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Method and apparatus for editing an image while maintaining codestream size

  • US 20030215146A1
  • Filed: 03/06/2001
  • Published: 11/20/2003
  • Est. Priority Date: 02/15/2001
  • Status: Active Grant
First Claim
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1. A method comprising:

  • determining a portion of a codestream to edit;

    decoding the portion of the codestream;

    performing an edit to the decoded portion of the codestream;

    recompressing edited data into coded data; and

    generating a replacement portion for the portion of the codestream by making size of the replacement portion equal to size of the portion of the codestream by adding padding to the replacement tile if the replacement tile is smaller than the portion of the codesteam or quantizing the replacement tile if the replacement tile is larger than the portion of the codestream.

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