AV_CLASS_CATEGORY_NB 46 extra_lib/include/ffmpeg_android/libavutil/log.h AV_CLASS_CATEGORY_NB, ///< not part of ABI/API AV_CLASS_CATEGORY_NB 40 extra_lib/include/libavutil/log.h AV_CLASS_CATEGORY_NB, ///< not part of ABI/API