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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 "ModelTransformerFactory.h"
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17
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18 #include "FeatureExtractionModelTransformer.h"
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19 #include "RealTimeEffectModelTransformer.h"
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20
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21 #include "TransformFactory.h"
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22
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23 #include "base/AudioPlaySource.h"
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24
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25 #include "plugin/FeatureExtractionPluginFactory.h"
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26 #include "plugin/RealTimePluginFactory.h"
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27 #include "plugin/PluginXml.h"
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28
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29 #ifndef NO_SV_GUI
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30 #include "widgets/PluginParameterDialog.h"
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31 #endif
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32
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33 #include "data/model/DenseTimeValueModel.h"
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34
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35 #include <vamp-hostsdk/PluginHostAdapter.h>
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36
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37 #include <iostream>
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38 #include <set>
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39
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40 #include <QRegExp>
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41
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42 ModelTransformerFactory *
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43 ModelTransformerFactory::m_instance = new ModelTransformerFactory;
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44
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45 ModelTransformerFactory *
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46 ModelTransformerFactory::getInstance()
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47 {
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48 return m_instance;
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49 }
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50
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51 ModelTransformerFactory::~ModelTransformerFactory()
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52 {
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53 }
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54
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55 bool
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56 ModelTransformerFactory::getChannelRange(TransformId identifier,
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57 Vamp::PluginBase *plugin,
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58 int &minChannels, int &maxChannels)
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59 {
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60 Vamp::Plugin *vp = 0;
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61 if ((vp = dynamic_cast<Vamp::Plugin *>(plugin)) ||
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62 (vp = dynamic_cast<Vamp::PluginHostAdapter *>(plugin))) {
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63 minChannels = vp->getMinChannelCount();
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64 maxChannels = vp->getMaxChannelCount();
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65 return true;
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66 } else {
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67 return TransformFactory::getInstance()->
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68 getTransformChannelRange(identifier, minChannels, maxChannels);
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69 }
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70 }
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71
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72 ModelTransformer::Input
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73 ModelTransformerFactory::getConfigurationForTransform(Transform &transform,
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74 const std::vector<Model *> &candidateInputModels,
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75 Model *defaultInputModel,
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76 AudioPlaySource *source,
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77 size_t startFrame,
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78 size_t duration)
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79 {
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80 ModelTransformer::Input input(0);
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81
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82 if (candidateInputModels.empty()) return input;
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83
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84 //!!! This will need revision -- we'll have to have a callback
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85 //from the dialog for when the candidate input model is changed,
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86 //as we'll need to reinitialise the channel settings in the dialog
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87 Model *inputModel = candidateInputModels[0];
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88 QStringList candidateModelNames;
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89 QString defaultModelName;
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90 std::map<QString, Model *> modelMap;
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91 for (size_t i = 0; i < candidateInputModels.size(); ++i) {
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92 QString modelName = candidateInputModels[i]->objectName();
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93 QString origModelName = modelName;
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94 int dupcount = 1;
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95 while (modelMap.find(modelName) != modelMap.end()) {
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96 modelName = tr("%1 <%2>").arg(origModelName).arg(++dupcount);
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97 }
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98 modelMap[modelName] = candidateInputModels[i];
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99 candidateModelNames.push_back(modelName);
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100 if (candidateInputModels[i] == defaultInputModel) {
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101 defaultModelName = modelName;
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102 }
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103 }
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104
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105 QString id = transform.getPluginIdentifier();
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106 QString output = transform.getOutput();
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107 QString outputLabel = "";
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108 QString outputDescription = "";
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109
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110 bool ok = false;
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111 QString configurationXml = m_lastConfigurations[transform.getIdentifier()];
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112
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113 std::cerr << "last configuration: " << configurationXml.toStdString() << std::endl;
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114
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115 Vamp::PluginBase *plugin = 0;
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116
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117 bool frequency = false;
