:50:34PM +0200, Alfs Kurmis wrote:

> What is good/best way to calculate values for visual 10-20 hopping

Use a set of filters to split the signal and then measure
each of the outputs.

> > Use an FFT operating on real data instead of complex.

I just use FFTW3. If you can't do that because you have to
write it yourself, then you have to write it yourself. It's
not so difficult once you understand the theory. And there
must be examples on the web.



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Messages in current thread:
Re: [LAD] FFT 1D real, Alfs Kurmis, (Mon Mar 14, 7:50 pm)
Re: [LAD] FFT 1D real, Fons Adriaensen, (Mon Mar 14, 9:21 pm)