本文整理汇总了Java中org.opencv.core.Point类的典型用法代码示例。如果您正苦于以下问题:Java Point类的具体用法?Java Point怎么用?Java Point使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
Point类属于org.opencv.core包,在下文中一共展示了Point类的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: findAllColors
import org.opencv.core.Point; //导入依赖的package包/类
public static Point[] findAllColors(ImageWrapper image, int color, int threshold, Rect rect) {
Mat bi = new Mat();
Scalar lowerBound = new Scalar(Color.red(color) - threshold, Color.green(color) - threshold,
Color.blue(color) - threshold, 255);
Scalar upperBound = new Scalar(Color.red(color) + threshold, Color.green(color) + threshold,
Color.blue(color) + threshold, 255);
if (rect != null) {
Core.inRange(new Mat(image.getMat(), rect), lowerBound, upperBound, bi);
} else {
Core.inRange(image.getMat(), lowerBound, upperBound, bi);
}
Mat nonZeroPos = new Mat();
Core.findNonZero(bi, nonZeroPos);
if (nonZeroPos.rows() == 0 || nonZeroPos.cols() == 0) {
return new Point[0];
}
Point[] points = new MatOfPoint(nonZeroPos).toArray();
if (rect != null) {
for (int i = 0; i < points.length; i++) {
points[i].x += rect.x;
points[i].y += rect.y;
}
}
return points;
}
示例2: phaseCorrelate
import org.opencv.core.Point; //导入依赖的package包/类
public static Point phaseCorrelate(Mat src1, Mat src2, Mat window, double[] response)
{
double[] response_out = new double[1];
Point retVal = new Point(phaseCorrelate_0(src1.nativeObj, src2.nativeObj, window.nativeObj, response_out));
if(response!=null) response[0] = (double)response_out[0];
return retVal;
}
示例3: findContours
import org.opencv.core.Point; //导入依赖的package包/类
public static void findContours(Mat image, List<MatOfPoint> contours, Mat hierarchy, int mode, int method, Point offset)
{
Mat contours_mat = new Mat();
findContours_0(image.nativeObj, contours_mat.nativeObj, hierarchy.nativeObj, mode, method, offset.x, offset.y);
Converters.Mat_to_vector_vector_Point(contours_mat, contours);
contours_mat.release();
return;
}
示例4: drawText
import org.opencv.core.Point; //导入依赖的package包/类
public static void drawText(Mat img, String text, Point origin, float scale, Color color, Anchor locationOnImage) {
if (locationOnImage == Anchor.BOTTOMLEFT)
Transform.flip(img, Transform.FlipType.FLIP_ACROSS_Y);
Imgproc.putText(img, text, origin, Core.FONT_HERSHEY_SIMPLEX, scale, color.getScalarRGBA(), 2, Core.LINE_8,
(locationOnImage == Anchor.BOTTOMLEFT || locationOnImage == Anchor.BOTTOMLEFT_UNFLIPPED_Y));
if (locationOnImage == Anchor.BOTTOMLEFT)
Transform.flip(img, Transform.FlipType.FLIP_ACROSS_Y);
}
示例5: transpose
import org.opencv.core.Point; //导入依赖的package包/类
/**
* Transpose this rectangle so that x becomes y and vice versa
*
* @return Transposed rectangle instance
*/
@SuppressWarnings("SuspiciousNameCombination")
public Ellipse transpose() {
return new Ellipse(new RotatedRect(
new Point(rect.center.y, rect.center.x),
new Size(rect.size.height, rect.size.width), rect.angle));
}
示例6: edgeDst
import org.opencv.core.Point; //导入依赖的package包/类
public int edgeDst(int edge, Point dstpt)
{
double[] dstpt_out = new double[2];
int retVal = edgeDst_0(nativeObj, edge, dstpt_out);
if(dstpt!=null){ dstpt.x = dstpt_out[0]; dstpt.y = dstpt_out[1]; }
return retVal;
}
示例7: edgeOrg
import org.opencv.core.Point; //导入依赖的package包/类
public int edgeOrg(int edge, Point orgpt)
{
double[] orgpt_out = new double[2];
int retVal = edgeOrg_0(nativeObj, edge, orgpt_out);
if(orgpt!=null){ orgpt.x = orgpt_out[0]; orgpt.y = orgpt_out[1]; }
return retVal;
}
示例8: getMeanPoint
import org.opencv.core.Point; //导入依赖的package包/类
public static Point getMeanPoint(List<Point> points) {
if (points.size() == 0) return null;
double x = 0;
double y = 0;
for(Point point : points) {
x += Math.pow(point.x, 2);
y += Math.pow(point.y, 2);
}
return new Point(Math.sqrt(x/points.size()), Math.sqrt(y/points.size()));
}
示例9: locate
import org.opencv.core.Point; //导入依赖的package包/类
public int locate(Point pt, int[] edge, int[] vertex)
{
double[] edge_out = new double[1];
double[] vertex_out = new double[1];
int retVal = locate_0(nativeObj, pt.x, pt.y, edge_out, vertex_out);
if(edge!=null) edge[0] = (int)edge_out[0];
if(vertex!=null) vertex[0] = (int)vertex_out[0];
return retVal;
}
示例10: getVertex
import org.opencv.core.Point; //导入依赖的package包/类
public Point getVertex(int vertex, int[] firstEdge)
{
double[] firstEdge_out = new double[1];
Point retVal = new Point(getVertex_0(nativeObj, vertex, firstEdge_out));
if(firstEdge!=null) firstEdge[0] = (int)firstEdge_out[0];
return retVal;
}
示例11: minEnclosingCircle
import org.opencv.core.Point; //导入依赖的package包/类
public static void minEnclosingCircle(MatOfPoint2f points, Point center, float[] radius)
{
Mat points_mat = points;
double[] center_out = new double[2];
double[] radius_out = new double[1];
minEnclosingCircle_0(points_mat.nativeObj, center_out, radius_out);
if(center!=null){ center.x = center_out[0]; center.y = center_out[1]; }
if(radius!=null) radius[0] = (float)radius_out[0];
return;
}
示例12: KeyPoint
import org.opencv.core.Point; //导入依赖的package包/类
public KeyPoint(float x, float y, float _size, float _angle, float _response, int _octave, int _class_id)
{
pt = new Point(x, y);
size = _size;
angle = _angle;
response = _response;
octave = _octave;
class_id = _class_id;
}
示例13: findNearest
import org.opencv.core.Point; //导入依赖的package包/类
public int findNearest(Point pt, Point nearestPt)
{
double[] nearestPt_out = new double[2];
int retVal = findNearest_0(nativeObj, pt.x, pt.y, nearestPt_out);
if(nearestPt!=null){ nearestPt.x = nearestPt_out[0]; nearestPt.y = nearestPt_out[1]; }
return retVal;
}
示例14: vector_Point2f_to_Mat
import org.opencv.core.Point; //导入依赖的package包/类
public static Mat vector_Point2f_to_Mat(List<Point> pts) {
return vector_Point_to_Mat(pts, CvType.CV_32F);
}
示例15: Mat_to_vector_Point2f
import org.opencv.core.Point; //导入依赖的package包/类
public static void Mat_to_vector_Point2f(Mat m, List<Point> pts) {
Mat_to_vector_Point(m, pts);
}