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: */
c@225: 
c@225: #ifndef FFT_H
c@225: #define FFT_H
c@225: 
c@225: class FFT  
c@225: {
c@225: public:
c@289:     FFT(unsigned int nsamples);
c@289:     ~FFT();
c@225: 
c@289:     void process(bool inverse,
c@289:                  const double *realIn, const double *imagIn,
c@289:                  double *realOut, double *imagOut);
c@289:     
c@289: private:
c@289:     unsigned int m_n;
c@289:     void *m_private;
c@225: };
c@225: 
c@289: class FFTReal
c@289: {
c@289: public:
c@289:     FFTReal(unsigned int nsamples);
c@289:     ~FFTReal();
c@289: 
c@289:     void process(bool inverse,
c@289:                  const double *realIn,
c@289:                  double *realOut, double *imagOut);
c@289: 
c@289: private:
c@289:     unsigned int m_n;
c@289:     void *m_private;
c@289: };    
c@289: 
c@225: #endif