--- /dev/null
+
+# Location of Vamp SDK
+#
+VAMPDIR = ../vamp-plugin-sdk
+VAMPLIBDIR = $(VAMPDIR)/vamp-sdk
+
+# Location of our plugins
+#
+PLUGINDIR = plugins
+
+# Compile flags
+#
+CXXFLAGS := $(CXXFLAGS) -g -Wall -I$(VAMPDIR) -I.
+
+# Libraries required for the plugins. Note that we can (and actively
+# want to) statically link libstdc++, because our plugin exposes only
+# a C API so there are no boundary compatibility problems.
+#
+PLUGIN_LIBS = -L$(VAMPLIBDIR) -lvamp-sdk -laubio
+#PLUGIN_LIBS = -L$(VAMPLIBDIR) -lvamp-sdk /usr/lib/libaubio.a /usr/lib/libfftw3f.a
+#PLUGIN_LIBS = -L$(VAMPLIBDIR) -lvamp-sdk $(shell g++ -print-file-name=libstdc++.a)
+
+# Flags required to tell the compiler to make a dynamically loadable object
+#
+PLUGIN_LDFLAGS = -shared -Wl,-Bsymbolic -static-libgcc
+
+# File extension for a dynamically loadable object
+#
+PLUGIN_EXT = .so
+
+## For OS/X with g++:
+#PLUGIN_LDFLAGS = -dynamiclib
+#PLUGIN_EXT = .dylib
+
+
+### End of user-serviceable parts
+
+PLUGIN_OBJECTS = libmain.o $(patsubst %.cpp,%.o,$(wildcard $(PLUGINDIR)/*.cpp))
+PLUGIN_HEADERS = $(patsubst %.cpp,%.h,$(wildcard $(PLUGINDIR)/*.cpp))
+PLUGIN_TARGET = vamp-aubio$(PLUGIN_EXT)
+
+all: $(PLUGIN_TARGET)
+
+$(PLUGIN_TARGET): $(PLUGIN_OBJECTS) $(PLUGIN_HEADERS)
+ $(CXX) $(LDFLAGS) $(PLUGIN_LDFLAGS) -o $@ $(PLUGIN_OBJECTS) $(PLUGIN_LIBS)
+
+clean:
+ rm -f $(PLUGIN_OBJECTS)
+
+distclean: clean
+ rm -f $(PLUGIN_TARGET) *~ */*~
+
+
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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.
+
+*/
+
+#include <vamp/vamp.h>
+#include <vamp-sdk/PluginAdapter.h>
+
+#include "plugins/Onset.h"
+#include "plugins/Pitch.h"
+#include "plugins/Notes.h"
+
+static Vamp::PluginAdapter<Onset> onsetAdapter;
+static Vamp::PluginAdapter<Pitch> pitchAdapter;
+static Vamp::PluginAdapter<Notes> notesAdapter;
+
+const VampPluginDescriptor *vampGetPluginDescriptor(unsigned int index)
+{
+ switch (index) {
+ case 0: return onsetAdapter.getDescriptor();
+ case 1: return pitchAdapter.getDescriptor();
+ case 2: return notesAdapter.getDescriptor();
+ default: return 0;
+ }
+}
+
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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.
