Method and apparatus for digital image filtering with discrete filter kernels using graphics hardware
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United States of America Patent
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Nov 24, 2009
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app pub date -
Apr 26, 2006
filing date -
Apr 26, 2005
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Abstract
; and, for each RGBA output pixel aggregating o(x,y) by (i) reading all input pixels I(x*4+i,y), with i=−4,0,4, and computing o(x,y) for the all four components of the output tuple.
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