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118 bool effect = false;
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119 bool generator = false;
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120
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121 if (FeatureExtractionPluginFactory::instanceFor(id)) {
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122
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123 std::cerr << "getConfigurationForTransform: instantiating Vamp plugin" << std::endl;
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124
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125 Vamp::Plugin *vp =
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126 FeatureExtractionPluginFactory::instanceFor(id)->instantiatePlugin
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127 (id, inputModel->getSampleRate());
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128
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129 if (vp) {
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130
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131 plugin = vp;
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132 frequency = (vp->getInputDomain() == Vamp::Plugin::FrequencyDomain);
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133
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134 std::vector<Vamp::Plugin::OutputDescriptor> od =
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135 vp->getOutputDescriptors();
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136 if (od.size() > 1) {
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137 for (size_t i = 0; i < od.size(); ++i) {
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138 if (od[i].identifier == output.toStdString()) {
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139 outputLabel = od[i].name.c_str();
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140 outputDescription = od[i].description.c_str();
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141 break;
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142 }
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143 }
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144 }
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145 }
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146
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147 } else if (RealTimePluginFactory::instanceFor(id)) {
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148
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149 RealTimePluginFactory *factory = RealTimePluginFactory::instanceFor(id);
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150 const RealTimePluginDescriptor *desc = factory->getPluginDescriptor(id);
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151
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152 if (desc->audioInputPortCount > 0 &&
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153 desc->audioOutputPortCount > 0 &&
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154 !desc->isSynth) {
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155 effect = true;
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156 }
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157
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158 if (desc->audioInputPortCount == 0) {
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159 generator = true;
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160 }
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161
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162 if (output != "A") {
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163 int outputNo = output.toInt();
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164 if (outputNo >= 0 && outputNo < int(desc->controlOutputPortCount)) {
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165 outputLabel = desc->controlOutputPortNames[outputNo].c_str();
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166 }
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167 }
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168
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169 size_t sampleRate = inputModel->getSampleRate();
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170 size_t blockSize = 1024;
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171 size_t channels = 1;
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172 if (effect && source) {
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173 sampleRate = source->getTargetSampleRate();
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174 blockSize = source->getTargetBlockSize();
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175 channels = source->getTargetChannelCount();
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176 }
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177
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178 RealTimePluginInstance *rtp = factory->instantiatePlugin
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179 (id, 0, 0, sampleRate, blockSize, channels);
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180
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181 plugin = rtp;
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182
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183 if (effect && source && rtp) {
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184 source->setAuditioningEffect(rtp);
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185 }
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186 }
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187
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188 if (plugin) {
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189
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190 // Ensure block size etc are valid
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191 TransformFactory::getInstance()->
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192 makeContextConsistentWithPlugin(transform, plugin);
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193
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194 // Prepare the plugin with any existing parameters already
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195 // found in the transform
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196 TransformFactory::getInstance()->
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197 setPluginParameters(transform, plugin);
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198
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199 // For this interactive usage, we want to override those with
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200 // whatever the user chose last time around
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201 PluginXml(plugin).setParametersFromXml(configurationXml);
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202
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203 #ifndef NO_SV_GUI
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204 int sourceChannels = 1;
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205 if (dynamic_cast<DenseTimeValueModel *>(inputModel)) {
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206 sourceChannels = dynamic_cast<DenseTimeValueModel *>(inputModel)
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207 ->getChannelCount();
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208 }
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209
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210 int minChannels = 1, maxChannels = sourceChannels;
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211 getChannelRange(transform.getIdentifier(), plugin,
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212 minChannels, maxChannels);
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213
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214 int targetChannels = sourceChannels;
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215 if (!effect) {
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216 if (sourceChannels < minChannels) targetChannels = minChannels;
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217 if (sourceChannels > maxChannels) targetChannels = maxChannels;
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218 }
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219
