[SciPy-User] [ANN] pyfftw-0.2 released
David Cournapeau
david at silveregg.co.jp
Mon Feb 15 05:46:55 EST 2010
Sebastian Haase wrote:
>
> Has this changed from FFTW2 to FFTW3 ?
> It would really limit the use of plans, and make overall FFTs much
> slower. In my specific case I very often have 512x512 single-precision
> real arrays (images), that I would do ffts over and over again. But
> the pointers would change ....
You can, but you need to use the advanced plan API, or use the recently
added new-array execute function:
http://www.fftw.org/fftw3_doc/New_002darray-Execute-Functions.html#New_002darray-Execute-Functions
cheers,
David
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