Uses of Class
org.opencv.core.MatOfPoint2f

Packages that use MatOfPoint2f

Package	Description
org.opencv.calib3d
org.opencv.core
org.opencv.dnn
org.opencv.face
org.opencv.imgproc
org.opencv.utils
org.opencv.video
org.opencv.xfeatures2d

Uses of MatOfPoint2f in org.opencv.calib3d

Methods in org.opencv.calib3d with parameters of type MatOfPoint2f

Modifier and Type	Method	Description
static void	Calib3d.drawChessboardCorners(Mat image, Size patternSize, MatOfPoint2f corners, boolean patternWasFound)	Renders the detected chessboard corners.
static boolean	Calib3d.findChessboardCorners(Mat image, Size patternSize, MatOfPoint2f corners)	Finds the positions of internal corners of the chessboard.
static boolean	Calib3d.findChessboardCorners(Mat image, Size patternSize, MatOfPoint2f corners, int flags)	Finds the positions of internal corners of the chessboard.
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2)
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, int method)
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, int method, double ransacReprojThreshold)
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, int method, double ransacReprojThreshold, double confidence)
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, int method, double ransacReprojThreshold, double confidence, int maxIters)	Calculates a fundamental matrix from the corresponding points in two images.
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, int method, double ransacReprojThreshold, double confidence, int maxIters, Mat mask)	Calculates a fundamental matrix from the corresponding points in two images.
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, int method, double ransacReprojThreshold, double confidence, Mat mask)
static Mat	Calib3d.findFundamentalMat(MatOfPoint2f points1, MatOfPoint2f points2, Mat mask, UsacParams params)
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints)	Finds a perspective transformation between two planes.
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints, int method)	Finds a perspective transformation between two planes.
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints, int method, double ransacReprojThreshold)	Finds a perspective transformation between two planes.
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints, int method, double ransacReprojThreshold, Mat mask)	Finds a perspective transformation between two planes.
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints, int method, double ransacReprojThreshold, Mat mask, int maxIters)	Finds a perspective transformation between two planes.
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints, int method, double ransacReprojThreshold, Mat mask, int maxIters, double confidence)	Finds a perspective transformation between two planes.
static Mat	Calib3d.findHomography(MatOfPoint2f srcPoints, MatOfPoint2f dstPoints, Mat mask, UsacParams params)
static void	Calib3d.projectPoints(MatOfPoint3f objectPoints, Mat rvec, Mat tvec, Mat cameraMatrix, MatOfDouble distCoeffs, MatOfPoint2f imagePoints)	Projects 3D points to an image plane.
static void	Calib3d.projectPoints(MatOfPoint3f objectPoints, Mat rvec, Mat tvec, Mat cameraMatrix, MatOfDouble distCoeffs, MatOfPoint2f imagePoints, Mat jacobian)	Projects 3D points to an image plane.
static void	Calib3d.projectPoints(MatOfPoint3f objectPoints, Mat rvec, Mat tvec, Mat cameraMatrix, MatOfDouble distCoeffs, MatOfPoint2f imagePoints, Mat jacobian, double aspectRatio)	Projects 3D points to an image plane.
static boolean	Calib3d.solvePnP(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec)	Finds an object pose from 3D-2D point correspondences.
static boolean	Calib3d.solvePnP(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess)	Finds an object pose from 3D-2D point correspondences.
static boolean	Calib3d.solvePnP(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess, int flags)	Finds an object pose from 3D-2D point correspondences.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess, int iterationsCount)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess, int iterationsCount, float reprojectionError)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess, int iterationsCount, float reprojectionError, double confidence)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess, int iterationsCount, float reprojectionError, double confidence, Mat inliers)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, boolean useExtrinsicGuess, int iterationsCount, float reprojectionError, double confidence, Mat inliers, int flags)	Finds an object pose from 3D-2D point correspondences using the RANSAC scheme.
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, Mat inliers)
static boolean	Calib3d.solvePnPRansac(MatOfPoint3f objectPoints, MatOfPoint2f imagePoints, Mat cameraMatrix, MatOfDouble distCoeffs, Mat rvec, Mat tvec, Mat inliers, UsacParams params)
static void	Calib3d.undistortPoints(MatOfPoint2f src, MatOfPoint2f dst, Mat cameraMatrix, Mat distCoeffs)	Computes the ideal point coordinates from the observed point coordinates.
static void	Calib3d.undistortPoints(MatOfPoint2f src, MatOfPoint2f dst, Mat cameraMatrix, Mat distCoeffs, Mat R)	Computes the ideal point coordinates from the observed point coordinates.
static void	Calib3d.undistortPoints(MatOfPoint2f src, MatOfPoint2f dst, Mat cameraMatrix, Mat distCoeffs, Mat R, Mat P)	Computes the ideal point coordinates from the observed point coordinates.

Uses of MatOfPoint2f in org.opencv.core

Methods in org.opencv.core that return MatOfPoint2f

Modifier and Type	Method	Description
static MatOfPoint2f	MatOfPoint2f.fromNativeAddr(long addr)

Uses of MatOfPoint2f in org.opencv.dnn

Methods in org.opencv.dnn that return MatOfPoint2f

Modifier and Type	Method	Description
MatOfPoint2f	KeypointsModel.estimate(Mat frame)	Given the input frame, create input blob, run net
MatOfPoint2f	KeypointsModel.estimate(Mat frame, float thresh)	Given the input frame, create input blob, run net

Uses of MatOfPoint2f in org.opencv.face

Method parameters in org.opencv.face with type arguments of type MatOfPoint2f

Modifier and Type	Method	Description
boolean	Facemark.fit(Mat image, MatOfRect faces, List<MatOfPoint2f> landmarks)	Detect facial landmarks from an image.

