AV_SYNC_EXTERNAL_CLOCK 1436 fftools/ffplay.c             return AV_SYNC_EXTERNAL_CLOCK;
AV_SYNC_EXTERNAL_CLOCK 1438 fftools/ffplay.c         return AV_SYNC_EXTERNAL_CLOCK;
AV_SYNC_EXTERNAL_CLOCK 1585 fftools/ffplay.c     if (!is->paused && get_master_sync_type(is) == AV_SYNC_EXTERNAL_CLOCK && is->realtime)
AV_SYNC_EXTERNAL_CLOCK 3516 fftools/ffplay.c         av_sync_type = AV_SYNC_EXTERNAL_CLOCK;