diff options
author | Doug McLain <doug@nostar.net> | 2008-06-02 05:02:28 +0000 |
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committer | Doug McLain <doug@nostar.net> | 2008-06-02 05:02:28 +0000 |
commit | 9c0d7d72d70082a54f823cd44c0ccda5da64bb6f (patch) | |
tree | 96ec400b83b8c1c06852b1936f684b5fbcd47a79 /libs/vamp-plugins | |
parent | 2f3f697bb8e185eb43c2c50b4eefc2bcb937f269 (diff) |
remove empty sigc++2 directory
git-svn-id: svn://localhost/ardour2/branches/3.0@3432 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/vamp-plugins')
-rw-r--r-- | libs/vamp-plugins/AmplitudeFollower.cpp | 247 | ||||
-rw-r--r-- | libs/vamp-plugins/AmplitudeFollower.h | 84 | ||||
-rw-r--r-- | libs/vamp-plugins/PercussionOnsetDetector.cpp | 285 | ||||
-rw-r--r-- | libs/vamp-plugins/PercussionOnsetDetector.h | 90 | ||||
-rw-r--r-- | libs/vamp-plugins/SConscript | 26 | ||||
-rw-r--r-- | libs/vamp-plugins/SpectralCentroid.cpp | 188 | ||||
-rw-r--r-- | libs/vamp-plugins/SpectralCentroid.h | 78 | ||||
-rw-r--r-- | libs/vamp-plugins/ZeroCrossing.cpp | 194 | ||||
-rw-r--r-- | libs/vamp-plugins/ZeroCrossing.h | 78 | ||||
-rw-r--r-- | libs/vamp-plugins/plugins.cpp | 63 |
10 files changed, 0 insertions, 1333 deletions
diff --git a/libs/vamp-plugins/AmplitudeFollower.cpp b/libs/vamp-plugins/AmplitudeFollower.cpp deleted file mode 100644 index 7023297d33..0000000000 --- a/libs/vamp-plugins/AmplitudeFollower.cpp +++ /dev/null @@ -1,247 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - This file copyright 2006 Dan Stowell. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#include "AmplitudeFollower.h" - -#include <cmath> - -#include <string> -#include <vector> -#include <iostream> - -using std::string; -using std::vector; -using std::cerr; -using std::endl; - -/** - * An implementation of SuperCollider's amplitude-follower algorithm - * as a simple Vamp plugin. - */ - -AmplitudeFollower::AmplitudeFollower(float inputSampleRate) : - Plugin(inputSampleRate), - m_stepSize(0), - m_previn(0.0f), - m_clampcoef(0.01f), - m_relaxcoef(0.01f) -{ -} - -AmplitudeFollower::~AmplitudeFollower() -{ -} - -string -AmplitudeFollower::getIdentifier() const -{ - return "amplitudefollower"; -} - -string -AmplitudeFollower::getName() const -{ - return "Amplitude Follower"; -} - -string -AmplitudeFollower::getDescription() const -{ - return "Track the amplitude of the audio signal"; -} - -string -AmplitudeFollower::getMaker() const -{ - return "Vamp SDK Example Plugins"; -} - -int -AmplitudeFollower::getPluginVersion() const -{ - return 1; -} - -string -AmplitudeFollower::getCopyright() const -{ - return "Code copyright 2006 Dan Stowell; method from SuperCollider. Freely redistributable (BSD license)"; -} - -bool -AmplitudeFollower::initialise(size_t channels, size_t stepSize, size_t blockSize) -{ - if (channels < getMinChannelCount() || - channels > getMaxChannelCount()) return false; - - m_stepSize = std::min(stepSize, blockSize); - - // Translate the coefficients - // from their "convenient" 60dB convergence-time values - // to real coefficients - m_clampcoef = m_clampcoef==0.0 ? 0.0 : exp(log(0.1)/(m_clampcoef * m_inputSampleRate)); - m_relaxcoef = m_relaxcoef==0.0 ? 