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Wide-angle dewarping method and apparatus

  • US 20020063802A1
  • Filed: 12/10/2001
  • Published: 05/30/2002
  • Est. Priority Date: 05/27/1994
  • Status: Active Grant
First Claim
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1. A method for providing perspective corrected images from at least one distorted image, the method comprising steps of:

  • receiving said distorted image;

    storing a portion of said distorted image;

    transforming a set of control vectors to a set of control points that defines an area that associates said portion of said distorted image with a portion of a perspective corrected image;

    transforming said portion of said distorted image associated with said area to said portion of said perspective corrected image using a global bivariate polynomial transformation;

    displaying said portion of said perspective corrected image;

    sensing inputted information; and

    controlling the transformation and display of said perspective corrected image through said inputted information.

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