Patent ID: 7471846

Claim:
Within a digital acquisition device with a built in flash unit, a method of perfecting the exposure of an acquired digital image using face detection in said acquired image, comprising: (a) identifying a plurality of groups of pixels that correspond to plurality images of faces within a digitally-acquired image, and determining corresponding image attributes to said groups of pixels, said groups of pixels of faces being given a certain weight based on a distance of said groups of pixels to the device; (b) generating in-camera, capturing or otherwise obtaining in-camera a collection of low resolution images including said faces, wherein said determining corresponding image attributes is based on said low resolution images; (c) performing an analysis of said corresponding attributes of said groups of pixels; (d) determining to activate said built-in flash unit based on said analysis for capturing said digitally-acquired image or determining an intensity of said built-in flash unit based on said analysis, or both.