java.lang.Object
- org.opencv.core.Algorithm
- - org.opencv.video.SparseOpticalFlow
  - - org.opencv.video.SparsePyrLKOpticalFlow

```
public class SparsePyrLKOpticalFlow
extends SparseOpticalFlow
```
Class used for calculating a sparse optical flow. The class can calculate an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids. SEE: calcOpticalFlowPyrLK

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

Constructor Summary

Constructors
Modifier Constructor Description

protected SparsePyrLKOpticalFlow(long addr)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static SparsePyrLKOpticalFlow`	`__fromPtr__(long addr)`
`static SparsePyrLKOpticalFlow`	`create()`
`static SparsePyrLKOpticalFlow`	`create(Size winSize)`
`static SparsePyrLKOpticalFlow`	`create(Size winSize, int maxLevel)`
`static SparsePyrLKOpticalFlow`	`create(Size winSize, int maxLevel, TermCriteria crit)`
`static SparsePyrLKOpticalFlow`	`create(Size winSize, int maxLevel, TermCriteria crit, int flags)`
`static SparsePyrLKOpticalFlow`	`create(Size winSize, int maxLevel, TermCriteria crit, int flags, double minEigThreshold)`
`protected void`	`finalize()`
`int`	`getFlags()`
`int`	`getMaxLevel()`
`double`	`getMinEigThreshold()`
`TermCriteria`	`getTermCriteria()`
`Size`	`getWinSize()`
`void`	`setFlags(int flags)`
`void`	`setMaxLevel(int maxLevel)`
`void`	`setMinEigThreshold(double minEigThreshold)`
`void`	`setTermCriteria(TermCriteria crit)`
`void`	`setWinSize(Size winSize)`

Methods inherited from class org.opencv.video.SparseOpticalFlow
calc, calc

Methods inherited from class org.opencv.core.Algorithm
clear, empty, getDefaultName, getNativeObjAddr, save

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

Constructor Detail

SparsePyrLKOpticalFlow

protected SparsePyrLKOpticalFlow(long addr)

Method Detail

fromPtr

public static SparsePyrLKOpticalFlow __fromPtr__(long addr)

getWinSize
```
public Size getWinSize()
```

setWinSize

public void setWinSize(Size winSize)

getMaxLevel
```
public int getMaxLevel()
```

setMaxLevel

public void setMaxLevel(int maxLevel)

getTermCriteria
```
public TermCriteria getTermCriteria()
```

setTermCriteria

public void setTermCriteria(TermCriteria crit)

getFlags
```
public int getFlags()
```

setFlags
```
public void setFlags(int flags)
```

getMinEigThreshold
```
public double getMinEigThreshold()
```

setMinEigThreshold

public void setMinEigThreshold(double minEigThreshold)

create

public static SparsePyrLKOpticalFlow create(Size winSize,
                                            int maxLevel,
                                            TermCriteria crit,
                                            int flags,
                                            double minEigThreshold)

create

public static SparsePyrLKOpticalFlow create(Size winSize,
                                            int maxLevel,
                                            TermCriteria crit,
                                            int flags)

create

public static SparsePyrLKOpticalFlow create(Size winSize,
                                            int maxLevel,
                                            TermCriteria crit)

create

public static SparsePyrLKOpticalFlow create(Size winSize,
                                            int maxLevel)

create

public static SparsePyrLKOpticalFlow create(Size winSize)

create

public static SparsePyrLKOpticalFlow create()

finalize
```
protected void finalize()
                 throws java.lang.Throwable
```
Overrides:

finalize in class SparseOpticalFlow

Throws:

java.lang.Throwable

Class SparsePyrLKOpticalFlow

Field Summary

Fields inherited from class org.opencv.core.Algorithm

Constructor Summary

Method Summary

Methods inherited from class org.opencv.video.SparseOpticalFlow

Methods inherited from class org.opencv.core.Algorithm

Methods inherited from class java.lang.Object

Constructor Detail

SparsePyrLKOpticalFlow

Method Detail

__fromPtr__

getWinSize

setWinSize

getMaxLevel

setMaxLevel

getTermCriteria

setTermCriteria

getFlags

setFlags

getMinEigThreshold

setMinEigThreshold

create

create

create

create

create

create

finalize

fromPtr