Patent ID: 7646931
Filing Date: 2010-01-12
Classification: G06T

Abstract:
1. A method performed by a computer configured as a digital image adjustment computer of processing a digital image, the method comprising: with the computer configured as the digital image adjustment computer, adjusting exposure data for the digital image, wherein the exposure data comprises luminance values represented in a luminance value histogram for pixels in the digital image, and wherein adjusting the exposure data comprises: with the computer configured as the digital image adjustment computer, producing exposure adjustment data for the digital image based on the adjusting; with the computer configured as the digital image adjustment computer, storing the exposure adjustment data in a look-up table; and with the computer configured as the digital image adjustment computer, storing the look-up table in a digital image file, wherein the storing the look-up table in the digital image file facilitates archiving an original version of the digital image wherein performing the adjustment for distribution of histogram values comprises: wherein performing the adjustment for underexposure comprises: wherein performing the adjustment for overexposure comprises: