org.bytedeco.javacpp

Class opencv_features2d

java.lang.Object

org.bytedeco.javacpp.presets.opencv_features2d

org.bytedeco.javacpp.opencv_features2d

All Implemented Interfaces:

InfoMapper

public class opencv_features2d
extends opencv_features2d

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	opencv_features2d.Accumulator \ Distance * \
static class	opencv_features2d.AdjusterAdapter \brief A feature detector parameter adjuster, this is used by the DynamicAdaptedFeatureDetector and is a wrapper for FeatureDetector that allow them to be adjusted after a detection
static class	opencv_features2d.BFMatcher
static class	opencv_features2d.BOWImgDescriptorExtractor
static class	opencv_features2d.BOWKMeansTrainer
static class	opencv_features2d.BOWTrainer \ Bag of visual words * \
static class	opencv_features2d.BriefDescriptorExtractor
static class	opencv_features2d.BRISK BRISK implementation
static class	opencv_features2d.DenseFeatureDetector
static class	opencv_features2d.DescriptorExtractor
static class	opencv_features2d.DescriptorMatcher \ DescriptorMatcher * \
static class	opencv_features2d.DMatch \ DMatch * \
static class	opencv_features2d.DMatchVectorVector
static class	opencv_features2d.DrawMatchesFlags \ Drawing functions * \
static class	opencv_features2d.DynamicAdaptedFeatureDetector \brief an adaptively adjusting detector that iteratively detects until the desired number of features are detected.
static class	opencv_features2d.FastAdjuster \brief an adjust for the FAST detector.
static class	opencv_features2d.FastFeatureDetector
static class	opencv_features2d.Feature2D
static class	opencv_features2d.FeatureDetector Base Classes
static class	opencv_features2d.FlannBasedMatcher
static class	opencv_features2d.FREAK FREAK implementation
static class	opencv_features2d.GenericDescriptorMatcher \ GenericDescriptorMatcher * \
static class	opencv_features2d.GFTTDetector
static class	opencv_features2d.GridAdaptedFeatureDetector
static class	opencv_features2d.Hamming
static class	opencv_features2d.KeyPoint The Keypoint Class The class instance stores a keypoint, i.e.
static class	opencv_features2d.KeyPointsFilter
static class	opencv_features2d.KeyPointVectorVector
static class	opencv_features2d.MSER Maximal Stable Extremal Regions class.
static class	opencv_features2d.OpponentColorDescriptorExtractor
static class	opencv_features2d.ORB ORB implementation.
static class	opencv_features2d.PyramidAdaptedFeatureDetector
static class	opencv_features2d.SimpleBlobDetector
static class	opencv_features2d.StarAdjuster An adjuster for StarFeatureDetector, this one adjusts the responseThreshold for now TODO find a faster way to converge the parameters for Star - use CvStarDetectorParams
static class	opencv_features2d.StarDetector The "Star" Detector.
static class	opencv_features2d.SurfAdjuster
static class	opencv_features2d.VectorDescriptorMatcher \ VectorDescriptorMatcher * \

Constructor Summary

Constructors

Constructor and Description
opencv_features2d()

