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Image Skew Detection Apparatus And Methods

  • US 20090252437A1
  • Filed: 04/03/2008
  • Published: 10/08/2009
  • Est. Priority Date: 04/03/2008
  • Status: Active Grant
First Claim
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1. A method for skew detection in an image, the method comprising:

  • detecting a first line in the image;

    determining whether the first line is reliable; and

    calculating a skew angle of the image based on an orientation of the first line with respect to an orientation of the image if the first line is reliable.

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