1. A method of using imported depth information to mask or select areas of a first digital image, the method comprising: a processor of a computer system receiving a first set of depth values associated with the first digital image, wherein the first digital image comprises a first set of pixels, and wherein a first depth value of the first set of depth values is associated with a first pixel of the first set of pixels; the processor accepting a command to select a first subset of the first set of pixels; the processor, in response to the command, selecting the first pixel as a function of the first depth value.