+
+*/
+
+#include "Notes.h"
+
+using std::string;
+using std::vector;
+using std::cerr;
+using std::endl;
+
+Notes::Notes(float inputSampleRate) :
+ Plugin(inputSampleRate),
+ m_ibuf(0),
+ m_fftgrain(0),
+ m_onset(0),
+ m_pv(0),
+ m_peakpick(0),
+ m_onsetdet(0),
+ m_onsettype(aubio_onset_mkl),
+ m_pitchdet(0),
+ m_pitchtype(aubio_pitch_fcomb),
+ m_pitchmode(aubio_pitchm_freq),
+ m_threshold(0.3),
+ m_silence(-90),
+ m_median(6)
+{
+}
+
+Notes::~Notes()
+{
+ if (m_onsetdet) aubio_onsetdetection_free(m_onsetdet);
+ if (m_pitchdet) del_aubio_pitchdetection(m_pitchdet);
+ if (m_ibuf) del_fvec(m_ibuf);
+ if (m_onset) del_fvec(m_onset);
+ if (m_fftgrain) del_cvec(m_fftgrain);
+ if (m_pv) del_aubio_pvoc(m_pv);
+ if (m_peakpick) del_aubio_peakpicker(m_peakpick);
+}
+
+string
+Notes::getName() const
+{
+ return "aubionotes";
+}
+
+string
+Notes::getDescription() const
+{
+ return "Aubio Note Tracker";
+}
+
+string
+Notes::getMaker() const
+{
+ return "Paul Brossier (plugin by Chris Cannam)";
+}
+
+int
+Notes::getPluginVersion() const
+{
+ return 1;
+}
+
+string
+Notes::getCopyright() const
+{
+ return "GPL";
+}
+
+bool
+Notes::initialise(size_t channels, size_t stepSize, size_t blockSize)
+{
+ m_channelCount = channels;
+ m_stepSize = stepSize;
+ m_blockSize = blockSize;
+
+ size_t processingBlockSize;
+ if (m_onsettype == aubio_onset_energy ||
+ m_onsettype == aubio_onset_hfc) {
+ processingBlockSize = stepSize * 2;
+ } else {
+ processingBlockSize = stepSize * 4;
+ }
+
+ m_ibuf = new_fvec(stepSize, channels);
+ m_onset = new_fvec(1, channels);
+ m_fftgrain = new_cvec(processingBlockSize, channels);
+ m_pv = new_aubio_pvoc(processingBlockSize, stepSize, channels);
+ m_peakpick = new_aubio_peakpicker(m_threshold);
+
+ m_onsetdet = new_aubio_onsetdetection(m_onsettype, processingBlockSize, channels);
+
+ m_pitchdet = new_aubio_pitchdetection(processingBlockSize * 4,
+ stepSize,
+ channels,
+ lrintf(m_inputSampleRate),
+ m_pitchtype,
+ m_pitchmode);
+
+ m_count = 0;
+ m_currentOnset = Vamp::RealTime::zeroTime;
+ m_haveCurrent = false;
+
+ return true;
+}
+
+void
+Notes::reset()
+{
+}
+
+size_t
+Notes::getPreferredStepSize() const
+{
+ if (m_onsettype == aubio_onset_energy ||
+ m_onsettype == aubio_onset_hfc) {
+ return 512;
+ } else {
+ return 128;
+ }
+}
+
+size_t
+Notes::getPreferredBlockSize() const
+{
+ return getPreferredStepSize();
+}
+
+Notes::ParameterList
+Notes::getParameterDescriptors() const
+{
+ ParameterList list;
+
+ ParameterDescriptor desc;
+ desc.name = "onsettype";
+ desc.description = "Onset Detection Function Type";
+ desc.minValue = 0;
+ desc.maxValue = 6;
+ desc.defaultValue = (int)aubio_onset_mkl;
+ desc.isQuantized = true;
+ desc.quantizeStep = 1;
+ desc.valueNames.push_back("Energy Based");
+ desc.valueNames.push_back("Spectral Difference");
+ desc.valueNames.push_back("High-Frequency Content");
+ desc.valueNames.push_back("Complex Domain");
+ desc.valueNames.push_back("Phase Deviation");
+ desc.valueNames.push_back("Kullback-Liebler");
+ desc.valueNames.push_back("Modified Kullback-Liebler");
+ list.push_back(desc);
+
+ desc = ParameterDescriptor();
+ desc.name = "pitchtype";
+ desc.description = "Pitch Detection Function Type";
+ desc.minValue = 0;
+ desc.maxValue = 4;
+ desc.defaultValue = (int)aubio_pitch_fcomb;
