org.opencv.features2d.KeyPoint.<init>()方法的使用及代码示例

x33g5p2x  于2022-01-24 转载在 其他  
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本文整理了Java中org.opencv.features2d.KeyPoint.<init>()方法的一些代码示例，展示了KeyPoint.<init>()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。KeyPoint.<init>()方法的具体详情如下：
包路径：org.opencv.features2d.KeyPoint
类名称：KeyPoint
方法名：<init>

KeyPoint.<init>介绍

[英]The keypoint constructors
[中]关键点构造函数

代码示例

代码示例来源：origin: com.sikulix/sikulixapi

  1. public KeyPoint[] toArray() {
  2.   int num = (int) total();
  3.   KeyPoint[] a = new KeyPoint[num];
  4.   if(num == 0)
  5.     return a;
  6.   float buff[] = new float[num * _channels];
  7.   get(0, 0, buff); //TODO: check ret val!
  8.   for(int i=0; i<num; i++)
  9.     a[i] = new KeyPoint( buff[_channels*i+0], buff[_channels*i+1], buff[_channels*i+2], buff[_channels*i+3],
  10.                buff[_channels*i+4], (int) buff[_channels*i+5], (int) buff[_channels*i+6] );
  11.   return a;
  12. }

代码示例来源：origin: ytai/IOIOPlotter

  1. public KeyPoint[] toArray() {
  2.   int num = (int) total();
  3.   KeyPoint[] a = new KeyPoint[num];
  4.   if(num == 0)
  5.     return a;
  6.   float buff[] = new float[num * _channels];
  7.   get(0, 0, buff); //TODO: check ret val!
  8.   for(int i=0; i<num; i++)
  9.     a[i] = new KeyPoint( buff[_channels*i+0], buff[_channels*i+1], buff[_channels*i+2], buff[_channels*i+3],
  10.                buff[_channels*i+4], (int) buff[_channels*i+5], (int) buff[_channels*i+6] );
  11.   return a;
  12. }

代码示例来源：origin: nu.pattern/opencv

  1. public KeyPoint[] toArray() {
  2.   int num = (int) total();
  3.   KeyPoint[] a = new KeyPoint[num];
  4.   if(num == 0)
  5.     return a;
  6.   float buff[] = new float[num * _channels];
  7.   get(0, 0, buff); //TODO: check ret val!
  8.   for(int i=0; i<num; i++)
  9.     a[i] = new KeyPoint( buff[_channels*i+0], buff[_channels*i+1], buff[_channels*i+2], buff[_channels*i+3],
  10.                buff[_channels*i+4], (int) buff[_channels*i+5], (int) buff[_channels*i+6] );
  11.   return a;
  12. }

代码示例来源：origin: abhn/marvel

  1. public KeyPoint[] toArray() {
  2.   int num = (int) total();
  3.   KeyPoint[] a = new KeyPoint[num];
  4.   if(num == 0)
  5.     return a;
  6.   float buff[] = new float[num * _channels];
  7.   get(0, 0, buff); //TODO: check ret val!
  8.   for(int i=0; i<num; i++)
  9.     a[i] = new KeyPoint( buff[_channels*i+0], buff[_channels*i+1], buff[_channels*i+2], buff[_channels*i+3],
  10.                buff[_channels*i+4], (int) buff[_channels*i+5], (int) buff[_channels*i+6] );
  11.   return a;
  12. }

代码示例来源：origin: jtsky/EasyPR_Android

  1. public KeyPoint[] toArray() {
  2.   int num = (int) total();
  3.   KeyPoint[] a = new KeyPoint[num];
  4.   if(num == 0)
  5.     return a;
  6.   float buff[] = new float[num * _channels];
  7.   get(0, 0, buff); //TODO: check ret val!
  8.   for(int i=0; i<num; i++)
  9.     a[i] = new KeyPoint( buff[_channels*i+0], buff[_channels*i+1], buff[_channels*i+2], buff[_channels*i+3],
  10.                buff[_channels*i+4], (int) buff[_channels*i+5], (int) buff[_channels*i+6] );
  11.   return a;
  12. }

代码示例来源：origin: stackoverflow.com

  1. import com.googlecode.javacv.cpp.opencv_core.CvMat;
  2. import com.googlecode.javacv.cpp.opencv_features2d.FeatureDetector;
  3. import com.googlecode.javacv.cpp.opencv_features2d.KeyPoint;
  4. import com.googlecode.javacv.cpp.opencv_nonfree.SIFT;
  6. import static com.googlecode.javacv.cpp.opencv_highgui.cvLoadImageM;
  7. public class any {
  8. public static void main(String args[])
  9. {
  10. final CvMat image1 = cvLoadImageM("C:/temp/316.jpg" , 0);
  12.   final CvMat image2 = cvLoadImageM("C:/temp/330.jpg", 0);
  13.   if(image1==null)
  14.   System.out.println("image is null");
  15. if(image2==null)
  16.   System.out.println("image is null");
  18. SIFT  sift = new SIFT();
  19. FeatureDetector featureDetector =sift.getFeatureDetector();
  20. KeyPoint keypoint1 = new KeyPoint();
  21. KeyPoint keypoint2 = new KeyPoint() ;
  22. featureDetector.detect(image1, keypoint1 , null);
  23. featureDetector.detect(image2,keypoint2, null);
  24. System.out.println(keypoint1);
  25. }
  26. }

