RadialVarianceHash (OpenCV 4.1.2 Java documentation)

```
public class RadialVarianceHash
extends ImgHashBase
```
Image hash based on Radon transform. See CITE: tang2012perceptual for details.

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

Constructors
Modifier	Constructor and Description
`protected`	`RadialVarianceHash(long addr)`

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`static RadialVarianceHash`	`__fromPtr__(long addr)`
`static RadialVarianceHash`	`create()`
`static RadialVarianceHash`	`create(double sigma)`
`static RadialVarianceHash`	`create(double sigma, int numOfAngleLine)`
`protected void`	`finalize()`
`int`	`getNumOfAngleLine()`
`double`	`getSigma()`
`void`	`setNumOfAngleLine(int value)`
`void`	`setSigma(double value)`

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

protected RadialVarianceHash(long addr)

public static RadialVarianceHash __fromPtr__(long addr)

public static RadialVarianceHash create(double sigma,
                                        int numOfAngleLine)

public static RadialVarianceHash create(double sigma)

public static RadialVarianceHash create()

public void setNumOfAngleLine(int value)

protected void finalize()
                 throws Throwable

Class RadialVarianceHash