Uses of Class
org.opencv.core.Point

Packages that use Point

Package	Description
org.opencv.calib3d
org.opencv.core
org.opencv.imgproc
org.opencv.photo
org.opencv.structured_light
org.opencv.utils

Uses of Point in org.opencv.calib3d

Methods in org.opencv.calib3d with parameters of type Point

Modifier and Type	Method and Description
static void	Calib3d.calibrationMatrixValues(Mat cameraMatrix, Size imageSize, double apertureWidth, double apertureHeight, double[] fovx, double[] fovy, double[] focalLength, Point principalPoint, double[] aspectRatio) Computes useful camera characteristics from the camera matrix.
static Mat	Calib3d.findEssentialMat(Mat points1, Mat points2, double focal, Point pp)
static Mat	Calib3d.findEssentialMat(Mat points1, Mat points2, double focal, Point pp, int method)
static Mat	Calib3d.findEssentialMat(Mat points1, Mat points2, double focal, Point pp, int method, double prob)
static Mat	Calib3d.findEssentialMat(Mat points1, Mat points2, double focal, Point pp, int method, double prob, double threshold)
static Mat	Calib3d.findEssentialMat(Mat points1, Mat points2, double focal, Point pp, int method, double prob, double threshold, Mat mask)
static int	Calib3d.recoverPose(Mat E, Mat points1, Mat points2, Mat R, Mat t, double focal, Point pp)
static int	Calib3d.recoverPose(Mat E, Mat points1, Mat points2, Mat R, Mat t, double focal, Point pp, Mat mask)

Uses of Point in org.opencv.core

Fields in org.opencv.core declared as Point

Modifier and Type	Field and Description
Point	RotatedRect.center
Point	Core.MinMaxLocResult.maxLoc
Point	Core.MinMaxLocResult.minLoc
Point	KeyPoint.pt Coordinates of the keypoint.

Methods in org.opencv.core that return Point

Modifier and Type	Method and Description
Point	Rect2d.br()
Point	Rect.br()
Point	Point.clone()
Point	Rect2d.tl()
Point	Rect.tl()
Point[]	MatOfPoint.toArray()
Point[]	MatOfPoint2f.toArray()

Methods in org.opencv.core that return types with arguments of type Point

Modifier and Type	Method and Description
List<Point>	MatOfPoint.toList()
List<Point>	MatOfPoint2f.toList()

Methods in org.opencv.core with parameters of type Point

Modifier and Type	Method and Description
boolean	Rect2d.contains(Point p)
boolean	Rect.contains(Point p)
double	Point.dot(Point p)
void	MatOfPoint.fromArray(Point... a)
void	MatOfPoint2f.fromArray(Point... a)
void	Mat.locateROI(Size wholeSize, Point ofs)
void	RotatedRect.points(Point[] pt)

Method parameters in org.opencv.core with type arguments of type Point

Modifier and Type	Method and Description
void	MatOfPoint.fromList(List<Point> lp)
void	MatOfPoint2f.fromList(List<Point> lp)

Constructors in org.opencv.core with parameters of type Point

Constructor and Description
MatOfPoint(Point... a)
MatOfPoint2f(Point... a)
Point3(Point p)
Rect(Point p1, Point p2)
Rect(Point p, Size s)
Rect2d(Point p1, Point p2)
Rect2d(Point p, Size s)
RotatedRect(Point c, Size s, double a)
Size(Point p)

Uses of Point in org.opencv.imgproc

Methods in org.opencv.imgproc that return Point

Modifier and Type	Method and Description
Point	Subdiv2D.getVertex(int vertex) Returns vertex location from vertex ID.
Point	Subdiv2D.getVertex(int vertex, int[] firstEdge) Returns vertex location from vertex ID.
static Point	Imgproc.phaseCorrelate(Mat src1, Mat src2) The function is used to detect translational shifts that occur between two images.
static Point	Imgproc.phaseCorrelate(Mat src1, Mat src2, Mat window) The function is used to detect translational shifts that occur between two images.
static Point	Imgproc.phaseCorrelate(Mat src1, Mat src2, Mat window, double[] response) The function is used to detect translational shifts that occur between two images.

