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Diffstat (limited to 'libs/vamp-plugins/Onset.h')
-rw-r--r-- | libs/vamp-plugins/Onset.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/libs/vamp-plugins/Onset.h b/libs/vamp-plugins/Onset.h new file mode 100644 index 0000000000..314e107308 --- /dev/null +++ b/libs/vamp-plugins/Onset.h @@ -0,0 +1,73 @@ +/* -*- 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 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: + 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; + Vamp::RealTime m_delay; + Vamp::RealTime m_lastOnset; +}; + + +#endif |