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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 Sonic Visualiser
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5 An audio file viewer and annotation editor.
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6 Centre for Digital Music, Queen Mary, University of London.
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7 This file copyright 2006 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 #include "FeatureExtractionPluginFactory.h"
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17 #include "PluginIdentifier.h"
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18
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19 #include <vamp-hostsdk/PluginHostAdapter.h>
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20 #include <vamp-hostsdk/PluginWrapper.h>
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21
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22 #include "system/System.h"
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23
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24 #include "PluginScan.h"
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25
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26 #include <QDir>
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27 #include <QFile>
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28 #include <QFileInfo>
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29 #include <QTextStream>
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30
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31 #include <iostream>
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32
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33 #include "base/Profiler.h"
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34
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35 using namespace std;
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36
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37 //#define DEBUG_PLUGIN_SCAN_AND_INSTANTIATE 1
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38
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39 static FeatureExtractionPluginFactory *_nativeInstance = 0;
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40
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41 FeatureExtractionPluginFactory *
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42 FeatureExtractionPluginFactory::instance(QString pluginType)
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43 {
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44 if (pluginType == "vamp") {
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45 if (!_nativeInstance) {
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46 // SVDEBUG << "FeatureExtractionPluginFactory::instance(" << pluginType// << "): creating new FeatureExtractionPluginFactory" << endl;
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47 _nativeInstance = new FeatureExtractionPluginFactory();
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48 }
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49 return _nativeInstance;
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50 }
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51
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52 else return 0;
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53 }
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54
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55 FeatureExtractionPluginFactory *
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56 FeatureExtractionPluginFactory::instanceFor(QString identifier)
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57 {
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58 QString type, soName, label;
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59 PluginIdentifier::parseIdentifier(identifier, type, soName, label);
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60 return instance(type);
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61 }
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62
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63 FeatureExtractionPluginFactory::FeatureExtractionPluginFactory() :
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64 m_transport("piper-cpp/bin/piper-vamp-server"),
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65 m_client(&m_transport)
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66 {
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67 }
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68
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69 vector<QString>
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70 FeatureExtractionPluginFactory::getAllPluginIdentifiers()
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71 {
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72 FeatureExtractionPluginFactory *factory;
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73 vector<QString> rv;
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74
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75 factory = instance("vamp");
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76 if (factory) {
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77 vector<QString> tmp = factory->getPluginIdentifiers();
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78 for (size_t i = 0; i < tmp.size(); ++i) {
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79 // cerr << "identifier: " << tmp[i] << endl;
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80 rv.push_back(tmp[i]);
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81 }
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82 }
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83
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84 // Plugins can change the locale, revert it to default.
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85 RestoreStartupLocale();
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86
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87 return rv;
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88 }
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89
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90 vector<QString>
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91 FeatureExtractionPluginFactory::getPluginIdentifiers()
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92 {
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93 Profiler profiler("FeatureExtractionPluginFactory::getPluginIdentifiers");
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94
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95 QMutexLocker locker(&m_mutex);
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96
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97 if (m_pluginData.empty()) {
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98 populate();
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99 }
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100
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101 vector<QString> rv;
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102
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103 for (const auto &d: m_pluginData) {
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104 rv.push_back(QString("vamp:") + QString::fromStdString(d.pluginKey));
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105 }
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106
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107 return rv;
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108 }
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109
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110 Vamp::Plugin *
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111 FeatureExtractionPluginFactory::instantiatePlugin(QString identifier,
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112 sv_samplerate_t inputSampleRate)
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113 {
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114 Profiler profiler("FeatureExtractionPluginFactory::instantiatePlugin");
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115
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116 QString type, soname, label;
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117 PluginIdentifier::parseIdentifier(identifier, type, soname, label);
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118
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119 piper_vamp::LoadRequest request;
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120 request.pluginKey = (soname + ":" + label).toStdString();
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121 request.inputSampleRate = inputSampleRate;
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122 request.adapterFlags = 0;
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123 piper_vamp::LoadResponse response = m_client.loadPlugin(request);
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124
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125 return response.plugin;
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126 }
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127
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128 QString
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129 FeatureExtractionPluginFactory::getPluginCategory(QString identifier)
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130 {
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131 //!!! (re)implement
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132 // return m_taxonomy[identifier];
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133 return QString();
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134 }
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135
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136 void
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137 FeatureExtractionPluginFactory::populate()
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138 {
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139 piper_vamp::ListResponse lr = m_client.listPluginData();
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140 m_pluginData = lr.available;
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141 }
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142
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