Mercurial > hg > qm-dsp
diff dsp/transforms/FFT.cpp @ 255:9edaa3ce62e8
* Make MFCC able to accept already-FFT'd input, and simplify API a bit
* Add log power value to MFCC, restore windowing, and avoid some heap allocs
* In HMM, bail out of iteration if loglik hits NaN
| author | Chris Cannam <c.cannam@qmul.ac.uk> |
|---|---|
| date | Fri, 18 Jan 2008 13:24:12 +0000 |
| parents | 49844bc8a895 |
| children | 7fe29d8a7eaf |
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--- a/dsp/transforms/FFT.cpp Wed Jan 16 18:02:31 2008 +0000 +++ b/dsp/transforms/FFT.cpp Fri Jan 18 13:24:12 2008 +0000 @@ -24,7 +24,9 @@ } -void FFT::process(unsigned int p_nSamples, bool p_bInverseTransform, double *p_lpRealIn, double *p_lpImagIn, double *p_lpRealOut, double *p_lpImagOut) +void FFT::process(unsigned int p_nSamples, bool p_bInverseTransform, + const double *p_lpRealIn, const double *p_lpImagIn, + double *p_lpRealOut, double *p_lpImagOut) { if(!p_lpRealIn || !p_lpRealOut || !p_lpImagOut) return;