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Mark Borgerding
2004-02-03 13:14:52 +00:00
parent 26ce35083d
commit b61061d52a
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@ -68,12 +68,12 @@ last bit of performance.
Sometimes simpler is better, even if it's not better.
PERFORMANCE:
(on Athlon XP 2100+, with gcc 2.96, optimization O3, float data type)
(on Athlon XP 2100+, with gcc 2.96, float data type)
Kiss performed 1000 1024-pt cpx ffts in 100 ms of cpu time.
For comparison, it took md5sum 160ms cputime to process the same amount of data
Kiss performed 10000 1024-pt cpx ffts in .63 s of cpu time.
For comparison, it took md5sum twice as long to process the same amount of data.
Transforming 5 minutes of CD quality audio takes about 1 second (nfft=1024).
Transforming 5 minutes of CD quality audio takes less than a second (nfft=1024).
DO NOT:
... use Kiss if you need the Fastest Fourier Transform in the World