0.0 : exp(log(0.1)/(m_relaxcoef * m_inputSampleRate)); - - return true; -} - -void -AmplitudeFollower::reset() -{ - m_previn = 0.0f; -} - -AmplitudeFollower::OutputList -AmplitudeFollower::getOutputDescriptors() const -{ - OutputList list; - - OutputDescriptor sca; - sca.identifier = "amplitude"; - sca.name = "Amplitude"; - sca.description = ""; - sca.unit = "V"; - sca.hasFixedBinCount = true; - sca.binCount = 1; - sca.hasKnownExtents = false; - sca.isQuantized = false; - sca.sampleType = OutputDescriptor::OneSamplePerStep; - list.push_back(sca); - - return list; -} - -AmplitudeFollower::ParameterList -AmplitudeFollower::getParameterDescriptors() const -{ - ParameterList list; - - ParameterDescriptor att; - att.identifier = "attack"; - att.name = "Attack time"; - att.description = ""; - att.unit = "s"; - att.minValue = 0.0f; - att.maxValue = 1.f; - att.defaultValue = 0.01f; - att.isQuantized = false; - - list.push_back(att); - - ParameterDescriptor dec; - dec.identifier = "release"; - dec.name = "Release time"; - dec.description = ""; - dec.unit = "s"; - dec.minValue = 0.0f; - dec.maxValue = 1.f; - dec.defaultValue = 0.01f; - dec.isQuantized = false; - - list.push_back(dec); - - return list; -} - -void AmplitudeFollower::setParameter(std::string paramid, float newval) -{ - if (paramid == "attack") { - m_clampcoef = newval; - } else if (paramid == "release") { - m_relaxcoef = newval; - } -} - -float AmplitudeFollower::getParameter(std::string paramid) const -{ - if (paramid == "attack") { - return m_clampcoef; - } else if (paramid == "release") { - return m_relaxcoef; - } - - return 0.0f; -} - -AmplitudeFollower::FeatureSet -AmplitudeFollower::process(const float *const *inputBuffers, - Vamp::RealTime timestamp) -{ - if (m_stepSize == 0) { - cerr << "ERROR: AmplitudeFollower::process: " - << "AmplitudeFollower has not been initialised" - << endl; - return FeatureSet(); - } - - float previn = m_previn; - - FeatureSet returnFeatures; - - float val; - float peak = 0.0f; - - for (size_t i = 0; i < m_stepSize; ++i) { - - val = fabs(inputBuffers[0][i]); - - if (val < previn) { - val = val + (previn - val) * m_relaxcoef; - } else { - val = val + (previn - val) * m_clampcoef; - } - - if (val > peak) peak = val; - previn = val; - } - - m_previn = previn; - - // Now store the "feature" (peak amp) for this sample - Feature feature; - feature.hasTimestamp = false; - feature.values.push_back(peak); - returnFeatures[0].push_back(feature); - - return returnFeatures; -} - -AmplitudeFollower::FeatureSet -AmplitudeFollower::getRemainingFeatures() -{ - return FeatureSet(); -} - diff --git a/libs/vamp-plugins/AmplitudeFollower.h b/libs/vamp-plugins/AmplitudeFollower.h deleted file mode 100644 index 6c3426e324..0000000000 --- a/libs/vamp-plugins/AmplitudeFollower.h +++ /dev/null @@ -1,84 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - This file copyright 2006 Dan Stowell. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#ifndef _AMPLITUDE_FOLLOWER_PLUGIN_H_ -#define _AMPLITUDE_FOLLOWER_PLUGIN_H_ - -#include "vamp-sdk/Plugin.h" - -/** - * Example plugin implementing the SuperCollider amplitude follower - * function. - */ - -class AmplitudeFollower : public Vamp::Plugin -{ -public: - AmplitudeFollower(float inputSampleRate); - virtual ~AmplitudeFollower(); - - 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; - - OutputList getOutputDescriptors() const; - - ParameterList getParameterDescriptors() const; - float getParameter(std::string paramid) const; - void setParameter(std::string paramid, float newval); - - FeatureSet process(const float *const *inputBuffers, - Vamp::RealTime timestamp); - - FeatureSet getRemainingFeatures(); - -protected: - size_t m_stepSize; - float m_previn; - float m_clampcoef; - float m_relaxcoef; -}; - - -#endif diff --git a/libs/vamp-plugins/PercussionOnsetDetector.cpp b/libs/vamp-plugins/PercussionOnsetDetector.cpp deleted file mode 100644 index 447eb19a28..0000000000 --- a/libs/vamp-plugins/PercussionOnsetDetector.cpp +++ /dev/null @@ -1,285 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#include "PercussionOnsetDetector.h" - -using std::string; -using std::vector; -using std::cerr; -using