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annotate PyPlugin.cpp @ 41:94d09b4027aa

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* Merge r1089 from earlier vampy2 branch
author cannam
date Mon, 05 Oct 2009 12:51:08 +0000
parents 27bab3a16c9a
children c1e4f706ca9a
rev   line source
fazekasgy@37 1 /*
fazekasgy@37 2
fazekasgy@37 3 * Vampy : This plugin is a wrapper around the Vamp plugin API.
fazekasgy@37 4 * It allows for writing Vamp plugins in Python.
fazekasgy@37 5
fazekasgy@37 6 * Centre for Digital Music, Queen Mary University of London.
fazekasgy@37 7 * Copyright (C) 2008-2009 Gyorgy Fazekas, QMUL. (See Vamp sources
fazekasgy@37 8 * for licence information.)
fazekasgy@37 9
fazekasgy@37 10 */
fazekasgy@37 11
fazekasgy@37 12 #include <Python.h>
fazekasgy@37 13 #include "PyPlugin.h"
fazekasgy@37 14 #include "PyTypeInterface.h"
fazekasgy@37 15 #include <stdlib.h>
fazekasgy@37 16 #include "PyExtensionModule.h"
fazekasgy@37 17
fazekasgy@37 18
fazekasgy@37 19 #ifdef _WIN32
fazekasgy@37 20 #define PATHSEP ('\\')
fazekasgy@37 21 #else
fazekasgy@37 22 #define PATHSEP ('/')
fazekasgy@37 23 #endif
fazekasgy@37 24
fazekasgy@37 25 using std::string;
fazekasgy@37 26 using std::vector;
fazekasgy@37 27 using std::cerr;
fazekasgy@37 28 using std::endl;
fazekasgy@37 29 using std::map;
fazekasgy@37 30
fazekasgy@37 31 Mutex PyPlugin::m_pythonInterpreterMutex;
fazekasgy@37 32
fazekasgy@37 33 PyPlugin::PyPlugin(std::string pluginKey, float inputSampleRate, PyObject *pyClass, int &instcount) :
fazekasgy@37 34 Plugin(inputSampleRate),
fazekasgy@37 35 m_pyClass(pyClass),
fazekasgy@37 36 m_instcount(instcount),
fazekasgy@37 37 m_stepSize(0),
fazekasgy@37 38 m_blockSize(0),
fazekasgy@37 39 m_channels(0),
fazekasgy@37 40 m_plugin(pluginKey),
fazekasgy@37 41 m_class(pluginKey.substr(pluginKey.rfind(':')+1,pluginKey.size()-1)),
fazekasgy@37 42 m_path((pluginKey.substr(0,pluginKey.rfind(PATHSEP)))),
fazekasgy@37 43 m_processType(not_implemented),
fazekasgy@37 44 m_pyProcess(NULL),
fazekasgy@37 45 m_inputDomain(TimeDomain),
fazekasgy@37 46 m_quitOnErrorFlag(false),
fazekasgy@37 47 m_debugFlag(false)
fazekasgy@37 48 {
fazekasgy@37 49 m_ti.setInputSampleRate(inputSampleRate);
fazekasgy@37 50 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 51 cerr << "Creating instance " << m_instcount << " of " << pluginKey << endl;
fazekasgy@37 52
fazekasgy@37 53 // Create an instance
fazekasgy@37 54 Py_INCREF(m_pyClass);
fazekasgy@37 55 PyObject *pyInputSampleRate = PyFloat_FromDouble(inputSampleRate);
fazekasgy@37 56 PyObject *args = PyTuple_Pack(1, pyInputSampleRate);
fazekasgy@37 57 m_pyInstance = PyObject_Call(m_pyClass, args, NULL);
fazekasgy@37 58
fazekasgy@37 59 if (!m_pyInstance || PyErr_Occurred()) {
fazekasgy@37 60 if (PyErr_Occurred()) { PyErr_Print(); PyErr_Clear(); }
fazekasgy@37 61 Py_DECREF(m_pyClass);
fazekasgy@37 62 Py_CLEAR(args);
fazekasgy@37 63 Py_CLEAR(pyInputSampleRate);
fazekasgy@37 64 cerr << "PyPlugin::PyPlugin: Failed to create Python plugin instance for key \""
fazekasgy@37 65 << pluginKey << "\" (is the 1-arg class constructor from sample rate correctly provided?)" << endl;
fazekasgy@37 66 throw std::string("Constructor failed");
fazekasgy@37 67 }
fazekasgy@37 68 Py_INCREF(m_pyInstance);
fazekasgy@37 69 Py_DECREF(args);
fazekasgy@37 70 Py_DECREF(pyInputSampleRate);
fazekasgy@37 71
fazekasgy@37 72 m_instcount++;
fazekasgy@37 73
fazekasgy@37 74 // query and decode vampy flags
fazekasgy@37 75 m_vampyFlags = getBinaryFlags("vampy_flags",vf_NULL);
fazekasgy@37 76
fazekasgy@37 77 m_debugFlag = (bool) (m_vampyFlags & vf_DEBUG);
fazekasgy@37 78 m_quitOnErrorFlag = (bool) (m_vampyFlags & vf_QUIT);
fazekasgy@37 79 bool st_flag = (bool) (m_vampyFlags & vf_STRICT);
fazekasgy@37 80 m_useRealTimeFlag = (bool) (m_vampyFlags & vf_REALTIME);
fazekasgy@37 81
fazekasgy@37 82 if (m_debugFlag) cerr << "Debug messages ON for Vampy plugin: " << m_class << endl;
fazekasgy@37 83 else cerr << "Debug messages OFF for Vampy plugin: " << m_class << endl;
fazekasgy@37 84
fazekasgy@37 85 if (m_debugFlag && m_quitOnErrorFlag) cerr << "Quit on type error ON for: " << m_class << endl;
fazekasgy@37 86
fazekasgy@37 87 if (m_debugFlag && st_flag) cerr << "Strict type conversion ON for: " << m_class << endl;
fazekasgy@37 88 m_ti.setStrictTypingFlag(st_flag);
fazekasgy@37 89
fazekasgy@37 90 }
fazekasgy@37 91
fazekasgy@37 92 PyPlugin::~PyPlugin()
fazekasgy@37 93 {
fazekasgy@37 94 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 95 m_instcount--;
fazekasgy@37 96 // cerr << "Deleting plugin instance. Count: " << m_instcount << endl;
fazekasgy@37 97
fazekasgy@37 98 if (m_pyInstance) Py_DECREF(m_pyInstance);
fazekasgy@37 99 //we increase the class refcount before creating an instance
fazekasgy@37 100 if (m_pyClass) Py_DECREF(m_pyClass);
fazekasgy@37 101 if (m_pyProcess) Py_CLEAR(m_pyProcess);
fazekasgy@37 102
fazekasgy@37 103 #ifdef _DEBUG
fazekasgy@37 104 cerr << "PyPlugin::PyPlugin:" << m_class << " instance " << m_instcount << " deleted." << endl;
fazekasgy@37 105 #endif
fazekasgy@37 106 }
fazekasgy@37 107
fazekasgy@37 108 string
fazekasgy@37 109 PyPlugin::getIdentifier() const
fazekasgy@37 110 {
fazekasgy@37 111 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 112 string rString="vampy-xxx";
fazekasgy@37 113 if (!m_debugFlag) return genericMethodCall("getIdentifier",rString);
fazekasgy@37 114
fazekasgy@37 115 rString = genericMethodCall("getIdentifier",rString);
fazekasgy@37 116 if (rString == "vampy-xxx")
fazekasgy@37 117 cerr << "Warning: Plugin must return a unique identifier." << endl;
fazekasgy@37 118 return rString;
fazekasgy@37 119 }
fazekasgy@37 120
fazekasgy@37 121 string
fazekasgy@37 122 PyPlugin::getName() const
fazekasgy@37 123 {
fazekasgy@37 124 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 125 string rString="VamPy Plugin (Noname)";
fazekasgy@37 126 return genericMethodCall("getName",rString);
fazekasgy@37 127 }
fazekasgy@37 128
fazekasgy@37 129 string
fazekasgy@37 130 PyPlugin::getDescription() const
fazekasgy@37 131 {
fazekasgy@37 132 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 133 string rString="Not given. (Hint: Implement getDescription method.)";
fazekasgy@37 134 return genericMethodCall("getDescription",rString);
fazekasgy@37 135 }
fazekasgy@37 136
fazekasgy@37 137
fazekasgy@37 138 string
fazekasgy@37 139 PyPlugin::getMaker() const
fazekasgy@37 140 {