+ desc.isQuantized = true;
+ desc.quantizeStep = 1;
+ desc.valueNames.push_back("YIN Frequency Estimator");
+ desc.valueNames.push_back("Spectral Comb");
+ desc.valueNames.push_back("Schmitt");
+ desc.valueNames.push_back("Fast Harmonic Comb");
+ desc.valueNames.push_back("YIN with FFT");
+ list.push_back(desc);
+
+ desc = ParameterDescriptor();
+ desc.name = "peakpickthreshold";
+ desc.description = "Peak Picker Threshold";
+ desc.minValue = 0;
+ desc.maxValue = 1;
+ desc.defaultValue = 0.3;
+ desc.isQuantized = false;
+ list.push_back(desc);
+
+ desc = ParameterDescriptor();
+ desc.name = "silencethreshold";
+ desc.description = "Silence Threshold";
+ desc.minValue = -120;
+ desc.maxValue = 0;
+ desc.defaultValue = -90;
+ desc.unit = "dB";
+ desc.isQuantized = false;
+ list.push_back(desc);
+
+ return list;
+}
+
+float
+Notes::getParameter(std::string param) const
+{
+ if (param == "onsettype") {
+ return m_onsettype;
+ } else if (param == "pitchtype") {
+ return m_pitchtype;
+ } else if (param == "peakpickthreshold") {
+ return m_threshold;
+ } else if (param == "silencethreshold") {
+ return m_silence;
+ } else {
+ return 0.0;
+ }
+}
+
+void
+Notes::setParameter(std::string param, float value)
+{
+ if (param == "onsettype") {
+ switch (lrintf(value)) {
+ case 0: m_onsettype = aubio_onset_energy; break;
+ case 1: m_onsettype = aubio_onset_specdiff; break;
+ case 2: m_onsettype = aubio_onset_hfc; break;
+ case 3: m_onsettype = aubio_onset_complex; break;
+ case 4: m_onsettype = aubio_onset_phase; break;
+ case 5: m_onsettype = aubio_onset_kl; break;
+ case 6: m_onsettype = aubio_onset_mkl; break;
+ }
+ } else if (param == "pitchtype") {
+ switch (lrintf(value)) {
+ case 0: m_pitchtype = aubio_pitch_yin; break;
+ case 1: m_pitchtype = aubio_pitch_mcomb; break;
+ case 2: m_pitchtype = aubio_pitch_schmitt; break;
+ case 3: m_pitchtype = aubio_pitch_fcomb; break;
+ case 4: m_pitchtype = aubio_pitch_yinfft; break;
+ }
+ } else if (param == "peakpickthreshold") {
+ m_threshold = value;
+ } else if (param == "silencethreshold") {
+ m_silence = value;
+ }
+}
+
+Notes::OutputList
+Notes::getOutputDescriptors() const
+{
+ OutputList list;
+
+ OutputDescriptor d;
+ d.name = "notes";
+ d.unit = "Hz";
+ d.description = "Notes";
+ d.hasFixedBinCount = true;
+ d.binCount = 2;
+ d.binNames.push_back("Frequency");
+ d.binNames.push_back("Duration");
+ d.binNames.push_back("Velocity");
+ d.hasKnownExtents = false;
+ d.isQuantized = false;
+ d.sampleType = OutputDescriptor::VariableSampleRate;
+ d.sampleRate = 0;
+ list.push_back(d);
+
+ return list;
+}
+
+Notes::FeatureSet
+Notes::process(float **inputBuffers, Vamp::RealTime timestamp)
+{
+ for (size_t i = 0; i < m_stepSize; ++i) {
+ for (size_t j = 0; j < m_channelCount; ++j) {
+ fvec_write_sample(m_ibuf, inputBuffers[j][i], j, i);
+ }
+ }
+
+ aubio_pvoc_do(m_pv, m_ibuf, m_fftgrain);
+ aubio_onsetdetection(m_onsetdet, m_fftgrain, m_onset);
+
+ bool isonset = aubio_peakpick_pimrt(m_onset, m_peakpick);
+
+ float frequency = aubio_pitchdetection(m_pitchdet, m_ibuf);
+
+ m_notebuf.push_back(frequency);
+ if (m_notebuf.size() > m_median) m_notebuf.pop_front();
+
+ float level = aubio_level_detection(m_ibuf, m_silence);
+
+ FeatureSet returnFeatures;
+
+ if (isonset) {
+ if (level == 1.) {
+ isonset = false;
+ m_count = 0;
