Image transforming method
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United States of America Patent
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May 13, 2008
Grant Date -
Oct 18, 2007
app pub date -
Apr 12, 2006
filing date -
Apr 12, 2006
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides a method for rotating YUV4:2:0 image in a digital display device, such as TV image system. A YUV4:2:0 image is separated to a Y division matrix and a U and V division matrix. Then the Y division is performed a rotation matrix calculation. And the U and V division matrix is performed a reverse rotation matrix calculation. A rotated YUV4:2:0 image is obtained by combining the processed Y division matrix and the processed U and V division matrix.
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