std::endl; - -#include <cmath> - - -PercussionOnsetDetector::PercussionOnsetDetector(float inputSampleRate) : - Plugin(inputSampleRate), - m_stepSize(0), - m_blockSize(0), - m_threshold(3), - m_sensitivity(40), - m_priorMagnitudes(0), - m_dfMinus1(0), - m_dfMinus2(0) -{ -} - -PercussionOnsetDetector::~PercussionOnsetDetector() -{ - delete[] m_priorMagnitudes; -} - -string -PercussionOnsetDetector::getIdentifier() const -{ - return "percussiononsets"; -} - -string -PercussionOnsetDetector::getName() const -{ - return "Simple Percussion Onset Detector"; -} - -string -PercussionOnsetDetector::getDescription() const -{ - return "Detect percussive note onsets by identifying broadband energy rises"; -} - -string -PercussionOnsetDetector::getMaker() const -{ - return "Vamp SDK Example Plugins"; -} - -int -PercussionOnsetDetector::getPluginVersion() const -{ - return 2; -} - -string -PercussionOnsetDetector::getCopyright() const -{ - return "Code copyright 2006 Queen Mary, University of London, after Dan Barry et al 2005. Freely redistributable (BSD license)"; -} - -size_t -PercussionOnsetDetector::getPreferredStepSize() const -{ - return 0; -} - -size_t -PercussionOnsetDetector::getPreferredBlockSize() const -{ - return 1024; -} - -bool -PercussionOnsetDetector::initialise(size_t channels, size_t stepSize, size_t blockSize) -{ - if (channels < getMinChannelCount() || - channels > getMaxChannelCount()) return false; - - m_stepSize = stepSize; - m_blockSize = blockSize; - - m_priorMagnitudes = new float[m_blockSize/2]; - - for (size_t i = 0; i < m_blockSize/2; ++i) { - m_priorMagnitudes[i] = 0.f; - } - - m_dfMinus1 = 0.f; - m_dfMinus2 = 0.f; - - return true; -} - -void -PercussionOnsetDetector::reset() -{ - for (size_t i = 0; i < m_blockSize/2; ++i) { - m_priorMagnitudes[i] = 0.f; - } - - m_dfMinus1 = 0.f; - m_dfMinus2 = 0.f; -} - -PercussionOnsetDetector::ParameterList -PercussionOnsetDetector::getParameterDescriptors() const -{ - ParameterList list; - - ParameterDescriptor d; - d.identifier = "threshold"; - d.name = "Energy rise threshold"; - d.description = "Energy rise within a frequency bin necessary to count toward broadband total"; - d.unit = "dB"; - d.minValue = 0; - d.maxValue = 20; - d.defaultValue = 3; - d.isQuantized = false; - list.push_back(d); - - d.identifier = "sensitivity"; - d.name = "Sensitivity"; - d.description = "Sensitivity of peak detector applied to broadband detection function"; - d.unit = "%"; - d.minValue = 0; - d.maxValue = 100; - d.defaultValue = 40; - d.isQuantized = false; - list.push_back(d); - - return list; -} - -float -PercussionOnsetDetector::getParameter(std::string id) const -{ - if (id == "threshold") return m_threshold; - if (id == "sensitivity") return m_sensitivity; - return 0.f; -} - -void -PercussionOnsetDetector::setParameter(std::string id, float value) -{ - if (id == "threshold") { - if (value < 0) value = 0; - if (value > 20) value = 20; - m_threshold = value; - } else if (id == "sensitivity") { - if (value < 0) value = 0; - if (value > 100) value = 100; - m_sensitivity = value; - } -} - -PercussionOnsetDetector::OutputList -PercussionOnsetDetector::getOutputDescriptors() const -{ - OutputList list; - - OutputDescriptor d; - d.identifier = "onsets"; - d.name = "Onsets"; - d.description = "Percussive note onset locations"; - d.unit = ""; - d.hasFixedBinCount = true; - d.binCount = 0; - d.hasKnownExtents = false; - d.isQuantized = false; - d.sampleType = OutputDescriptor::VariableSampleRate; - d.sampleRate = m_inputSampleRate; - list.push_back(d); - - d.identifier = "detectionfunction"; - d.name = "Detection Function"; - d.description = "Broadband energy rise detection function"; - d.binCount = 