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1 /* -*- c-basic-offset: 8 indent-tabs-mode: t -*- */
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2 /*
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3 Vamp
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4
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5 An API for audio analysis and feature extraction plugins.
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6
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7 Centre for Digital Music, Queen Mary, University of London.
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8 Copyright 2006 Chris Cannam.
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9
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10 Permission is hereby granted, free of charge, to any person
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11 obtaining a copy of this software and associated documentation
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12 files (the "Software"), to deal in the Software without
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13 restriction, including without limitation the rights to use, copy,
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14 modify, merge, publish, distribute, sublicense, and/or sell copies
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15 of the Software, and to permit persons to whom the Software is
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16 furnished to do so, subject to the following conditions:
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17
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18 The above copyright notice and this permission notice shall be
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19 included in all copies or substantial portions of the Software.
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20
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21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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22 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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23 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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24 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
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25 ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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26 CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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27 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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28
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29 Except as contained in this notice, the names of the Centre for
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30 Digital Music; Queen Mary, University of London; and Chris Cannam
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31 shall not be used in advertising or otherwise to promote the sale,
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32 use or other dealings in this Software without prior written
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33 authorization.
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34 */
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35
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36
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37
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38 /**
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39 * This Vamp plugin is a wrapper for Python Scripts. (VamPy)
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40 * Centre for Digital Music, Queen Mary, University of London.
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41 * Copyright 2008, George Fazekas.
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42
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43 TODO: needs more complete error checking
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44 needs correct implementation of Python threading
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45 more efficient data conversion using the buffering interface or ctypes
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46 Vamp programs not implemented
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47 support multiple plugins per script in scanner
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48 ensure proper cleanup, host do a good job though
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49
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50 */
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51
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52 #include <Python.h>
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53 #include "PyPlugin.h"
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54
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55 #ifdef _WIN32
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56 #define pathsep ('\\')
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57 #else
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58 #define pathsep ('/')
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59 #endif
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60
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61 //#define _DEBUG
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62
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63 using std::string;
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64 using std::vector;
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65 using std::cerr;
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66 using std::endl;
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67 using std::map;
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68
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69 // Maps to associate strings with enum values
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70 static std::map<std::string, o::eOutDescriptors> outKeys;
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71 static std::map<std::string, eSampleTypes> sampleKeys;
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72 static std::map<std::string, eFeatureFields> ffKeys;
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73 static std::map<std::string, p::eParmDescriptors> parmKeys;
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74
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75 Mutex PyPlugin::m_pythonInterpreterMutex;
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76 static bool isMapInitialised = false;
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77
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78 PyPlugin::PyPlugin(std::string pluginKey,float inputSampleRate, PyObject *pyInstance) :
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79 Plugin(inputSampleRate),
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80 m_pyInstance(pyInstance),
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81 m_stepSize(0),
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82 m_blockSize(0),
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83 m_channels(0),
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84 m_plugin(pluginKey),
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85 m_class(pluginKey.substr(pluginKey.rfind(':')+1,pluginKey.size()-1)),
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86 m_path((pluginKey.substr(0,pluginKey.rfind(pathsep)))),
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87 m_processType(0),
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88 m_pyProcess(NULL),
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89 m_inputDomain(TimeDomain)
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90 {
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91 }
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92
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93 PyPlugin::~PyPlugin()
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94 {
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95 Py_CLEAR(m_pyProcess);
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96 #ifdef _DEBUG
