1. In a computer system, a method of displaying high dynamic range digital images on a display, the method comprising: receiving high dynamic range image information, wherein the high dynamic range image information defines a high dynamic range image; receiving region of interest information, the region of interest information defining one or more regions of the high dynamic range image; displaying a background image constructed from the high dynamic range image information, along with one or more portions of the high dynamic range image corresponding to the one or more regions, the one or more portions of the high dynamic range image displayed in accordance with at least one display parameter that differs from a corresponding display parameter for the background image.