Method Summary

Methods

Modifier and Type	Method and Description
static void	computeRecallPrecisionCurve(opencv_features2d.DMatchVectorVector matches1to2, opencv_core.ByteVectorVector correctMatches1to2Mask, opencv_core.Point2f recallPrecisionCurve)
static void	drawKeypoints(opencv_core.Mat image, opencv_features2d.KeyPoint keypoints, opencv_core.Mat outImage)
static void	drawKeypoints(opencv_core.Mat image, opencv_features2d.KeyPoint keypoints, opencv_core.Mat outImage, opencv_core.Scalar color, int flags)
static void	drawMatches(opencv_core.Mat img1, opencv_features2d.KeyPoint keypoints1, opencv_core.Mat img2, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatch matches1to2, opencv_core.Mat outImg)
static void	drawMatches(opencv_core.Mat img1, opencv_features2d.KeyPoint keypoints1, opencv_core.Mat img2, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatch matches1to2, opencv_core.Mat outImg, opencv_core.Scalar matchColor, opencv_core.Scalar singlePointColor, byte[] matchesMask, int flags)
static void	drawMatches(opencv_core.Mat img1, opencv_features2d.KeyPoint keypoints1, opencv_core.Mat img2, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatch matches1to2, opencv_core.Mat outImg, opencv_core.Scalar matchColor, opencv_core.Scalar singlePointColor, ByteBuffer matchesMask, int flags)
static void	drawMatches(opencv_core.Mat img1, opencv_features2d.KeyPoint keypoints1, opencv_core.Mat img2, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatch matches1to2, opencv_core.Mat outImg, opencv_core.Scalar matchColor, opencv_core.Scalar singlePointColor, BytePointer matchesMask, int flags)
static void	drawMatches(opencv_core.Mat img1, opencv_features2d.KeyPoint keypoints1, opencv_core.Mat img2, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatchVectorVector matches1to2, opencv_core.Mat outImg)
static void	drawMatches(opencv_core.Mat img1, opencv_features2d.KeyPoint keypoints1, opencv_core.Mat img2, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatchVectorVector matches1to2, opencv_core.Mat outImg, opencv_core.Scalar matchColor, opencv_core.Scalar singlePointColor, opencv_core.ByteVectorVector matchesMask, int flags)
static void	evaluateFeatureDetector(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, float[] repeatability, int[] correspCount)
static void	evaluateFeatureDetector(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, float[] repeatability, int[] correspCount, opencv_features2d.FeatureDetector fdetector)
static void	evaluateFeatureDetector(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, FloatBuffer repeatability, IntBuffer correspCount)
static void	evaluateFeatureDetector(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, FloatBuffer repeatability, IntBuffer correspCount, opencv_features2d.FeatureDetector fdetector)
static void	evaluateFeatureDetector(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, FloatPointer repeatability, IntPointer correspCount)
static void	evaluateFeatureDetector(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, FloatPointer repeatability, IntPointer correspCount, opencv_features2d.FeatureDetector fdetector) \ Functions to evaluate the feature detectors and [generic] descriptor extractors * \
static void	evaluateGenericDescriptorMatcher(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatchVectorVector matches1to2, opencv_core.ByteVectorVector correctMatches1to2Mask, opencv_core.Point2f recallPrecisionCurve)
static void	evaluateGenericDescriptorMatcher(opencv_core.Mat img1, opencv_core.Mat img2, opencv_core.Mat H1to2, opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, opencv_features2d.DMatchVectorVector matches1to2, opencv_core.ByteVectorVector correctMatches1to2Mask, opencv_core.Point2f recallPrecisionCurve, opencv_features2d.GenericDescriptorMatcher dmatch)
static void	FAST(opencv_core.Mat image, opencv_features2d.KeyPoint keypoints, int threshold)
static void	FAST(opencv_core.Mat image, opencv_features2d.KeyPoint keypoints, int threshold, boolean nonmaxSuppression) detects corners using FAST algorithm by E.
static void	FASTX(opencv_core.Mat image, opencv_features2d.KeyPoint keypoints, int threshold, boolean nonmaxSuppression, int type)
static int	getNearestPoint(opencv_core.Point2f recallPrecisionCurve, float l_precision)
static float	getRecall(opencv_core.Point2f recallPrecisionCurve, float l_precision)
static boolean	initModule_features2d()
static void	read(opencv_core.FileNode node, opencv_features2d.KeyPoint keypoints) reads vector of keypoints from the specified file storage node
static opencv_core.Mat	windowedMatchingMask(opencv_features2d.KeyPoint keypoints1, opencv_features2d.KeyPoint keypoints2, float maxDeltaX, float maxDeltaY)
static void	write(opencv_core.FileStorage fs, BytePointer name, opencv_features2d.KeyPoint keypoints) writes vector of keypoints to the file storage
static void	write(opencv_core.FileStorage fs, String name, opencv_features2d.KeyPoint keypoints)

Methods inherited from class org.bytedeco.javacpp.presets.opencv_features2d

map

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

opencv_features2d

public opencv_features2d()

