view plugins/BarBeatTrack.h @ 89:f4a2f5aa743c

* Add bar-and-beat-tracker plugin

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    QM Vamp Plugin Set

    Centre for Digital Music, Queen Mary, University of London.
    All rights reserved.
*/

#ifndef _BAR_BEAT_TRACK_PLUGIN_H_
#define _BAR_BEAT_TRACK_PLUGIN_H_

#include <vamp-sdk/Plugin.h>

class BarBeatTrackerData;

class BarBeatTracker : public Vamp::Plugin
{
public:
    BarBeatTracker(float inputSampleRate);
    virtual ~BarBeatTracker();

    bool initialise(size_t channels, size_t stepSize, size_t blockSize);
    void reset();

    InputDomain getInputDomain() const { return TimeDomain; }

    std::string getIdentifier() const;
    std::string getName() const;
    std::string getDescription() const;
    std::string getMaker() const;
    int getPluginVersion() const;
    std::string getCopyright() const;

    ParameterList getParameterDescriptors() const;
    float getParameter(std::string) const;
    void setParameter(std::string, float);

    size_t getPreferredStepSize() const;
    size_t getPreferredBlockSize() const;

    OutputList getOutputDescriptors() const;

    FeatureSet process(const float *const *inputBuffers,
                       Vamp::RealTime timestamp);

    FeatureSet getRemainingFeatures();

protected:
    BarBeatTrackerData *m_d;
    static float m_stepSecs;
    int m_bpb;
    FeatureSet barBeatTrack();
};


#endif