MotionJpegWriter 1110 modules/videoio/src/cap_mjpeg_encoder.cpp void MotionJpegWriter::writeFrameData( const uchar* data, int step, int colorspace, int input_channels )
MotionJpegWriter 1477 modules/videoio/src/cap_mjpeg_encoder.cpp     Ptr<IVideoWriter> iwriter = makePtr<mjpeg::MotionJpegWriter>(filename, fps, frameSize, iscolor);