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Image extraction from complex scenes in digital video

  • US 20020118875A1
  • Filed: 12/21/2000
  • Published: 08/29/2002
  • Est. Priority Date: 12/21/2000
  • Status: Active Grant
First Claim
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1. A method for masking a foreground portion of a digital image from a background portion of a digital image, the digital image being part of a video comprising a time sequence of digital images, each image being defined by a plurality of pixels, the method comprising:

  • receiving a first input defining a first border region, the first border region including at least a part of the foreground portion and at least a part of the background portion in a first digital image;

    receiving a second input defining a second border region, the second border region including at least a part of the foreground portion and at least a part of the background portion in a second digital image;

    interpolating an intermediary border region for an image intermediary in time to the first and second digital images; and

    using the first, second, and intermediary border regions for masking the foreground portion from the background portion in the digital video.

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