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added cv::gpu::pow, ticket #1227

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This commit is contained in:
Anatoly Baksheev
2011-07-21 08:47:44 +00:00
parent c722128ddd
commit 3a1beb1c01
7 changed files with 188 additions and 2 deletions
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6
modules/gpu/include/opencv2/gpu/gpu.hpp
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@@ -532,6 +532,12 @@ namespace cv
//! computes exponent of each matrix element (b = e**a)
//! supports only CV_32FC1 type
CV_EXPORTS void exp(const GpuMat& a, GpuMat& b, Stream& stream = Stream::Null());
//! computes power of each matrix element:
// (dst(i,j) = pow( src(i,j) , power), if src.type() is integer
// (dst(i,j) = pow(fabs(src(i,j)), power), otherwise
//! supports all, except depth == CV_64F
CV_EXPORTS void pow(const GpuMat& src, double power, GpuMat& dst, Stream& stream = Stream::Null());
//! computes natural logarithm of absolute value of each matrix element: b = log(abs(a))
//! supports only CV_32FC1 type