Method Detail

initModule_features2d

public static boolean initModule_features2d()

write

public static void write(opencv_core.FileStorage fs,
         BytePointer name,
         opencv_features2d.KeyPoint keypoints)

writes vector of keypoints to the file storage

write

public static void write(opencv_core.FileStorage fs,
         String name,
         opencv_features2d.KeyPoint keypoints)

read

public static void read(opencv_core.FileNode node,
        opencv_features2d.KeyPoint keypoints)

reads vector of keypoints from the specified file storage node

FAST

public static void FAST(opencv_core.Mat image,
        opencv_features2d.KeyPoint keypoints,
        int threshold,
        boolean nonmaxSuppression)

detects corners using FAST algorithm by E. Rosten

FAST

public static void FAST(opencv_core.Mat image,
        opencv_features2d.KeyPoint keypoints,
        int threshold)

FASTX

public static void FASTX(opencv_core.Mat image,
         opencv_features2d.KeyPoint keypoints,
         int threshold,
         boolean nonmaxSuppression,
         int type)

windowedMatchingMask

public static opencv_core.Mat windowedMatchingMask(opencv_features2d.KeyPoint keypoints1,
                                   opencv_features2d.KeyPoint keypoints2,
                                   float maxDeltaX,
                                   float maxDeltaY)

drawKeypoints

public static void drawKeypoints(opencv_core.Mat image,
                 opencv_features2d.KeyPoint keypoints,
                 opencv_core.Mat outImage,
                 opencv_core.Scalar color,
                 int flags)

drawKeypoints

public static void drawKeypoints(opencv_core.Mat image,
                 opencv_features2d.KeyPoint keypoints,
                 opencv_core.Mat outImage)

drawMatches

public static void drawMatches(opencv_core.Mat img1,
               opencv_features2d.KeyPoint keypoints1,
               opencv_core.Mat img2,
               opencv_features2d.KeyPoint keypoints2,
               opencv_features2d.DMatch matches1to2,
               opencv_core.Mat outImg,
               opencv_core.Scalar matchColor,
               opencv_core.Scalar singlePointColor,
               BytePointer matchesMask,
               int flags)

drawMatches

public static void drawMatches(opencv_core.Mat img1,
               opencv_features2d.KeyPoint keypoints1,
               opencv_core.Mat img2,
               opencv_features2d.KeyPoint keypoints2,
               opencv_features2d.DMatch matches1to2,
               opencv_core.Mat outImg)

drawMatches

public static void drawMatches(opencv_core.Mat img1,
               opencv_features2d.KeyPoint keypoints1,
               opencv_core.Mat img2,
               opencv_features2d.KeyPoint keypoints2,
               opencv_features2d.DMatch matches1to2,
               opencv_core.Mat outImg,
               opencv_core.Scalar matchColor,
               opencv_core.Scalar singlePointColor,
               ByteBuffer matchesMask,
               int flags)

drawMatches

public static void drawMatches(opencv_core.Mat img1,
               opencv_features2d.KeyPoint keypoints1,
               opencv_core.Mat img2,
               opencv_features2d.KeyPoint keypoints2,
               opencv_features2d.DMatch matches1to2,
               opencv_core.Mat outImg,
               opencv_core.Scalar matchColor,
               opencv_core.Scalar singlePointColor,
               byte[] matchesMask,
               int flags)

drawMatches

public static void drawMatches(opencv_core.Mat img1,
               opencv_features2d.KeyPoint keypoints1,
               opencv_core.Mat img2,
               opencv_features2d.KeyPoint keypoints2,
               opencv_features2d.DMatchVectorVector matches1to2,
               opencv_core.Mat outImg,
               opencv_core.Scalar matchColor,
               opencv_core.Scalar singlePointColor,
               opencv_core.ByteVectorVector matchesMask,
               int flags)

drawMatches

public static void drawMatches(opencv_core.Mat img1,
               opencv_features2d.KeyPoint keypoints1,
               opencv_core.Mat img2,
               opencv_features2d.KeyPoint keypoints2,
               opencv_features2d.DMatchVectorVector matches1to2,
               opencv_core.Mat outImg)

evaluateFeatureDetector

public static void evaluateFeatureDetector(opencv_core.Mat img1,
                           opencv_core.Mat img2,
                           opencv_core.Mat H1to2,
                           opencv_features2d.KeyPoint keypoints1,
                           opencv_features2d.KeyPoint keypoints2,
                           FloatPointer repeatability,
                           IntPointer correspCount,
                           opencv_features2d.FeatureDetector fdetector)