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220 int defaultChannel = -1; //!!! no longer saved! [was context.channel]
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221
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222 PluginParameterDialog *dialog = new PluginParameterDialog(plugin);
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223
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224 dialog->setMoreInfoUrl(TransformFactory::getInstance()->
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225 getTransformInfoUrl(transform.getIdentifier()));
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226
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227 if (candidateModelNames.size() > 1 && !generator) {
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228 dialog->setCandidateInputModels(candidateModelNames,
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229 defaultModelName);
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230 }
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231
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232 if (startFrame != 0 || duration != 0) {
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233 dialog->setShowSelectionOnlyOption(true);
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234 }
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235
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236 if (targetChannels > 0) {
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237 dialog->setChannelArrangement(sourceChannels, targetChannels,
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238 defaultChannel);
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239 }
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240
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241 dialog->setOutputLabel(outputLabel, outputDescription);
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242
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243 dialog->setShowProcessingOptions(true, frequency);
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244
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245 if (dialog->exec() == QDialog::Accepted) {
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246 ok = true;
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247 }
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248
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249 QString selectedInput = dialog->getInputModel();
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250 if (selectedInput != "") {
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251 if (modelMap.find(selectedInput) != modelMap.end()) {
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252 inputModel = modelMap[selectedInput];
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253 std::cerr << "Found selected input \"" << selectedInput.toStdString() << "\" in model map, result is " << inputModel << std::endl;
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254 } else {
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255 std::cerr << "Failed to find selected input \"" << selectedInput.toStdString() << "\" in model map" << std::endl;
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256 }
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257 } else {
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258 std::cerr << "Selected input empty: \"" << selectedInput.toStdString() << "\"" << std::endl;
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259 }
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260
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261 // Write parameters back to transform object
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262 TransformFactory::getInstance()->
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263 setParametersFromPlugin(transform, plugin);
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264
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265 input.setChannel(dialog->getChannel());
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266
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267 //!!! The dialog ought to be taking & returning transform
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268 //objects and input objects and stuff rather than passing
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269 //around all this misc stuff, but that's for tomorrow
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270 //(whenever that may be)
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271
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272 if (startFrame != 0 || duration != 0) {
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273 if (dialog->getSelectionOnly()) {
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274 transform.setStartTime(RealTime::frame2RealTime
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275 (startFrame, inputModel->getSampleRate()));
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276 transform.setDuration(RealTime::frame2RealTime
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277 (duration, inputModel->getSampleRate()));
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278 }
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279 }
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280
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281 size_t stepSize = 0, blockSize = 0;
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282 WindowType windowType = HanningWindow;
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283
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284 dialog->getProcessingParameters(stepSize,
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285 blockSize,
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286 windowType);
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287
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288 transform.setStepSize(stepSize);
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289 transform.setBlockSize(blockSize);
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290 transform.setWindowType(windowType);
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291
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292 #endif
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293
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294 TransformFactory::getInstance()->
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295 makeContextConsistentWithPlugin(transform, plugin);
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296
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297 configurationXml = PluginXml(plugin).toXmlString();
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298
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299 #ifndef NO_SV_GUI
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300 delete dialog;
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301 #endif
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302
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303 if (effect && source) {
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304 source->setAuditioningEffect(0); // will delete our plugin
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305 } else {
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306 delete plugin;
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307 }
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308 }
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309
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310 if (ok) {
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311 m_lastConfigurations[transform.getIdentifier()] = configurationXml;
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312 input.setModel(inputModel);
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313 }
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314
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315 return input;
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316 }
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317
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318 ModelTransformer *
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319 ModelTransformerFactory::createTransformer(const Transform &transform,
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320 const ModelTransformer::Input &input)
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321 {
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322 ModelTransformer *transformer = 0;
