Package | Description |
---|---|
org.opencv.core | |
org.opencv.features2d | |
org.opencv.imgproc | |
org.opencv.objdetect | |
org.opencv.text | |
org.opencv.utils |
Modifier and Type | Method and Description |
---|---|
static MatOfPoint |
MatOfPoint.fromNativeAddr(long addr) |
Modifier and Type | Method and Description |
---|---|
void |
MSER.detectRegions(Mat image,
List<MatOfPoint> msers,
MatOfRect bboxes)
Detect %MSER regions
|
Modifier and Type | Method and Description |
---|---|
static void |
Imgproc.convexHull(MatOfPoint points,
MatOfInt hull)
Finds the convex hull of a point set.
|
static void |
Imgproc.convexHull(MatOfPoint points,
MatOfInt hull,
boolean clockwise)
Finds the convex hull of a point set.
|
static void |
Imgproc.convexityDefects(MatOfPoint contour,
MatOfInt convexhull,
MatOfInt4 convexityDefects)
Finds the convexity defects of a contour.
|
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.fillConvexPoly(Mat img,
MatOfPoint points,
Scalar color)
Fills a convex polygon.
|
static void |
Imgproc.fillConvexPoly(Mat img,
MatOfPoint points,
Scalar color,
int lineType)
Fills a convex polygon.
|
static void |
Imgproc.fillConvexPoly(Mat img,
MatOfPoint points,
Scalar color,
int lineType,
int shift)
Fills a convex polygon.
|
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance)
Determines strong corners on an image.
|
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask)
Determines strong corners on an image.
|
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask,
int blockSize)
Determines strong corners on an image.
|
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask,
int blockSize,
boolean useHarrisDetector)
Determines strong corners on an image.
|
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask,
int blockSize,
boolean useHarrisDetector,
double k)
Determines strong corners on an image.
|
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask,
int blockSize,
int gradientSize) |
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask,
int blockSize,
int gradientSize,
boolean useHarrisDetector) |
static void |
Imgproc.goodFeaturesToTrack(Mat image,
MatOfPoint corners,
int maxCorners,
double qualityLevel,
double minDistance,
Mat mask,
int blockSize,
int gradientSize,
boolean useHarrisDetector,
double k) |
static boolean |
Imgproc.isContourConvex(MatOfPoint contour)
Tests a contour convexity.
|
Modifier and Type | Method and Description |
---|---|
static void |
Imgproc.drawContours(Mat image,
List<MatOfPoint> contours,
int contourIdx,
Scalar color)
Draws contours outlines or filled contours.
|
static void |
Imgproc.drawContours(Mat image,
List<MatOfPoint> contours,
int contourIdx,
Scalar color,
int thickness)
Draws contours outlines or filled contours.
|
static void |
Imgproc.drawContours(Mat image,
List<MatOfPoint> contours,
int contourIdx,
Scalar color,
int thickness,
int lineType)
Draws contours outlines or filled contours.
|
static void |
Imgproc.drawContours(Mat image,
List<MatOfPoint> contours,
int contourIdx,
Scalar color,
int thickness,
int lineType,
Mat hierarchy)
Draws contours outlines or filled contours.
|
static void |
Imgproc.drawContours(Mat image,
List<MatOfPoint> contours,
int contourIdx,
Scalar color,
int thickness,
int lineType,
Mat hierarchy,
int maxLevel)
Draws contours outlines or filled contours.
|
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.fillPoly(Mat img,
List<MatOfPoint> pts,
Scalar color)
Fills the area bounded by one or more polygons.
|
static void |
Imgproc.fillPoly(Mat img,
List<MatOfPoint> pts,
Scalar color,
int lineType)
Fills the area bounded by one or more polygons.
|
static void |
Imgproc.fillPoly(Mat img,
List<MatOfPoint> pts,
Scalar color,
int lineType,
int shift)
Fills the area bounded by one or more polygons.
|
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.findContours(Mat image,
List<MatOfPoint> contours,
Mat hierarchy,
int mode,
int method)
Finds contours in a binary image.
|
static void |
Imgproc.findContours(Mat image,
List<MatOfPoint> contours,
Mat hierarchy,
int mode,
int method,
Point offset)
Finds contours in a binary image.
|
static void |
Imgproc.polylines(Mat img,
List<MatOfPoint> pts,
boolean isClosed,
Scalar color)
Draws several polygonal curves.
|
static void |
Imgproc.polylines(Mat img,
List<MatOfPoint> pts,
boolean isClosed,
Scalar color,
int thickness)
Draws several polygonal curves.
|
static void |
Imgproc.polylines(Mat img,
List<MatOfPoint> pts,
boolean isClosed,
Scalar color,
int thickness,
int lineType)
Draws several polygonal curves.
|
static void |
Imgproc.polylines(Mat img,
List<MatOfPoint> pts,
boolean isClosed,
Scalar color,
int thickness,
int lineType,
int shift)
Draws several polygonal curves.
|
Modifier and Type | Method and Description |
---|---|
void |
HOGDescriptor.compute(Mat img,
MatOfFloat descriptors,
Size winStride,
Size padding,
MatOfPoint locations)
Computes HOG descriptors of given image.
|
void |
HOGDescriptor.detect(Mat img,
MatOfPoint foundLocations,
MatOfDouble weights)
Performs object detection without a multi-scale window.
|
void |
HOGDescriptor.detect(Mat img,
MatOfPoint foundLocations,
MatOfDouble weights,
double hitThreshold)
Performs object detection without a multi-scale window.
|
void |
HOGDescriptor.detect(Mat img,
MatOfPoint foundLocations,
MatOfDouble weights,
double hitThreshold,
Size winStride)
Performs object detection without a multi-scale window.
|
void |
HOGDescriptor.detect(Mat img,
MatOfPoint foundLocations,
MatOfDouble weights,
double hitThreshold,
Size winStride,
Size padding)
Performs object detection without a multi-scale window.
|
void |
HOGDescriptor.detect(Mat img,
MatOfPoint foundLocations,
MatOfDouble weights,
double hitThreshold,
Size winStride,
Size padding,
MatOfPoint searchLocations)
Performs object detection without a multi-scale window.
|
Modifier and Type | Method and Description |
---|---|
static void |
Text.detectRegions(Mat image,
ERFilter er_filter1,
ERFilter er_filter2,
List<MatOfPoint> regions)
Converts MSER contours (vector<Point>) to ERStat regions.
|
static void |
Text.erGrouping(Mat image,
Mat channel,
List<MatOfPoint> regions,
MatOfRect groups_rects)
Find groups of Extremal Regions that are organized as text blocks.
|
static void |
Text.erGrouping(Mat image,
Mat channel,
List<MatOfPoint> regions,
MatOfRect groups_rects,
int method)
Find groups of Extremal Regions that are organized as text blocks.
|
static void |
Text.erGrouping(Mat image,
Mat channel,
List<MatOfPoint> regions,
MatOfRect groups_rects,
int method,
String filename)
Find groups of Extremal Regions that are organized as text blocks.
|
static void |
Text.erGrouping(Mat image,
Mat channel,
List<MatOfPoint> regions,
MatOfRect groups_rects,
int method,
String filename,
float minProbablity)
Find groups of Extremal Regions that are organized as text blocks.
|
Modifier and Type | Method and Description |
---|---|
static void |
Converters.Mat_to_vector_vector_Point(Mat m,
List<MatOfPoint> pts) |
static Mat |
Converters.vector_vector_Point_to_Mat(List<MatOfPoint> pts,
List<Mat> mats) |
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