print_duration_ts 2069 fftools/ffprobe.c     print_duration_ts("duration",        pkt->duration);
print_duration_ts 2071 fftools/ffprobe.c     print_duration_ts("convergence_duration", pkt->convergence_duration);
print_duration_ts 2151 fftools/ffprobe.c     print_duration_ts  ("pkt_duration",      frame->pkt_duration);