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323
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324 QString id = transform.getPluginIdentifier();
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325
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326 if (FeatureExtractionPluginFactory::instanceFor(id)) {
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327
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328 transformer =
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329 new FeatureExtractionModelTransformer(input, transform);
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330
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331 } else if (RealTimePluginFactory::instanceFor(id)) {
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332
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333 transformer =
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334 new RealTimeEffectModelTransformer(input, transform);
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335
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336 } else {
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337 std::cerr << "ModelTransformerFactory::createTransformer: Unknown transform \""
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338 << transform.getIdentifier().toStdString() << "\"" << std::endl;
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339 return transformer;
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340 }
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341
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342 if (transformer) transformer->setObjectName(transform.getIdentifier());
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343 return transformer;
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344 }
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345
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346 Model *
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347 ModelTransformerFactory::transform(const Transform &transform,
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348 const ModelTransformer::Input &input,
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349 QString &message)
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350 {
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351 std::cerr << "ModelTransformerFactory::transform: Constructing transformer with input model " << input.getModel() << std::endl;
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352
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353 ModelTransformer *t = createTransformer(transform, input);
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354 if (!t) return 0;
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355
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356 connect(t, SIGNAL(finished()), this, SLOT(transformerFinished()));
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357
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358 m_runningTransformers.insert(t);
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359
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360 t->start();
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361 Model *model = t->detachOutputModel();
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362
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363 if (model) {
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364 QString imn = input.getModel()->objectName();
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365 QString trn =
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366 TransformFactory::getInstance()->getTransformFriendlyName
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367 (transform.getIdentifier());
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368 if (imn != "") {
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369 if (trn != "") {
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370 model->setObjectName(tr("%1: %2").arg(imn).arg(trn));
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371 } else {
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372 model->setObjectName(imn);
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373 }
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374 } else if (trn != "") {
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375 model->setObjectName(trn);
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376 }
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377 } else {
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378 t->wait();
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379 }
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380
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381 message = t->getMessage();
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382
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383 return model;
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384 }
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385
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386 void
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387 ModelTransformerFactory::transformerFinished()
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388 {
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389 QObject *s = sender();
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390 ModelTransformer *transformer = dynamic_cast<ModelTransformer *>(s);
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391
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392 // std::cerr << "ModelTransformerFactory::transformerFinished(" << transformer << ")" << std::endl;
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393
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Chris@331
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394 if (!transformer) {
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Chris@331
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395 std::cerr << "WARNING: ModelTransformerFactory::transformerFinished: sender is not a transformer" << std::endl;
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Chris@320
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396 return;
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Chris@320
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397 }
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Chris@320
|
398
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Chris@331
|
399 if (m_runningTransformers.find(transformer) == m_runningTransformers.end()) {
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Chris@331
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400 std::cerr << "WARNING: ModelTransformerFactory::transformerFinished("
|
Chris@331
|
401 << transformer
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Chris@331
|
402 << "): I have no record of this transformer running!"
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Chris@320
|
403 << std::endl;
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Chris@320
|
404 }
|
Chris@320
|
405
|
Chris@331
|
406 m_runningTransformers.erase(transformer);
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Chris@320
|
407
|
Chris@331
|
408 transformer->wait(); // unnecessary but reassuring
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Chris@331
|
409 delete transformer;
|
Chris@320
|
410 }
|
Chris@320
|
411
|
Chris@320
|
412 void
|
Chris@331
|
413 ModelTransformerFactory::modelAboutToBeDeleted(Model *m)
|
Chris@320
|
414 {
|
Chris@328
|
415 TransformerSet affected;
|
Chris@320
|
416
|
Chris@328
|
417 for (TransformerSet::iterator i = m_runningTransformers.begin();
|
Chris@328
|
418 i != m_runningTransformers.end(); ++i) {
|
Chris@320
|
419
|
Chris@331
|
420 ModelTransformer *t = *i;
|
Chris@320
|
421
|
Chris@320
|
422 if (t->getInputModel() == m || t->getOutputModel() == m) {
|
Chris@320
|
423 affected.insert(t);
|
Chris@320
|
424 }
|
Chris@320
|
425 }
|
Chris@320
|
426
|
Chris@328
|
427 for (TransformerSet::iterator i = affected.begin();
|
Chris@320
|
428 i != affected.end(); ++i) {
|
Chris@320
|
429
|
Chris@331
|
430 ModelTransformer *t = *i;
|
Chris@320
|
431
|
Chris@320
|
432 t->abandon();
|
Chris@320
|
433
|
Chris@320
|
434 t->wait(); // this should eventually call back on
|
Chris@331
|
435 // transformerFinished, which will remove from
|
Chris@328
|
436 // m_runningTransformers and delete.
|
Chris@320
|
437 }
|
Chris@320
|
438 }
|
Chris@320
|
439
|