-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L602-L605
-#if LIBAVFORMAT_BUILD < CALC_FFMPEG_VERSION(58, 9, 100)
-# define CV_FFMPEG_REGISTER
-#endif
-
-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L654-L657
-#if LIBAVCODEC_BUILD < CALC_FFMPEG_VERSION(58, 9, 100)
-# define CV_FFMPEG_LOCKMGR
-#endif
-
-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L390-L392
-#if LIBAVCODEC_BUILD >= CALC_FFMPEG_VERSION(58, 87, 100)
-#include <libavcodec/bsf.h>
-#endif
-
-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L208-L210
-#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(59, 0, 100)
-# define CV_FFMPEG_FMT_CONST const
-#else
-# define CV_FFMPEG_FMT_CONST
-#endif
-
-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L623-L624
-#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(58, 7, 100)
-# define CV_FFMPEG_URL
-#endif
-
-// AVStream.codec deprecated in favor of AVStream.codecpar
-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L1039-L1040
-#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(59, 16, 100)
-//#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(57, 33, 100)
-# define CV_FFMPEG_CODECPAR
-# define CV_FFMPEG_CODEC_FIELD codecpar
-#else
-# define CV_FFMPEG_CODEC_FIELD codec
-#endif
-
-#if LIBAVFORMAT_BUILD >= CALC_FFMPEG_VERSION(59, 16, 100)
-# define CV_FFMPEG_PTS_FIELD pts
-#else
-# define CV_FFMPEG_PTS_FIELD pkt_pts
-#endif
-
-// https://github.com/FFmpeg/FFmpeg/blob/b6af56c034759b81985f8ea094e41cbd5f7fecfb/doc/APIchanges#L1757-L1758
-#if LIBAVUTIL_BUILD < CALC_FFMPEG_VERSION(52, 63, 100)
-inline static AVRational av_make_q(int num, int den)
-{
- AVRational res;
- res.num = num;
- res.den = den;
- return res;
-}
-#endif
-
-
-
#ifdef __cplusplus
}
#endif