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1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 Vamp feature extraction plugin for the BeatRoot beat tracker.
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5
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2011 Simon Dixon, Chris Cannam and QMUL.
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8
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9 This program is free software; you can redistribute it and/or
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10 modify it under the terms of the GNU General Public License as
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11 published by the Free Software Foundation; either version 2 of the
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12 License, or (at your option) any later version. See the file
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13 COPYING included with this distribution for more information.
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14 */
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15
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16 #ifndef _BEATROOT_VAMP_PLUGIN_H_
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17 #define _BEATROOT_VAMP_PLUGIN_H_
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18
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19 #include "Agent.h"
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20
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21 #include <vamp-sdk/Plugin.h>
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22
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23 using std::string;
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24
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25 class BeatRootProcessor;
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26
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27 class BeatRootVampPlugin : public Vamp::Plugin
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28 {
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29 public:
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30 BeatRootVampPlugin(float inputSampleRate);
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31 virtual ~BeatRootVampPlugin();
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32
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33 string getIdentifier() const;
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34 string getName() const;
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35 string getDescription() const;
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36 string getMaker() const;
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37 int getPluginVersion() const;
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38 string getCopyright() const;
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39
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40 InputDomain getInputDomain() const;
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41 size_t getPreferredBlockSize() const;
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42 size_t getPreferredStepSize() const;
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43 size_t getMinChannelCount() const;
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44 size_t getMaxChannelCount() const;
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45
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46 ParameterList getParameterDescriptors() const;
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47 float getParameter(string identifier) const;
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48 void setParameter(string identifier, float value);
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49
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50 ProgramList getPrograms() const;
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51 string getCurrentProgram() const;
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52 void selectProgram(string name);
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53
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54 OutputList getOutputDescriptors() const;
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55
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56 bool initialise(size_t channels, size_t stepSize, size_t blockSize);
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57 void reset();
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58
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59 FeatureSet process(const float *const *inputBuffers,
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60 Vamp::RealTime timestamp);
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61
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62 FeatureSet getRemainingFeatures();
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63
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64 protected:
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65 BeatRootProcessor *m_processor;
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66 AgentParameters m_parameters;
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67 Vamp::RealTime m_origin;
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68 bool m_firstFrame;
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69 };
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70
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71
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72
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73 #endif
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