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Browsing contents of a given video sequence

  • US 5,521,841 A
  • Filed: 03/31/1994
  • Issued: 05/28/1996
  • Est. Priority Date: 03/31/1994
  • Status: Expired due to Term
First Claim
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1. A computer-implemented method for representing contents of a video sequence for allowing a user to rapidly view a video sequence in order to find a particular desired point within said sequence and/or to decide whether said contents of a video sequence are relevant to a user, said video sequence having been pre-processed to detect scene changes and to build Rframes, an Rframe being a representation of a sequence of images, and for allowing a user to scroll through said Rframes in a given manner and to stop at a selected Rframe for processing, said method comprising:

  • (a) playing said video sequence from the beginning of a shot represented by said selected Rframe to the end of said shot;

    (b) detecting all Rframes having respective degrees of similarity to said Rframe selected by said user; and

    (c) presenting said similar Rframes to said user in a size or scale representative of said degrees of similarity.

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