Method and apparatus to prioritize video information during...

Image analysis – Image compression or coding – Shape – icon – or feature-based compression

Reexamination Certificate

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C382S240000

Reexamination Certificate

active

07630570

ABSTRACT:
A method and apparatus prioritizing video information during coding and decoding. Video information is received and an element of the video information, such as a visual object, video object layer, video object plane or keyregion, is identified. A priority is assigned to the identified element and the video information is encoded into a bitstream, such as a visual bitstream encoded using the MPEG-4 standard, including an indication of the priority of the element. The priority information can then be used when decoding the bitstream to reconstruct the video information.

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patent: 6005980 (1999-12-01), Eifrig et al.
patent: 6025877 (2000-02-01), Chang et al.
patent: 6097842 (2000-08-01), Suzuki et al.
ISO/IEC JTC1/SC29/WG11 N1993 publication (“Coding of Moving Pictures and Audio,” ISO/IEC JTC1/SC29/WG11 N1993, San Jose, Feb. 1998; hereafter referred as ISO/IEC N1993).
“The MPEG-4 Video Standard Verification Model,” Thomas Sikora, IEEE Transactions on Circuits and Systems for Video Technology, vol. 7, No. 1, Feb. 1997, pp. 19-31.
“Coding of Moving Pictures and Associated Audio Information,” ISO/IEC JTC1/SC29/WG11, MPEG96, Jan. 1996.

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