\ Functions to evaluate the feature detectors and [generic] descriptor extractors * \

evaluateFeatureDetector

public static void evaluateFeatureDetector(opencv_core.Mat img1,
                           opencv_core.Mat img2,
                           opencv_core.Mat H1to2,
                           opencv_features2d.KeyPoint keypoints1,
                           opencv_features2d.KeyPoint keypoints2,
                           FloatPointer repeatability,
                           IntPointer correspCount)

evaluateFeatureDetector

public static void evaluateFeatureDetector(opencv_core.Mat img1,
                           opencv_core.Mat img2,
                           opencv_core.Mat H1to2,
                           opencv_features2d.KeyPoint keypoints1,
                           opencv_features2d.KeyPoint keypoints2,
                           FloatBuffer repeatability,
                           IntBuffer correspCount,
                           opencv_features2d.FeatureDetector fdetector)

evaluateFeatureDetector

public static void evaluateFeatureDetector(opencv_core.Mat img1,
                           opencv_core.Mat img2,
                           opencv_core.Mat H1to2,
                           opencv_features2d.KeyPoint keypoints1,
                           opencv_features2d.KeyPoint keypoints2,
                           FloatBuffer repeatability,
                           IntBuffer correspCount)

evaluateFeatureDetector

public static void evaluateFeatureDetector(opencv_core.Mat img1,
                           opencv_core.Mat img2,
                           opencv_core.Mat H1to2,
                           opencv_features2d.KeyPoint keypoints1,
                           opencv_features2d.KeyPoint keypoints2,
                           float[] repeatability,
                           int[] correspCount,
                           opencv_features2d.FeatureDetector fdetector)

evaluateFeatureDetector

public static void evaluateFeatureDetector(opencv_core.Mat img1,
                           opencv_core.Mat img2,
                           opencv_core.Mat H1to2,
                           opencv_features2d.KeyPoint keypoints1,
                           opencv_features2d.KeyPoint keypoints2,
                           float[] repeatability,
                           int[] correspCount)

computeRecallPrecisionCurve

public static void computeRecallPrecisionCurve(opencv_features2d.DMatchVectorVector matches1to2,
                               opencv_core.ByteVectorVector correctMatches1to2Mask,
                               opencv_core.Point2f recallPrecisionCurve)

getRecall

public static float getRecall(opencv_core.Point2f recallPrecisionCurve,
              float l_precision)

getNearestPoint

public static int getNearestPoint(opencv_core.Point2f recallPrecisionCurve,
                  float l_precision)

evaluateGenericDescriptorMatcher

public static void evaluateGenericDescriptorMatcher(opencv_core.Mat img1,
                                    opencv_core.Mat img2,
                                    opencv_core.Mat H1to2,
                                    opencv_features2d.KeyPoint keypoints1,
                                    opencv_features2d.KeyPoint keypoints2,
                                    opencv_features2d.DMatchVectorVector matches1to2,
                                    opencv_core.ByteVectorVector correctMatches1to2Mask,
                                    opencv_core.Point2f recallPrecisionCurve,
                                    opencv_features2d.GenericDescriptorMatcher dmatch)

evaluateGenericDescriptorMatcher

public static void evaluateGenericDescriptorMatcher(opencv_core.Mat img1,
                                    opencv_core.Mat img2,
                                    opencv_core.Mat H1to2,
                                    opencv_features2d.KeyPoint keypoints1,
                                    opencv_features2d.KeyPoint keypoints2,
                                    opencv_features2d.DMatchVectorVector matches1to2,
                                    opencv_core.ByteVectorVector correctMatches1to2Mask,
                                    opencv_core.Point2f recallPrecisionCurve)