Methods in org.opencv.imgproc with parameters of type Point

Modifier and Type	Method and Description
static void	Imgproc.arrowedLine(Mat img, Point pt1, Point pt2, Scalar color) Draws a arrow segment pointing from the first point to the second one.
static void	Imgproc.arrowedLine(Mat img, Point pt1, Point pt2, Scalar color, int thickness) Draws a arrow segment pointing from the first point to the second one.
static void	Imgproc.arrowedLine(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int line_type) Draws a arrow segment pointing from the first point to the second one.
static void	Imgproc.arrowedLine(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int line_type, int shift) Draws a arrow segment pointing from the first point to the second one.
static void	Imgproc.arrowedLine(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int line_type, int shift, double tipLength) Draws a arrow segment pointing from the first point to the second one.
static void	Imgproc.blur(Mat src, Mat dst, Size ksize, Point anchor) Blurs an image using the normalized box filter.
static void	Imgproc.blur(Mat src, Mat dst, Size ksize, Point anchor, int borderType) Blurs an image using the normalized box filter.
static void	Imgproc.boxFilter(Mat src, Mat dst, int ddepth, Size ksize, Point anchor) Blurs an image using the box filter.
static void	Imgproc.boxFilter(Mat src, Mat dst, int ddepth, Size ksize, Point anchor, boolean normalize) Blurs an image using the box filter.
static void	Imgproc.boxFilter(Mat src, Mat dst, int ddepth, Size ksize, Point anchor, boolean normalize, int borderType) Blurs an image using the box filter.
static void	Imgproc.circle(Mat img, Point center, int radius, Scalar color) Draws a circle.
static void	Imgproc.circle(Mat img, Point center, int radius, Scalar color, int thickness) Draws a circle.
static void	Imgproc.circle(Mat img, Point center, int radius, Scalar color, int thickness, int lineType) Draws a circle.
static void	Imgproc.circle(Mat img, Point center, int radius, Scalar color, int thickness, int lineType, int shift) Draws a circle.
static boolean	Imgproc.clipLine(Rect imgRect, Point pt1, Point pt2)
static void	Imgproc.dilate(Mat src, Mat dst, Mat kernel, Point anchor) Dilates an image by using a specific structuring element.
static void	Imgproc.dilate(Mat src, Mat dst, Mat kernel, Point anchor, int iterations) Dilates an image by using a specific structuring element.
static void	Imgproc.dilate(Mat src, Mat dst, Mat kernel, Point anchor, int iterations, int borderType) Dilates an image by using a specific structuring element.
static void	Imgproc.dilate(Mat src, Mat dst, Mat kernel, Point anchor, int iterations, int borderType, Scalar borderValue) Dilates an image by using a specific structuring element.
static void	Imgproc.drawContours(Mat image, List<MatOfPoint> contours, int contourIdx, Scalar color, int thickness, int lineType, Mat hierarchy, int maxLevel, Point offset) Draws contours outlines or filled contours.
static void	Imgproc.drawMarker(Mat img, Point position, Scalar color) Draws a marker on a predefined position in an image.
static void	Imgproc.drawMarker(Mat img, Point position, Scalar color, int markerType) Draws a marker on a predefined position in an image.
static void	Imgproc.drawMarker(Mat img, Point position, Scalar color, int markerType, int markerSize) Draws a marker on a predefined position in an image.
static void	Imgproc.drawMarker(Mat img, Point position, Scalar color, int markerType, int markerSize, int thickness) Draws a marker on a predefined position in an image.
static void	Imgproc.drawMarker(Mat img, Point position, Scalar color, int markerType, int markerSize, int thickness, int line_type) Draws a marker on a predefined position in an image.
int	Subdiv2D.edgeDst(int edge, Point dstpt) Returns the edge destination.
int	Subdiv2D.edgeOrg(int edge, Point orgpt) Returns the edge origin.
static void	Imgproc.ellipse(Mat img, Point center, Size axes, double angle, double startAngle, double endAngle, Scalar color) Draws a simple or thick elliptic arc or fills an ellipse sector.
static void	Imgproc.ellipse(Mat img, Point center, Size axes, double angle, double startAngle, double endAngle, Scalar color, int thickness) Draws a simple or thick elliptic arc or fills an ellipse sector.
static void	Imgproc.ellipse(Mat img, Point center, Size axes, double angle, double startAngle, double endAngle, Scalar color, int thickness, int lineType) Draws a simple or thick elliptic arc or fills an ellipse sector.
static void	Imgproc.ellipse(Mat img, Point center, Size axes, double angle, double startAngle, double endAngle, Scalar color, int thickness, int lineType, int shift) Draws a simple or thick elliptic arc or fills an ellipse sector.