代码示例来源：origin: com.sikulix/sikulixapi

  1. public static void Mat_to_vector_KeyPoint(Mat m, List<KeyPoint> kps) {
  2.   if (kps == null)
  3.     throw new java.lang.IllegalArgumentException("Output List can't be null");
  4.   int count = m.rows();
  5.   if (CvType.CV_64FC(7) != m.type() || m.cols() != 1)
  6.     throw new java.lang.IllegalArgumentException(
  7.         "CvType.CV_64FC(7) != m.type() ||  m.cols()!=1\n" + m);
  8.   kps.clear();
  9.   double[] buff = new double[7 * count];
  10.   m.get(0, 0, buff);
  11.   for (int i = 0; i < count; i++) {
  12.     kps.add(new KeyPoint((float) buff[7 * i], (float) buff[7 * i + 1], (float) buff[7 * i + 2], (float) buff[7 * i + 3],
  13.         (float) buff[7 * i + 4], (int) buff[7 * i + 5], (int) buff[7 * i + 6]));
  14.   }
  15. }

代码示例来源：origin: abhn/marvel

  1. public static void Mat_to_vector_KeyPoint(Mat m, List<KeyPoint> kps) {
  2.   if (kps == null)
  3.     throw new java.lang.IllegalArgumentException("Output List can't be null");
  4.   int count = m.rows();
  5.   if (CvType.CV_64FC(7) != m.type() || m.cols() != 1)
  6.     throw new java.lang.IllegalArgumentException(
  7.         "CvType.CV_64FC(7) != m.type() ||  m.cols()!=1\n" + m);
  8.   kps.clear();
  9.   double[] buff = new double[7 * count];
  10.   m.get(0, 0, buff);
  11.   for (int i = 0; i < count; i++) {
  12.     kps.add(new KeyPoint((float) buff[7 * i], (float) buff[7 * i + 1], (float) buff[7 * i + 2], (float) buff[7 * i + 3],
  13.         (float) buff[7 * i + 4], (int) buff[7 * i + 5], (int) buff[7 * i + 6]));
  14.   }
  15. }

代码示例来源：origin: nu.pattern/opencv

  1. public static void Mat_to_vector_KeyPoint(Mat m, List<KeyPoint> kps) {
  2.   if (kps == null)
  3.     throw new java.lang.IllegalArgumentException("Output List can't be null");
  4.   int count = m.rows();
  5.   if (CvType.CV_64FC(7) != m.type() || m.cols() != 1)
  6.     throw new java.lang.IllegalArgumentException(
  7.         "CvType.CV_64FC(7) != m.type() ||  m.cols()!=1\n" + m);
  8.   kps.clear();
  9.   double[] buff = new double[7 * count];
  10.   m.get(0, 0, buff);
  11.   for (int i = 0; i < count; i++) {
  12.     kps.add(new KeyPoint((float) buff[7 * i], (float) buff[7 * i + 1], (float) buff[7 * i + 2], (float) buff[7 * i + 3],
  13.         (float) buff[7 * i + 4], (int) buff[7 * i + 5], (int) buff[7 * i + 6]));
  14.   }
  15. }

代码示例来源：origin: ytai/IOIOPlotter

  1. public static void Mat_to_vector_KeyPoint(Mat m, List<KeyPoint> kps) {
  2.   if (kps == null)
  3.     throw new java.lang.IllegalArgumentException("Output List can't be null");
  4.   int count = m.rows();
  5.   if (CvType.CV_64FC(7) != m.type() || m.cols() != 1)
  6.     throw new java.lang.IllegalArgumentException(
  7.         "CvType.CV_64FC(7) != m.type() ||  m.cols()!=1\n" + m);
  8.   kps.clear();
  9.   double[] buff = new double[7 * count];
  10.   m.get(0, 0, buff);
  11.   for (int i = 0; i < count; i++) {
  12.     kps.add(new KeyPoint((float) buff[7 * i], (float) buff[7 * i + 1], (float) buff[7 * i + 2], (float) buff[7 * i + 3],
  13.         (float) buff[7 * i + 4], (int) buff[7 * i + 5], (int) buff[7 * i + 6]));
  14.   }
  15. }

代码示例来源：origin: jtsky/EasyPR_Android

  1. public static void Mat_to_vector_KeyPoint(Mat m, List<KeyPoint> kps) {
  2.   if (kps == null)
  3.     throw new java.lang.IllegalArgumentException("Output List can't be null");
  4.   int count = m.rows();
  5.   if (CvType.CV_64FC(7) != m.type() || m.cols() != 1)
  6.     throw new java.lang.IllegalArgumentException(
  7.         "CvType.CV_64FC(7) != m.type() ||  m.cols()!=1\n" + m);
  8.   kps.clear();
  9.   double[] buff = new double[7 * count];
  10.   m.get(0, 0, buff);
  11.   for (int i = 0; i < count; i++) {
  12.     kps.add(new KeyPoint((float) buff[7 * i], (float) buff[7 * i + 1], (float) buff[7 * i + 2], (float) buff[7 * i + 3],
  13.         (float) buff[7 * i + 4], (int) buff[7 * i + 5], (int) buff[7 * i + 6]));
  14.   }
  15. }

代码示例来源：origin: stackoverflow.com

  1. KeyPoint kp = new KeyPoint();

代码示例来源：origin: stackoverflow.com

  1. KeyPoint kp = new KeyPoint();

代码示例来源：origin: stackoverflow.com

  1. KeyPoint impKeyPoint = new KeyPoint();
  2.   KeyPoint tempKeyPoint = new KeyPoint();
  3.   tempKeyPoint = impKeyPoint;
  4.   tempKeyPoint.size = 120;
  5.   KeyPoint tempKeyPoint = new KeyPoint();
  6.   tempKeyPoint = impKeyPoint;
  7.   tempKeyPoint.size = 120;

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