AVRounding         96 3rdparty/include/ffmpeg_/libavutil/mathematics.h int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding) av_const;
AVRounding        110 3rdparty/include/ffmpeg_/libavutil/mathematics.h                          enum AVRounding) av_const;