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97 cerr << "PyPlugin::PyPlugin:" << m_class
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98 << " Instance deleted." << endl;
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99 #endif
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100 }
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101
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102
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103 string
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104 PyPlugin::getIdentifier() const
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105 {
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106 MutexLocker locker(&m_pythonInterpreterMutex);
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107
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108 char method[]="getIdentifier";
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109 cerr << "[call] " << method << endl;
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110 string rString="vampy-x";
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111
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112 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
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113
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114 //Call the method
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115 PyObject *pyString =
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116 PyObject_CallMethod(m_pyInstance, method, NULL);
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117
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118 //Check return value
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119 if (!PyString_Check(pyString)) {
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120 Py_CLEAR(pyString);
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121 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
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122 << "] Expected String return value." << endl;
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123 return rString;
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124 }
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125
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126 rString=PyString_AsString(pyString);
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127 Py_CLEAR(pyString);
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128 return rString;
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129 }
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130 cerr << "Warning: Plugin must return a unique identifier." << endl;
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131 return rString;
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132 }
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133
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134
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135 string
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136 PyPlugin::getName() const
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137 {
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138 MutexLocker locker(&m_pythonInterpreterMutex);
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139
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140 char method[]="getName";
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141 cerr << "[call] " << method << endl;
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142 string rString="VamPy Plugin (Noname)";
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143
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144 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
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145
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146 //Call the method
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147 PyObject *pyString =
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148 PyObject_CallMethod(m_pyInstance, method, NULL);
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149
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150 //Check return value
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151 if (!PyString_Check(pyString)) {
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152 Py_CLEAR(pyString);
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153 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
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154 << "] Expected String return value." << endl;
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155 return rString;
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156 }
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157
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158 rString=PyString_AsString(pyString);
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159 Py_CLEAR(pyString);
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160 }
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161 return rString;
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162 }
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163
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164 string
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165 PyPlugin::getDescription() const
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166 {
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167 MutexLocker locker(&m_pythonInterpreterMutex);
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168
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169 char method[]="getDescription";
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170 cerr << "[call] " << method << endl;
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171 string rString="Not given. (Hint: Implement getDescription method.)";
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172
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173 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
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174
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175 //Call the method
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176 PyObject *pyString =
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177 PyObject_CallMethod(m_pyInstance, method, NULL);
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178
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179 //Check return value
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180 if (!PyString_Check(pyString)) {
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181 Py_CLEAR(pyString);
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182 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
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183 << "] Expected String return value." << endl;
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184 return rString;
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185 }
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186
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187 rString=PyString_AsString(pyString);
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188 Py_CLEAR(pyString);
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189 }
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190 return rString;
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191 }
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192
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193 string
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194 PyPlugin::getMaker() const
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195 {
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196 MutexLocker locker(&m_pythonInterpreterMutex);
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197
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198 char method[]="getMaker";
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199 cerr << "[call] " << method << endl;
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200 string rString="Generic VamPy Plugin.";
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201
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202 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
