Picture encoding and/or decoding apparatus and method for providing scalability of a video object whose position changes with time and a recording medium having the same recorded thereon
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United States of America Patent
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Aug 1, 2000
Grant Date -
N/A
app pub date -
Sep 5, 1997
filing date -
Sep 9, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
An apparatus and method for obtaining scalability of a video object (VO) whose position and/or size changes with time. The position of an upper layer picture and that of a lower layer picture in an absolute coordinate system are determined so that corresponding pixels in an enlarged picture and in the upper layer picture may be arranged at the same positions in the absolute coordinate system.
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