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Efficient detection of constant regions of an image

  • US 8,224,096 B1
  • Filed: 01/28/2011
  • Issued: 07/17/2012
  • Est. Priority Date: 03/06/2006
  • Status: Expired due to Fees
First Claim
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1. A method for detecting a constant region of an image frame, comprising:

  • determining, with at least one processor, that a first region of pixels in an image analysis window at a first position is a constant region;

    in response to determining that the first region is a constant region;

    determining, with the at least one processor, that a second region in the image analysis window at a second position is a constant region by analyzing a number of pixels in the second region that is less than a total number of pixels in the second region.

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