libs/vamp-plugins/OnsetDetect.h

   1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
   2
   3 /*
   4     QM Vamp Plugin Set
   5
   6     Centre for Digital Music, Queen Mary, University of London.
   7
   8     This program is free software; you can redistribute it and/or
   9     modify it under the terms of the GNU General Public License as
  10     published by the Free Software Foundation; either version 2 of the
  11     License, or (at your option) any later version.  See the file
  12     COPYING included with this distribution for more information.
  13 */
  14
  15 #ifndef _ONSET_DETECT_PLUGIN_H_
  16 #define _ONSET_DETECT_PLUGIN_H_
  17
  18 #include "vamp-sdk/Plugin.h"
  19
  20 class OnsetDetectorData;
  21
  22 class OnsetDetector : public Vamp::Plugin
  23 {
  24 public:
  25     OnsetDetector(float inputSampleRate);
  26     virtual ~OnsetDetector();
  27
  28     bool initialise(size_t channels, size_t stepSize, size_t blockSize);
  29     void reset();
  30
  31     InputDomain getInputDomain() const { return FrequencyDomain; }
  32
  33     std::string getIdentifier() const;
  34     std::string getName() const;
  35     std::string getDescription() const;
  36     std::string getMaker() const;
  37     int getPluginVersion() const;
  38     std::string getCopyright() const;
  39
  40     ParameterList getParameterDescriptors() const;
  41     float getParameter(std::string) const;
  42     void setParameter(std::string, float);
  43
  44     ProgramList getPrograms() const;
  45     std::string getCurrentProgram() const;
  46     void selectProgram(std::string program);
  47
  48     size_t getPreferredStepSize() const;
  49     size_t getPreferredBlockSize() const;
  50
  51     OutputList getOutputDescriptors() const;
  52
  53     FeatureSet process(const float *const *inputBuffers,
  54                        Vamp::RealTime timestamp);
  55
  56     FeatureSet getRemainingFeatures();
  57
  58 protected:
  59     OnsetDetectorData *m_d;
  60     int m_dfType;
  61     float m_sensitivity;
  62     bool m_whiten;
  63     std::string m_program;
  64     static float m_preferredStepSecs;
  65 };
  66
  67
  68 #endif