VESAGTF_FLAG_ILACE
v_lines = (flags & VESAGTF_FLAG_ILACE) ? DIVIDE(v_lines, 2) : v_lines;
v_field_rqd = (flags & VESAGTF_FLAG_ILACE) ? (freq * 2) : (freq);
interlace = (flags & VESAGTF_FLAG_ILACE) ? 1 : 0;
v_frame_rate = (flags & VESAGTF_FLAG_ILACE) ?