Re: vDSP, anyone using it?

FROM : in a great fig-tree growing
DATE : Sun Oct 31 18:39:12 2004

> I'm using it for one thing, a simple means calculating a real-valued
> FFT (I guess technically that would be real->complex


yeah that's what I'm doing or was doing with fftw under os9, real to
complex. I'm using it to make spectral quicktime movies of audio files.

> Apple showed some very nice performance numbers for vDSP and the rest
> of the Accelerate framework at WWDC.


hummmm... faster is good, but the implementation looks a little abstruse
compared to fftw... and I'm writing freeware so 'easy' is better.

> If you are looking for more information on vDSP and how to use it to
> best effect, I might suggest the PerfOptimization-dev list or Sci-vis
> list both hosted at lists.apple.com


thank you for the pointer.

really what I was wondering is if any cocoa people are using it... and the
answer is apparently yes, two or three or so.


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