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203
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204 //Call the method
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205 PyObject *pyString =
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206 PyObject_CallMethod(m_pyInstance, method, NULL);
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207
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208 //Check return value
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209 if (!PyString_Check(pyString)) {
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210 Py_CLEAR(pyString);
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211 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
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212 << "] Expected String return value." << endl;
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213 return rString;
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214 }
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215
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216 rString=PyString_AsString(pyString);
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217 Py_CLEAR(pyString);
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218 }
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219 return rString;
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220 }
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221
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222 int
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223 PyPlugin::getPluginVersion() const
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224 {
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225 return 2;
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226 }
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227
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228 string
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229 PyPlugin::getCopyright() const
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230 {
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231 MutexLocker locker(&m_pythonInterpreterMutex);
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232
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233 char method[]="getCopyright";
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234 cerr << "[call] " << method << endl;
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235 string rString="BSD License";
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236
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237 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
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238
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239 //Call the method
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240 PyObject *pyString =
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241 PyObject_CallMethod(m_pyInstance, method, NULL);
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242
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fazekasgy@0
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243 //Check return value
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fazekasgy@0
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244 if (!PyString_Check(pyString)) {
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245 Py_CLEAR(pyString);
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246 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
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247 << "] Expected String return value." << endl;
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248 return rString;
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249 }
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250
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251
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252 rString=PyString_AsString(pyString);
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253 Py_CLEAR(pyString);
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254 }
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255 return rString;
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256 }
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257
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258
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259 bool
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260 PyPlugin::initialise(size_t channels, size_t stepSize, size_t blockSize)
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261 {
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262 //useful for debugging Python plugins
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263 char method[]="initialise";
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264 cerr << "[call] " << method << endl;
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265
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266 //placing Mutex before these calls causes deadlock
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267 if (channels < getMinChannelCount() ||
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268 channels > getMaxChannelCount()) return false;
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269
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270 m_inputDomain = getInputDomain();
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271
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272 MutexLocker locker(&m_pythonInterpreterMutex);
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273
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274 initMaps();
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275
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276 m_stepSize = stepSize;
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277 m_blockSize = blockSize;
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278 m_channels = channels;
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279
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280 //quering process implementation type
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281 char legacyMethod[]="process";
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282 char numpyMethod[]="processN";
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283
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284 if (PyObject_HasAttrString(m_pyInstance,legacyMethod) &&
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285 m_processType == 0)
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286 {
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287 m_processType = legacyProcess;
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288 m_pyProcess = PyString_FromString(legacyMethod);
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289 }
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290
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291 if (PyObject_HasAttrString(m_pyInstance,numpyMethod) &&
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292 m_processType == 0)
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293 {
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294 m_processType = numpyProcess;
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fazekasgy@6
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295 m_pyProcess = PyString_FromString(numpyMethod);
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fazekasgy@6
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296 }
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fazekasgy@6
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297
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fazekasgy@6
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298 if (!m_processType)
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299 {
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fazekasgy@6
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300 m_processType = not_implemented;
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301 m_pyProcess = NULL;
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fazekasgy@6
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302 cerr << "Warning: Python plugin [" << m_class << "::" << method
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fazekasgy@6
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303 << "] No process implementation found. Plugin will do nothing." << endl;
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304 }
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fazekasgy@6
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305
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fazekasgy@6
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306
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fazekasgy@0
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307 //Check if the method is implemented in Python else return false
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fazekasgy@0
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308 if (PyObject_HasAttrString(m_pyInstance,method)) {
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309
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310 PyObject *pyMethod = PyString_FromString(method);
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fazekasgy@0
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311 PyObject *pyChannels = PyInt_FromSsize_t((Py_ssize_t)channels);
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312 PyObject *pyStepSize = PyInt_FromSsize_t((Py_ssize_t)m_stepSize);
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fazekasgy@0
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313 PyObject *pyBlockSize = PyInt_FromSsize_t((Py_ssize_t)blockSize);
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fazekasgy@0
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314 PyObject *pyInputSampleRate = PyFloat_FromDouble((double)m_inputSampleRate);
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fazekasgy@0
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315
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fazekasgy@0
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316 //Call the method
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fazekasgy@0
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317 PyObject *pyBool =
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318 PyObject_CallMethodObjArgs(m_pyInstance,pyMethod,pyChannels,pyStepSize,pyBlockSize,pyInputSampleRate,NULL);
|
fazekasgy@8
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319
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fazekasgy@0
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320 Py_DECREF(pyMethod);
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fazekasgy@0
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321 Py_DECREF(pyChannels);
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fazekasgy@0
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322 Py_DECREF(pyStepSize);
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fazekasgy@0
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323 Py_DECREF(pyBlockSize);
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fazekasgy@0
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324 Py_DECREF(pyInputSampleRate);
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fazekasgy@0
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325
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fazekasgy@0
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326 //Check return value
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fazekasgy@8
|
327 if (PyErr_Occurred() || !PyBool_Check(pyBool)) {
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fazekasgy@8
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328 PyErr_Print(); PyErr_Clear();
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fazekasgy@0
|
329 Py_CLEAR(pyBool);
|
fazekasgy@0
|
330 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
331 << "] Expected Bool return value." << endl;
|
fazekasgy@0
|
332 return false;
|
fazekasgy@0
|
333 }
|
fazekasgy@0
|
334
|
fazekasgy@0
|
335 if (pyBool == Py_True) {
|
fazekasgy@0
|
336 Py_CLEAR(pyBool);
|
fazekasgy@0
|
337 return true;
|
fazekasgy@0
|
338 } else {
|
fazekasgy@0
|
339 Py_CLEAR(pyBool);
|
fazekasgy@0
|
340 return false;}
|
fazekasgy@0
|
341 }
|
fazekasgy@6
|
342 return false;
|
fazekasgy@0
|
343 }
|
fazekasgy@0
|
344
|
fazekasgy@0
|
345 void
|
fazekasgy@0
|
346 PyPlugin::reset()
|
fazekasgy@0
|
347 {
|
fazekasgy@6
|
348 MutexLocker locker(&m_pythonInterpreterMutex);
|
fazekasgy@6
|
349
|
fazekasgy@6
|
350 char method[]="reset";
|
fazekasgy@6
|
351 cerr << "[call] " << method << endl;
|
fazekasgy@6
|
352
|
fazekasgy@6
|
353 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@6
|
354
|
fazekasgy@6
|
355 PyObject_CallMethod(m_pyInstance, method, NULL);
|
fazekasgy@6
|
356 if (PyErr_Occurred()) { PyErr_Print(); PyErr_Clear(); }
|
fazekasgy@6
|
357
|
fazekasgy@6
|
358 }
|
fazekasgy@0
|
359 }
|
fazekasgy@0
|
360
|
fazekasgy@6
|
361 PyPlugin::InputDomain PyPlugin::getInputDomain() const
|
fazekasgy@0
|
362 {
|
cannam@3
|
363 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
364
|
fazekasgy@0
|
365 char method[]="getInputDomain";
|
fazekasgy@0
|
366 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
367 PyPlugin::InputDomain rValue = TimeDomain; // TimeDomain
|
fazekasgy@0
|
368
|
fazekasgy@0
|
369 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@0
|
370
|
fazekasgy@0
|
371 PyObject *pyString = PyObject_CallMethod(m_pyInstance, method, NULL);
|
fazekasgy@0
|
372
|
fazekasgy@0
|
373 //Check return value
|
fazekasgy@0
|
374 if (!PyString_Check(pyString)) {
|
fazekasgy@0
|
375 Py_CLEAR(pyString);
|
fazekasgy@0
|
376 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
377 << "] Expected String return value." << endl;
|
fazekasgy@0
|
378 return rValue;
|
fazekasgy@0
|
379 }
|
fazekasgy@0
|
380
|
fazekasgy@0
|
381 string domain = (string) PyString_AsString(pyString);
|
fazekasgy@0
|
382 if (domain == "FrequencyDomain") rValue = FrequencyDomain;
|
fazekasgy@0
|
383 Py_CLEAR(pyString);
|
fazekasgy@0
|
384 }
|
fazekasgy@0
|
385 return rValue;
|
fazekasgy@0
|
386 }
|
fazekasgy@0
|
387
|
fazekasgy@6
|
388
|
fazekasgy@0
|
389 size_t PyPlugin::getPreferredBlockSize() const
|
fazekasgy@0
|
390 {
|
cannam@3
|
391 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
392
|
fazekasgy@0
|
393 char method[]="getPreferredBlockSize";
|
fazekasgy@0
|
394 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
395 size_t rValue=0; //not set by default
|
fazekasgy@0
|
396 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@0
|
397 PyObject *pyInt = PyObject_CallMethod(m_pyInstance, method, NULL);
|
fazekasgy@0
|
398
|
fazekasgy@0
|
399 //Check return value
|
fazekasgy@0
|
400 if (!PyInt_Check(pyInt)) {
|
fazekasgy@0
|
401 Py_CLEAR(pyInt);
|
fazekasgy@0
|
402 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
403 << "] Expected Integer return value." << endl;
|
fazekasgy@0
|
404 return rValue;
|
fazekasgy@0
|
405 }
|
fazekasgy@0
|
406
|
fazekasgy@0
|
407 rValue=(size_t)PyInt_AS_LONG(pyInt);
|
fazekasgy@0
|
408 Py_CLEAR(pyInt);
|
fazekasgy@0
|
409 }
|
fazekasgy@0
|
410 return rValue;
|
fazekasgy@0
|
411 }
|
fazekasgy@0
|
412
|
fazekasgy@0
|
413 //size_t PyPlugin::getPreferredStepSize() const { return 0; }
|
fazekasgy@0
|
414 size_t PyPlugin::getPreferredStepSize() const
|
fazekasgy@0
|
415 {
|
cannam@3
|
416 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
417
|
fazekasgy@0
|
418 char method[]="getPreferredStepSize";
|
fazekasgy@0
|
419 cerr << "[call] " << method << endl;
|
fazekasgy@8
|
420 size_t rValue=1024; //not set by default
|
fazekasgy@0
|
421 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@0
|
422 PyObject *pyInt = PyObject_CallMethod(m_pyInstance, method, NULL);
|
fazekasgy@0
|
423
|
fazekasgy@0
|
424 //Check return value
|
fazekasgy@0
|
425 if (!PyInt_Check(pyInt)) {
|
fazekasgy@0
|
426 Py_CLEAR(pyInt);
|
fazekasgy@0
|
427 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
428 << "] Expected Integer return value." << endl;
|
fazekasgy@0
|
429 return rValue;
|
fazekasgy@0
|
430 }
|
fazekasgy@0
|
431
|
fazekasgy@0
|
432 rValue=(size_t)PyInt_AS_LONG(pyInt);
|
fazekasgy@0
|
433 Py_CLEAR(pyInt);
|
fazekasgy@0
|
434 }
|
fazekasgy@0
|
435 return rValue;
|
fazekasgy@0
|
436 }
|
fazekasgy@0
|
437
|
fazekasgy@0
|
