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void | cv::accumulate (InputArray src, InputOutputArray dst, InputArray mask=noArray()) |
| Adds an image to the accumulator. More...
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void | cv::accumulateProduct (InputArray src1, InputArray src2, InputOutputArray dst, InputArray mask=noArray()) |
| Adds the per-element product of two input images to the accumulator. More...
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void | cv::accumulateSquare (InputArray src, InputOutputArray dst, InputArray mask=noArray()) |
| Adds the square of a source image to the accumulator. More...
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void | cv::accumulateWeighted (InputArray src, InputOutputArray dst, double alpha, InputArray mask=noArray()) |
| Updates a running average. More...
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void | cv::adaptiveThreshold (InputArray src, OutputArray dst, double maxValue, int adaptiveMethod, int thresholdType, int blockSize, double C) |
| Applies an adaptive threshold to an array. More...
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void | cv::applyColorMap (InputArray src, OutputArray dst, int colormap) |
| Applies a GNU Octave/MATLAB equivalent colormap on a given image. More...
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void | cv::applyColorMap (InputArray src, OutputArray dst, InputArray userColor) |
| Applies a user colormap on a given image. More...
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void | cv::approxPolyDP (InputArray curve, OutputArray approxCurve, double epsilon, bool closed) |
| Approximates a polygonal curve(s) with the specified precision. More...
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double | cv::arcLength (InputArray curve, bool closed) |
| Calculates a contour perimeter or a curve length. More...
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void | cv::arrowedLine (InputOutputArray img, Point pt1, Point pt2, const Scalar &color, int thickness=1, int line_type=8, int shift=0, double tipLength=0.1) |
| Draws a arrow segment pointing from the first point to the second one. More...
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void | cv::bilateralFilter (InputArray src, OutputArray dst, int d, double sigmaColor, double sigmaSpace, int borderType=BORDER_DEFAULT) |
| Applies the bilateral filter to an image. More...
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void | cv::blendLinear (InputArray src1, InputArray src2, InputArray weights1, InputArray weights2, OutputArray dst) |
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void | cv::blur (InputArray src, OutputArray dst, Size ksize, Point anchor=Point(-1,-1), int borderType=BORDER_DEFAULT) |
| Blurs an image using the normalized box filter. More...
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Rect | cv::boundingRect (InputArray points) |
| Calculates the up-right bounding rectangle of a point set. More...
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void | cv::boxFilter (InputArray src, OutputArray dst, int ddepth, Size ksize, Point anchor=Point(-1,-1), bool normalize=true, int borderType=BORDER_DEFAULT) |
| Blurs an image using the box filter. More...
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void | cv::boxPoints (RotatedRect box, OutputArray points) |
| Finds the four vertices of a rotated rect. Useful to draw the rotated rectangle. More...
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void | cv::buildPyramid (InputArray src, OutputArrayOfArrays dst, int maxlevel, int borderType=BORDER_DEFAULT) |
| Constructs the Gaussian pyramid for an image. More...
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void | cv::calcBackProject (const Mat *images, int nimages, const int *channels, InputArray hist, OutputArray backProject, const float **ranges, double scale=1, bool uniform=true) |
| Calculates the back projection of a histogram. More...
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void | cv::calcBackProject (const Mat *images, int nimages, const int *channels, const SparseMat &hist, OutputArray backProject, const float **ranges, double scale=1, bool uniform=true) |
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void | cv::calcBackProject (InputArrayOfArrays images, const std::vector< int > &channels, InputArray hist, OutputArray dst, const std::vector< float > &ranges, double scale) |
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void | cv::calcHist (const Mat *images, int nimages, const int *channels, InputArray mask, OutputArray hist, int dims, const int *histSize, const float **ranges, bool uniform=true, bool accumulate=false) |
| Calculates a histogram of a set of arrays. More...
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void | cv::calcHist (const Mat *images, int nimages, const int *channels, InputArray mask, SparseMat &hist, int dims, const int *histSize, const float **ranges, bool uniform=true, bool accumulate=false) |
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void | cv::calcHist (InputArrayOfArrays images, const std::vector< int > &channels, InputArray mask, OutputArray hist, const std::vector< int > &histSize, const std::vector< float > &ranges, bool accumulate=false) |
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void | cv::Canny (InputArray image, OutputArray edges, double threshold1, double threshold2, int apertureSize=3, bool L2gradient=false) |
| Finds edges in an image using the Canny algorithm [Canny86] . More...
