CQParameters.h

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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
/*
    Constant-Q library
    Copyright (c) 2013-2014 Queen Mary, University of London

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*/

#ifndef CQ_PARAMETERS_H
#define CQ_PARAMETERS_H

class CQParameters
{
public:
    enum WindowType {
    SqrtBlackmanHarris,
    SqrtBlackman,
    SqrtHann,
    BlackmanHarris,
    Blackman,
    Hann,
    };

    enum DecimatorType {
        BetterDecimator,
        FasterDecimator
    };
    
    CQParameters(double _sampleRate, 
         double _minFrequency, 
         double _maxFrequency,
         int _binsPerOctave) :
    sampleRate(_sampleRate),
    minFrequency(_minFrequency),
    maxFrequency(_maxFrequency),
    binsPerOctave(_binsPerOctave),
    q(1.0),                     // Q scaling factor
    atomHopFactor(0.25),        // hop size of shortest temporal atom
    threshold(0.0005),          // sparsity threshold for resulting kernel
    window(SqrtBlackmanHarris), // window shape
        decimator(BetterDecimator)  // decimator quality setting
    { }

    double sampleRate;

    double minFrequency;

    double maxFrequency;

    int binsPerOctave;

    double q;

    double atomHopFactor;

    double threshold;

    WindowType window;

    DecimatorType decimator;
};

#endif