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livetrax/libs/vamp-plugins/TonalChangeDetect.h

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/* -*- 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.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*/
#ifndef _TONALCHANGEDETECT_
#define _TONALCHANGEDETECT_
#include <vamp-sdk/Plugin.h>
#include <dsp/chromagram/Chromagram.h>
#include <dsp/tonal/TonalEstimator.h>
#include <dsp/tonal/TCSgram.h>
#include <queue>
#include <vector>
#include <valarray>
class TonalChangeDetect : public Vamp::Plugin
{
public:
TonalChangeDetect(float fInputSampleRate);
virtual ~TonalChangeDetect();
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();
private:
void setupConfig();
ChromaConfig m_config;
Chromagram *m_chromagram;
TonalEstimator m_TonalEstimator;
mutable size_t m_step;
mutable size_t m_block;
size_t m_stepDelay;
std::queue<ChromaVector> m_pending;
ChromaVector m_vaCurrentVector;
TCSGram m_TCSGram;
int m_iSmoothingWidth; // smoothing window size
int m_minMIDIPitch; // chromagram parameters
int m_maxMIDIPitch;
float m_tuningFrequency;
Vamp::RealTime m_origin;
bool m_haveOrigin;
};
#endif // _TONALCHANGEDETECT_