Lines Matching defs:brightness
420 UShort brightness;
472 * CHECK: it seems that the brightness only works for the binary mode !
476 ps->wContrast = pInf->siContrast; /* brightness and contrast */
481 /* CHECK: We have now two methods for setting the brightness...
483 DBG( DBG_LOW, "brightness = %i\n", pInf->siBrightness );
486 brightness = (UShort)(_DEF_BW_THRESHOLD -
489 brightness = (UShort)(_DEF_BW_THRESHOLD -
492 ps->AsicReg.RD_ThresholdControl = brightness;
494 DBG( DBG_LOW, "1. brightness = %i\n", brightness );
497 brightness = (short)((long)(-(255 - _DEF_BW_THRESHOLD) *
500 brightness = (short)((long)(_DEF_BW_THRESHOLD *
504 brightness = (brightness ^ 0xff) & 0xff;
507 ps->AsicReg.RD_ThresholdControl = brightness;
508 DBG( DBG_LOW, "2. brightness = %i\n", brightness );
1145 /* try to get brightness to work */
1148 ps->wContrast = pInf->siContrast; /* brightness and contrast */