1; - d.isQuantized = true; - d.quantizeStep = 1.0; - d.sampleType = OutputDescriptor::OneSamplePerStep; - list.push_back(d); - - return list; -} - -PercussionOnsetDetector::FeatureSet -PercussionOnsetDetector::process(const float *const *inputBuffers, - Vamp::RealTime ts) -{ - if (m_stepSize == 0) { - cerr << "ERROR: PercussionOnsetDetector::process: " - << "PercussionOnsetDetector has not been initialised" - << endl; - return FeatureSet(); - } - - int count = 0; - - for (size_t i = 1; i < m_blockSize/2; ++i) { - - float real = inputBuffers[0][i*2]; - float imag = inputBuffers[0][i*2 + 1]; - - float sqrmag = real * real + imag * imag; - - if (m_priorMagnitudes[i] > 0.f) { - float diff = 10.f * log10f(sqrmag / m_priorMagnitudes[i]); - -// std::cout << "i=" << i << ", mag=" << mag << ", prior=" << m_priorMagnitudes[i] << ", diff=" << diff << ", threshold=" << m_threshold << std::endl; - - if (diff >= m_threshold) ++count; - } - - m_priorMagnitudes[i] = sqrmag; - } - - FeatureSet returnFeatures; - - Feature detectionFunction; - detectionFunction.hasTimestamp = false; - detectionFunction.values.push_back(count); - returnFeatures[1].push_back(detectionFunction); - - if (m_dfMinus2 < m_dfMinus1 && - m_dfMinus1 >= count && - m_dfMinus1 > ((100 - m_sensitivity) * m_blockSize) / 200) { - - Feature onset; - onset.hasTimestamp = true; - onset.timestamp = ts - Vamp::RealTime::frame2RealTime - (m_stepSize, lrintf(m_inputSampleRate)); - returnFeatures[0].push_back(onset); - } - - m_dfMinus2 = m_dfMinus1; - m_dfMinus1 = count; - - return returnFeatures; -} - -PercussionOnsetDetector::FeatureSet -PercussionOnsetDetector::getRemainingFeatures() -{ - return FeatureSet(); -} - diff --git a/libs/vamp-plugins/PercussionOnsetDetector.h b/libs/vamp-plugins/PercussionOnsetDetector.h deleted file mode 100644 index d54c0cfa13..0000000000 --- a/libs/vamp-plugins/PercussionOnsetDetector.h +++ /dev/null @@ -1,90 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#ifndef _PERCUSSION_ONSET_DETECTOR_PLUGIN_H_ -#define _PERCUSSION_ONSET_DETECTOR_PLUGIN_H_ - -#include "vamp-sdk/Plugin.h" - -/** - * Example plugin that detects percussive events. - */ - -class PercussionOnsetDetector : public Vamp::Plugin -{ -public: - PercussionOnsetDetector(float inputSampleRate); - virtual ~PercussionOnsetDetector(); - - bool initialise(size_t channels, size_t stepSize, size_t blockSize); - void reset(); - - InputDomain getInputDomain() const { return FrequencyDomain; } - - std::string getIdentifier() const; - std::string getName() const; - std::string getDescription() const; - std::string getMaker() const; - int getPluginVersion() const; - std::string getCopyright() const; - - size_t getPreferredStepSize() const; - size_t getPreferredBlockSize() const; - - ParameterList getParameterDescriptors() const; - float getParameter(std::string id) const; - void setParameter(std::string id, float value); - - OutputList getOutputDescriptors() const; - - FeatureSet process(const float *const *inputBuffers, - Vamp::RealTime timestamp); - - FeatureSet getRemainingFeatures(); - -protected: - size_t m_stepSize; - size_t m_blockSize; - - float m_threshold; - float m_sensitivity; - float *m_priorMagnitudes; - float m_dfMinus1; - float m_dfMinus2; -}; - - -#endif diff --git a/libs/vamp-plugins/SConscript b/libs/vamp-plugins/SConscript deleted file mode 100644 index 6b8159bd8c..0000000000 --- a/libs/vamp-plugins/SConscript +++ /dev/null @@ -1,26 +0,0 @@ -# -*- python -*- - -import os -import os.path -import glob - -plugin_files = glob.glob ("*.cpp") - -Import('env install_prefix libraries') -vampplugs = env.Copy() - -vampplugs.Append (CPPATH='#libs/vamp-sdk/vamp', CXXFLAGS="-Ilibs/vamp-sdk") -vampplugs.Merge ([libraries['vamp'], - libraries['vamphost'] - ]) - -libvampplugins = vampplugs.SharedLibrary('ardourvampplugins', plugin_files) - -Default(libvampplugins) - -env.Alias('install', env.Install(os.path.join(install_prefix, env['LIBDIR'], 'ardour3', 'vamp'), libvampplugins)) - -env.Alias('tarball', env.Distribute (env['DISTTREE'], - [ 'SConscript' ] + - plugin_files + - glob.glob('*.h'))) diff --git a/libs/vamp-plugins/SpectralCentroid.cpp b/libs/vamp-plugins/SpectralCentroid.cpp deleted file mode 100644 index 82d80b8100..0000000000 --- a/libs/vamp-plugins/SpectralCentroid.cpp +++ /dev/null @@ -1,188 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#include "SpectralCentroid.h" - -using std::string; -using std::vector; -using std::cerr; -using std::endl; - -#include <cmath> - - -SpectralCentroid::SpectralCentroid(float inputSampleRate) : - Plugin(inputSampleRate), - m_stepSize(0), - m_blockSize(0) -{ -} - -SpectralCentroid::~SpectralCentroid() -{ -} - -string -SpectralCentroid::getIdentifier() const -{ - return "spectralcentroid"; -} - -string -SpectralCentroid::getName() const -{ - return "Spectral Centroid"; -} - -string -SpectralCentroid::getDescription() const -{ - return "Calculate the centroid frequency of the spectrum of the input signal"; -} - -string -SpectralCentroid::getMaker() const -{ - return "Vamp SDK Example Plugins"; -} - -int -SpectralCentroid::getPluginVersion() const -{ - return 2; -} - -string -SpectralCentroid::getCopyright() const -{ - return "Freely redistributable (BSD license)"; -} - -bool -SpectralCentroid::initialise(size_t channels, size_t stepSize, size_t blockSize) -{ - if (channels < getMinChannelCount() || - channels > getMaxChannelCount()) return false; - - m_stepSize = stepSize; - m_blockSize = blockSize; - - return true; -} - -void -SpectralCentroid::reset() -{ -} - -SpectralCentroid::OutputList -SpectralCentroid::getOutputDescriptors() const -{ - OutputList list; - - OutputDescriptor d; - d.identifier = "logcentroid"; - d.name = "Log Frequency Centroid"; - d.description = "Centroid of the log weighted frequency spectrum"; - d.unit = "Hz"; - d.hasFixedBinCount = true; - d.binCount = 1; - d.hasKnownExtents = false; - d.isQuantized = false; - d.sampleType = OutputDescriptor::OneSamplePerStep; - list.push_back(d); - - d.identifier = "linearcentroid"; - d.name = "Linear Frequency Centroid"; - d.description = "Centroid of the linear frequency spectrum"; - list.push_back(d); - - return list; -} - -SpectralCentroid::FeatureSet -SpectralCentroid::process(const float *const *inputBuffers, Vamp::RealTime) -{ - if (m_stepSize == 0) { - cerr << "ERROR: SpectralCentroid::process: " - << "SpectralCentroid has not been initialised" - << endl; - return FeatureSet(); - } - - double numLin = 0.0, numLog = 0.0, denom = 0.0; - - for (size_t i = 1; i <= m_blockSize/2; ++i) { - double freq = (double(i) * m_inputSampleRate) / m_blockSize; - double real = inputBuffers[0][i*2]; - double imag = inputBuffers[0][i*2 + 1]; - double power = sqrt(real * real + imag * imag) / (m_blockSize/2); - numLin += freq * power; - numLog += log10f(freq) * power; - denom += power; - } - - FeatureSet returnFeatures; - -// std::cerr << "power " << denom << ", block size " << m_blockSize << std::endl; - - if (denom != 0.0) { - float centroidLin = float(numLin / denom); - float centroidLog = powf(10, float(numLog / denom)); - - Feature feature; - feature.hasTimestamp = false; - if (!std::isnan(centroidLog) && !std::isinf(centroidLog)) { - feature.values.push_back(centroidLog); - } - returnFeatures[0].push_back(feature); - - feature.values.clear(); - if (!std::isnan(centroidLin) && !std::isinf(centroidLin)) { - feature.values.push_back(centroidLin); - } - returnFeatures[1].push_back(feature); - } - - return returnFeatures; -} - -SpectralCentroid::FeatureSet -SpectralCentroid::getRemainingFeatures() -{ - return FeatureSet(); -} - diff --git a/libs/vamp-plugins/SpectralCentroid.h b/libs/vamp-plugins/SpectralCentroid.h deleted file mode 100644 index 02cc8d981d..0000000000 --- a/libs/vamp-plugins/SpectralCentroid.h +++ /dev/null @@ -1,78 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#ifndef _SPECTRAL_CENTROID_PLUGIN_H_ -#define _SPECTRAL_CENTROID_PLUGIN_H_ - -#include "vamp-sdk/Plugin.h" - -/** - * Example plugin that calculates the centre of gravity of the - * frequency domain representation of each block of audio. - */ - -class SpectralCentroid : public Vamp::Plugin -{ -public: - SpectralCentroid(float inputSampleRate); - virtual ~SpectralCentroid(); - - bool initialise(size_t channels, size_t stepSize, size_t blockSize); - void reset(); - - InputDomain getInputDomain() const { return FrequencyDomain; } - - std::string getIdentifier() const; - std::string getName() const; - std::string getDescription() const; - std::string getMaker() const; - int getPluginVersion() const; - std::string getCopyright() const; - - OutputList getOutputDescriptors() const; - - FeatureSet process(const float *const *inputBuffers, - Vamp::RealTime timestamp); - - FeatureSet getRemainingFeatures(); - -protected: - size_t m_stepSize; - size_t m_blockSize; -}; - - -#endif diff --git a/libs/vamp-plugins/ZeroCrossing.cpp b/libs/vamp-plugins/ZeroCrossing.cpp deleted file mode 100644 index 4b678e3f8f..0000000000 --- a/libs/vamp-plugins/ZeroCrossing.cpp +++ /dev/null @@ -1,194 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#include "ZeroCrossing.h" - -using std::string; -using std::vector; -using std::cerr; -using std::endl; - - -ZeroCrossing::ZeroCrossing(float inputSampleRate) : - Plugin(inputSampleRate), - m_stepSize(0), - m_previousSample(0.0f) -{ -} - -ZeroCrossing::~ZeroCrossing() -{ -} - -string -ZeroCrossing::getIdentifier() const -{ - return "zerocrossing"; -} - -string -ZeroCrossing::getName() const -{ - return "Zero Crossings"; -} - -string -ZeroCrossing::getDescription() const -{ - return "Detect and count zero crossing points"; -} - -string -ZeroCrossing::getMaker() const -{ - return "Vamp SDK Example Plugins"; -} - -int -ZeroCrossing::getPluginVersion() const -{ - return 2; -} - -string -ZeroCrossing::getCopyright() const -{ - return "Freely redistributable (BSD license)"; -} - -bool -ZeroCrossing::initialise(size_t channels, size_t stepSize, size_t blockSize) -{ - if (channels < getMinChannelCount() || - channels > getMaxChannelCount()) return false; - - m_stepSize = std::min(stepSize, blockSize); - - return true; -} - -void -ZeroCrossing::reset() -{ - m_previousSample = 0.0f; -} - -ZeroCrossing::OutputList -ZeroCrossing::getOutputDescriptors() const -{ - OutputList list; - - OutputDescriptor zc; - zc.identifier = "counts"; - zc.name = "Zero Crossing Counts"; - zc.description = "The number of zero crossing points per processing block"; - zc.unit = "crossings"; - zc.hasFixedBinCount = true; - zc.binCount = 1; - zc.hasKnownExtents = false; - zc.isQuantized = true; - zc.quantizeStep = 1.0; - zc.sampleType = OutputDescriptor::OneSamplePerStep; - list.push_back(zc); - - zc.identifier = "zerocrossings"; - zc.name = "Zero Crossings"; - zc.description = "The locations of zero crossing points"; - zc.unit = ""; - zc.hasFixedBinCount = true; - zc.binCount = 0; - zc.sampleType = OutputDescriptor::VariableSampleRate; - zc.sampleRate = m_inputSampleRate; - list.push_back(zc); - - return list; -} - -ZeroCrossing::FeatureSet -ZeroCrossing::process(const float *const *inputBuffers, - Vamp::RealTime timestamp) -{ - if (m_stepSize == 0) { - cerr << "ERROR: ZeroCrossing::process: " - << "ZeroCrossing has not been initialised" - << endl; - return FeatureSet(); - } - - float prev = m_previousSample; - size_t count = 0; - - FeatureSet returnFeatures; - - for (size_t i = 0; i < m_stepSize; ++i) { - - float sample = inputBuffers[0][i]; - bool crossing = false; - - if (sample <= 0.0) { - if (prev > 0.0) crossing = true; - } else if (sample > 0.0) { - if (prev <= 0.0) crossing = true; - } - - if (crossing) { - ++count; - Feature feature; - feature.hasTimestamp = true; - feature.timestamp = timestamp + - Vamp::RealTime::frame2RealTime(i, (size_t)m_inputSampleRate); - returnFeatures[1].push_back(feature); - } - - prev = sample; - } - - m_previousSample = prev; - - Feature feature; - feature.hasTimestamp = false; - feature.values.push_back(count); - - returnFeatures[0].push_back(feature); - return returnFeatures; -} - -ZeroCrossing::FeatureSet -ZeroCrossing::getRemainingFeatures() -{ - return FeatureSet(); -} - diff --git a/libs/vamp-plugins/ZeroCrossing.h b/libs/vamp-plugins/ZeroCrossing.h deleted file mode 100644 index ede2a74492..0000000000 --- a/libs/vamp-plugins/ZeroCrossing.h +++ /dev/null @@ -1,78 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#ifndef _ZERO_CROSSING_PLUGIN_H_ -#define _ZERO_CROSSING_PLUGIN_H_ - -#include "vamp-sdk/Plugin.h" - -/** - * Example plugin that calculates the positions and density of - * zero-crossing points in an audio waveform. -*/ - -class ZeroCrossing : public Vamp::Plugin -{ -public: - ZeroCrossing(float inputSampleRate); - virtual ~ZeroCrossing(); - - 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; - - OutputList getOutputDescriptors() const; - - FeatureSet process(const float *const *inputBuffers, - Vamp::RealTime timestamp); - - FeatureSet getRemainingFeatures(); - -protected: - size_t m_stepSize; - float m_previousSample; -}; - - -#endif diff --git a/libs/vamp-plugins/plugins.cpp b/libs/vamp-plugins/plugins.cpp deleted file mode 100644 index 25c6e6c0d4..0000000000 --- a/libs/vamp-plugins/plugins.cpp +++ /dev/null @@ -1,63 +0,0 @@ -/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ - -/* - Vamp - - An API for audio analysis and feature extraction plugins. - - Centre for Digital Music, Queen Mary, University of London. - Copyright 2006 Chris Cannam. - - 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 - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR - ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - Except as contained in this notice, the names of the Centre for - Digital Music; Queen Mary, University of London; and Chris Cannam - shall not be used in advertising or otherwise to promote the sale, - use or other dealings in this Software without prior written - authorization. -*/ - -#include "vamp/vamp.h" -#include "vamp-sdk/PluginAdapter.h" - -#include "ZeroCrossing.h" -#include "SpectralCentroid.h" -#include "PercussionOnsetDetector.h" -#include "AmplitudeFollower.h" - -static Vamp::PluginAdapter<ZeroCrossing> zeroCrossingAdapter; -static Vamp::PluginAdapter<SpectralCentroid> spectralCentroidAdapter; -static Vamp::PluginAdapter<PercussionOnsetDetector> percussionOnsetAdapter; -static Vamp::PluginAdapter<AmplitudeFollower> amplitudeAdapter; - -const VampPluginDescriptor *vampGetPluginDescriptor(unsigned int version, - unsigned int index) -{ - if (version < 1) return 0; - - switch (index) { - case 0: return zeroCrossingAdapter.getDescriptor(); - case 1: return spectralCentroidAdapter.getDescriptor(); - case 2: return percussionOnsetAdapter.getDescriptor(); - case 3: return amplitudeAdapter.getDescriptor(); - default: return 0; - } -} - |