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added gpu version of LUT, integral, boxFilter and cvtColor (RGB <-> YCrCb), based on NPP.

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minor refactoring of GPU module and GPU tests, split arithm and imgproc parts.
This commit is contained in:
Vladislav Vinogradov
2010-09-22 10:58:01 +00:00
parent 0c771221a3
commit 4100cbd997
19 changed files with 1953 additions and 1315 deletions
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91
modules/gpu/include/opencv2/gpu/gpu.hpp
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@@ -360,11 +360,7 @@ namespace cv
CV_EXPORTS void transpose(const GpuMat& src1, GpuMat& dst);
//! computes element-wise absolute difference of two arrays (c = abs(a - b))
CV_EXPORTS void absdiff(const GpuMat& a, const GpuMat& b, GpuMat& c);
//! applies fixed threshold to the image.
//! Now supports only THRESH_TRUNC threshold type and one channels float source.
CV_EXPORTS double threshold(const GpuMat& src, GpuMat& dst, double thresh);
CV_EXPORTS void absdiff(const GpuMat& a, const GpuMat& b, GpuMat& c);
//! compares elements of two arrays (c = a <cmpop> b)
//! Now doesn't support CMP_NE.
@@ -383,30 +379,17 @@ namespace cv
//! reverses the order of the rows, columns or both in a matrix
CV_EXPORTS void flip(const GpuMat& a, GpuMat& b, int flipCode);
//! resizes the image
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC, INTER_LANCZOS4
CV_EXPORTS void resize(const GpuMat& src, GpuMat& dst, Size dsize, double fx=0, double fy=0, int interpolation = INTER_LINEAR);
//! computes sum of array elements
CV_EXPORTS Scalar sum(const GpuMat& m);
//! finds global minimum and maximum array elements and returns their values
CV_EXPORTS void minMax(const GpuMat& src, double* minVal, double* maxVal = 0);
//! copies 2D array to a larger destination array and pads borders with user-specifiable constant
CV_EXPORTS void copyMakeBorder(const GpuMat& src, GpuMat& dst, int top, int bottom, int left, int right, const Scalar& value = Scalar());
//! warps the image using affine transformation
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC
CV_EXPORTS void warpAffine(const GpuMat& src, GpuMat& dst, const Mat& M, Size dsize, int flags = INTER_LINEAR);
//! warps the image using perspective transformation
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC
CV_EXPORTS void warpPerspective(const GpuMat& src, GpuMat& dst, const Mat& M, Size dsize, int flags = INTER_LINEAR);
//! rotate 8bit single or four channel image
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC
CV_EXPORTS void rotate(const GpuMat& src, GpuMat& dst, Size dsize, double angle, double xShift = 0, double yShift = 0, int interpolation = INTER_LINEAR);
//! transforms 8-bit unsigned integers using lookup table: dst(i)=lut(src(i))
//! supports only single channels source
//! destination array will have the same type as source
//! lut must hase CV_32S depth and the same number of channels as in the source array
CV_EXPORTS void LUT(const GpuMat& src, const Mat& lut, GpuMat& dst);
//! makes multi-channel array out of several single-channel arrays
CV_EXPORTS void merge(const GpuMat* src, size_t n, GpuMat& dst);
@@ -434,33 +417,69 @@ namespace cv
////////////////////////////// Image processing //////////////////////////////
// DST[x,y] = SRC[xmap[x,y],ymap[x,y]] with bilinear interpolation.
// xymap.type() == xymap.type() == CV_32FC1
//! DST[x,y] = SRC[xmap[x,y],ymap[x,y]] with bilinear interpolation.
//! xymap.type() == xymap.type() == CV_32FC1
CV_EXPORTS void remap(const GpuMat& src, GpuMat& dst, const GpuMat& xmap, const GpuMat& ymap);
// Does mean shift filtering on GPU.
//! Does mean shift filtering on GPU.
CV_EXPORTS void meanShiftFiltering(const GpuMat& src, GpuMat& dst, int sp, int sr,
TermCriteria criteria = TermCriteria(TermCriteria::MAX_ITER + TermCriteria::EPS, 5, 1));
// Does coloring of disparity image: [0..ndisp) -> [0..240, 1, 1] in HSV.
