annotate plugins/TonalChangeDetect.h @ 0:3f318eae66a2

* Queen Mary plugin collection for the Vamp plugin API
author Chris Cannam <c.cannam@qmul.ac.uk>
date Wed, 05 Apr 2006 17:34:40 +0000
parents
children 991d0fe8bb27
rev   line source
c@0 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
c@0 2
c@0 3 /*
c@0 4 QM Vamp Plugin Set
c@0 5
c@0 6 Centre for Digital Music, Queen Mary, University of London.
c@0 7 All rights reserved.
c@0 8 */
c@0 9
c@0 10 #ifndef _TONALCHANGEDETECT_
c@0 11 #define _TONALCHANGEDETECT_
c@0 12
c@0 13 #include "dsp/chromagram/Chromagram.h"
c@0 14 #include "dsp/tonal/TonalEstimator.h"
c@0 15 #include "dsp/tonal/TCSgram.h"
c@0 16
c@0 17 #include "vamp-sdk/Plugin.h"
c@0 18
c@0 19 #include <queue>
c@0 20 #include <vector>
c@0 21 #include <valarray>
c@0 22
c@0 23 class TonalChangeDetect : public Vamp::Plugin
c@0 24 {
c@0 25 public:
c@0 26 TonalChangeDetect(float fInputSampleRate);
c@0 27 virtual ~TonalChangeDetect();
c@0 28
c@0 29 bool initialise(size_t channels, size_t stepSize, size_t blockSize);
c@0 30 void reset();
c@0 31
c@0 32 InputDomain getInputDomain() const { return TimeDomain; }
c@0 33
c@0 34 std::string getName() const;
c@0 35 std::string getDescription() const;
c@0 36 std::string getMaker() const;
c@0 37 int getPluginVersion() const;
c@0 38 std::string getCopyright() const;
c@0 39
c@0 40 ParameterList getParameterDescriptors() const;
c@0 41 float getParameter(std::string) const;
c@0 42 void setParameter(std::string, float);
c@0 43
c@0 44
c@0 45 size_t getPreferredStepSize() const;
c@0 46 size_t getPreferredBlockSize() const;
c@0 47
c@0 48 OutputList getOutputDescriptors() const;
c@0 49
c@0 50 FeatureSet process(float **inputBuffers, Vamp::RealTime timestamp);
c@0 51
c@0 52 FeatureSet getRemainingFeatures();
c@0 53
c@0 54 private:
c@0 55 void setupConfig();
c@0 56
c@0 57 ChromaConfig m_config;
c@0 58 Chromagram *m_chromagram;
c@0 59 TonalEstimator m_TonalEstimator;
c@0 60 mutable size_t m_step;
c@0 61 mutable size_t m_block;
c@0 62 size_t m_stepDelay;
c@0 63 std::queue<ChromaVector> m_pending;
c@0 64 ChromaVector m_vaCurrentVector;
c@0 65 TCSGram m_TCSGram;
c@0 66
c@0 67 private:
c@0 68 int m_iSmoothingWidth; // smoothing window size
c@0 69
c@0 70 int m_minMIDIPitch; // chromagram parameters
c@0 71 int m_maxMIDIPitch;
c@0 72 float m_tuningFrequency;
c@0 73
c@0 74 };
c@0 75
c@0 76
c@0 77 #endif // _TONALCHANGEDETECT_