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diff dsp/mfcc/MFCC.h @ 64:6cb2b3cd5356

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* Refactor FFT a little bit so as to separate construction and processing rather than have a single static method -- will make it easier to use a different implementation * pull in KissFFT implementation (not hooked up yet)
author cannam
date Wed, 13 May 2009 09:19:12 +0000
parents 8bb764969d50
children e5907ae6de17
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line diff
--- a/dsp/mfcc/MFCC.h	Tue May 12 21:04:25 2009 +0000
+++ b/dsp/mfcc/MFCC.h	Wed May 13 09:19:12 2009 +0000
@@ -13,6 +13,8 @@
 
 #include "base/Window.h"
 
+class FFTReal;
+
 struct MFCCConfig {
     int FS;
     int fftsize;
@@ -76,11 +78,11 @@
     Window<double> *window;
     
     /* For the FFT */
-    double *imagIn;		// always zero
     double *realOut;
     double *imagOut;
     double *fftMag;
     double *earMag;
+    FFTReal *fft;
 
     /* Set if user want C0 */
     int WANT_C0;