c@225: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
c@225: 
c@225: /*
c@225:     QM DSP Library
c@225: 
c@225:     Centre for Digital Music, Queen Mary, University of London.
c@225:     This file copyright 2005-2006 Christian Landone.
c@225:     All rights reserved.
c@225: */
c@225: 
c@225: #ifndef PHASEVOCODER_H
c@225: #define PHASEVOCODER_H
c@225: 
c@225: 
c@225: class PhaseVocoder  
c@225: {
c@225: public:
c@225:     PhaseVocoder();
c@225:     virtual ~PhaseVocoder();
c@225: 
c@225:     void process( unsigned int size, double* src, double* mag, double* theta);
c@225:     void FFTShift( unsigned int size, double* src);
c@225: 
c@225: protected:
c@225:     void getPhase(unsigned int size, double *theta, double *real, double *imag);
c@225:     void coreFFT( unsigned int NumSamples, double *RealIn, double* ImagIn, double *RealOut, double *ImagOut);
c@225:     void getMagnitude( unsigned int size, double* mag, double* real, double* imag);
c@225: 
c@225:     double* shiftBuffer;
c@225:     double* imagOut;
c@225:     double* realOut;
c@225: 
c@225: };
c@225: 
c@225: #endif