diff dsp/phasevocoder/PhaseVocoder.h @ 289:befe5aa6b450

* 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)

--- a/dsp/phasevocoder/PhaseVocoder.h	Tue May 12 21:04:25 2009 +0000
+++ b/dsp/phasevocoder/PhaseVocoder.h	Wed May 13 09:19:12 2009 +0000
@@ -11,23 +11,26 @@
 #ifndef PHASEVOCODER_H
 #define PHASEVOCODER_H
 
+class FFTReal;
 
 class PhaseVocoder  
 {
 public:
-    PhaseVocoder();
+    PhaseVocoder( unsigned int size );
     virtual ~PhaseVocoder();
 
-    void process( unsigned int size, double* src, double* mag, double* theta);
+    void process( double* src, double* mag, double* theta);
 
 protected:
     void getPhase(unsigned int size, double *theta, double *real, double *imag);
-    void coreFFT( unsigned int NumSamples, double *RealIn, double* ImagIn, double *RealOut, double *ImagOut);
+//    void coreFFT( unsigned int NumSamples, double *RealIn, double* ImagIn, double *RealOut, double *ImagOut);
     void getMagnitude( unsigned int size, double* mag, double* real, double* imag);
     void FFTShift( unsigned int size, double* src);
 
-    double* imagOut;
-    double* realOut;
+    unsigned int m_n;
+    FFTReal *m_fft;
+    double *m_imagOut;
+    double *m_realOut;
 
 };