+ if (m_haveCurrent) pushNote(returnFeatures, timestamp);
+ } else {
+ m_count = 1;
+ }
+ } else {
+ if (m_count > 0) ++m_count;
+ if (m_count == m_median) {
+ if (m_haveCurrent) pushNote(returnFeatures, timestamp);
+ m_currentOnset = timestamp;
+ m_currentLevel = level;
+ m_haveCurrent = true;
+ }
+ }
+
+ m_lastTimeStamp = timestamp;
+ return returnFeatures;
+}
+
+Notes::FeatureSet
+Notes::getRemainingFeatures()
+{
+ FeatureSet returnFeatures;
+ if (m_haveCurrent) pushNote(returnFeatures, m_lastTimeStamp);
+ return returnFeatures;
+}
+
+void
+Notes::pushNote(FeatureSet &fs, const Vamp::RealTime &offTime)
+{
+ std::deque<float> toSort = m_notebuf;
+ std::sort(toSort.begin(), toSort.end());
+ float median = toSort[toSort.size()/2];
+ if (median < 45.0) return;
+
+ Feature feature;
+ feature.hasTimestamp = true;
+ feature.timestamp = m_currentOnset;
+ feature.values.push_back(median);
+// feature.values.push_back(FLOOR(aubio_freqtomidi(median) + 0.5));
+ feature.values.push_back
+ (Vamp::RealTime::realTime2Frame(offTime, lrintf(m_inputSampleRate)) -
+ Vamp::RealTime::realTime2Frame(m_currentOnset, lrintf(m_inputSampleRate)));
+ feature.values.push_back(m_currentLevel);
+ fs[0].push_back(feature);
+}
+
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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 _NOTES_PLUGIN_H_
+#define _NOTES_PLUGIN_H_
+
+#include <vamp-sdk/Plugin.h>
+#include <aubio/aubio.h>
+
+#include <deque>
+
+class Notes : public Vamp::Plugin
+{
+public:
+ Notes(float inputSampleRate);
+ virtual ~Notes();
+
+ bool initialise(size_t channels, size_t stepSize, size_t blockSize);
+ void reset();
+
+ InputDomain getInputDomain() const { return TimeDomain; }
+
+ 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(float **inputBuffers, Vamp::RealTime timestamp);
+
+ FeatureSet getRemainingFeatures();
+
+protected:
+ fvec_t *m_ibuf;
+ cvec_t *m_fftgrain;
+ fvec_t *m_onset;
+ aubio_pvoc_t *m_pv;
+ aubio_pickpeak_t *m_peakpick;
+ aubio_onsetdetection_t *m_onsetdet;
+ aubio_onsetdetection_type m_onsettype;
+ aubio_pitchdetection_t *m_pitchdet;
+ aubio_pitchdetection_type m_pitchtype;
+ aubio_pitchdetection_mode m_pitchmode;
+ float m_threshold;
+ float m_silence;
+ size_t m_median;
+ size_t m_stepSize;
+ size_t m_blockSize;
+ size_t m_channelCount;
+ std::deque<float> m_notebuf;
+ size_t m_count;
+ Vamp::RealTime m_currentOnset;
+ Vamp::RealTime m_lastTimeStamp;
+ float m_currentLevel;
+ bool m_haveCurrent;
+
+ void pushNote(FeatureSet &, const Vamp::RealTime &);
+};
+
+
+#endif
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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.
+
+*/
+
+#include "Onset.h"
+
+using std::string;
+using std::vector;
+using std::cerr;
+using std::endl;
+
+Onset::Onset(float inputSampleRate) :
+ Plugin(inputSampleRate),
+ m_ibuf(0),
+ m_fftgrain(0),
+ m_onset(0),
+ m_pv(0),
+ m_peakpick(0),
+ m_onsetdet(0),
+ m_onsettype(aubio_onset_mkl),
+ m_threshold(0.3),
+ m_silence(-90)
+{
+}
+
+Onset::~Onset()
+{
+ if (m_onsetdet) aubio_onsetdetection_free(m_onsetdet);
+ if (m_ibuf) del_fvec(m_ibuf);
+ if (m_onset) del_fvec(m_onset);
+ if (m_fftgrain) del_cvec(m_fftgrain);
+ if (m_pv) del_aubio_pvoc(m_pv);
+ if (m_peakpick) del_aubio_peakpicker(m_peakpick);
+}
+
+string
+Onset::getName() const
+{
+ return "aubioonset";
+}
+
+string
+Onset::getDescription() const
+{
+ return "Aubio Onset Detector";
+}
+
+string
+Onset::getMaker() const
+{
+ return "Paul Brossier (plugin by Chris Cannam)";
+}
+
+int
+Onset::getPluginVersion() const
+{
+ return 1;
+}
+
+string
+Onset::getCopyright() const
+{
+ return "GPL";
+}
+
+bool
+Onset::initialise(size_t channels, size_t stepSize, size_t blockSize)
+{
+ m_channelCount = channels;
+ m_stepSize = stepSize;
+ m_blockSize = blockSize;
+
+ size_t processingBlockSize;
+ if (m_onsettype == aubio_onset_energy ||
+ m_onsettype == aubio_onset_hfc) {
+ processingBlockSize = stepSize * 2;
+ } else {
+ processingBlockSize = stepSize * 4;
+ }
+
+ m_ibuf = new_fvec(stepSize, channels);
+ m_onset = new_fvec(1, channels);
+ m_fftgrain = new_cvec(processingBlockSize, channels);
+ m_pv = new_aubio_pvoc(processingBlockSize, stepSize, channels);
+ m_peakpick = new_aubio_peakpicker(m_threshold);
+
+ m_onsetdet = new_aubio_onsetdetection(m_onsettype, processingBlockSize, channels);
+
+ return true;
+}
+
+void
+Onset::reset()
+{
+}
+
+size_t
+Onset::getPreferredStepSize() const
+{
+ if (m_onsettype == aubio_onset_energy ||
+ m_onsettype == aubio_onset_hfc) {
+ return 512;
+ } else {
+ return 128;
+ }
+}
+
+size_t
+Onset::getPreferredBlockSize() const
+{
+ return getPreferredStepSize();
+}
+
+Onset::ParameterList
+Onset::getParameterDescriptors() const
+{
+ ParameterList list;
+
+ ParameterDescriptor desc;
+ desc.name = "onsettype";
+ desc.description = "Onset Detection Function Type";
+ desc.minValue = 0;
+ desc.maxValue = 6;
+ desc.defaultValue = (int)aubio_onset_mkl;
+ desc.isQuantized = true;
+ desc.quantizeStep = 1;
+ desc.valueNames.push_back("Energy Based");
+ desc.valueNames.push_back("Spectral Difference");
+ desc.valueNames.push_back("High-Frequency Content");
+ desc.valueNames.push_back("Complex Domain");
+ desc.valueNames.push_back("Phase Deviation");
+ desc.valueNames.push_back("Kullback-Liebler");
+ desc.valueNames.push_back("Modified Kullback-Liebler");
+ list.push_back(desc);
+
+ desc = ParameterDescriptor();
+ desc.name = "peakpickthreshold";
+ desc.description = "Peak Picker Threshold";
+ desc.minValue = 0;
+ desc.maxValue = 1;
+ desc.defaultValue = 0.3;
+ desc.isQuantized = false;
+ list.push_back(desc);
+
+ desc = ParameterDescriptor();
+ desc.name = "silencethreshold";
+ desc.description = "Silence Threshold";
+ desc.minValue = -120;
+ desc.maxValue = 0;
+ desc.defaultValue = -90;
+ desc.unit = "dB";
+ desc.isQuantized = false;
+ list.push_back(desc);
+
+ return list;
+}
+
+float
+Onset::getParameter(std::string param) const
+{
+ if (param == "onsettype") {
+ return m_onsettype;
+ } else if (param == "peakpickthreshold") {
+ return m_threshold;
+ } else if (param == "silencethreshold") {
+ return m_silence;
+ } else {
+ return 0.0;
+ }
+}
+
+void
+Onset::setParameter(std::string param, float value)
+{
+ if (param == "onsettype") {
+ switch (lrintf(value)) {
+ case 0: m_onsettype = aubio_onset_energy; break;
+ case 1: m_onsettype = aubio_onset_specdiff; break;
+ case 2: m_onsettype = aubio_onset_hfc; break;
+ case 3: m_onsettype = aubio_onset_complex; break;
+ case 4: m_onsettype = aubio_onset_phase; break;
+ case 5: m_onsettype = aubio_onset_kl; break;
+ case 6: m_onsettype = aubio_onset_mkl; break;
+ }