static void	Imgproc.ellipse2Poly(Point center, Size axes, int angle, int arcStart, int arcEnd, int delta, MatOfPoint pts) Approximates an elliptic arc with a polyline.
static void	Imgproc.erode(Mat src, Mat dst, Mat kernel, Point anchor) Erodes an image by using a specific structuring element.
static void	Imgproc.erode(Mat src, Mat dst, Mat kernel, Point anchor, int iterations) Erodes an image by using a specific structuring element.
static void	Imgproc.erode(Mat src, Mat dst, Mat kernel, Point anchor, int iterations, int borderType) Erodes an image by using a specific structuring element.
static void	Imgproc.erode(Mat src, Mat dst, Mat kernel, Point anchor, int iterations, int borderType, Scalar borderValue) Erodes an image by using a specific structuring element.
static void	Imgproc.fillPoly(Mat img, List<MatOfPoint> pts, Scalar color, int lineType, int shift, Point offset) Fills the area bounded by one or more polygons.
static void	Imgproc.filter2D(Mat src, Mat dst, int ddepth, Mat kernel, Point anchor) Convolves an image with the kernel.
static void	Imgproc.filter2D(Mat src, Mat dst, int ddepth, Mat kernel, Point anchor, double delta) Convolves an image with the kernel.
static void	Imgproc.filter2D(Mat src, Mat dst, int ddepth, Mat kernel, Point anchor, double delta, int borderType) Convolves an image with the kernel.
static void	Imgproc.findContours(Mat image, List<MatOfPoint> contours, Mat hierarchy, int mode, int method, Point offset) Finds contours in a binary image.
int	Subdiv2D.findNearest(Point pt) Finds the subdivision vertex closest to the given point.
int	Subdiv2D.findNearest(Point pt, Point nearestPt) Finds the subdivision vertex closest to the given point.
static int	Imgproc.floodFill(Mat image, Mat mask, Point seedPoint, Scalar newVal) Fills a connected component with the given color.
static int	Imgproc.floodFill(Mat image, Mat mask, Point seedPoint, Scalar newVal, Rect rect) Fills a connected component with the given color.
static int	Imgproc.floodFill(Mat image, Mat mask, Point seedPoint, Scalar newVal, Rect rect, Scalar loDiff) Fills a connected component with the given color.
static int	Imgproc.floodFill(Mat image, Mat mask, Point seedPoint, Scalar newVal, Rect rect, Scalar loDiff, Scalar upDiff) Fills a connected component with the given color.
static int	Imgproc.floodFill(Mat image, Mat mask, Point seedPoint, Scalar newVal, Rect rect, Scalar loDiff, Scalar upDiff, int flags) Fills a connected component with the given color.
static void	Imgproc.getRectSubPix(Mat image, Size patchSize, Point center, Mat patch) Retrieves a pixel rectangle from an image with sub-pixel accuracy.
static void	Imgproc.getRectSubPix(Mat image, Size patchSize, Point center, Mat patch, int patchType) Retrieves a pixel rectangle from an image with sub-pixel accuracy.
static Mat	Imgproc.getRotationMatrix2D(Point center, double angle, double scale) Calculates an affine matrix of 2D rotation.
static Mat	Imgproc.getStructuringElement(int shape, Size ksize, Point anchor) Returns a structuring element of the specified size and shape for morphological operations.
int	Subdiv2D.insert(Point pt) Insert a single point into a Delaunay triangulation.
static void	Imgproc.line(Mat img, Point pt1, Point pt2, Scalar color) Draws a line segment connecting two points.
static void	Imgproc.line(Mat img, Point pt1, Point pt2, Scalar color, int thickness) Draws a line segment connecting two points.
static void	Imgproc.line(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int lineType) Draws a line segment connecting two points.
static void	Imgproc.line(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int lineType, int shift) Draws a line segment connecting two points.
static void	Imgproc.linearPolar(Mat src, Mat dst, Point center, double maxRadius, int flags) Deprecated. This function produces same result as cv::warpPolar(src, dst, src.size(), center, maxRadius, flags) Transform the source image using the following transformation (See REF: polar_remaps_reference_image "Polar remaps reference image c)"): \(\begin{array}{l} dst( \rho , \phi ) = src(x,y) \\ dst.size() \leftarrow src.size() \end{array}\) where \(\begin{array}{l} I = (dx,dy) = (x - center.x,y - center.y) \\ \rho = Kmag \cdot \texttt{magnitude} (I) ,\\ \phi = angle \cdot \texttt{angle} (I) \end{array}\) and \(\begin{array}{l} Kx = src.cols / maxRadius \\ Ky = src.rows / 2\Pi \end{array}\)
int	Subdiv2D.locate(Point pt, int[] edge, int[] vertex) Returns the location of a point within a Delaunay triangulation.
static void	Imgproc.logPolar(Mat src, Mat dst, Point center, double M, int flags) Deprecated. This function produces same result as cv::warpPolar(src, dst, src.size(), center, maxRadius, flags+WARP_POLAR_LOG); Transform the source image using the following transformation (See REF: polar_remaps_reference_image "Polar remaps reference image d)"): \(\begin{array}{l} dst( \rho , \phi ) = src(x,y) \\ dst.size() \leftarrow src.size() \end{array}\) where \(\begin{array}{l} I = (dx,dy) = (x - center.x,y - center.y) \\ \rho = M \cdot log_e(\texttt{magnitude} (I)) ,\\ \phi = Kangle \cdot \texttt{angle} (I) \\ \end{array}\) and \(\begin{array}{l} M = src.cols / log_e(maxRadius) \\ Kangle = src.rows / 2\Pi \\ \end{array}\) The function emulates the human "foveal" vision and can be used for fast scale and rotation-invariant template matching, for object tracking and so forth.
static void	Imgproc.minEnclosingCircle(MatOfPoint2f points, Point center, float[] radius) Finds a circle of the minimum area enclosing a 2D point set.
static void	Imgproc.morphologyEx(Mat src, Mat dst, int op, Mat kernel, Point anchor) Performs advanced morphological transformations.
static void	Imgproc.morphologyEx(Mat src, Mat dst, int op, Mat kernel, Point anchor, int iterations) Performs advanced morphological transformations.
static void	Imgproc.morphologyEx(Mat src, Mat dst, int op, Mat kernel, Point anchor, int iterations, int borderType) Performs advanced morphological transformations.
static void	Imgproc.morphologyEx(Mat src, Mat dst, int op, Mat kernel, Point anchor, int iterations, int borderType, Scalar borderValue) Performs advanced morphological transformations.
static double	Imgproc.pointPolygonTest(MatOfPoint2f contour, Point pt, boolean measureDist) Performs a point-in-contour test.
static void	Imgproc.putText(Mat img, String text, Point org, int fontFace, double fontScale, Scalar color) Draws a text string.
static void	Imgproc.putText(Mat img, String text, Point org, int fontFace, double fontScale, Scalar color, int thickness) Draws a text string.
static void	Imgproc.putText(Mat img, String text, Point org, int fontFace, double fontScale, Scalar color, int thickness, int lineType) Draws a text string.
static void	Imgproc.putText(Mat img, String text, Point org, int fontFace, double fontScale, Scalar color, int thickness, int lineType, boolean bottomLeftOrigin) Draws a text string.
static void	Imgproc.rectangle(Mat img, Point pt1, Point pt2, Scalar color) Draws a simple, thick, or filled up-right rectangle.
static void	Imgproc.rectangle(Mat img, Point pt1, Point pt2, Scalar color, int thickness) Draws a simple, thick, or filled up-right rectangle.
static void	Imgproc.rectangle(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int lineType) Draws a simple, thick, or filled up-right rectangle.
static void	Imgproc.rectangle(Mat img, Point pt1, Point pt2, Scalar color, int thickness, int lineType, int shift) Draws a simple, thick, or filled up-right rectangle.
static void	Imgproc.sepFilter2D(Mat src, Mat dst, int ddepth, Mat kernelX, Mat kernelY, Point anchor) Applies a separable linear filter to an image.
static void	Imgproc.sepFilter2D(Mat src, Mat dst, int ddepth, Mat kernelX, Mat kernelY, Point anchor, double delta) Applies a separable linear filter to an image.
static void	Imgproc.sepFilter2D(Mat src, Mat dst, int ddepth, Mat kernelX, Mat kernelY, Point anchor, double delta, int borderType) Applies a separable linear filter to an image.
void	GeneralizedHough.setTemplate(Mat edges, Mat dx, Mat dy, Point templCenter)
void	GeneralizedHough.setTemplate(Mat templ, Point templCenter)
static void	Imgproc.sqrBoxFilter(Mat src, Mat dst, int ddepth, Size ksize, Point anchor) Calculates the normalized sum of squares of the pixel values overlapping the filter.
static void	Imgproc.sqrBoxFilter(Mat src, Mat dst, int ddepth, Size ksize, Point anchor, boolean normalize) Calculates the normalized sum of squares of the pixel values overlapping the filter.
static void	Imgproc.sqrBoxFilter(Mat src, Mat dst, int ddepth, Size ksize, Point anchor, boolean normalize, int borderType) Calculates the normalized sum of squares of the pixel values overlapping the filter.
static void	Imgproc.warpPolar(Mat src, Mat dst, Size dsize, Point center, double maxRadius, int flags) Remaps an image to polar or semilog-polar coordinates space polar_remaps_reference_image  Transform the source image using the following transformation: \( dst(\rho , \phi ) = src(x,y) \) where \( \begin{array}{l} \vec{I} = (x - center.x, \;y - center.y) \\ \phi = Kangle \cdot \texttt{angle} (\vec{I}) \\ \rho = \left\{\begin{matrix} Klin \cdot \texttt{magnitude} (\vec{I}) & default \\ Klog \cdot log_e(\texttt{magnitude} (\vec{I})) & if \; semilog \\ \end{matrix}\right.

