1. A method of generating a multi-image composite from a plurality of individual images, each of said images having a plurality of rows and columns of blocks of image data, said method comprising the steps of: evaluating said image data in a predetermined order to obtain a desired configuration for said multi-image composite; identifying each of said blocks in said image data, each of said blocks having a DC difference value; and recomputing said DC difference value for each block that follows a different block in said multi-image composite.