fazekasgy@37 141 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 142 string rString="VamPy Plugin.";
fazekasgy@37 143 return genericMethodCall("getMaker",rString);
fazekasgy@37 144 }
fazekasgy@37 145
fazekasgy@37 146 int
fazekasgy@37 147 PyPlugin::getPluginVersion() const
fazekasgy@37 148 {
fazekasgy@37 149 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 150 size_t rValue=2;
fazekasgy@37 151 return genericMethodCall("getPluginVersion",rValue);
fazekasgy@37 152 }
fazekasgy@37 153
fazekasgy@37 154 string
fazekasgy@37 155 PyPlugin::getCopyright() const
fazekasgy@37 156 {
fazekasgy@37 157 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 158 string rString="Licence information not available.";
fazekasgy@37 159 return genericMethodCall("getCopyright",rString);
fazekasgy@37 160 }
fazekasgy@37 161
fazekasgy@37 162
fazekasgy@37 163 bool
fazekasgy@37 164 PyPlugin::initialise(size_t channels, size_t stepSize, size_t blockSize)
fazekasgy@37 165 {
fazekasgy@37 166
fazekasgy@37 167 if (channels < getMinChannelCount() ||
fazekasgy@37 168 channels > getMaxChannelCount()) return false;
fazekasgy@37 169
fazekasgy@37 170 m_inputDomain = getInputDomain();
fazekasgy@37 171
fazekasgy@37 172 //Note: placing Mutex before the calls above causes deadlock !!
fazekasgy@37 173 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 174
fazekasgy@37 175 m_stepSize = stepSize;
fazekasgy@37 176 m_blockSize = blockSize;
fazekasgy@37 177 m_channels = channels;
fazekasgy@37 178
fazekasgy@37 179 //query the process implementation type
fazekasgy@37 180 //two optional flags can be used: 'use_numpy_interface' or 'use_legacy_interface'
fazekasgy@37 181 //if they are not provided, we fall back to the original method
fazekasgy@37 182 setProcessType();
fazekasgy@37 183
fazekasgy@37 184 return genericMethodCallArgs<bool>("initialise",channels,stepSize,blockSize);
fazekasgy@37 185 }
fazekasgy@37 186
fazekasgy@37 187 void
fazekasgy@37 188 PyPlugin::reset()
fazekasgy@37 189 {
fazekasgy@37 190 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 191 genericMethodCall("reset");
fazekasgy@37 192 }
fazekasgy@37 193
fazekasgy@37 194 PyPlugin::InputDomain
fazekasgy@37 195 PyPlugin::getInputDomain() const
fazekasgy@37 196 {
fazekasgy@37 197 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 198 return genericMethodCall("getInputDomain",m_inputDomain);
fazekasgy@37 199 }
fazekasgy@37 200
fazekasgy@37 201 size_t
fazekasgy@37 202 PyPlugin::getPreferredBlockSize() const
fazekasgy@37 203 {
fazekasgy@37 204 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 205 size_t rValue = 0;
fazekasgy@37 206 return genericMethodCall("getPreferredBlockSize",rValue);
fazekasgy@37 207 }
fazekasgy@37 208
fazekasgy@37 209 size_t
fazekasgy@37 210 PyPlugin::getPreferredStepSize() const
fazekasgy@37 211 {
fazekasgy@37 212 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 213 size_t rValue = 0;
fazekasgy@37 214 return genericMethodCall("getPreferredStepSize",rValue);
fazekasgy@37 215 }
fazekasgy@37 216
fazekasgy@37 217 size_t
fazekasgy@37 218 PyPlugin::getMinChannelCount() const
fazekasgy@37 219 {
fazekasgy@37 220 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 221 size_t rValue = 1;
fazekasgy@37 222 return genericMethodCall("getMinChannelCount",rValue);
