java.lang.Object
- org.opencv.core.Algorithm
- - org.opencv.img_hash.ImgHashBase
  - - org.opencv.img_hash.RadialVarianceHash

```
public class RadialVarianceHash
extends ImgHashBase
```
基于 Radon 变换的图像哈希。详情请参见 CITE: tang2012perceptual。

所有方法静态方法实例方法具体方法
修饰符和类型	方法	描述
`静态 RadialVarianceHash`	`__fromPtr__(long addr)`
`静态 RadialVarianceHash`	`create()`
`静态 RadialVarianceHash`	`create(double sigma)`
`静态 RadialVarianceHash`	`create(double sigma, int numOfAngleLine)`
`protected void`	`finalize()`
`int`	`getNumOfAngleLine()`
`double`	`getSigma()`
`void`	`setNumOfAngleLine(int value)`
`void`	`setSigma(double value)`

从类继承的方法 java.lang.Object
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

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)

public void setSigma(double value)

protected void finalize()
                 throws java.lang.Throwable

类 RadialVarianceHash