438 size_t PyPlugin::getMinChannelCount() const
|
fazekasgy@0
|
439 {
|
cannam@3
|
440 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
441
|
fazekasgy@0
|
442 char method[]="getMinChannelCount";
|
fazekasgy@0
|
443 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
444 size_t rValue=1; //default value
|
fazekasgy@0
|
445 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@0
|
446 PyObject *pyInt = PyObject_CallMethod(m_pyInstance, method, NULL);
|
fazekasgy@0
|
447
|
fazekasgy@0
|
448 //Check return value
|
fazekasgy@0
|
449 if (!PyInt_Check(pyInt)) {
|
fazekasgy@0
|
450 Py_CLEAR(pyInt);
|
fazekasgy@0
|
451 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
452 << "] Expected String return value." << endl;
|
fazekasgy@0
|
453 return rValue;
|
fazekasgy@0
|
454 }
|
fazekasgy@0
|
455
|
fazekasgy@0
|
456 rValue=(size_t)PyInt_AS_LONG(pyInt);
|
fazekasgy@0
|
457 Py_CLEAR(pyInt);
|
fazekasgy@0
|
458 }
|
fazekasgy@0
|
459 return rValue;
|
fazekasgy@0
|
460 }
|
fazekasgy@0
|
461
|
fazekasgy@0
|
462 size_t PyPlugin::getMaxChannelCount() const
|
fazekasgy@0
|
463 {
|
cannam@3
|
464 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
465
|
fazekasgy@0
|
466 char method[]="getMaxChannelCount";
|
fazekasgy@0
|
467 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
468 size_t rValue=1; //default value
|
fazekasgy@0
|
469 if ( PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@0
|
470 PyObject *pyInt = PyObject_CallMethod(m_pyInstance, method, NULL);
|
fazekasgy@0
|
471
|
fazekasgy@0
|
472 //Check return value
|
fazekasgy@0
|
473 if (!PyInt_Check(pyInt)) {
|
fazekasgy@0
|
474 Py_CLEAR(pyInt);
|
fazekasgy@0
|
475 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
476 << "] Expected String return value." << endl;
|
fazekasgy@0
|
477 return rValue;
|
fazekasgy@0
|
478 }
|
fazekasgy@0
|
479
|
fazekasgy@0
|
480 rValue=(size_t)PyInt_AS_LONG(pyInt);
|
fazekasgy@0
|
481 Py_CLEAR(pyInt);
|
fazekasgy@0
|
482 }
|
fazekasgy@0
|
483 return rValue;
|
fazekasgy@0
|
484 }
|
fazekasgy@0
|
485
|
fazekasgy@0
|
486
|
fazekasgy@0
|
487 PyPlugin::OutputList
|
fazekasgy@0
|
488 PyPlugin::getOutputDescriptors() const
|
fazekasgy@0
|
489 {
|
fazekasgy@6
|
490
|
cannam@3
|
491 MutexLocker locker(&m_pythonInterpreterMutex);
|
fazekasgy@6
|
492
|
fazekasgy@0
|
493 //PyEval_AcquireThread(newThreadState);
|
fazekasgy@0
|
494 OutputList list;
|
fazekasgy@0
|
495 OutputDescriptor od;
|
fazekasgy@0
|
496 char method[]="getOutputDescriptors";
|
fazekasgy@0
|
497 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
498
|
fazekasgy@0
|
499 //Check if the method is implemented in Python
|
fazekasgy@6
|
500 if ( ! PyObject_HasAttrString(m_pyInstance,method) ) return list;
|
fazekasgy@0
|
501
|
fazekasgy@0
|
502 //Call the method: must return list object (new reference)
|
fazekasgy@0
|
503 PyObject *pyList =
|
fazekasgy@0
|
504 PyObject_CallMethod(m_pyInstance,method, NULL);
|
fazekasgy@0
|
505
|
fazekasgy@0
|
506 //Check return type
|
fazekasgy@0
|
507 if (! PyList_Check(pyList) ) {
|
fazekasgy@0
|
508 Py_CLEAR(pyList);
|
fazekasgy@0
|
509 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
510 << "] Expected List return type." << endl;
|
fazekasgy@0
|
511 return list;
|
fazekasgy@0
|
512 }
|
fazekasgy@0
|
513
|
fazekasgy@0
|
514 //These will all be borrowed references (no need to DECREF)
|
fazekasgy@0
|
515 PyObject *pyDict, *pyKey, *pyValue;
|
fazekasgy@0
|
516
|
fazekasgy@0
|
517 //Parse Output List
|
fazekasgy@0
|
518 for (Py_ssize_t i = 0; i < PyList_GET_SIZE(pyList); ++i) {
|
fazekasgy@0
|
519
|
cannam@18
|
520 //Get i-th Vamp output descriptor (Borrowed Reference)
|
fazekasgy@0
|
521 pyDict = PyList_GET_ITEM(pyList,i);
|
fazekasgy@0
|
522
|
fazekasgy@0
|
523 //We only care about dictionaries holding output descriptors
|
fazekasgy@0
|
524 if ( !PyDict_Check(pyDict) ) continue;
|
fazekasgy@0
|
525
|
fazekasgy@0
|
526 Py_ssize_t pyPos = NULL;
|
fazekasgy@0
|
527 initMaps();
|
fazekasgy@0
|
528
|
fazekasgy@0
|
529 //Python Sequence Iterator
|
fazekasgy@0
|
530 while (PyDict_Next(pyDict, &pyPos, &pyKey, &pyValue))
|
fazekasgy@0
|
531 {
|
fazekasgy@0
|
532 switch (outKeys[PyString_AsString(pyKey)])
|
fazekasgy@0
|
533 {
|
cannam@18
|
534 case o::not_found :
|
cannam@18
|
535 cerr << "Unknown key in Vamp OutputDescriptor: " << PyString_AsString(pyKey) << endl;
|
fazekasgy@0
|
536 break;
|
cannam@18
|
537 case o::identifier:
|
fazekasgy@0
|
538 od.identifier = PyString_AsString(pyValue);
|
fazekasgy@0
|
539 break;
|
cannam@18
|
540 case o::name:
|
fazekasgy@0
|
541 od.name = PyString_AsString(pyValue);
|
fazekasgy@0
|
542 break;
|
cannam@18
|
543 case o::description:
|
fazekasgy@0
|
544 od.description = PyString_AsString(pyValue);
|
fazekasgy@0
|
545 break;
|
cannam@18
|
546 case o::unit:
|
fazekasgy@0
|
547 od.unit = PyString_AsString(pyValue);
|
fazekasgy@0
|
548 break;
|
cannam@18
|
549 case o::hasFixedBinCount:
|
fazekasgy@0
|
550 od.hasFixedBinCount = (bool) PyInt_AS_LONG(pyValue);
|
fazekasgy@0
|
551 break;
|
cannam@18
|
552 case o::binCount:
|
fazekasgy@0
|
553 od.binCount = (size_t) PyInt_AS_LONG(pyValue);
|
fazekasgy@0
|
554 break;
|
cannam@18
|
555 case o::binNames:
|
fazekasgy@0
|
556 od.binNames = PyList_To_StringVector(pyValue);
|
fazekasgy@0
|
557 break;
|
cannam@18
|
558 case o::hasKnownExtents:
|
fazekasgy@0
|
559 od.hasKnownExtents = (bool) PyInt_AS_LONG(pyValue);
|
fazekasgy@0
|
560 break;
|
cannam@18
|
561 case o::minValue:
|
fazekasgy@0
|
562 od.minValue = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@0
|
563 break;
|
cannam@18
|
564 case o::maxValue:
|
fazekasgy@0
|
565 od.maxValue = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@0
|
566 break;
|
cannam@18
|
567 case o::isQuantized:
|
fazekasgy@0
|
568 od.isQuantized = (bool) PyInt_AS_LONG(pyValue);
|
fazekasgy@0
|
569 break;
|
cannam@18
|
570 case o::quantizeStep:
|
fazekasgy@0
|
571 od.quantizeStep = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@0
|
572 break;
|
cannam@18
|
573 case o::sampleType:
|
fazekasgy@0
|
574 od.sampleType = (OutputDescriptor::SampleType) sampleKeys[PyString_AsString(pyValue)];
|
fazekasgy@0
|
575 break;
|
cannam@18
|
576 case o::sampleRate:
|
fazekasgy@0
|
577 od.sampleRate = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@8
|
578 // od.sampleRate = m_inputSampleRate / m_stepSize;
|
fazekasgy@8
|
579 cerr << od.sampleRate << endl;
|
fazekasgy@0
|
580 break;
|
cannam@18
|
581 case o::hasDuration:
|
cannam@18
|
582 od.hasDuration = (bool)PyInt_AS_LONG(pyValue);
|
cannam@18
|
583 break;
|
fazekasgy@0
|
584 default :
|
cannam@18
|
585 cerr << "Invalid key in Vamp OutputDescriptor: " << PyString_AsString(pyKey) << endl;
|
fazekasgy@6
|
586 }
|
fazekasgy@6
|
587 } // while dict
|
fazekasgy@0
|
588 list.push_back(od);
|
fazekasgy@6
|
589 } // for list
|
fazekasgy@0
|
590 Py_CLEAR(pyList);
|
fazekasgy@0
|
591 return list;
|
fazekasgy@0
|
592 }
|
fazekasgy@0
|
593
|
fazekasgy@0
|
594 PyPlugin::ParameterList
|
fazekasgy@0
|
595 PyPlugin::getParameterDescriptors() const
|
fazekasgy@0
|
596 {
|
cannam@3
|
597 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
598
|
fazekasgy@0
|
599 ParameterList list;
|
fazekasgy@0
|
600 ParameterDescriptor pd;
|
fazekasgy@0
|
601 char method[]="getParameterDescriptors";
|
fazekasgy@0
|
602 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
603
|
fazekasgy@0
|
604 //Check if the method is implemented in Python
|
fazekasgy@6
|
605 if ( ! PyObject_HasAttrString(m_pyInstance,method) ) return list;
|
fazekasgy@0
|
606
|
fazekasgy@0
|
607 //Call the method: must return list object (new reference)
|
fazekasgy@0
|
608 PyObject *pyList =
|
fazekasgy@0
|
609 PyObject_CallMethod(m_pyInstance,method, NULL);
|
fazekasgy@0
|
610
|
fazekasgy@0
|
611 //Check return type
|
fazekasgy@0
|
612 if (! PyList_Check(pyList) ) {
|
fazekasgy@0
|
613 Py_CLEAR(pyList);
|
fazekasgy@0
|
614 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
615 << "] Expected List return type." << endl;
|
fazekasgy@0
|
616 return list;
|
fazekasgy@0
|
617 }
|
fazekasgy@0
|
618
|
fazekasgy@0
|
619
|
fazekasgy@0
|
620 //These will all be borrowed references (no need to DECREF)
|
fazekasgy@0
|
621 PyObject *pyDict, *pyKey, *pyValue;
|
fazekasgy@0
|
622
|
fazekasgy@0
|
623 //Parse Output List
|
fazekasgy@0
|
624 for (Py_ssize_t i = 0; i < PyList_GET_SIZE(pyList); ++i) {
