void avpriv_set_pts_info(AVStream *s, int pts_wrap_bits, unsigned int pts_num, unsigned int pts_den) { AVRational new_tb; if(av_reduce(&new_tb.num, &new_tb.den, pts_num, pts_den, INT_MAX)){ if(new_tb.num != pts_num) av_log(NULL, AV_LOG_DEBUG, "st:%d removing common factor %d from timebase\n", s->index, pts_num/new_tb.num); }else av_log(NULL, AV_LOG_WARNING, "st:%d has too large timebase, reducing\n", s->index); if(new_tb.num <= 0 || new_tb.den <= 0) { av_log(NULL, AV_LOG_ERROR, "Ignoring attempt to set invalid timebase for st:%d\n", s->index); return; } s->time_base = new_tb; s->pts_wrap_bits = pts_wrap_bits; }