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void | cv::Canny (InputArray dx, InputArray dy, OutputArray edges, double threshold1, double threshold2, bool L2gradient=false) |
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void | cv::circle (InputOutputArray img, Point center, int radius, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
| Draws a circle. More...
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bool | cv::clipLine (Size imgSize, Point &pt1, Point &pt2) |
| Clips the line against the image rectangle. More...
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bool | cv::clipLine (Size2l imgSize, Point2l &pt1, Point2l &pt2) |
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bool | cv::clipLine (Rect imgRect, Point &pt1, Point &pt2) |
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double | cv::compareHist (InputArray H1, InputArray H2, int method) |
| Compares two histograms. More...
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double | cv::compareHist (const SparseMat &H1, const SparseMat &H2, int method) |
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int | cv::connectedComponents (InputArray image, OutputArray labels, int connectivity, int ltype, int ccltype) |
| computes the connected components labeled image of boolean image More...
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int | cv::connectedComponents (InputArray image, OutputArray labels, int connectivity=8, int ltype=CV_32S) |
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int | cv::connectedComponentsWithStats (InputArray image, OutputArray labels, OutputArray stats, OutputArray centroids, int connectivity, int ltype, int ccltype) |
| computes the connected components labeled image of boolean image and also produces a statistics output for each label More...
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int | cv::connectedComponentsWithStats (InputArray image, OutputArray labels, OutputArray stats, OutputArray centroids, int connectivity=8, int ltype=CV_32S) |
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double | cv::contourArea (InputArray contour, bool oriented=false) |
| Calculates a contour area. More...
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void | cv::convertMaps (InputArray map1, InputArray map2, OutputArray dstmap1, OutputArray dstmap2, int dstmap1type, bool nninterpolation=false) |
| Converts image transformation maps from one representation to another. More...
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void | cv::convexHull (InputArray points, OutputArray hull, bool clockwise=false, bool returnPoints=true) |
| Finds the convex hull of a point set. More...
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void | cv::convexityDefects (InputArray contour, InputArray convexhull, OutputArray convexityDefects) |
| Finds the convexity defects of a contour. More...
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void | cv::cornerEigenValsAndVecs (InputArray src, OutputArray dst, int blockSize, int ksize, int borderType=BORDER_DEFAULT) |
| Calculates eigenvalues and eigenvectors of image blocks for corner detection. More...
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void | cv::cornerHarris (InputArray src, OutputArray dst, int blockSize, int ksize, double k, int borderType=BORDER_DEFAULT) |
| Harris corner detector. More...
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void | cv::cornerMinEigenVal (InputArray src, OutputArray dst, int blockSize, int ksize=3, int borderType=BORDER_DEFAULT) |
| Calculates the minimal eigenvalue of gradient matrices for corner detection. More...
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void | cv::cornerSubPix (InputArray image, InputOutputArray corners, Size winSize, Size zeroZone, TermCriteria criteria) |
| Refines the corner locations. More...
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Ptr< CLAHE > | cv::createCLAHE (double clipLimit=40.0, Size tileGridSize=Size(8, 8)) |
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Ptr< GeneralizedHoughBallard > | cv::createGeneralizedHoughBallard () |
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Ptr< GeneralizedHoughGuil > | cv::createGeneralizedHoughGuil () |
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void | cv::createHanningWindow (OutputArray dst, Size winSize, int type) |
| This function computes a Hanning window coefficients in two dimensions. More...
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Ptr< LineSegmentDetector > | cv::createLineSegmentDetector (int _refine=LSD_REFINE_STD, double _scale=0.8, double _sigma_scale=0.6, double _quant=2.0, double _ang_th=22.5, double _log_eps=0, double _density_th=0.7, int _n_bins=1024) |
| Creates a smart pointer to a LineSegmentDetector object and initializes it. More...
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void | cv::cvtColor (InputArray src, OutputArray dst, int code, int dstCn=0) |
| Converts an image from one color space to another. More...
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void | cv::demosaicing (InputArray _src, OutputArray _dst, int code, int dcn=0) |
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void | cv::dilate (InputArray src, OutputArray dst, InputArray kernel, Point anchor=Point(-1,-1), int iterations=1, int borderType=BORDER_CONSTANT, const Scalar &borderValue=morphologyDefaultBorderValue()) |
| Dilates an image by using a specific structuring element. More...
