Background Eraser is, without a doubt, one of the finest tools in Photoshop for remove unnecessary areas of a photo, but it’s not ideal and it does have one severe drawback also. This does not matter too much because one can always use the history brush later to restore any detail which becomes lost this way. The Background Eraser Tool is particularly useful with photos that contain lots of fine detail along the boundaries between your object and its background. This tool samples the color at the center of the brush and then deletes pixels of a. But you will notice that this step also deleted some of the blue pixels in the shadows on the roof. For more complicated backgrounds, you might use the Background Eraser tool. Nearly all of the blue pixels are erased at a stroke, such as all the sky pixels to the right of the spire. In this example, I clicked with the magic eraser in the same position as example 1. This meant that only neighboring pixels which fell within the specified Tolerance setting (32) would be selected and then deleted by the magic eraser.Ģ When the Contiguous option is deselected, all pixels with a color value within the specified tolerance will be deleted. The magic eraser options were set to Contiguous. A contiguous selection will select all pixels in an image or selection within an image, which fall within the specified tolerance.ġ In this first example, I clicked with the magic eraser in the sky area about half way up to the left of the spire. A discontiguous selection will use the same tolerance setting, but is not restricted to selecting the neighboring pixels only. ![]() A contiguous selection is one based on just those neighboring, connecting pixels which fall within the specified tolerance that surround the point where you clicked and which have a similar color value. The magic eraser, magic wand and paint bucket tools all have contiguous selection modes.
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