MODE_FCIN          81 libavfilter/f_graphmonitor.c         { "frame_count_out",  NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_FCIN},    0, 0, VF, "flags" },
MODE_FCIN         219 libavfilter/f_graphmonitor.c     if (s->flags & MODE_FCIN) {