fazekasgy@37 223 }
fazekasgy@37 224
fazekasgy@37 225 size_t
fazekasgy@37 226 PyPlugin::getMaxChannelCount() const
fazekasgy@37 227 {
fazekasgy@37 228 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 229 size_t rValue = 1;
fazekasgy@37 230 return genericMethodCall("getMaxChannelCount",rValue);
fazekasgy@37 231 }
fazekasgy@37 232
fazekasgy@37 233 PyPlugin::OutputList
fazekasgy@37 234 PyPlugin::getOutputDescriptors() const
fazekasgy@37 235 {
fazekasgy@37 236 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 237 OutputList list;
fazekasgy@37 238 return genericMethodCall("getOutputDescriptors",list);
fazekasgy@37 239 }
fazekasgy@37 240
fazekasgy@37 241 PyPlugin::ParameterList
fazekasgy@37 242 PyPlugin::getParameterDescriptors() const
fazekasgy@37 243 {
fazekasgy@37 244 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 245 ParameterList list;
fazekasgy@37 246 #ifdef _DEBUG
fazekasgy@37 247 ///Note: This function is often called first by the host.
fazekasgy@37 248 if (!m_pyInstance) {cerr << "Error: pyInstance is NULL" << endl; return list;}
fazekasgy@37 249 #endif
fazekasgy@37 250
fazekasgy@37 251 return genericMethodCall("getParameterDescriptors",list);
fazekasgy@37 252 }
fazekasgy@37 253
fazekasgy@37 254 void PyPlugin::setParameter(std::string paramid, float newval)
fazekasgy@37 255 {
fazekasgy@37 256 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 257 genericMethodCallArgs<NoneType>("setParameter",paramid,newval);
fazekasgy@37 258 }
fazekasgy@37 259
fazekasgy@37 260 float PyPlugin::getParameter(std::string paramid) const
fazekasgy@37 261 {
fazekasgy@37 262 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 263 return genericMethodCallArgs<float>("getParameter",paramid);
fazekasgy@37 264 }
fazekasgy@37 265
fazekasgy@37 266 #ifdef _DEBUG_VALUES
fazekasgy@37 267 static int proccounter = 0;
fazekasgy@37 268 #endif
fazekasgy@37 269
fazekasgy@37 270 PyPlugin::FeatureSet
fazekasgy@37 271 PyPlugin::process(const float *const *inputBuffers,Vamp::RealTime timestamp)
fazekasgy@37 272 {
fazekasgy@37 273 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 274
fazekasgy@37 275 #ifdef _DEBUG_VALUES
fazekasgy@37 276 /// we only need this if we'd like to see what frame a set of values belong to
fazekasgy@37 277 cerr << "[Vampy::call] process, frame:" << proccounter << endl;
fazekasgy@37 278 proccounter++;
fazekasgy@37 279 #endif
fazekasgy@37 280
fazekasgy@37 281 if (m_blockSize == 0 || m_channels == 0) {
fazekasgy@37 282 cerr << "ERROR: PyPlugin::process: "
fazekasgy@37 283 << "Plugin has not been initialised" << endl;
fazekasgy@37 284 return FeatureSet();
fazekasgy@37 285 }
fazekasgy@37 286
fazekasgy@37 287 if (m_processType == not_implemented) {
fazekasgy@37 288 cerr << "ERROR: In Python plugin [" << m_class
fazekasgy@37 289 << "] No process implementation found. Returning empty feature set." << endl;
fazekasgy@37 290 return FeatureSet();
fazekasgy@37 291 }
fazekasgy@37 292
fazekasgy@37 293 return processMethodCall(inputBuffers,timestamp);
fazekasgy@37 294
fazekasgy@37 295 }
fazekasgy@37 296
fazekasgy@37 297 PyPlugin::FeatureSet
fazekasgy@37 298 PyPlugin::getRemainingFeatures()
fazekasgy@37 299 {
