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added mulSpectrums functions into GPU module

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This commit is contained in:
Alexey Spizhevoy
2010-12-22 13:46:06 +00:00
parent fef06c25b5
commit 68aba9f2fb
4 changed files with 202 additions and 54 deletions
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13
modules/gpu/include/opencv2/gpu/gpu.hpp
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@@ -628,10 +628,19 @@ namespace cv
//! computes minimum eigen value of 2x2 derivative covariation matrix at each pixel - the cornerness criteria
CV_EXPORTS void cornerMinEigenVal(const GpuMat& src, GpuMat& dst, int blockSize, int ksize, int borderType=BORDER_REFLECT101);
//! computes cross-correlation of two images using FFT
//! performs per-element multiplication of two full (i.e. not packed) Fourier spectrums
//! supports only 32FC2 matrixes (interleaved format)
CV_EXPORTS void mulSpectrums(const GpuMat& a, const GpuMat& b, GpuMat& c, int flags, bool conjB=false);
//! performs per-element multiplication of two full (i.e. not packed) Fourier spectrums
//! supports only 32FC2 matrixes (interleaved format)
CV_EXPORTS void mulAndScaleSpectrums(const GpuMat& a, const GpuMat& b, GpuMat& c, int flags,
float scale, bool conjB=false);
//! computes convolution (or cross-correlation) of two images using discrete Fourier transform
//! supports source images of 32FC1 type only
//! result matrix will have 32FC1 type
CV_EXPORTS void crossCorr(const GpuMat& image, const GpuMat& templ, GpuMat& result);
CV_EXPORTS void convolve(const GpuMat& image, const GpuMat& templ, GpuMat& result, bool ccorr=false);
//! computes the proximity map for the raster template and the image where the template is searched for
CV_EXPORTS void matchTemplate(const GpuMat& image, const GpuMat& templ, GpuMat& result, int method);