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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 QM Vamp Plugin Set
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5
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6 Centre for Digital Music, Queen Mary, University of London.
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7
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8 This program is free software; you can redistribute it and/or
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9 modify it under the terms of the GNU General Public License as
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10 published by the Free Software Foundation; either version 2 of the
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11 License, or (at your option) any later version. See the file
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12 COPYING included with this distribution for more information.
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13 */
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14
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15 #ifndef _CHROMAGRAM_PLUGIN_H_
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16 #define _CHROMAGRAM_PLUGIN_H_
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17
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18 #include <vamp-sdk/Plugin.h>
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19 #include <dsp/chromagram/Chromagram.h>
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20
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21 class ChromagramPlugin : public Vamp::Plugin
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22 {
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23 public:
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24 ChromagramPlugin(float inputSampleRate);
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25 virtual ~ChromagramPlugin();
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26
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27 bool initialise(size_t channels, size_t stepSize, size_t blockSize);
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28 void reset();
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29
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30 InputDomain getInputDomain() const { return FrequencyDomain; }
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31
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32 std::string getIdentifier() const;
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33 std::string getName() const;
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34 std::string getDescription() const;
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35 std::string getMaker() const;
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36 int getPluginVersion() const;
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37 std::string getCopyright() const;
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38
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39 ParameterList getParameterDescriptors() const;
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40 float getParameter(std::string) const;
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41 void setParameter(std::string, float);
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42
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43 size_t getPreferredStepSize() const;
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44 size_t getPreferredBlockSize() const;
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45
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46 OutputList getOutputDescriptors() const;
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47
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48 FeatureSet process(const float *const *inputBuffers,
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49 Vamp::RealTime timestamp);
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50
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51 FeatureSet getRemainingFeatures();
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52
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53 protected:
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54 int m_minMIDIPitch;
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55 int m_maxMIDIPitch;
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56 float m_tuningFrequency;
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57 MathUtilities::NormaliseType m_normalise;
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58 int m_bpo;
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59
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60 void setupConfig();
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61
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62 ChromaConfig m_config;
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63 Chromagram *m_chromagram;
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64 mutable size_t m_step;
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65 mutable size_t m_block;
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66
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67 std::vector<double> m_binsums;
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68 size_t m_count;
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69 };
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70
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71
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72 #endif
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