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void | cv::distanceTransform (InputArray src, OutputArray dst, OutputArray labels, int distanceType, int maskSize, int labelType=DIST_LABEL_CCOMP) |
| Calculates the distance to the closest zero pixel for each pixel of the source image. More...
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void | cv::distanceTransform (InputArray src, OutputArray dst, int distanceType, int maskSize, int dstType=CV_32F) |
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void | cv::drawContours (InputOutputArray image, InputArrayOfArrays contours, int contourIdx, const Scalar &color, int thickness=1, int lineType=LINE_8, InputArray hierarchy=noArray(), int maxLevel=INT_MAX, Point offset=Point()) |
| Draws contours outlines or filled contours. More...
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void | cv::drawMarker (Mat &img, Point position, const Scalar &color, int markerType=MARKER_CROSS, int markerSize=20, int thickness=1, int line_type=8) |
| Draws a marker on a predefined position in an image. More...
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void | cv::ellipse (InputOutputArray img, Point center, Size axes, double angle, double startAngle, double endAngle, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
| Draws a simple or thick elliptic arc or fills an ellipse sector. More...
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void | cv::ellipse (InputOutputArray img, const RotatedRect &box, const Scalar &color, int thickness=1, int lineType=LINE_8) |
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void | cv::ellipse2Poly (Point center, Size axes, int angle, int arcStart, int arcEnd, int delta, std::vector< Point > &pts) |
| Approximates an elliptic arc with a polyline. More...
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void | cv::ellipse2Poly (Point2d center, Size2d axes, int angle, int arcStart, int arcEnd, int delta, std::vector< Point2d > &pts) |
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float | cv::EMD (InputArray signature1, InputArray signature2, int distType, InputArray cost=noArray(), float *lowerBound=0, OutputArray flow=noArray()) |
| Computes the "minimal work" distance between two weighted point configurations. More...
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void | cv::equalizeHist (InputArray src, OutputArray dst) |
| Equalizes the histogram of a grayscale image. More...
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void | cv::erode (InputArray src, OutputArray dst, InputArray kernel, Point anchor=Point(-1,-1), int iterations=1, int borderType=BORDER_CONSTANT, const Scalar &borderValue=morphologyDefaultBorderValue()) |
| Erodes an image by using a specific structuring element. More...
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void | cv::fillConvexPoly (Mat &img, const Point *pts, int npts, const Scalar &color, int lineType=LINE_8, int shift=0) |
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void | cv::fillConvexPoly (InputOutputArray img, InputArray points, const Scalar &color, int lineType=LINE_8, int shift=0) |
| Fills a convex polygon. More...
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void | cv::fillPoly (Mat &img, const Point **pts, const int *npts, int ncontours, const Scalar &color, int lineType=LINE_8, int shift=0, Point offset=Point()) |
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void | cv::fillPoly (InputOutputArray img, InputArrayOfArrays pts, const Scalar &color, int lineType=LINE_8, int shift=0, Point offset=Point()) |
| Fills the area bounded by one or more polygons. More...
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void | cv::filter2D (InputArray src, OutputArray dst, int ddepth, InputArray kernel, Point anchor=Point(-1,-1), double delta=0, int borderType=BORDER_DEFAULT) |
| Convolves an image with the kernel. More...
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void | cv::findContours (InputOutputArray image, OutputArrayOfArrays contours, OutputArray hierarchy, int mode, int method, Point offset=Point()) |
| Finds contours in a binary image. More...
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void | cv::findContours (InputOutputArray image, OutputArrayOfArrays contours, int mode, int method, Point offset=Point()) |
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RotatedRect | cv::fitEllipse (InputArray points) |
| Fits an ellipse around a set of 2D points. More...
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void | cv::fitLine (InputArray points, OutputArray line, int distType, double param, double reps, double aeps) |
| Fits a line to a 2D or 3D point set. More...
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int | cv::floodFill (InputOutputArray image, Point seedPoint, Scalar newVal, Rect *rect=0, Scalar loDiff=Scalar(), Scalar upDiff=Scalar(), int flags=4) |
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int | cv::floodFill (InputOutputArray image, InputOutputArray mask, Point seedPoint, Scalar newVal, Rect *rect=0, Scalar loDiff=Scalar(), Scalar upDiff=Scalar(), int flags=4) |
| Fills a connected component with the given color. More...
