comparison plugin/transform/RealTimeEffectModelTransformer.cpp @ 350:d7c41483af8f

* Merge from transforms branch -- switch over to using Transform object properly
author Chris Cannam
date Fri, 07 Dec 2007 16:47:31 +0000
parents f620ce48c950
children 876a79afd376
comparison
equal deleted inserted replaced
348:edda24bb85fc 350:d7c41483af8f
23 #include "data/model/SparseTimeValueModel.h" 23 #include "data/model/SparseTimeValueModel.h"
24 #include "data/model/DenseTimeValueModel.h" 24 #include "data/model/DenseTimeValueModel.h"
25 #include "data/model/WritableWaveFileModel.h" 25 #include "data/model/WritableWaveFileModel.h"
26 #include "data/model/WaveFileModel.h" 26 #include "data/model/WaveFileModel.h"
27 27
28 #include "TransformFactory.h"
29
28 #include <iostream> 30 #include <iostream>
29 31
30 RealTimeEffectModelTransformer::RealTimeEffectModelTransformer(Model *inputModel, 32 RealTimeEffectModelTransformer::RealTimeEffectModelTransformer(Input in,
31 QString pluginId, 33 const Transform &transform) :
32 const ExecutionContext &context, 34 ModelTransformer(in, transform),
33 QString configurationXml, 35 m_plugin(0)
34 QString units, 36 {
35 int output) : 37 m_units = TransformFactory::getInstance()->getTransformUnits
36 PluginTransformer(inputModel, context), 38 (transform.getIdentifier());
37 m_pluginId(pluginId), 39 m_outputNo =
38 m_configurationXml(configurationXml), 40 (transform.getOutput() == "A") ? -1 : transform.getOutput().toInt();
39 m_units(units), 41
40 m_plugin(0), 42 QString pluginId = transform.getPluginIdentifier();
41 m_outputNo(output) 43
42 { 44 if (!m_transform.getBlockSize()) m_transform.setBlockSize(1024);
43 if (!m_context.blockSize) m_context.blockSize = 1024;
44 45
45 // std::cerr << "RealTimeEffectModelTransformer::RealTimeEffectModelTransformer: plugin " << pluginId.toStdString() << ", output " << output << std::endl; 46 // std::cerr << "RealTimeEffectModelTransformer::RealTimeEffectModelTransformer: plugin " << pluginId.toStdString() << ", output " << output << std::endl;
46 47
47 RealTimePluginFactory *factory = 48 RealTimePluginFactory *factory =
48 RealTimePluginFactory::instanceFor(pluginId); 49 RealTimePluginFactory::instanceFor(pluginId);
51 std::cerr << "RealTimeEffectModelTransformer: No factory available for plugin id \"" 52 std::cerr << "RealTimeEffectModelTransformer: No factory available for plugin id \""
52 << pluginId.toStdString() << "\"" << std::endl; 53 << pluginId.toStdString() << "\"" << std::endl;
53 return; 54 return;
54 } 55 }
55 56
56 DenseTimeValueModel *input = getInput(); 57 DenseTimeValueModel *input = getConformingInput();
57 if (!input) return; 58 if (!input) return;
58 59
59 m_plugin = factory->instantiatePlugin(pluginId, 0, 0, 60 m_plugin = factory->instantiatePlugin(pluginId, 0, 0,
60 m_input->getSampleRate(), 61 input->getSampleRate(),
61 m_context.blockSize, 62 m_transform.getBlockSize(),
62 input->getChannelCount()); 63 input->getChannelCount());
63 64
64 if (!m_plugin) { 65 if (!m_plugin) {
65 std::cerr << "RealTimeEffectModelTransformer: Failed to instantiate plugin \"" 66 std::cerr << "RealTimeEffectModelTransformer: Failed to instantiate plugin \""
66 << pluginId.toStdString() << "\"" << std::endl; 67 << pluginId.toStdString() << "\"" << std::endl;
67 return; 68 return;
68 } 69 }
69 70
70 if (configurationXml != "") { 71 TransformFactory::getInstance()->setPluginParameters(m_transform, m_plugin);
71 PluginXml(m_plugin).setParametersFromXml(configurationXml);
72 }
73 72
74 if (m_outputNo >= 0 && 73 if (m_outputNo >= 0 &&
75 m_outputNo >= int(m_plugin->getControlOutputCount())) { 74 m_outputNo >= int(m_plugin->getControlOutputCount())) {
76 std::cerr << "RealTimeEffectModelTransformer: Plugin has fewer than desired " << m_outputNo << " control outputs" << std::endl; 75 std::cerr << "RealTimeEffectModelTransformer: Plugin has fewer than desired " << m_outputNo << " control outputs" << std::endl;
77 return; 76 return;
90 m_output = model; 89 m_output = model;
91 90
92 } else { 91 } else {
93 92
