message: Include error code description into the message
diff: @@ -248,9 +248,9 @@ const char* Exception::what() const throw() { return msg.c_str(); }
  void Exception::formatMessage()
  {
  if( func.size() > 0 )
  - msg = format("OpenCV(%s) %s:%d: error: (%d) %s in function %s\n", CV_VERSION, file.c_str(), line, code, err.c_str(), func.c_str());
  + msg = format("OpenCV(%s) %s:%d: error: (%d) %s: %s in function %s\n", CV_VERSION, file.c_str(), line, code, cvErrorStr(code), err.c_str(), func.c_str());
  else
  - msg = format("OpenCV(%s) %s:%d: error: (%d) %s\n", CV_VERSION, file.c_str(), line, code, err.c_str());
  + msg = format("OpenCV(%s) %s:%d: error: (%d) %s: %s\n", CV_VERSION, file.c_str(), line, code, cvErrorStr(code), err.c_str());
  }
  static const char* g_hwFeatureNames[CV_HARDWARE_MAX_FEATURE] = { NULL };
  