Method and apparatus providing perspective correction and/or image dewarping
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United States of America Patent
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Apr 2, 2013
Grant Date -
Jan 21, 2010
app pub date -
Aug 20, 2008
filing date -
Jul 17, 2008
priority date (Note) -
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Abstract
Methods and apparatuses for providing dewarping and/or perspective correction of an input image are disclosed. Described embodiments include processing that provides dewarping and/or perspective correction by associating pixel values identified by input pixel addresses corresponding to an input image with output pixel addresses corresponding to an output image. An image processor having a storage circuit and an address mapping unit for determining a corresponding input pixel address from an output pixel address is also disclosed.
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