94 SparseTimeValueModel *model = new SparseTimeValueModel 93 SparseTimeValueModel *model = new SparseTimeValueModel
95 (input->getSampleRate(), m_context.blockSize, 0.0, 0.0, false); 94 (input->getSampleRate(), m_transform.getBlockSize(), 0.0, 0.0, false);
96 95
97 if (units != "") model->setScaleUnits(units); 96 if (m_units != "") model->setScaleUnits(m_units);
98 97
99 m_output = model; 98 m_output = model;
100 } 99 }
101 } 100 }
102 101
104 { 103 {
105 delete m_plugin; 104 delete m_plugin;
106 } 105 }
107 106
108 DenseTimeValueModel * 107 DenseTimeValueModel *
109 RealTimeEffectModelTransformer::getInput() 108 RealTimeEffectModelTransformer::getConformingInput()
110 { 109 {
111 DenseTimeValueModel *dtvm = 110 DenseTimeValueModel *dtvm =
112 dynamic_cast<DenseTimeValueModel *>(getInputModel()); 111 dynamic_cast<DenseTimeValueModel *>(getInputModel());
113 if (!dtvm) { 112 if (!dtvm) {
114 std::cerr << "RealTimeEffectModelTransformer::getInput: WARNING: Input model is not conformable to DenseTimeValueModel" << std::endl; 113 std::cerr << "RealTimeEffectModelTransformer::getConformingInput: WARNING: Input model is not conformable to DenseTimeValueModel" << std::endl;
115 } 114 }
116 return dtvm; 115 return dtvm;
117 } 116 }
118 117
119 void 118 void
120 RealTimeEffectModelTransformer::run() 119 RealTimeEffectModelTransformer::run()
121 { 120 {
122 DenseTimeValueModel *input = getInput(); 121 DenseTimeValueModel *input = getConformingInput();
123 if (!input) return; 122 if (!input) return;
124 123
125 while (!input->isReady()) { 124 while (!input->isReady()) {
126 if (dynamic_cast<WaveFileModel *>(input)) break; // no need to wait 125 if (dynamic_cast<WaveFileModel *>(input)) break; // no need to wait
127 std::cerr << "RealTimeEffectModelTransformer::run: Waiting for input model to be ready..." << std::endl; 126 std::cerr << "RealTimeEffectModelTransformer::run: Waiting for input model to be ready..." << std::endl;
134 133
135 if (stvm && (m_outputNo >= int(m_plugin->getControlOutputCount()))) return; 134 if (stvm && (m_outputNo >= int(m_plugin->getControlOutputCount()))) return;
136 135
137 size_t sampleRate = input->getSampleRate(); 136 size_t sampleRate = input->getSampleRate();
138 size_t channelCount = input->getChannelCount(); 137 size_t channelCount = input->getChannelCount();
139 if (!wwfm && m_context.channel != -1) channelCount = 1; 138 if (!wwfm && m_input.getChannel() != -1) channelCount = 1;
140 139
141 long blockSize = m_plugin->getBufferSize(); 140 long blockSize = m_plugin->getBufferSize();
142 141
143 float **inbufs = m_plugin->getAudioInputBuffers(); 142 float **inbufs = m_plugin->getAudioInputBuffers();
144 143
145 long startFrame = m_input->getStartFrame(); 144 long startFrame = m_input.getModel()->getStartFrame();
146 long endFrame = m_input->getEndFrame(); 145 long endFrame = m_input.getModel()->getEndFrame();
147 146
148 long contextStart = m_context.startFrame; 147 RealTime contextStartRT = m_transform.getStartTime();
149 long contextDuration = m_context.duration; 148 RealTime contextDurationRT = m_transform.getDuration();
149
150 long contextStart =
151 RealTime::realTime2Frame(contextStartRT, sampleRate);
152
153 long contextDuration =
154 RealTime::realTime2Frame(contextDurationRT, sampleRate);
150 155
151 if (contextStart == 0 || contextStart < startFrame) { 156 if (contextStart == 0 || contextStart < startFrame) {
152 contextStart = startFrame; 157 contextStart = startFrame;
153 } 158 }
154 159
177 long got = 0; 182 long got = 0;
178 183
179 if (channelCount == 1) { 184 if (channelCount == 1) {
180 if (inbufs && inbufs[0]) { 185 if (inbufs && inbufs[0]) {
181 got = input->getData 186 got = input->getData
182 (m_context.channel, blockFrame, blockSize, inbufs[0]); 187 (m_input.getChannel(), blockFrame, blockSize, inbufs[0]);
183 while (got < blockSize) { 188 while (got < blockSize) {
184 inbufs[0][got++] = 0.0; 189 inbufs[0][got++] = 0.0;
185 } 190 }
186 } 191 }
187 for (size_t ch = 1; ch < m_plugin->getAudioInputCount(); ++ch) { 192 for (size_t ch = 1; ch < m_plugin->getAudioInputCount(); ++ch) {