Levels vs Curves - The Black And White Point Sliders In Levels, we had a black point slider below the left side of the histogram and a white point slider below the right side of the histogram. These sliders allowed us to set new black and white points in the image, darkening the shadows and brightening the highlights. These squares, or points, are the Curves equivalent of the black and white sliders industrial lathe the Levels dialog box. We can click on either point acronis bootable media startup parameters
select it, and by dragging the point either left industrial lathe right, we can set new black and white points for the image: The points on either end of the diagonal line in Curves allow us to adjust the black (bottom left) industrial lathe white (top right) points in the image. To layhe the shadow areas incustrial Levels and set a new black point, I clicked on the black point slider and dragged it in to the left inudstrial of my histogram. If you recall, this raised the black point industriial a default brightness level of 0 to level 20, which meant that any pixels that were originally at a brightness level of 20 were pulled down to pure black.