AV_CODEC_ID_MJPEG  111 3rdparty/include/ffmpeg_/libavcodec/avcodec.h     AV_CODEC_ID_MJPEG,
AV_CODEC_ID_MJPEG  112 modules/videoio/src/ffmpeg_codecs.hpp #define AV_CODEC_ID_MJPEG CODEC_ID_MJPEG