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1 /*
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2 * AudioEventMatcher.h
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3 * MultipleAudioMathcher
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4 *
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5 * Created by Andrew on 31/01/2012.
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6 * Copyright 2012 QMUL. All rights reserved.
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7 *
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8 */
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9
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10
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11
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12 #ifndef AUDIO_EVENT_MATCHER_H
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13 #define AUDIO_EVENT_MATCHER_H
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14
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15
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16 #include "ofMain.h"
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17 #include "ChromaOnset.h"
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18 #include "LiveAudioInput.h"
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19 #include "ofxWindowRegion.h"
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20 #include "BayesianArrayStructure.h"
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21 #include "RecordedMultitrackAudio.h"
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22 #include "DynamicVector.h"
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23
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24 class AudioEventMatcher{
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25
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26 public:
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27 AudioEventMatcher();
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28
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29 void setArraySizes();
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30
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31 void updatePosition();
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32 void updateBestAlignmentPosition();
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33
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34 void draw();
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35 void drawBayesianDistributions();;
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36 void setWindowDimensions();
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37
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38 void newPitchEvent(const int& channel, const double& pitchIn, const double& timeIn);
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39 void newKickEvent(const double& timeIn);
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40 void newKickEvent(const int& channel, const double& timeIn);
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41 void newSnareEvent(const double& timeIn);
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42 void newSnareEvent(const int& channel, const double& timeIn);
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43
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44 void matchNewPitchEvent(const int& channel, const double& pitchIn, const double& timeIn);
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45 void matchNewOnsetEvent(const int& channel, const double& timeIn);
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46
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47 BayesianArrayStructure bayesianStruct;//hold the probability distriubtions
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48
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49 LiveAudioInput liveInput;//hold the new events that come in
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50 RecordedMultitrackAudio recordedTracks;
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51
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52 void windowResized(const int& w, const int& h);
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53
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54 ofxWindowRegion bayesTempoWindow;
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55 ofxWindowRegion bayesPositionWindow;
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56 ofxWindowRegion bayesLikelihoodWindow;
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57
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58 bool checkMatch(const double& recordedPitch, const double& livePitch);
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59 double getPitchDistance(const double& pitchOne, const double& pitchTwo, const double& scale);
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60
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61 void startPlaying();
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62
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63 bool usingRealTime;
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64 double recentPitch, recentTime;
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65
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66 DynamicVector likelihoodVisualisation[3];
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67 DynamicVector recentPriors[3];
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68 DynamicVector recentPrior;
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69 DynamicVector projectedPrior;
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70
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71 double currentAlignmentPosition;
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72 double lastAlignmentTime;
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73
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74 double recentEventTime[3];
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75 int startTime;
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76 int currentAlignmentTime;
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77
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78 double screenStartTimeMillis, screenEndTimeMillis, screenWidthMillis;
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79 bool followingLiveInput;
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80 void setScreenDisplayTimes();
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81 };
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82 #endif
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