fazekasgy@37 300 MutexLocker locker(&m_pythonInterpreterMutex);
fazekasgy@37 301 FeatureSet rValue;
fazekasgy@37 302 return genericMethodCall("getRemainingFeatures",rValue);
fazekasgy@37 303 }
fazekasgy@37 304
fazekasgy@37 305 bool
fazekasgy@37 306 PyPlugin::getBooleanFlag(char flagName[], bool defValue = false) const
fazekasgy@37 307 {
fazekasgy@37 308 bool rValue = defValue;
fazekasgy@37 309 if (PyObject_HasAttrString(m_pyInstance,flagName))
fazekasgy@37 310 {
fazekasgy@37 311 PyObject *pyValue = PyObject_GetAttrString(m_pyInstance,flagName);
fazekasgy@37 312 if (!pyValue)
fazekasgy@37 313 {
fazekasgy@37 314 if (PyErr_Occurred()) {PyErr_Print(); PyErr_Clear();}
fazekasgy@37 315 } else {
fazekasgy@37 316 rValue = m_ti.PyValue_To_Bool(pyValue);
fazekasgy@37 317 if (m_ti.error) {
fazekasgy@37 318 Py_CLEAR(pyValue);
fazekasgy@37 319 typeErrorHandler(flagName);
fazekasgy@37 320 rValue = defValue;
fazekasgy@37 321 } else Py_DECREF(pyValue);
fazekasgy@37 322 }
fazekasgy@37 323 }
fazekasgy@37 324 if (m_debugFlag) cerr << FLAG_VALUE << endl;
fazekasgy@37 325 return rValue;
fazekasgy@37 326 }
fazekasgy@37 327
fazekasgy@37 328 int
fazekasgy@37 329 PyPlugin::getBinaryFlags(char flagName[], eVampyFlags defValue = vf_NULL) const
fazekasgy@37 330 {
fazekasgy@37 331 int rValue = defValue;
fazekasgy@37 332 if (PyObject_HasAttrString(m_pyInstance,flagName))
fazekasgy@37 333 {
fazekasgy@37 334 PyObject *pyValue = PyObject_GetAttrString(m_pyInstance,flagName);
fazekasgy@37 335 if (!pyValue)
fazekasgy@37 336 {
fazekasgy@37 337 if (PyErr_Occurred()) {PyErr_Print(); PyErr_Clear();}
fazekasgy@37 338 } else {
fazekasgy@37 339 rValue |= (int) m_ti.PyValue_To_Size_t(pyValue);
fazekasgy@37 340 if (m_ti.error) {
fazekasgy@37 341 Py_CLEAR(pyValue);
fazekasgy@37 342 typeErrorHandler(flagName);
fazekasgy@37 343 rValue = defValue;
fazekasgy@37 344 } else Py_DECREF(pyValue);
fazekasgy@37 345 }
fazekasgy@37 346 }
fazekasgy@37 347 if (m_debugFlag) cerr << FLAG_VALUE << endl;
fazekasgy@37 348 return rValue;
fazekasgy@37 349 }
fazekasgy@37 350
fazekasgy@37 351
fazekasgy@37 352 void
fazekasgy@37 353 PyPlugin::setProcessType()
fazekasgy@37 354 {
fazekasgy@37 355 //quering process implementation type
fazekasgy@37 356 char legacyMethod[]="process";
fazekasgy@37 357 char numpyMethod[]="processN";
fazekasgy@37 358
fazekasgy@37 359 if (PyObject_HasAttrString(m_pyInstance,legacyMethod) &&
fazekasgy@37 360 m_processType == 0)
fazekasgy@37 361 {
fazekasgy@37 362 m_processType = legacyProcess;
fazekasgy@37 363 m_pyProcess = PyString_FromString(legacyMethod);
fazekasgy@37 364 m_pyProcessCallable = PyObject_GetAttr(m_pyInstance,m_pyProcess);
fazekasgy@37 365 }
fazekasgy@37 366
fazekasgy@37 367 if (PyObject_HasAttrString(m_pyInstance,numpyMethod) &&
fazekasgy@37 368 m_processType == 0)
fazekasgy@37 369 {
fazekasgy@37 370 m_processType = numpy_bufferProcess;
fazekasgy@37 371 m_pyProcess = PyString_FromString(numpyMethod);
fazekasgy@37 372 m_pyProcessCallable = PyObject_GetAttr(m_pyInstance,m_pyProcess);
fazekasgy@37 373 }
fazekasgy@37 374
fazekasgy@37 375 // These flags are optional. If provided, they override the
fazekasgy@37 376 // implementation type making the use of the odd processN()
fazekasgy@37 377 // function redundant.
