MODE_PCN          127 libavfilter/vf_fieldmatch.c         { "pcn",     "3-way match (p/c/n)",                                                                  0, AV_OPT_TYPE_CONST, {.i64=MODE_PCN},     INT_MIN, INT_MAX, FLAGS, "mode" },
MODE_PCN          746 libavfilter/vf_fieldmatch.c     if (fm->mode == MODE_PCN || fm->mode == MODE_PCN_UB)
MODE_PCN          783 libavfilter/vf_fieldmatch.c         case MODE_PCN: