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1
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2 // This is a skeleton file for use in creating your own plugin
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3 // libraries. Replace MyPlugin and myPlugin throughout with the name
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4 // of your first plugin class, and fill in the gaps as appropriate.
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5
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6
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7 // Remember to use a different guard symbol in each header!
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8 #ifndef _TEMPOGRAM_H_
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9 #define _TEMPOGRAM_H_
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10
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11 #include <vamp-sdk/Plugin.h>
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12 #include "FIRFilter.h"
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13 #include "WindowFunction.h"
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14 #include "NoveltyCurve.h"
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15 #include <vamp-sdk/FFT.h>
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16 #include <cmath>
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17 #include <fstream>
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18 #include <assert.h>
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19 #include "Spectrogram.h"
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20
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21 using std::string;
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22 using std::vector;
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23
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24 class Tempogram : public Vamp::Plugin
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25 {
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26 public:
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27 Tempogram(float inputSampleRate);
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28 virtual ~Tempogram();
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29
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30 string getIdentifier() const;
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31 string getName() const;
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32 string getDescription() const;
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33 string getMaker() const;
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34 int getPluginVersion() const;
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35 string getCopyright() const;
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36
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37 InputDomain getInputDomain() const;
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38 size_t getPreferredBlockSize() const;
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39 size_t getPreferredStepSize() const;
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40 size_t getMinChannelCount() const;
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41 size_t getMaxChannelCount() const;
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42
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43 ParameterList getParameterDescriptors() const;
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44 float getParameter(string identifier) const;
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45 void setParameter(string identifier, float value);
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46
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47 ProgramList getPrograms() const;
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48 string getCurrentProgram() const;
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49 void selectProgram(string name);
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50
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51 OutputList getOutputDescriptors() const;
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52
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53 bool initialise(size_t channels, size_t stepSize, size_t blockSize);
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54 void cleanup();
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55 void initialiseForGRF();
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56 void cleanupForGRF();
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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 // plugin-specific data and methods go here
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66 size_t m_blockSize;
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67 size_t m_stepSize;
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68 float compressionConstant;
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69 float specMax;
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70 float *previousY;
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71 float *currentY;
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72 vector< vector<float> > specData;
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73 vector<float> noveltyCurve;
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74 float minDB;
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75
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76 unsigned int tN;
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77 unsigned int thopSize;
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78 double * fftInput;
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79 double * fftOutputReal;
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80 double * fftOutputImag;
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81
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82 int numberOfBlocks;
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83 float *hannWindowtN;
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84
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85 vector<Vamp::RealTime> ncTimestamps;
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86 };
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87
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88
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89 #endif
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