MatOfKeyPoint (OpenCV 4.9.0 Java documentation)

java.lang.Object
- org.opencv.core.Mat
- - org.opencv.core.MatOfKeyPoint

```
public class MatOfKeyPoint
extends Mat
```

Nested Class Summary
- Nested classes/interfaces inherited from class org.opencv.core.Mat
  Mat.Atable<T>, Mat.Tuple2<T>, Mat.Tuple3<T>, Mat.Tuple4<T>

Field Summary
- Fields inherited from class org.opencv.core.Mat
  nativeObj

Constructor Summary

Constructors
Modifier Constructor Description

MatOfKeyPoint()

protected MatOfKeyPoint(long addr)

MatOfKeyPoint(KeyPoint... a)

MatOfKeyPoint(Mat m)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`alloc(int elemNumber)`
`void`	`fromArray(KeyPoint... a)`
`void`	`fromList(java.util.List<KeyPoint> lkp)`
`static MatOfKeyPoint`	`fromNativeAddr(long addr)`
`KeyPoint[]`	`toArray()`
`java.util.List<KeyPoint>`	`toList()`

Methods inherited from class org.opencv.core.Mat
adjustROI, assignTo, assignTo, at, at, channels, checkVector, checkVector, checkVector, clone, col, colRange, colRange, cols, convertTo, convertTo, convertTo, copySize, copyTo, copyTo, create, create, create, cross, dataAddr, depth, diag, diag, diag, dims, dot, dump, elemSize, elemSize1, empty, eye, eye, finalize, get, get, get, get, get, get, get, get, get, get, get, get, getNativeObjAddr, height, inv, inv, isContinuous, isSubmatrix, locateROI, matMul, mul, mul, ones, ones, ones, push_back, put, put, put, put, put, put, put, put, put, put, put, put, release, reshape, reshape, reshape, row, rowRange, rowRange, rows, setTo, setTo, setTo, setTo, size, size, step1, step1, submat, submat, submat, submat, t, toString, total, type, width, zeros, zeros, zeros

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

MatOfKeyPoint
```
public MatOfKeyPoint()
```

MatOfKeyPoint
```
protected MatOfKeyPoint(long addr)
```

MatOfKeyPoint
```
public MatOfKeyPoint(Mat m)
```

MatOfKeyPoint

public MatOfKeyPoint(KeyPoint... a)

Method Detail

fromNativeAddr

public static MatOfKeyPoint fromNativeAddr(long addr)

alloc
```
public void alloc(int elemNumber)
```

fromArray

public void fromArray(KeyPoint... a)

toArray
```
public KeyPoint[] toArray()
```

fromList

public void fromList(java.util.List<KeyPoint> lkp)

toList

public java.util.List<KeyPoint> toList()