|
fazekasgy@0
|
625
|
cannam@18
|
626 //Get i-th Vamp output descriptor (Borrowed Reference)
|
fazekasgy@0
|
627 pyDict = PyList_GET_ITEM(pyList,i);
|
fazekasgy@0
|
628
|
fazekasgy@0
|
629 //We only care about dictionaries holding output descriptors
|
fazekasgy@0
|
630 if ( !PyDict_Check(pyDict) ) continue;
|
fazekasgy@0
|
631
|
fazekasgy@0
|
632 Py_ssize_t pyPos = NULL;
|
fazekasgy@0
|
633 initMaps();
|
fazekasgy@0
|
634
|
fazekasgy@0
|
635 //Python Sequence Iterator
|
fazekasgy@0
|
636 while (PyDict_Next(pyDict, &pyPos, &pyKey, &pyValue))
|
fazekasgy@0
|
637 {
|
fazekasgy@0
|
638 switch (parmKeys[PyString_AsString(pyKey)])
|
fazekasgy@0
|
639 {
|
cannam@18
|
640 case p::not_found :
|
cannam@18
|
641 cerr << "Unknown key in Vamp OutputDescriptor: " << PyString_AsString(pyKey) << endl;
|
fazekasgy@0
|
642 break;
|
fazekasgy@0
|
643 case p::identifier:
|
fazekasgy@0
|
644 pd.identifier = PyString_AsString(pyValue);
|
fazekasgy@0
|
645 break;
|
fazekasgy@0
|
646 case p::name:
|
fazekasgy@0
|
647 pd.name = PyString_AsString(pyValue);
|
fazekasgy@0
|
648 break;
|
fazekasgy@0
|
649 case p::description:
|
fazekasgy@0
|
650 pd.description = PyString_AsString(pyValue);
|
fazekasgy@0
|
651 break;
|
fazekasgy@0
|
652 case p::unit:
|
fazekasgy@0
|
653 pd.unit = PyString_AsString(pyValue);
|
fazekasgy@0
|
654 break;
|
fazekasgy@0
|
655 case p::minValue:
|
fazekasgy@0
|
656 pd.minValue = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@0
|
657 break;
|
fazekasgy@0
|
658 case p::maxValue:
|
fazekasgy@0
|
659 pd.maxValue = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@0
|
660 break;
|
fazekasgy@0
|
661 case p::defaultValue:
|
fazekasgy@0
|
662 pd.defaultValue = (float) PyFloat_AS_DOUBLE(pyValue);
|
fazekasgy@0
|
663 break;
|
fazekasgy@0
|
664 case p::isQuantized:
|
fazekasgy@0
|
665 pd.isQuantized = (bool) PyInt_AS_LONG(pyValue);
|
cannam@22
|
666 break; case p::quantizeStep:
|
cannam@22
|
667 pd.quantizeStep = (float) PyFloat_AS_DOUBLE(pyValue);
|
cannam@22
|
668 break;
|
fazekasgy@0
|
669 default :
|
cannam@18
|
670 cerr << "Invalid key in Vamp OutputDescriptor: " << PyString_AsString(pyKey) << endl;
|
fazekasgy@6
|
671 }
|
fazekasgy@6
|
672 } // while dict
|
fazekasgy@0
|
673 list.push_back(pd);
|
fazekasgy@6
|
674 } // for list
|
fazekasgy@0
|
675 Py_CLEAR(pyList);
|
fazekasgy@0
|
676 return list;
|
fazekasgy@0
|
677 }
|
fazekasgy@0
|
678
|
fazekasgy@0
|
679 void PyPlugin::setParameter(std::string paramid, float newval)
|
fazekasgy@0
|
680 {
|
cannam@3
|
681 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
682
|
fazekasgy@0
|
683 char method[]="setParameter";
|
fazekasgy@0
|
684 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
685
|
fazekasgy@0
|
686 //Check if the method is implemented in Python
|
fazekasgy@0
|
687 if (PyObject_HasAttrString(m_pyInstance,method)) {
|
fazekasgy@0
|
688
|
fazekasgy@0
|
689 PyObject *pyMethod = PyString_FromString(method);
|
fazekasgy@0
|
690 PyObject *pyParamid = PyString_FromString(paramid.c_str());
|
fazekasgy@0
|
691 PyObject *pyNewval = PyFloat_FromDouble((double)newval);
|
fazekasgy@0
|
692
|
fazekasgy@0
|
693 //Call the method
|
fazekasgy@0
|
694 PyObject *pyBool =
|
fazekasgy@0
|
695 PyObject_CallMethodObjArgs(m_pyInstance,pyMethod,pyParamid,pyNewval,NULL);
|
fazekasgy@0
|
696
|
fazekasgy@0
|
697 //This only happens if there is a syntax error or so
|
fazekasgy@0
|
698 if (pyBool == NULL) {
|
fazekasgy@0
|
699 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
700 << "] Error setting parameter: " << paramid << endl;
|
fazekasgy@0
|
701 if (PyErr_Occurred()) { PyErr_Print(); PyErr_Clear(); }
|
fazekasgy@0
|
702 }
|
fazekasgy@0
|
703
|
fazekasgy@0
|
704 Py_DECREF(pyMethod);
|
fazekasgy@0
|
705 Py_DECREF(pyParamid);
|
fazekasgy@0
|
706 Py_DECREF(pyNewval);
|
fazekasgy@0
|
707 }
|
fazekasgy@0
|
708 }
|
fazekasgy@0
|
709
|
fazekasgy@0
|
710 float PyPlugin::getParameter(std::string paramid) const
|
fazekasgy@0
|
711 {
|
cannam@3
|
712 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
713
|
fazekasgy@0
|
714 char method[]="getParameter";
|
fazekasgy@0
|
715 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
716 float rValue = 0.0f;
|
fazekasgy@0
|
717
|
fazekasgy@0
|
718 //Check if the method is implemented in Python
|
fazekasgy@0
|
719 if (PyObject_HasAttrString(m_pyInstance,method)) {
|
fazekasgy@0
|
720
|
fazekasgy@0
|
721 PyObject *pyMethod = PyString_FromString(method);
|
fazekasgy@0
|
722 PyObject *pyParamid = PyString_FromString(paramid.c_str());
|
fazekasgy@0
|
723
|
fazekasgy@0
|
724 //Call the method
|
fazekasgy@0
|
725 PyObject *pyFloat =
|
fazekasgy@0
|
726 PyObject_CallMethodObjArgs(m_pyInstance,pyMethod,pyParamid,NULL);
|
fazekasgy@0
|
727
|
fazekasgy@0
|
728 //Check return type
|
fazekasgy@0
|
729 if (! PyFloat_Check(pyFloat) ) {
|
fazekasgy@0
|
730 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
731 << "] Expected Float return type." << endl;
|
fazekasgy@0
|
732 if (PyErr_Occurred()) { PyErr_Print(); PyErr_Clear(); }
|
fazekasgy@0
|
733 Py_CLEAR(pyFloat);
|
fazekasgy@0
|
734 return rValue;
|
fazekasgy@0
|
735 }
|
fazekasgy@0
|
736
|
fazekasgy@0
|
737 rValue = (float) PyFloat_AS_DOUBLE(pyFloat);
|
fazekasgy@0
|
738
|
fazekasgy@0
|
739 Py_DECREF(pyMethod);
|
fazekasgy@0
|
740 Py_DECREF(pyParamid);
|
fazekasgy@0
|
741 Py_DECREF(pyFloat);
|
fazekasgy@0
|
742 }
|
fazekasgy@0
|
743
|
fazekasgy@0
|
744 return rValue;
|
fazekasgy@0
|
745 }
|
fazekasgy@0
|
746
|
fazekasgy@0
|
747 #ifdef _DEBUG
|
fazekasgy@0
|
748 static int proccounter = 0;
|
fazekasgy@0
|
749 #endif
|
fazekasgy@0
|
750
|
fazekasgy@0
|
751 PyPlugin::FeatureSet
|
fazekasgy@0
|
752 PyPlugin::process(const float *const *inputBuffers,
|
fazekasgy@0
|
753 Vamp::RealTime timestamp)
|
fazekasgy@0
|
754 {
|
cannam@3
|
755 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
756
|
fazekasgy@6
|
757 #ifdef _DEBUG
|
fazekasgy@6
|
758 cerr << "[call] process, frame:" << proccounter << endl;
|
fazekasgy@6
|
759 proccounter++;
|
fazekasgy@6
|
760 #endif
|
fazekasgy@6
|
761
|
fazekasgy@8
|
762 if (m_blockSize == 0 || m_channels == 0) {
|
fazekasgy@0
|
763 cerr << "ERROR: PyPlugin::process: "
|
fazekasgy@0
|
764 << "Plugin has not been initialised" << endl;
|
fazekasgy@0
|
765 return FeatureSet();
|
fazekasgy@0
|
766 }
|
fazekasgy@0
|
767
|
fazekasgy@6
|
768 if (m_processType == not_implemented) {
|
fazekasgy@6
|
769 cerr << "ERROR: In Python plugin [" << m_class
|
fazekasgy@6
|
770 << "] No process implementation found. Returning empty feature set." << endl;
|
fazekasgy@6
|
771 return FeatureSet();
|
fazekasgy@6
|
772 }
|
fazekasgy@0
|
773
|
fazekasgy@6
|
774 string method=PyString_AsString(m_pyProcess);
|
fazekasgy@6
|
775
|
fazekasgy@6
|
776 PyObject *pyOutputList = NULL;
|
fazekasgy@0
|
777
|
fazekasgy@6
|
778 /*new numPy support*/
|
fazekasgy@6
|
779 if (m_processType == numpyProcess) {
|
fazekasgy@8
|
780
|
fazekasgy@8
|
781 //create a list of buffers
|
fazekasgy@8
|
782 PyObject *pyChannelList = PyList_New((Py_ssize_t) m_channels);
|
fazekasgy@8
|
783 for (size_t i=0; i < m_channels; ++i) {
|
fazekasgy@6
|
784
|
fazekasgy@8
|
785 //Expose memory using the Buffer Interface of C/API
|
fazekasgy@8
|
786 //This will virtually pass a pointer which can be
|
fazekasgy@8
|
787 //recasted in Python code as float or complex array
|
fazekasgy@8
|
788 PyObject *pyBuffer = PyBuffer_FromMemory
|
fazekasgy@8
|
789 ((void *) (float *) inputBuffers[i],
|
fazekasgy@8
|
790 (Py_ssize_t) sizeof(float) * m_blockSize);
|
fazekasgy@6
|
791
|
fazekasgy@8
|
792 PyList_SET_ITEM(pyChannelList, (Py_ssize_t) i, pyBuffer);
|
fazekasgy@8
|
793 }
|
fazekasgy@8
|
794
|
fazekasgy@8
|
795 //pass RealTime as frameCount
|
fazekasgy@8
|
796 PyObject *pyLongSample = PyLong_FromLong (
|
fazekasgy@8
|
797 Vamp::RealTime::realTime2Frame
|
fazekasgy@8
|
798 (timestamp, (unsigned int) m_inputSampleRate));
|
fazekasgy@6
|
799
|
fazekasgy@8
|
800 //Call python process (returns new reference)
|
fazekasgy@8
|
801 pyOutputList = PyObject_CallMethodObjArgs
|
fazekasgy@8
|
802 (m_pyInstance,m_pyProcess,pyChannelList,pyLongSample,NULL);
|
fazekasgy@8
|
803
|
fazekasgy@8
|
804 Py_DECREF(pyChannelList);
|
fazekasgy@8
|
805 Py_DECREF(pyLongSample);
|
fazekasgy@6
|
806
|
fazekasgy@6
|
807 }
|
fazekasgy@6
