1. A method for automatically providing an image retouching rating comprising: receiving, within a computer having a processor and memory, a first set of pixel data of an original image and a second set of pixel data of a retouched image; determining, from the first and second sets of pixel data using the processor, a plurality of statistics based upon deviation of the retouched image from the original image; and generating, using the processor, the image retouching rating to define a level of modification of the retouched image based upon the plurality of statistics.