|RE: [eigen] Ooura FFT backend|
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Ok, I'm interested in using the Ooura FFT with Eigen, so I'll check the kissfft integration to see what needs to be done.
> -----Original Message-----
> From: Alberto Luaces [mailto:alberto.luaces@xxxxxxxxx]
> Sent: den 13 juli 2017 09:19
> To: eigen@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [eigen] Ooura FFT backend
> Robert Bielik writes:
> > Hi,
> > I noticed that the backends available today for Eigen are KISSFFT and
> > FFTW3. However, the Ooura FFT is around twice as fast as KISSFFT (at
> > least acc. to http://www.fftw.org/speed/CoreDuo-3.0GHz-icc64/) It
> > seems that it only supports powerof2 sizes though, so is that why it
> > hasn't been considered ?
> Hi Robert, being Eigen a contribution-based project, my guess would be that
> nobody had the experience or the need for using Ooura FFT yet.