FIELD_TYPE_BOTTOM   46 libavfilter/vf_field.c     {"bottom", "select bottom field", 0, AV_OPT_TYPE_CONST, {.i64=FIELD_TYPE_BOTTOM}, INT_MIN, INT_MAX, FLAGS, "field_type"},
FIELD_TYPE_BOTTOM   64 libavfilter/vf_field.c            inlink->w, inlink->h, field->type == FIELD_TYPE_BOTTOM ? "bottom" : "top",
FIELD_TYPE_BOTTOM   79 libavfilter/vf_field.c         if (field->type == FIELD_TYPE_BOTTOM)