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void | cv::GaussianBlur (InputArray src, OutputArray dst, Size ksize, double sigmaX, double sigmaY=0, int borderType=BORDER_DEFAULT) |
| Blurs an image using a Gaussian filter. More...
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Mat | cv::getAffineTransform (const Point2f src[], const Point2f dst[]) |
| Calculates an affine transform from three pairs of the corresponding points. More...
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Mat | cv::getAffineTransform (InputArray src, InputArray dst) |
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Mat | cv::getDefaultNewCameraMatrix (InputArray cameraMatrix, Size imgsize=Size(), bool centerPrincipalPoint=false) |
| Returns the default new camera matrix. More...
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void | cv::getDerivKernels (OutputArray kx, OutputArray ky, int dx, int dy, int ksize, bool normalize=false, int ktype=CV_32F) |
| Returns filter coefficients for computing spatial image derivatives. More...
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Mat | cv::getGaborKernel (Size ksize, double sigma, double theta, double lambd, double gamma, double psi=CV_PI *0.5, int ktype=CV_64F) |
| Returns Gabor filter coefficients. More...
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Mat | cv::getGaussianKernel (int ksize, double sigma, int ktype=CV_64F) |
| Returns Gaussian filter coefficients. More...
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Mat | cv::getPerspectiveTransform (const Point2f src[], const Point2f dst[]) |
| returns 3x3 perspective transformation for the corresponding 4 point pairs. More...
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Mat | cv::getPerspectiveTransform (InputArray src, InputArray dst) |
| Calculates a perspective transform from four pairs of the corresponding points. More...
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void | cv::getRectSubPix (InputArray image, Size patchSize, Point2f center, OutputArray patch, int patchType=-1) |
| Retrieves a pixel rectangle from an image with sub-pixel accuracy. More...
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Mat | cv::getRotationMatrix2D (Point2f center, double angle, double scale) |
| Calculates an affine matrix of 2D rotation. More...
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Mat | cv::getStructuringElement (int shape, Size ksize, Point anchor=Point(-1,-1)) |
| Returns a structuring element of the specified size and shape for morphological operations. More...
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Size | cv::getTextSize (const String &text, int fontFace, double fontScale, int thickness, int *baseLine) |
| Calculates the width and height of a text string. More...
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void | cv::goodFeaturesToTrack (InputArray image, OutputArray corners, int maxCorners, double qualityLevel, double minDistance, InputArray mask=noArray(), int blockSize=3, bool useHarrisDetector=false, double k=0.04) |
| Determines strong corners on an image. More...
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void | cv::goodFeaturesToTrack (InputArray image, OutputArray corners, int maxCorners, double qualityLevel, double minDistance, InputArray mask, int blockSize, int gradientSize, bool useHarrisDetector=false, double k=0.04) |
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void | cv::grabCut (InputArray img, InputOutputArray mask, Rect rect, InputOutputArray bgdModel, InputOutputArray fgdModel, int iterCount, int mode=GC_EVAL) |
| Runs the GrabCut algorithm. More...
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void | cv::HoughCircles (InputArray image, OutputArray circles, int method, double dp, double minDist, double param1=100, double param2=100, int minRadius=0, int maxRadius=0) |
| Finds circles in a grayscale image using the Hough transform. More...
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void | cv::HoughLines (InputArray image, OutputArray lines, double rho, double theta, int threshold, double srn=0, double stn=0, double min_theta=0, double max_theta=CV_PI) |
| Finds lines in a binary image using the standard Hough transform. More...
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void | cv::HoughLinesP (InputArray image, OutputArray lines, double rho, double theta, int threshold, double minLineLength=0, double maxLineGap=0) |
| Finds line segments in a binary image using the probabilistic Hough transform. More...
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void | cv::HuMoments (const Moments &moments, double hu[7]) |
| Calculates seven Hu invariants. More...
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void | cv::HuMoments (const Moments &m, OutputArray hu) |
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void | cv::initUndistortRectifyMap (InputArray cameraMatrix, InputArray distCoeffs, InputArray R, InputArray newCameraMatrix, Size size, int m1type, OutputArray map1, OutputArray map2) |
| Computes the undistortion and rectification transformation map. More...
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float | cv::initWideAngleProjMap (InputArray cameraMatrix, InputArray distCoeffs, Size imageSize, int destImageWidth, int m1type, OutputArray map1, OutputArray map2, int projType=PROJ_SPHERICAL_EQRECT, double alpha=0) |
| initializes maps for cv::remap() for wide-angle More...
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void | cv::integral (InputArray src, OutputArray sum, int sdepth=-1) |
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void | cv::integral (InputArray src, OutputArray sum, OutputArray sqsum, int sdepth=-1, int sqdepth=-1) |
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void | cv::integral (InputArray src, OutputArray sum, OutputArray sqsum, OutputArray tilted, int sdepth=-1, int sqdepth=-1) |
| Calculates the integral of an image. More...
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float | cv::intersectConvexConvex (InputArray _p1, InputArray _p2, OutputArray _p12, bool handleNested=true) |
| finds intersection of two convex polygons More...
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void | cv::invertAffineTransform (InputArray M, OutputArray iM) |
| Inverts an affine transformation. More...
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bool | cv::isContourConvex (InputArray contour) |
| Tests a contour convexity. More...
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void | cv::Laplacian (InputArray src, OutputArray dst, int ddepth, int ksize=1, double scale=1, double delta=0, int borderType=BORDER_DEFAULT) |
| Calculates the Laplacian of an image. More...
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void | cv::line (InputOutputArray img, Point pt1, Point pt2, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
| Draws a line segment connecting two points. More...
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void | cv::linearPolar (InputArray src, OutputArray dst, Point2f center, double maxRadius, int flags) |
| Remaps an image to polar coordinates space. More...
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void | cv::logPolar (InputArray src, OutputArray dst, Point2f center, double M, int flags) |
| Remaps an image to semilog-polar coordinates space. More...
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double | cv::matchShapes (InputArray contour1, InputArray contour2, int method, double parameter) |
| Compares two shapes. More...
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void | cv::matchTemplate (InputArray image, InputArray templ, OutputArray result, int method, InputArray mask=noArray()) |
| Compares a template against overlapped image regions. More...
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void | cv::medianBlur (InputArray src, OutputArray dst, int ksize) |
| Blurs an image using the median filter. More...
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RotatedRect | cv::minAreaRect (InputArray points) |
| Finds a rotated rectangle of the minimum area enclosing the input 2D point set. More...
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void | cv::minEnclosingCircle (InputArray points, Point2f ¢er, float &radius) |
| Finds a circle of the minimum area enclosing a 2D point set. More...
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double | cv::minEnclosingTriangle (InputArray points, OutputArray triangle) |
| Finds a triangle of minimum area enclosing a 2D point set and returns its area. More...
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Moments | cv::moments (InputArray array, bool binaryImage=false) |
| Calculates all of the moments up to the third order of a polygon or rasterized shape. More...
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static Scalar | cv::morphologyDefaultBorderValue () |
| returns "magic" border value for erosion and dilation. It is automatically transformed to Scalar::all(-DBL_MAX) for dilation. More...
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void | cv::morphologyEx (InputArray src, OutputArray dst, int op, InputArray kernel, Point anchor=Point(-1,-1), int iterations=1, int borderType=BORDER_CONSTANT, const Scalar &borderValue=morphologyDefaultBorderValue()) |
| Performs advanced morphological transformations. More...
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Point2d | cv::phaseCorrelate (InputArray src1, InputArray src2, InputArray window=noArray(), double *response=0) |
| The function is used to detect translational shifts that occur between two images. More...
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double | cv::pointPolygonTest (InputArray contour, Point2f pt, bool measureDist) |
| Performs a point-in-contour test. More...
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void | cv::polylines (Mat &img, const Point *const *pts, const int *npts, int ncontours, bool isClosed, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
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void | cv::polylines (InputOutputArray img, InputArrayOfArrays pts, bool isClosed, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
| Draws several polygonal curves. More...
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void | cv::preCornerDetect (InputArray src, OutputArray dst, int ksize, int borderType=BORDER_DEFAULT) |
| Calculates a feature map for corner detection. More...
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void | cv::putText (InputOutputArray img, const String &text, Point org, int fontFace, double fontScale, Scalar color, int thickness=1, int lineType=LINE_8, bool bottomLeftOrigin=false) |
| Draws a text string. More...
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void | cv::pyrDown (InputArray src, OutputArray dst, const Size &dstsize=Size(), int borderType=BORDER_DEFAULT) |
| Blurs an image and downsamples it. More...
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void | cv::pyrMeanShiftFiltering (InputArray src, OutputArray dst, double sp, double sr, int maxLevel=1, TermCriteria termcrit=TermCriteria(TermCriteria::MAX_ITER+TermCriteria::EPS, 5, 1)) |
| Performs initial step of meanshift segmentation of an image. More...
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void | cv::pyrUp (InputArray src, OutputArray dst, const Size &dstsize=Size(), int borderType=BORDER_DEFAULT) |
| Upsamples an image and then blurs it. More...
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void | cv::rectangle (InputOutputArray img, Point pt1, Point pt2, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
| Draws a simple, thick, or filled up-right rectangle. More...
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void | cv::rectangle (Mat &img, Rect rec, const Scalar &color, int thickness=1, int lineType=LINE_8, int shift=0) |
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void | cv::remap (InputArray src, OutputArray dst, InputArray map1, InputArray map2, int interpolation, int borderMode=BORDER_CONSTANT, const Scalar &borderValue=Scalar()) |
| Applies a generic geometrical transformation to an image. More...
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void | cv::resize (InputArray src, OutputArray dst, Size dsize, double fx=0, double fy=0, int interpolation=INTER_LINEAR) |
| Resizes an image. More...
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int | cv::rotatedRectangleIntersection (const RotatedRect &rect1, const RotatedRect &rect2, OutputArray intersectingRegion) |
| Finds out if there is any intersection between two rotated rectangles. More...
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void | cv::Scharr (InputArray src, OutputArray dst, int ddepth, int dx, int dy, double scale=1, double delta=0, int borderType=BORDER_DEFAULT) |
| Calculates the first x- or y- image derivative using Scharr operator. More...
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void | cv::sepFilter2D (InputArray src, OutputArray dst, int ddepth, InputArray kernelX, InputArray kernelY, Point anchor=Point(-1,-1), double delta=0, int borderType=BORDER_DEFAULT) |
| Applies a separable linear filter to an image. More...
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void | cv::Sobel (InputArray src, OutputArray dst, int ddepth, int dx, int dy, int ksize=3, double scale=1, double delta=0, int borderType=BORDER_DEFAULT) |
| Calculates the first, second, third, or mixed image derivatives using an extended Sobel operator. More...
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void | cv::spatialGradient (InputArray src, OutputArray dx, OutputArray dy, int ksize=3, int borderType=BORDER_DEFAULT) |
| Calculates the first order image derivative in both x and y using a Sobel operator. More...
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void | cv::sqrBoxFilter (InputArray _src, OutputArray _dst, int ddepth, Size ksize, Point anchor=Point(-1, -1), bool normalize=true, int borderType=BORDER_DEFAULT) |
| Calculates the normalized sum of squares of the pixel values overlapping the filter. More...
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double | cv::threshold (InputArray src, OutputArray dst, double thresh, double maxval, int type) |
| Applies a fixed-level threshold to each array element. More...
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void | cv::undistort (InputArray src, OutputArray dst, InputArray cameraMatrix, InputArray distCoeffs, InputArray newCameraMatrix=noArray()) |
| Transforms an image to compensate for lens distortion. More...
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void | cv::undistortPoints (InputArray src, OutputArray dst, InputArray cameraMatrix, InputArray distCoeffs, InputArray R=noArray(), InputArray P=noArray()) |
| Computes the ideal point coordinates from the observed point coordinates. More...
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void | cv::undistortPoints (InputArray src, OutputArray dst, InputArray cameraMatrix, InputArray distCoeffs, InputArray R, InputArray P, TermCriteria criteria) |
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void | cv::warpAffine (InputArray src, OutputArray dst, InputArray M, Size dsize, int flags=INTER_LINEAR, int borderMode=BORDER_CONSTANT, const Scalar &borderValue=Scalar()) |
| Applies an affine transformation to an image. More...
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void | cv::warpPerspective (InputArray src, OutputArray dst, InputArray M, Size dsize, int flags=INTER_LINEAR, int borderMode=BORDER_CONSTANT, const Scalar &borderValue=Scalar()) |
| Applies a perspective transformation to an image. More...
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void | cv::watershed (InputArray image, InputOutputArray markers) |
| Performs a marker-based image segmentation using the watershed algorithm. More...
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float | cv::wrapperEMD (InputArray signature1, InputArray signature2, int distType, InputArray cost=noArray(), Ptr< float > lowerBound=Ptr< float >(), OutputArray flow=noArray()) |
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