METADATAF_LESS    109 libavfilter/f_metadata.c     {   "less",        NULL, 0, AV_OPT_TYPE_CONST, {.i64 = METADATAF_LESS    },     0, 3, FLAGS, "function" }, \
METADATAF_LESS    231 libavfilter/f_metadata.c     case METADATAF_LESS: