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Method and apparatus for detecting image movement

  • US 20060139458A1
  • Filed: 08/04/2005
  • Published: 06/29/2006
  • Est. Priority Date: 12/27/2004
  • Status: Active Grant
First Claim
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1. A method of detecting image movement, comprising the following steps:

  • (A) accessing a reference frame, and capturing a reference window from the reference frame;

    (B) accessing a sampling frame;

    (C) capturing a new window to replace the reference window, if the reference window has not reached a margin of the reference frame;

    (D) searching a sampling window matching the reference window, and calculating a moving vector based on the reference window in the sampling frame;

    (E) replacing the reference frame with the sampling frame, and capturing the reference window in the reference frame, if the sampling window has reached a margin of the sampling frame; and

    (F) repeating the step (B).

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