AV_PIX_FMT_NB     293 extra_lib/include/ffmpeg_android/libavutil/pixfmt.h     AV_PIX_FMT_NB,        ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
AV_PIX_FMT_NB     270 extra_lib/include/libavutil/pixfmt.h     AV_PIX_FMT_NB,        ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions