cannam@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
cannam@0: 
cannam@0: /*
cannam@0:     Vamp feature extraction plugins using Paul Brossier's Aubio library.
cannam@0: 
cannam@0:     Centre for Digital Music, Queen Mary, University of London.
cannam@0:     This file copyright 2006 Chris Cannam.
cannam@0:     
cannam@0:     This program is free software; you can redistribute it and/or
cannam@0:     modify it under the terms of the GNU General Public License as
cannam@0:     published by the Free Software Foundation; either version 2 of the
cannam@0:     License, or (at your option) any later version.  See the file
cannam@0:     COPYING included with this distribution for more information.
cannam@0: 
cannam@0: */
cannam@0: 
cannam@0: #ifndef _ONSET_PLUGIN_H_
cannam@0: #define _ONSET_PLUGIN_H_
cannam@0: 
cannam@0: #include <vamp-sdk/Plugin.h>
cannam@0: #include <aubio/aubio.h>
cannam@0: 
cannam@0: class Onset : public Vamp::Plugin
cannam@0: {
cannam@0: public:
cannam@0:     Onset(float inputSampleRate);
cannam@0:     virtual ~Onset();
cannam@0: 
cannam@0:     bool initialise(size_t channels, size_t stepSize, size_t blockSize);
cannam@0:     void reset();
cannam@0: 
cannam@0:     InputDomain getInputDomain() const { return TimeDomain; }
cannam@0: 
cannam@0:     std::string getName() const;
cannam@0:     std::string getDescription() const;
cannam@0:     std::string getMaker() const;
cannam@0:     int getPluginVersion() const;
cannam@0:     std::string getCopyright() const;
cannam@0: 
cannam@0:     ParameterList getParameterDescriptors() const;
cannam@0:     float getParameter(std::string) const;
cannam@0:     void setParameter(std::string, float);
cannam@0: 
cannam@0:     size_t getPreferredStepSize() const;
cannam@0:     size_t getPreferredBlockSize() const;
cannam@0: 
cannam@0:     OutputList getOutputDescriptors() const;
cannam@0: 
cannam@0:     FeatureSet process(float **inputBuffers, Vamp::RealTime timestamp);
cannam@0: 
cannam@0:     FeatureSet getRemainingFeatures();
cannam@0: 
cannam@0: protected:
cannam@0:     fvec_t *m_ibuf;
cannam@0:     cvec_t *m_fftgrain;
cannam@0:     fvec_t *m_onset;
cannam@0:     aubio_pvoc_t *m_pv;
cannam@0:     aubio_pickpeak_t *m_peakpick;
cannam@0:     aubio_onsetdetection_t *m_onsetdet;
cannam@0:     aubio_onsetdetection_type m_onsettype;
cannam@0:     float m_threshold;
cannam@0:     float m_silence;
cannam@0:     size_t m_stepSize;
cannam@0:     size_t m_blockSize;
cannam@0:     size_t m_channelCount;
cannam@3:     Vamp::RealTime m_delay;
cannam@3:     Vamp::RealTime m_lastOnset;
cannam@0: };
cannam@0: 
cannam@0: 
cannam@0: #endif