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Video coding and video decoding apparatus

  • US 6,934,416 B2
  • Filed: 10/26/2004
  • Issued: 08/23/2005
  • Est. Priority Date: 09/29/1995
  • Status: Expired due to Fees
First Claim
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1. A picture data signal for transmitting encoded picture information, the picture data signal comprising:

  • an encoded picture stream including a code string having, coded alpha-map data indicating an alpha-map signal of a rectangular region containing an object and a part of a background surrounding the object, and coded position/size data indicating a position and a size of the rectangular region; and

    coded picture data indicating a picture signal of the rectangular region containing the object.

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