Uses of Point in org.opencv.photo

Methods in org.opencv.photo that return Point

Modifier and Type	Method and Description
Point	AlignMTB.calculateShift(Mat img0, Mat img1) Calculates shift between two images, i.

Methods in org.opencv.photo with parameters of type Point

Modifier and Type	Method and Description
static void	Photo.seamlessClone(Mat src, Mat dst, Mat mask, Point p, Mat blend, int flags) Image editing tasks concern either global changes (color/intensity corrections, filters, deformations) or local changes concerned to a selection.
void	AlignMTB.shiftMat(Mat src, Mat dst, Point shift) Helper function, that shift Mat filling new regions with zeros.

Uses of Point in org.opencv.structured_light

Methods in org.opencv.structured_light with parameters of type Point

Modifier and Type	Method and Description
boolean	GrayCodePattern.getProjPixel(List<Mat> patternImages, int x, int y, Point projPix) For a (x,y) pixel of a camera returns the corresponding projector pixel.

Uses of Point in org.opencv.utils

Method parameters in org.opencv.utils with type arguments of type Point

Modifier and Type	Method and Description
static void	Converters.Mat_to_vector_Point(Mat m, List<Point> pts)
static void	Converters.Mat_to_vector_Point2d(Mat m, List<Point> pts)
static void	Converters.Mat_to_vector_Point2f(Mat m, List<Point> pts)
static Mat	Converters.vector_Point_to_Mat(List<Point> pts)
static Mat	Converters.vector_Point_to_Mat(List<Point> pts, int typeDepth)
static Mat	Converters.vector_Point2d_to_Mat(List<Point> pts)
static Mat	Converters.vector_Point2f_to_Mat(List<Point> pts)