Lines Matching refs:OPT_CONTRAST
420 int contrast = auto_contr ? 0 : (SANE_UNFIX (s->val[OPT_CONTRAST].w)
429 int contr_adjust = (SANE_UNFIX (s->val[OPT_CONTRAST].w) * -20.0) / 100.0;
1176 s->opt[OPT_CONTRAST].name = SANE_NAME_CONTRAST;
1177 s->opt[OPT_CONTRAST].title = SANE_TITLE_CONTRAST;
1178 s->opt[OPT_CONTRAST].desc = "Controls the contrast of the acquired image. "
1180 s->opt[OPT_CONTRAST].type = SANE_TYPE_FIXED;
1181 s->opt[OPT_CONTRAST].unit = SANE_UNIT_PERCENT;
1182 s->opt[OPT_CONTRAST].constraint_type = SANE_CONSTRAINT_RANGE;
1183 s->opt[OPT_CONTRAST].constraint.range = &percentage_range;
1184 s->val[OPT_CONTRAST].w = 0;
1447 case OPT_CONTRAST:
1495 case OPT_CONTRAST:
1534 s->opt[OPT_CONTRAST].cap &= ~SANE_CAP_INACTIVE;
1546 s->opt[OPT_CONTRAST].cap &= ~SANE_CAP_INACTIVE;
1554 s->opt[OPT_CONTRAST].cap &= ~SANE_CAP_INACTIVE;
1571 s->opt[OPT_CONTRAST].cap |= SANE_CAP_INACTIVE;
1584 s->opt[OPT_CONTRAST].cap |= SANE_CAP_INACTIVE;