|
808
|
fazekasgy@6
|
809 if (m_processType == legacyProcess) {
|
fazekasgy@0
|
810
|
fazekasgy@8
|
811 //create a list of lists
|
fazekasgy@8
|
812 PyObject *pyChannelList = PyList_New((Py_ssize_t) m_channels);
|
fazekasgy@8
|
813 for (size_t i=0; i < m_channels; ++i) {
|
fazekasgy@0
|
814
|
fazekasgy@8
|
815 //Declare new list object
|
fazekasgy@8
|
816 PyObject *pyFloat, *pyList;
|
fazekasgy@8
|
817 pyList = PyList_New((Py_ssize_t) m_blockSize);
|
fazekasgy@8
|
818
|
fazekasgy@8
|
819 //Pack samples into a Python List Object
|
fazekasgy@8
|
820 //pyFloat types will always be new references,
|
fazekasgy@8
|
821 //these will be discarded when the list is deallocated
|
fazekasgy@8
|
822 for (size_t j = 0; j < m_blockSize; ++j) {
|
fazekasgy@8
|
823 pyFloat=PyFloat_FromDouble(
|
fazekasgy@8
|
824 (double) inputBuffers[i][j]);
|
fazekasgy@8
|
825 PyList_SET_ITEM(pyList, (Py_ssize_t) j, pyFloat);
|
fazekasgy@8
|
826 }
|
fazekasgy@8
|
827 PyList_SET_ITEM(pyChannelList, (Py_ssize_t) i, pyList);
|
fazekasgy@8
|
828 }
|
fazekasgy@8
|
829
|
fazekasgy@8
|
830 //pass RealTime as frameCount
|
fazekasgy@8
|
831 PyObject *pyLongSample = PyLong_FromLong (
|
fazekasgy@8
|
832 Vamp::RealTime::realTime2Frame
|
fazekasgy@8
|
833 (timestamp, (unsigned int) m_inputSampleRate));
|
fazekasgy@8
|
834
|
fazekasgy@8
|
835 //Call python process (returns new reference)
|
fazekasgy@8
|
836 pyOutputList = PyObject_CallMethodObjArgs
|
fazekasgy@8
|
837 (m_pyInstance,m_pyProcess,pyChannelList,pyLongSample,NULL);
|
fazekasgy@8
|
838
|
fazekasgy@8
|
839 Py_DECREF(pyChannelList);
|
fazekasgy@8
|
840 Py_DECREF(pyLongSample);
|
fazekasgy@8
|
841
|
fazekasgy@0
|
842 }
|
fazekasgy@6
|
843
|
fazekasgy@8
|
844 //return nothing
|
fazekasgy@8
|
845 //Py_CLEAR(pyOutputList);
|
fazekasgy@8
|
846 //return FeatureSet();
|
fazekasgy@0
|
847
|
fazekasgy@0
|
848 //Check return type
|
fazekasgy@0
|
849 if (pyOutputList == NULL || !PyList_Check(pyOutputList) ) {
|
fazekasgy@0
|
850 if (pyOutputList == NULL) {
|
fazekasgy@0
|
851 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
852 << "] Unexpected result." << endl;
|
fazekasgy@0
|
853 if (PyErr_Occurred()) { PyErr_Print(); PyErr_Clear(); }
|
fazekasgy@0
|
854 } else {
|
fazekasgy@0
|
855 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
856 << "] Expected List return type." << endl;
|
fazekasgy@0
|
857 }
|
fazekasgy@0
|
858 Py_CLEAR(pyOutputList);
|
fazekasgy@0
|
859 return FeatureSet();
|
fazekasgy@0
|
860 }
|
fazekasgy@0
|
861
|
fazekasgy@0
|
862 // Py_DECREF(pyList);
|
fazekasgy@0
|
863 // This appears to be tracked by the cyclic garbage collector
|
fazekasgy@0
|
864 // hence decrefing produces GC error
|
fazekasgy@0
|
865 #ifdef _DEBUG
|
fazekasgy@0
|
866 cerr << "Process Returned Features" << endl;
|
fazekasgy@0
|
867 #endif
|
fazekasgy@0
|
868 // These will ALL be borrowed references
|
fazekasgy@0
|
869 PyObject *pyFeatureList, *pyDict, *pyKey, *pyValue;
|
fazekasgy@0
|
870
|
fazekasgy@0
|
871 FeatureSet returnFeatures;
|
fazekasgy@0
|
872
|
fazekasgy@0
|
873 //Parse Output List for each element (FeatureSet)
|
fazekasgy@0
|
874 for (Py_ssize_t i = 0;
|
fazekasgy@0
|
875 i < PyList_GET_SIZE(pyOutputList); ++i) {
|
fazekasgy@0
|
876 //cerr << "output (FeatureSet): " << i << endl;
|
fazekasgy@0
|
877
|
fazekasgy@0
|
878 //Get i-th FeatureList (Borrowed Reference)
|
fazekasgy@0
|
879 pyFeatureList = PyList_GET_ITEM(pyOutputList,i);
|
fazekasgy@0
|
880
|
fazekasgy@0
|
881 //Parse FeatureList for each element (Feature)
|
fazekasgy@0
|
882 for (Py_ssize_t j = 0; j < PyList_GET_SIZE(pyFeatureList); ++j) {
|
fazekasgy@0
|
883 //cerr << "element (FeatureList): " << j << endl;
|
fazekasgy@0
|
884
|
fazekasgy@0
|
885 //Get j-th Feature (Borrowed Reference)
|
fazekasgy@0
|
886 pyDict = PyList_GET_ITEM(pyFeatureList,j);
|
fazekasgy@0
|
887
|
fazekasgy@0
|
888 //We only care about dictionaries holding a Feature struct
|
fazekasgy@0
|
889 if ( !PyDict_Check(pyDict) ) continue;
|
fazekasgy@0
|
890
|
fazekasgy@0
|
891 Py_ssize_t pyPos = NULL;
|
fazekasgy@0
|
892 bool emptyFeature = true;
|
fazekasgy@0
|
893 Feature feature;
|
fazekasgy@0
|
894
|
fazekasgy@0
|
895 //process::Python Sequence Iterator for dictionary
|
fazekasgy@0
|
896 while (PyDict_Next(pyDict, &pyPos, &pyKey, &pyValue))
|
fazekasgy@0
|
897 {
|
fazekasgy@0
|
898 emptyFeature = false;
|
fazekasgy@0
|
899 switch (ffKeys[PyString_AsString(pyKey)])
|
fazekasgy@0
|
900 {
|
cannam@18
|
901 case unknown:
|
cannam@18
|
902 cerr << "Unknown key in Vamp FeatureSet: "
|
fazekasgy@0
|
903 << PyString_AsString(pyKey) << endl;
|
fazekasgy@0
|
904 break;
|
fazekasgy@0
|
905 case hasTimestamp:
|
fazekasgy@0
|
906 feature.hasTimestamp = (bool) PyInt_AS_LONG(pyValue);
|
fazekasgy@0
|
907 break;
|
fazekasgy@0
|
908 case timeStamp:
|
fazekasgy@8
|
909 feature.timestamp =
|
fazekasgy@8
|
910 Vamp::RealTime::frame2RealTime(
|
fazekasgy@8
|
911 PyLong_AsLong(pyValue),
|
fazekasgy@8
|
912 (unsigned int) m_inputSampleRate );
|
fazekasgy@8
|
913 #ifdef _DEBUG
|
fazekasgy@8
|
914 cerr << "Timestamp: "
|
fazekasgy@8
|
915 << (long)PyLong_AsLong(pyValue) << ", ->"
|
fazekasgy@8
|
916 << feature.timestamp.toString() << endl;
|
fazekasgy@8
|
917 #endif
|
fazekasgy@0
|
918 break;
|
cannam@18
|
919 case hasDuration:
|
cannam@18
|
920 feature.hasDuration = (bool) PyInt_AS_LONG(pyValue);
|
cannam@18
|
921 break;
|
cannam@18
|
922 case duration:
|
cannam@18
|
923 feature.duration =
|
cannam@18
|
924 Vamp::RealTime::frame2RealTime(
|
cannam@18
|
925 PyLong_AsLong(pyValue),
|
cannam@18
|
926 (unsigned int) m_inputSampleRate );
|
cannam@18
|
927 #ifdef _DEBUG
|
cannam@18
|
928 cerr << "Duration: "
|
cannam@18
|
929 << (long)PyLong_AsLong(pyValue) << ", ->"
|
cannam@18
|
930 << feature.duration.toString() << endl;
|
cannam@18
|
931 #endif
|
cannam@18
|
932 break;
|
fazekasgy@0
|
933 case values:
|
fazekasgy@0
|
934 feature.values = PyList_As_FloatVector(pyValue);
|
fazekasgy@0
|
935 break;
|
fazekasgy@0
|
936 case label:
|
fazekasgy@0
|
937 feature.label = PyString_AsString(pyValue);
|
fazekasgy@0
|
938 break;
|
fazekasgy@0
|
939 default :
|
cannam@18
|
940 cerr << "Invalid key in Vamp FeatureSet: "
|
fazekasgy@0
|
941 << PyString_AsString(pyKey) << endl;
|
fazekasgy@0
|
942 } // switch
|
fazekasgy@0
|
943
|
fazekasgy@0
|
944 } // while
|
fazekasgy@0
|
945 if (emptyFeature) cerr << "Warning: This feature is empty or badly formatted." << endl;
|
fazekasgy@0
|
946 else returnFeatures[i].push_back(feature);
|
fazekasgy@0
|
947
|
fazekasgy@0
|
948 }// for j = FeatureList
|
fazekasgy@0
|
949
|
fazekasgy@0
|
950 }//for i = FeatureSet
|
fazekasgy@0
|
951 Py_CLEAR(pyOutputList);
|
fazekasgy@0
|
952 return returnFeatures;
|
fazekasgy@0
|
953 }
|
fazekasgy@0
|
954
|
fazekasgy@0
|
955
|
fazekasgy@0
|
956
|
fazekasgy@0
|
957 PyPlugin::FeatureSet
|
fazekasgy@0
|
958 PyPlugin::getRemainingFeatures()
|
fazekasgy@0
|
959 {
|
cannam@3
|
960 MutexLocker locker(&m_pythonInterpreterMutex);
|
cannam@3
|
961
|
fazekasgy@0
|
962 static char method[]="getRemainingFeatures";
|
fazekasgy@0
|
963 cerr << "[call] " << method << endl;
|
fazekasgy@0
|
964
|
fazekasgy@0
|
965 //check if the method is implemented
|
fazekasgy@0
|
966 if ( ! PyObject_HasAttrString(m_pyInstance,method) ) {
|
fazekasgy@0
|
967 return FeatureSet();
|
fazekasgy@0
|
968 }
|
fazekasgy@0
|
969
|
fazekasgy@0
|
970 PyObject *pyMethod = PyString_FromString(method);
|
fazekasgy@0
|
971
|
fazekasgy@0
|
972 PyObject *pyOutputList =
|
fazekasgy@0
|
973 PyObject_CallMethod(m_pyInstance,method, NULL);
|
fazekasgy@0
|
974
|
fazekasgy@0
|
975 //Check return type
|
fazekasgy@0
|
976 if (pyOutputList == NULL || !PyList_Check(pyOutputList) ) {
|
fazekasgy@0
|
977 if (pyOutputList == NULL) {
|
fazekasgy@0
|
978 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
979 << "] Unexpected result." << endl;
|
fazekasgy@0
|
980 if (PyErr_Occurred()) { PyErr_Print(); PyErr_Clear(); }
|
fazekasgy@0
|
981 } else {
|
fazekasgy@0
|
982 cerr << "ERROR: In Python plugin [" << m_class << "::" << method
|
fazekasgy@0
|
983 << "] Expected List return type." << endl;
|
fazekasgy@0
|
984 }
|
fazekasgy@0
|
985 Py_CLEAR(pyMethod);
|
fazekasgy@0
|
986 Py_CLEAR(pyOutputList);
|
fazekasgy@0
|
987 return FeatureSet();
|
fazekasgy@0
|
988 }
|
fazekasgy@0
|
989 Py_DECREF(pyMethod);
