cq/CQBase.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

    Permission is hereby granted, free of charge, to any person
    obtaining a copy of this software and associated documentation
    files (the "Software"), to deal in the Software without
    restriction, including without limitation the rights to use, copy,
    modify, merge, publish, distribute, sublicense, and/or sell copies
    of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be
    included in all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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    Except as contained in this notice, the names of the Centre for
    Digital Music; Queen Mary, University of London; and Chris Cannam
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*/

#ifndef CQBASE_H
#define CQBASE_H

#include <vector>
#include <complex>

class CQBase
{
public:
    typedef std::complex<double> Complex;

    typedef std::vector<double> RealSequence;

    typedef std::vector<double> RealColumn;

    typedef std::vector<Complex> ComplexSequence;

    typedef std::vector<Complex> ComplexColumn;

    typedef std::vector<RealColumn> RealBlock;

    typedef std::vector<ComplexColumn> ComplexBlock;

    virtual bool isValid() const = 0;
    
    virtual double getSampleRate() const = 0;

    virtual int getBinsPerOctave() const = 0;

    virtual int getOctaves() const = 0; 

    virtual int getTotalBins() const = 0;

    virtual int getColumnHop() const = 0;

    virtual int getLatency() const = 0;

    virtual double getMaxFrequency() const = 0;

    virtual double getMinFrequency() const = 0;

    virtual double getBinFrequency(double bin) const = 0;
};

#endif