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Image processing method and apparatus

  • US 7,995,855 B2
  • Filed: 05/06/2008
  • Issued: 08/09/2011
  • Est. Priority Date: 01/18/2008
  • Status: Active Grant
First Claim
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1. A method of processing an image comprising:

  • acquiring the image;

    using a processor;

    traversing multiple pixels of the image in a single pass over the image;

    applying an inverting function to said pixels;

    applying a recursive filter to one or more inverted pixel values, said filter having one or more parameters derived from previously traversed pixel values of said image; and

    combining said one or more pixel values with said one or more parameters to provide processed pixel values for a processed image wherein said inverting function comprises;

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