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System and method for image color transfer based on target concepts

  • US 8,553,045 B2
  • Filed: 09/24/2010
  • Issued: 10/08/2013
  • Est. Priority Date: 09/24/2010
  • Status: Active Grant
First Claim
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1. A method for color transfer comprising:

  • receiving a concept selected by a user from a predefined set of concepts;

    retrieving a concept color palette from computer memory corresponding to the user-selected concept, the concept color palette comprising a first set of colors, each of a set of the concept color palettes having been automatically generated from a respective set of predefined color palettes;

    computing an image color palette for an input image, the image color palette comprising a second set of colors that are representative of pixels of the input image;

    mapping colors of the image color palette to colors of the concept color palette to identify, for colors of the image color palette, a corresponding color in the concept color palette;

    computing a transformation based on the mapping;

    for pixels of the input image, computing modified color values based on the computed transformation, to generate a modified image; and

    outputting the modified image.

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