AV_PIX_FMT_NV21    97 extra_lib/include/ffmpeg_android/libavutil/pixfmt.h     AV_PIX_FMT_NV21,      ///< as above, but U and V bytes are swapped
AV_PIX_FMT_NV21    97 extra_lib/include/libavutil/pixfmt.h     AV_PIX_FMT_NV21,      ///< as above, but U and V bytes are swapped