Miscellany
public text v1 · immutable DFBColorAdjustment current = { 0, 0, 0, 0, 0 };
layer->GetColorAdjustment( layer, ¤t );
printf("%d %d %d %d\n",current.brightness,current.contrast,current.saturation,current.hue);
current.contrast = -375;
current.brightness = -375;
layer->SetColorAdjustment(layer, ¤t );
layer->GetColorAdjustment( layer, ¤t );
printf("%d %d %d %d\n",current.brightness,current.contrast,current.saturation,current.hue);