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Systems and methods for smart media content thumbnail extraction

  • US 7,986,372 B2
  • Filed: 08/02/2004
  • Issued: 07/26/2011
  • Est. Priority Date: 08/02/2004
  • Status: Active Grant
First Claim
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1. A computer-readable medium comprising computer-program instructions executable by a processor for:

  • generating program metadata from recorded video content, the program metadata comprising one or more key-frames from one or more corresponding shots;

    identifying an objectively representative key-frame from the key-frames as a function of shot duration and frequency of appearance of key-frame content across multiple shots, the objectively representative key-frame being an image frame representative of the recorded video content;

    clustering the shots based on appearance representation to generate one or more clusters; and

    if a key-frame associated with a largest cluster of clusters includes a human face, then;

    comparing the key-frame with other key-frames that include a human face; and

    selecting a key-frame with a largest facial area as the objectively representative key-frame; and

    creating a thumbnail from the objectively representative key-frame;

    wherein identifying further comprises selecting the objectively representative key-frame as a further function of low motion intensity, wherein motion intensity is defined as;

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