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Method and apparatus for discriminating between movie film and non-movie film and generating a picture signal processing mode control signal

  • US 5,365,280 A
  • Filed: 06/11/1993
  • Issued: 11/15/1994
  • Est. Priority Date: 06/26/1992
  • Status: Expired due to Term
First Claim
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1. A method of generating a control signal indicating whether a received picture signal originated from a movie-film source or from a non-movie-film source by a video camera for controlling a picture signal processing mode for the received picture signals, comprising the steps of:

  • (a) determining first motion vectors for a first field of the received picture signals,(b) determining second motion vectors for a second field of the received picture signals,(c) comparing said first and second motion vectors and based upon said comparison generating a control signal indicating whether the received picture signal originated from a movie-film source or from a non-movie-film source by a video camera.

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