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/third_party/ffmpeg/libavutil/
H A Dmathematics.c168 int64_t av_rescale_delta(AVRational in_tb, int64_t in_ts, AVRational fs_tb, int duration, int64_t *last, AVRational out_tb){ in av_rescale_delta() argument
176 *last = av_rescale_q(in_ts, in_tb, fs_tb) + duration; in av_rescale_delta()
180 a = av_rescale_q_rnd(2*in_ts-1, in_tb, fs_tb, AV_ROUND_DOWN) >>1; in av_rescale_delta()
181 b = (av_rescale_q_rnd(2*in_ts+1, in_tb, fs_tb, AV_ROUND_UP )+1)>>1; in av_rescale_delta()
188 return av_rescale_q(this, fs_tb, out_tb); in av_rescale_delta()
H A Dmathematics.h211 * @param[in] fs_tb Duration time base; typically this is finer-grained
216 * `fs_tb`, acting as a state variable
223 int64_t av_rescale_delta(AVRational in_tb, int64_t in_ts, AVRational fs_tb, int duration, int64_t *last, AVRational out_tb);

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