fazekasgy@37 378 // However, the code above provides backward compatibility.
fazekasgy@37 379
fazekasgy@37 380 if (m_vampyFlags & vf_BUFFER) {
fazekasgy@37 381 m_processType = numpy_bufferProcess;
fazekasgy@37 382 if (m_debugFlag) cerr << "Process using (numpy) buffer interface." << endl;
fazekasgy@37 383 }
fazekasgy@37 384
fazekasgy@37 385 if (m_vampyFlags & vf_ARRAY) {
fazekasgy@37 386 #ifdef HAVE_NUMPY
fazekasgy@37 387 m_processType = numpy_arrayProcess;
fazekasgy@37 388 if (m_debugFlag) cerr << "Process using numpy array interface." << endl;
fazekasgy@37 389 #else
fazekasgy@37 390 cerr << "Error: This version of vampy was compiled without numpy support, "
fazekasgy@37 391 << "however the vf_ARRAY flag is set for plugin: " << m_class << endl
fazekasgy@37 392 << "The default behaviour is: passing a python list of samples for each channel in process() "
fazekasgy@37 393 << "or a list of memory buffers in processN(). " << endl
fazekasgy@37 394 << "This can be used create numpy arrays using the numpy.frombuffer() command." << endl;
fazekasgy@37 395 #endif
fazekasgy@37 396 }
fazekasgy@37 397
fazekasgy@37 398 if (!m_processType)
fazekasgy@37 399 {
fazekasgy@37 400 m_processType = not_implemented;
fazekasgy@37 401 m_pyProcess = NULL;
fazekasgy@37 402 m_pyProcessCallable = NULL;
fazekasgy@37 403 char method[]="initialise::setProcessType";
fazekasgy@37 404 cerr << PLUGIN_ERROR << " No process implementation found. Plugin will do nothing." << endl;
fazekasgy@37 405 }
fazekasgy@37 406 }
fazekasgy@37 407
fazekasgy@37 408 void
fazekasgy@37 409 PyPlugin::typeErrorHandler(char *method) const
fazekasgy@37 410 {
fazekasgy@37 411 bool strict = false;
fazekasgy@37 412 while (m_ti.error) {
fazekasgy@37 413 PyTypeInterface::ValueError e = m_ti.getError();
fazekasgy@37 414 cerr << PLUGIN_ERROR << e.str() << endl;
fazekasgy@37 415 if (e.strict) strict = true;
fazekasgy@37 416 // e.print();
fazekasgy@37 417 }
fazekasgy@37 418 /// quit on hard errors like accessing NULL pointers or strict type conversion
fazekasgy@37 419 /// errors IF the user sets the quitOnErrorFlag in the plugin.
fazekasgy@37 420 /// Otherwise most errors will go unnoticed apart from
fazekasgy@37 421 /// a messages in the terminal.
fazekasgy@37 422 /// It would be best if hosts could catch an exception instead
fazekasgy@37 423 /// and display something meaningful to the user.
fazekasgy@37 424 if (strict && m_quitOnErrorFlag) exit(EXIT_FAILURE);
fazekasgy@37 425 }
fazekasgy@37 426