Lines Matching refs:min_black
1034 SANE_Int min_black = 255;
1054 if ((SANE_Int) (buffer[i] >> 8) < min_black)
1055 min_black = (buffer[i] >> 8);
1079 values->black = min_black;
1082 || values->white - values->black < 30 || max_black - min_black > 15)
1084 "gt68xx_afe_ccd_calc: WARNING: max_white %3d min_black %3d max_black %3d\n",
1088 "gt68xx_afe_ccd_calc: max_white %3d min_black %3d max_black %3d\n",
1498 SANE_Int min_black = 255;
1512 if (avg_black < min_black)
1513 min_black = avg_black;
1515 values->black = min_black;
1518 "gt68xx_afe_cis_calc_black: min_black=0x%02x, average_black=0x%02x\n",