+ } else if (param == "peakpickthreshold") {
+ m_threshold = value;
+ } else if (param == "silencethreshold") {
+ m_silence = value;
+ }
+}
+
+Onset::OutputList
+Onset::getOutputDescriptors() const
+{
+ OutputList list;
+
+ OutputDescriptor d;
+ d.name = "onsets";
+ d.unit = "";
+ d.description = "Onsets";
+ d.hasFixedBinCount = true;
+ d.binCount = 0;
+ d.sampleType = OutputDescriptor::OneSamplePerStep;
+ list.push_back(d);
+
+ return list;
+}
+
+Onset::FeatureSet
+Onset::process(float **inputBuffers, Vamp::RealTime /* timestamp */)
+{
+ for (size_t i = 0; i < m_stepSize; ++i) {
+ for (size_t j = 0; j < m_channelCount; ++j) {
+ fvec_write_sample(m_ibuf, inputBuffers[j][i], j, i);
+ }
+ }
+
+ aubio_pvoc_do(m_pv, m_ibuf, m_fftgrain);
+ aubio_onsetdetection(m_onsetdet, m_fftgrain, m_onset);
+
+ bool isonset = aubio_peakpick_pimrt(m_onset, m_peakpick);
+
+ if (isonset) {
+ if (aubio_silence_detection(m_ibuf, m_silence)) {
+ isonset = false;
+ }
+ }
+
+ FeatureSet returnFeatures;
+
+ if (isonset) {
+ returnFeatures[0].push_back(Feature());
+ }
+
+ return returnFeatures;
+}
+
+Onset::FeatureSet
+Onset::getRemainingFeatures()
+{
+ return FeatureSet();
+}
+
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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 _ONSET_PLUGIN_H_
+#define _ONSET_PLUGIN_H_
+
+#include <vamp-sdk/Plugin.h>
+#include <aubio/aubio.h>
+
+class Onset : public Vamp::Plugin
+{
+public:
+ Onset(float inputSampleRate);
+ virtual ~Onset();
+
+ bool initialise(size_t channels, size_t stepSize, size_t blockSize);
+ void reset();
+
+ InputDomain getInputDomain() const { return TimeDomain; }
+
+ 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(float **inputBuffers, Vamp::RealTime timestamp);
+
+ FeatureSet getRemainingFeatures();
+
+protected:
+ fvec_t *m_ibuf;
+ cvec_t *m_fftgrain;
+ fvec_t *m_onset;
+ aubio_pvoc_t *m_pv;
+ aubio_pickpeak_t *m_peakpick;
+ aubio_onsetdetection_t *m_onsetdet;
+ aubio_onsetdetection_type m_onsettype;
+ float m_threshold;
+ float m_silence;
+ size_t m_stepSize;
+ size_t m_blockSize;
+ size_t m_channelCount;
+};
+
+
+#endif
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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.
+
+*/
+
+#include "Pitch.h"
+
+using std::string;
+using std::vector;
+using std::cerr;
+using std::endl;
+
+Pitch::Pitch(float inputSampleRate) :
+ Plugin(inputSampleRate),
+ m_ibuf(0),
+ m_pitchdet(0),
+ m_pitchtype(aubio_pitch_fcomb),
+ m_pitchmode(aubio_pitchm_freq)
+{
+}
+
+Pitch::~Pitch()
+{
+ if (m_pitchdet) del_aubio_pitchdetection(m_pitchdet);
+ if (m_ibuf) del_fvec(m_ibuf);
+}
+
+string
+Pitch::getName() const
+{
+ return "aubiopitch";
+}
+
+string
+Pitch::getDescription() const
+{
+ return "Aubio Pitch Detector";
+}
+
+string
+Pitch::getMaker() const
+{
+ return "Paul Brossier (plugin by Chris Cannam)";
+}
+
+int
+Pitch::getPluginVersion() const
+{
+ return 1;
+}
+
+string
+Pitch::getCopyright() const
+{
+ return "GPL";
+}
+
+bool
+Pitch::initialise(size_t channels, size_t stepSize, size_t blockSize)
+{
+ m_channelCount = channels;
+ m_stepSize = stepSize;
+ m_blockSize = blockSize;
+
+ m_ibuf = new_fvec(stepSize, channels);
+
+ m_pitchdet = new_aubio_pitchdetection(blockSize * 4,
+ stepSize,
+ channels,
+ lrintf(m_inputSampleRate),
+ m_pitchtype,
+ m_pitchmode);
+
+ return true;
