setupDeviceFourcc  508 modules/videoio/src/cap_dshow.cpp         bool setupDeviceFourcc(int deviceID, int w, int h,int fourcc);
setupDeviceFourcc 3249 modules/videoio/src/cap_dshow.cpp                 g_VI.setupDeviceFourcc(m_index, m_width, m_height, m_fourcc);