// Supported types of input disparity: CV_8U, CV_16S.
// Output disparity has CV_8UC4 type in BGRA format (alpha = 255).
//! Does coloring of disparity image: [0..ndisp) -> [0..240, 1, 1] in HSV.
//! Supported types of input disparity: CV_8U, CV_16S.
//! Output disparity has CV_8UC4 type in BGRA format (alpha = 255).
CV_EXPORTS void drawColorDisp(const GpuMat& src_disp, GpuMat& dst_disp, int ndisp);
// Acync version
//! Acync version
CV_EXPORTS void drawColorDisp(const GpuMat& src_disp, GpuMat& dst_disp, int ndisp, const Stream& stream);
// Reprojects disparity image to 3D space.
// Supports CV_8U and CV_16S types of input disparity.
// The output is a 4-channel floating-point (CV_32FC4) matrix.
// Each element of this matrix will contain the 3D coordinates of the point (x,y,z,1), computed from the disparity map.
// Q is the 4x4 perspective transformation matrix that can be obtained with cvStereoRectify.
//! Reprojects disparity image to 3D space.
//! Supports CV_8U and CV_16S types of input disparity.
//! The output is a 4-channel floating-point (CV_32FC4) matrix.
//! Each element of this matrix will contain the 3D coordinates of the point (x,y,z,1), computed from the disparity map.
//! Q is the 4x4 perspective transformation matrix that can be obtained with cvStereoRectify.
CV_EXPORTS void reprojectImageTo3D(const GpuMat& disp, GpuMat& xyzw, const Mat& Q);
// Acync version
//! Acync version
CV_EXPORTS void reprojectImageTo3D(const GpuMat& disp, GpuMat& xyzw, const Mat& Q, const Stream& stream);
//! converts image from one color space to another
CV_EXPORTS void cvtColor(const GpuMat& src, GpuMat& dst, int code, int dcn = 0);
//! Acync version
CV_EXPORTS void cvtColor(const GpuMat& src, GpuMat& dst, int code, int dcn, const Stream& stream);
//! applies fixed threshold to the image.
//! Now supports only THRESH_TRUNC threshold type and one channels float source.
CV_EXPORTS double threshold(const GpuMat& src, GpuMat& dst, double thresh);
//! resizes the image
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC, INTER_LANCZOS4
CV_EXPORTS void resize(const GpuMat& src, GpuMat& dst, Size dsize, double fx=0, double fy=0, int interpolation = INTER_LINEAR);
//! warps the image using affine transformation
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC
CV_EXPORTS void warpAffine(const GpuMat& src, GpuMat& dst, const Mat& M, Size dsize, int flags = INTER_LINEAR);
//! warps the image using perspective transformation
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC
CV_EXPORTS void warpPerspective(const GpuMat& src, GpuMat& dst, const Mat& M, Size dsize, int flags = INTER_LINEAR);
//! rotate 8bit single or four channel image
//! Supports INTER_NEAREST, INTER_LINEAR, INTER_CUBIC
CV_EXPORTS void rotate(const GpuMat& src, GpuMat& dst, Size dsize, double angle, double xShift = 0, double yShift = 0, int interpolation = INTER_LINEAR);
//! copies 2D array to a larger destination array and pads borders with user-specifiable constant
CV_EXPORTS void copyMakeBorder(const GpuMat& src, GpuMat& dst, int top, int bottom, int left, int right, const Scalar& value = Scalar());
//! computes the integral image and integral for the squared image
//! sum will have CV_32S type, sqsum - CV32F type
CV_EXPORTS void integral(GpuMat& src, GpuMat& sum, GpuMat& sqsum);
//! smooths the image using the normalized box filter
CV_EXPORTS void boxFilter(const GpuMat& src, GpuMat& dst, Size ksize, Point anchor = Point(-1,-1));
//! a synonym for normalized box filter
static inline void blur(const GpuMat& src, GpuMat& dst, Size ksize, Point anchor = Point(-1,-1))
{
boxFilter(src, dst, ksize, anchor);
}
//! erodes the image (applies the local minimum operator)
CV_EXPORTS void erode( const GpuMat& src, GpuMat& dst, const Mat& kernel, Point anchor, int iterations);