Cepstral Pitch Tracker

    float m_fmax;

    int m_histlen;

    int m_vflen;

    int m_binFrom;

    int m_binTo;

    Hypothesis *m_accepted;

    double **m_history;

    int m_prevpeak;

    double m_prevprop;

    double calculatePeakProportion(const double *data, double abstot, int n);

    bool acceptPeak(int n, double peakProportion);

    void filter(const double *in, double *out);