+}
+
+void
+Pitch::reset()
+{
+}
+
+size_t
+Pitch::getPreferredStepSize() const
+{
+ return 512;
+}
+
+size_t
+Pitch::getPreferredBlockSize() const
+{
+ return 1024;
+}
+
+Pitch::ParameterList
+Pitch::getParameterDescriptors() const
+{
+ ParameterList list;
+
+ ParameterDescriptor desc;
+ desc.name = "pitchtype";
+ desc.description = "Pitch Detection Function Type";
+ desc.minValue = 0;
+ desc.maxValue = 4;
+ desc.defaultValue = (int)aubio_pitch_fcomb;
+ desc.isQuantized = true;
+ desc.quantizeStep = 1;
+ desc.valueNames.push_back("YIN Frequency Estimator");
+ desc.valueNames.push_back("Spectral Comb");
+ desc.valueNames.push_back("Schmitt");
+ desc.valueNames.push_back("Fast Harmonic Comb");
+ desc.valueNames.push_back("YIN with FFT");
+ list.push_back(desc);
+
+ return list;
+}
+
+float
+Pitch::getParameter(std::string param) const
+{
+ if (param == "pitchtype") {
+ return m_pitchtype;
+ } else {
+ return 0.0;
+ }
+}
+
+void
+Pitch::setParameter(std::string param, float value)
+{
+ if (param == "pitchtype") {
+ switch (lrintf(value)) {
+ case 0: m_pitchtype = aubio_pitch_yin; break;
+ case 1: m_pitchtype = aubio_pitch_mcomb; break;
+ case 2: m_pitchtype = aubio_pitch_schmitt; break;
+ case 3: m_pitchtype = aubio_pitch_fcomb; break;
+ case 4: m_pitchtype = aubio_pitch_yinfft; break;
+ }
+ }
+}
+
+Pitch::OutputList
+Pitch::getOutputDescriptors() const
+{
+ OutputList list;
+
+ OutputDescriptor d;
+ d.name = "frequency";
+ d.unit = "Hz";
+ d.description = "Frequency";
+ d.hasFixedBinCount = true;
+ d.binCount = 1;
+ d.hasKnownExtents = false;
+ d.isQuantized = false;
+ d.sampleType = OutputDescriptor::OneSamplePerStep;
+ list.push_back(d);
+
+ return list;
+}
+
+Pitch::FeatureSet
+Pitch::process(float **inputBuffers, Vamp::RealTime /* timestamp */)
+{
+ for (size_t i = 0; i < m_stepSize; ++i) {
+ for (size_t j = 0; j < m_channelCount; ++j) {
+ fvec_write_sample(m_ibuf, inputBuffers[j][i], j, i);
+ }
+ }
+
+ float pitch = aubio_pitchdetection(m_pitchdet, m_ibuf);
+
+ Feature feature;
+ feature.hasTimestamp = false;
+ feature.values.push_back(pitch);
+
+ FeatureSet returnFeatures;
+ returnFeatures[0].push_back(feature);
+ return returnFeatures;
+}
+
+Pitch::FeatureSet
+Pitch::getRemainingFeatures()
+{
+ return FeatureSet();
+}
+
--- /dev/null
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Vamp feature extraction plugins using Paul Brossier's Aubio library.
+
+ Centre for Digital Music, Queen Mary, University of London.
+ This file copyright 2006 Chris Cannam.
+
+ 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 _PITCH_PLUGIN_H_
+#define _PITCH_PLUGIN_H_
+
+#include <vamp-sdk/Plugin.h>
+#include <aubio/aubio.h>
+
+class Pitch : public Vamp::Plugin
+{
+public:
+ Pitch(float inputSampleRate);
+ virtual ~Pitch();
+
+ bool initialise(size_t channels, size_t stepSize, size_t blockSize);
+ void reset();
+
+ InputDomain getInputDomain() const { return TimeDomain; }
+
+ 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(float **inputBuffers, Vamp::RealTime timestamp);
+
+ FeatureSet getRemainingFeatures();
+
+protected:
+ fvec_t *m_ibuf;
+ aubio_pitchdetection_t *m_pitchdet;
+ aubio_pitchdetection_type m_pitchtype;
+ aubio_pitchdetection_mode m_pitchmode;
+ size_t m_stepSize;
+ size_t m_blockSize;
+ size_t m_channelCount;
+};
+
+
+#endif