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AUTOMATIC ILLUMINANT ESTIMATION THAT INCORPORATES APPARATUS SETTING AND INTRINSIC COLOR CASTING INFORMATION

  • US 20110164150A1
  • Filed: 09/24/2008
  • Published: 07/07/2011
  • Est. Priority Date: 09/24/2008
  • Status: Active Grant
First Claim
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1. An image apparatus for providing an estimated final illuminant of a scene, the image apparatus comprising:

  • a capturing system that captures an input image of the scene, the input image including a plurality of input colors, the input image being captured while at an apparatus setting; and

    a control system that compares at least one of the input colors to an illuminant database that includes an illuminant gamut of observable colors for a plurality of possible illuminants, and evaluates the apparatus setting to select one of the possible illuminants to be the estimated final illuminant.

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