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System and method for digital video editing and publishing, using intraframe-only video data in intermediate steps

  • US 5,577,191 A
  • Filed: 02/17/1994
  • Issued: 11/19/1996
  • Est. Priority Date: 02/17/1994
  • Status: Expired due to Fees
First Claim
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1. A method for desktop video publishing, comprising the steps of:

  • providing digital video data representing a video sequence;

    compressing, intraframe-only, said digital video data, and storing said compressed digital video data in a storage medium;

    retrieving said intraframe-only compressed digital video data from said storage medium;

    decompressing selected frames of said intraframe-only compressed digital video data;

    performing video editing functions of said decompressed selected frames to create an edited video sequence;

    recompressing said decompressed selected frames, intraframe-only, and storing said recompressed selected frames back into said storage medium;

    retrieving from said storage medium frames of said edited video sequence;

    decompressing said frames of said edited video sequence; and

    compressing, using both intraframe and interframe compression operations, said decompressed frames of said edited video sequence.

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