×

Method and apparatus for enhancing flash and ambient images

  • US 20070024742A1
  • Filed: 07/28/2005
  • Published: 02/01/2007
  • Est. Priority Date: 07/28/2005
  • Status: Active Grant
First Claim
Patent Images

1. A method for generating an enhanced output image, comprising the steps of:

  • acquiring an ambient image of a scene illuminated by ambient light;

    acquiring a flash image of the scene illuminated with a flash unit;

    determining a gradient flash image from the flash image;

    determining a gradient ambient image from the ambient image;

    combining the gradient flash image and the gradient ambient image to produce a combined gradient image; and

    constructing an enhanced output image from the combined gradient image.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×