|
fazekasgy@0
|
990
|
fazekasgy@0
|
991 PyObject *pyFeatureList, *pyDict, *pyKey, *pyValue;
|
fazekasgy@0
|
992 FeatureSet returnFeatures;
|
fazekasgy@8
|
993
|
fazekasgy@8
|
994 //iterate through list of outputs
|
fazekasgy@0
|
995 for (Py_ssize_t i = 0; i < PyList_GET_SIZE(pyOutputList); ++i) {
|
fazekasgy@0
|
996
|
fazekasgy@0
|
997 pyFeatureList = PyList_GET_ITEM(pyOutputList,i);
|
fazekasgy@0
|
998
|
fazekasgy@8
|
999 //iterate list of Features
|
fazekasgy@0
|
1000 for (Py_ssize_t j = 0; j < PyList_GET_SIZE(pyFeatureList); ++j) {
|
fazekasgy@8
|
1001 #ifdef _DEBUG
|
fazekasgy@8
|
1002 cerr << "feature: " << j << endl;
|
fazekasgy@8
|
1003 #endif
|
fazekasgy@0
|
1004 pyDict = PyList_GET_ITEM(pyFeatureList,j);
|
fazekasgy@0
|
1005
|
fazekasgy@0
|
1006 if ( !PyDict_Check(pyDict) ) continue;
|
fazekasgy@0
|
1007
|
fazekasgy@0
|
1008 Py_ssize_t pyPos = NULL;
|
fazekasgy@0
|
1009 bool emptyFeature = true;
|
fazekasgy@0
|
1010 Feature feature;
|
fazekasgy@0
|
1011
|
fazekasgy@0
|
1012 while (PyDict_Next(pyDict, &pyPos, &pyKey, &pyValue))
|
fazekasgy@0
|
1013 {
|
fazekasgy@0
|
1014 emptyFeature = false;
|
fazekasgy@0
|
1015 switch (ffKeys[PyString_AsString(pyKey)])
|
fazekasgy@0
|
1016 {
|
cannam@18
|
1017 case unknown :
|
cannam@18
|
1018 cerr << "Unknown key in Vamp FeatureSet: "
|
fazekasgy@0
|
1019 << PyString_AsString(pyKey) << endl;
|
fazekasgy@0
|
1020 break;
|
fazekasgy@0
|
1021 case hasTimestamp:
|
fazekasgy@0
|
1022 feature.hasTimestamp = (bool) PyInt_AS_LONG(pyValue);
|
fazekasgy@0
|
1023 break;
|
fazekasgy@0
|
1024 case timeStamp:
|
fazekasgy@0
|
1025 feature.timestamp =
|
fazekasgy@8
|
1026 Vamp::RealTime::frame2RealTime(
|
fazekasgy@8
|
1027 PyLong_AsLong(pyValue),
|
fazekasgy@8
|
1028 (unsigned int) m_inputSampleRate );
|
fazekasgy@8
|
1029 #ifdef _DEBUG
|
fazekasgy@8
|
1030 cerr << "Timestamp: "
|
fazekasgy@8
|
1031 << (long)PyLong_AsLong(pyValue) << ", ->"
|
fazekasgy@8
|
1032 << feature.timestamp.toString() << endl;
|
fazekasgy@8
|
1033 #endif
|
fazekasgy@0
|
1034 break;
|
cannam@18
|
1035 case hasDuration:
|
cannam@18
|
1036 feature.hasDuration = (bool) PyInt_AS_LONG(pyValue);
|
cannam@18
|
1037 break;
|
cannam@18
|
1038 case duration:
|
cannam@18
|
1039 feature.duration =
|
cannam@18
|
1040 Vamp::RealTime::frame2RealTime(
|
cannam@18
|
1041 PyLong_AsLong(pyValue),
|
cannam@18
|
1042 (unsigned int) m_inputSampleRate );
|
cannam@18
|
1043 #ifdef _DEBUG
|
cannam@18
|
1044 cerr << "Duration: "
|
cannam@18
|
1045 << (long)PyLong_AsLong(pyValue) << ", ->"
|
cannam@18
|
1046 << feature.duration.toString() << endl;
|
cannam@18
|
1047 #endif
|
cannam@18
|
1048 break;
|
fazekasgy@0
|
1049 case values:
|
fazekasgy@0
|
1050 feature.values = PyList_As_FloatVector(pyValue);
|
fazekasgy@0
|
1051 break;
|
fazekasgy@0
|
1052 case label:
|
fazekasgy@0
|
1053 feature.label = PyString_AsString(pyValue);
|
fazekasgy@0
|
1054 break;
|
fazekasgy@0
|
1055 } // switch
|
fazekasgy@0
|
1056 } // while
|
fazekasgy@0
|
1057 if (emptyFeature) cerr << "Warning: This feature is empty or badly formatted." << endl;
|
fazekasgy@0
|
1058 else returnFeatures[i].push_back(feature);
|
fazekasgy@0
|
1059 }// for j
|
fazekasgy@0
|
1060 }//for i
|
fazekasgy@0
|
1061 Py_CLEAR(pyOutputList);
|
fazekasgy@0
|
1062 return returnFeatures;
|
fazekasgy@0
|
1063 }
|
fazekasgy@0
|
1064
|
fazekasgy@6
|
1065 bool
|
fazekasgy@6
|
1066 PyPlugin::initMaps() const
|
fazekasgy@6
|
1067 {
|
fazekasgy@6
|
1068
|
fazekasgy@6
|
1069 if (isMapInitialised) return true;
|
fazekasgy@6
|
1070
|
cannam@18
|
1071 outKeys["identifier"] = o::identifier;
|
cannam@18
|
1072 outKeys["name"] = o::name;
|
cannam@18
|
1073 outKeys["description"] = o::description;
|
cannam@18
|
1074 outKeys["unit"] = o::unit;
|
cannam@18
|
1075 outKeys["hasFixedBinCount"] = o::hasFixedBinCount;
|
cannam@18
|
1076 outKeys["binCount"] = o::binCount;
|
cannam@18
|
1077 outKeys["binNames"] = o::binNames;
|
cannam@18
|
1078 outKeys["hasKnownExtents"] = o::hasKnownExtents;
|
cannam@18
|
1079 outKeys["minValue"] = o::minValue;
|
cannam@18
|
1080 outKeys["maxValue"] = o::maxValue;
|
cannam@18
|
1081 outKeys["isQuantized"] = o::isQuantized;
|
cannam@18
|
1082 outKeys["quantizeStep"] = o::quantizeStep;
|
cannam@18
|
1083 outKeys["sampleType"] = o::sampleType;
|
cannam@18
|
1084 outKeys["sampleRate"] = o::sampleRate;
|
cannam@18
|
1085 outKeys["hasDuration"] = o::hasDuration;
|
fazekasgy@6
|
1086
|
fazekasgy@6
|
1087 sampleKeys["OneSamplePerStep"] = OneSamplePerStep;
|
fazekasgy@6
|
1088 sampleKeys["FixedSampleRate"] = FixedSampleRate;
|
fazekasgy@6
|
1089 sampleKeys["VariableSampleRate"] = VariableSampleRate;
|
fazekasgy@6
|
1090
|
fazekasgy@6
|
1091 ffKeys["hasTimestamp"] = hasTimestamp;
|
fazekasgy@6
|
1092 ffKeys["timeStamp"] = timeStamp;
|
cannam@18
|
1093 ffKeys["hasDuration"] = hasDuration;
|
cannam@18
|
1094 ffKeys["duration"] = duration;
|
fazekasgy@6
|
1095 ffKeys["values"] = values;
|
fazekasgy@6
|
1096 ffKeys["label"] = label;
|
fazekasgy@6
|
1097
|
fazekasgy@6
|
1098 parmKeys["identifier"] = p::identifier;
|
fazekasgy@6
|
1099 parmKeys["name"] = p::name;
|
fazekasgy@6
|
1100 parmKeys["description"] = p::description;
|
fazekasgy@6
|
1101 parmKeys["unit"] = p::unit;
|
fazekasgy@6
|
1102 parmKeys["minValue"] = p::minValue;
|
fazekasgy@6
|
1103 parmKeys["maxValue"] = p::maxValue;
|
fazekasgy@6
|
1104 parmKeys["defaultValue"] = p::defaultValue;
|
fazekasgy@6
|
1105 parmKeys["isQuantized"] = p::isQuantized;
|
cannam@22
|
1106 parmKeys["quantizeStep"] = p::quantizeStep;
|
fazekasgy@6
|
1107
|
fazekasgy@6
|
1108 isMapInitialised = true;
|
fazekasgy@6
|
1109 return true;
|
fazekasgy@6
|
1110 }
|
fazekasgy@6
|
1111
|
fazekasgy@6
|
1112
|
fazekasgy@6
|
1113 //missing API helper: convert Python list to C++ vector of strings
|
fazekasgy@6
|
1114 //TODO: these could be templates if we need more of this kind
|
fazekasgy@6
|
1115 std::vector<std::string>
|
fazekasgy@6
|
1116 PyPlugin::PyList_To_StringVector (PyObject *inputList) const {
|
fazekasgy@6
|
1117
|
fazekasgy@6
|
1118 std::vector<std::string> Output;
|
fazekasgy@6
|
1119 std::string ListElement;
|
fazekasgy@6
|
1120 PyObject *pyString = NULL;
|
fazekasgy@6
|
1121
|
fazekasgy@6
|
1122 if (!PyList_Check(inputList)) return Output;
|
fazekasgy@6
|
1123
|
fazekasgy@6
|
1124 for (Py_ssize_t i = 0; i < PyList_GET_SIZE(inputList); ++i) {
|
fazekasgy@6
|
1125 //Get next list item (Borrowed Reference)
|
fazekasgy@6
|
1126 pyString = PyList_GET_ITEM(inputList,i);
|
fazekasgy@6
|
1127 ListElement = (string) PyString_AsString(PyObject_Str(pyString));
|
fazekasgy@6
|
1128 Output.push_back(ListElement);
|
fazekasgy@6
|
1129 }
|
fazekasgy@6
|
1130 return Output;
|
fazekasgy@6
|
1131 }
|
fazekasgy@6
|
1132
|
fazekasgy@6
|
1133 //missing API helper: convert Python list to C++ vector of floats
|
fazekasgy@6
|
1134 std::vector<float>
|
fazekasgy@6
|
1135 PyPlugin::PyList_As_FloatVector (PyObject *inputList) const {
|
fazekasgy@6
|
1136
|
fazekasgy@6
|
1137 std::vector<float> Output;
|
fazekasgy@6
|
1138 float ListElement;
|
fazekasgy@6
|
1139 PyObject *pyFloat = NULL;
|
fazekasgy@6
|
1140
|
fazekasgy@6
|
1141 if (!PyList_Check(inputList)) return Output;
|
fazekasgy@6
|
1142
|
fazekasgy@6
|
1143 for (Py_ssize_t k = 0; k < PyList_GET_SIZE(inputList); ++k) {
|
fazekasgy@6
|
1144 //Get next list item (Borrowed Reference)
|
fazekasgy@6
|
1145 pyFloat = PyList_GET_ITEM(inputList,k);
|
fazekasgy@6
|
1146 ListElement = (float) PyFloat_AS_DOUBLE(pyFloat);
|
fazekasgy@8
|
1147 #ifdef _DEBUG
|
fazekasgy@8
|
1148 cerr << "value: " << ListElement << endl;
|
fazekasgy@8
|
1149 #endif
|
fazekasgy@6
|
1150 Output.push_back(ListElement);
|
fazekasgy@6
|
1151 }
|
fazekasgy@6
|
1152
|
fazekasgy@6
|
1153 return Output;
|
fazekasgy@6
|
1154 }
|
fazekasgy@6
|
1155
|
fazekasgy@6
|
1156 /* TODO: find out why this produces error, also
|
fazekasgy@6
|
1157 do sg more clever about handling RealTime
|
fazekasgy@6
|
1158 Vamp::RealTime
|
fazekasgy@6
|
1159 PyFrame_As_RealTime (PyObject *frameNo,size_t inputSampleRate) {
|
fazekasgy@6
|
1160 Vamp::RealTime result =
|
fazekasgy@6
|
1161 Vamp::RealTime::frame2RealTime((size_t)PyInt_AS_LONG(frameNo), inputSampleRate);
|
fazekasgy@6
|
1162 return result;
|
fazekasgy@6
|
1163 }
|
fazekasgy@6
|
1164 */
|
fazekasgy@6
|
1165
|