Uses of MatOfPoint2f in org.opencv.imgproc

Methods in org.opencv.imgproc with parameters of type MatOfPoint2f

Modifier and Type	Method	Description
static void	Imgproc.approxPolyDP(MatOfPoint2f curve, MatOfPoint2f approxCurve, double epsilon, boolean closed)	Approximates a polygonal curve(s) with the specified precision.
static double	Imgproc.arcLength(MatOfPoint2f curve, boolean closed)	Calculates a contour perimeter or a curve length.
static RotatedRect	Imgproc.fitEllipse(MatOfPoint2f points)	Fits an ellipse around a set of 2D points.
static Mat	Imgproc.getAffineTransform(MatOfPoint2f src, MatOfPoint2f dst)
void	Subdiv2D.getVoronoiFacetList(MatOfInt idx, List<MatOfPoint2f> facetList, MatOfPoint2f facetCenters)	Returns a list of all Voronoi facets.
void	Subdiv2D.insert(MatOfPoint2f ptvec)	Insert multiple points into a Delaunay triangulation.
static RotatedRect	Imgproc.minAreaRect(MatOfPoint2f points)	Finds a rotated rectangle of the minimum area enclosing the input 2D point set.
static void	Imgproc.minEnclosingCircle(MatOfPoint2f points, Point center, float[] radius)	Finds a circle of the minimum area enclosing a 2D point set.
static double	Imgproc.pointPolygonTest(MatOfPoint2f contour, Point pt, boolean measureDist)	Performs a point-in-contour test.

Method parameters in org.opencv.imgproc with type arguments of type MatOfPoint2f

Modifier and Type	Method	Description
void	Subdiv2D.getVoronoiFacetList(MatOfInt idx, List<MatOfPoint2f> facetList, MatOfPoint2f facetCenters)	Returns a list of all Voronoi facets.

Uses of MatOfPoint2f in org.opencv.utils

Method parameters in org.opencv.utils with type arguments of type MatOfPoint2f

Modifier and Type	Method	Description
static void	Converters.Mat_to_vector_vector_Point2f(Mat m, List<MatOfPoint2f> pts)
static Mat	Converters.vector_vector_Point2f_to_Mat(List<MatOfPoint2f> pts, List<Mat> mats)

Uses of MatOfPoint2f in org.opencv.video

Methods in org.opencv.video with parameters of type MatOfPoint2f

Modifier and Type	Method	Description
static void	Video.calcOpticalFlowPyrLK(Mat prevImg, Mat nextImg, MatOfPoint2f prevPts, MatOfPoint2f nextPts, MatOfByte status, MatOfFloat err)	Calculates an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.
static void	Video.calcOpticalFlowPyrLK(Mat prevImg, Mat nextImg, MatOfPoint2f prevPts, MatOfPoint2f nextPts, MatOfByte status, MatOfFloat err, Size winSize)	Calculates an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.
static void	Video.calcOpticalFlowPyrLK(Mat prevImg, Mat nextImg, MatOfPoint2f prevPts, MatOfPoint2f nextPts, MatOfByte status, MatOfFloat err, Size winSize, int maxLevel)	Calculates an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.
static void	Video.calcOpticalFlowPyrLK(Mat prevImg, Mat nextImg, MatOfPoint2f prevPts, MatOfPoint2f nextPts, MatOfByte status, MatOfFloat err, Size winSize, int maxLevel, TermCriteria criteria)	Calculates an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.
static void	Video.calcOpticalFlowPyrLK(Mat prevImg, Mat nextImg, MatOfPoint2f prevPts, MatOfPoint2f nextPts, MatOfByte status, MatOfFloat err, Size winSize, int maxLevel, TermCriteria criteria, int flags)	Calculates an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.
static void	Video.calcOpticalFlowPyrLK(Mat prevImg, Mat nextImg, MatOfPoint2f prevPts, MatOfPoint2f nextPts, MatOfByte status, MatOfFloat err, Size winSize, int maxLevel, TermCriteria criteria, int flags, double minEigThreshold)	Calculates an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.

Uses of MatOfPoint2f in org.opencv.xfeatures2d

Methods in org.opencv.xfeatures2d that return MatOfPoint2f

Modifier and Type	Method	Description
MatOfPoint2f	PCTSignatures.getSamplingPoints()	Initial samples taken from the image.

Methods in org.opencv.xfeatures2d with parameters of type MatOfPoint2f

Modifier and Type	Method	Description
static PCTSignatures	PCTSignatures.create(MatOfPoint2f initSamplingPoints, int initSeedCount)	Creates PCTSignatures algorithm using pre-generated sampling points and number of clusterization seeds.
static PCTSignatures	PCTSignatures.create(MatOfPoint2f initSamplingPoints, MatOfInt initClusterSeedIndexes)	Creates PCTSignatures algorithm using pre-generated sampling points and clusterization seeds indexes.
static void	PCTSignatures.generateInitPoints(MatOfPoint2f initPoints, int count, int pointDistribution)	Generates initial sampling points according to selected point distribution.
void	PCTSignatures.setSamplingPoints(MatOfPoint2f samplingPoints)	Sets sampling points used to sample the input image.