1. A method for image processing, comprising the steps of: (a) scanning an image; (b) displaying a first portion of said image based at least in part upon a first value of a first adjustable parameter where said first parameter affects the appearance of said image; (c) simultaneously displaying a second portion of said image based at least in part upon a second value of said first parameter, where said second value is different than said first value; (d) selecting a processing value based upon at least one of said first value and said second value; and (e) processing said image in accordance with said processing value.