java.lang.Object
- org.opencv.core.Algorithm
- - org.opencv.features2d.Feature2D
  - - org.opencv.xfeatures2d.BriefDescriptorExtractor

```
public class BriefDescriptorExtractor
extends Feature2D
```
用于计算 CITE: calon2010 中描述的 BRIEF 描述符的类。描述符的字节长度（单位：字节），有效值为：16、32（默认值）或 64。use_orientation 使用关键点的方向进行样本模式匹配，默认情况下禁用。

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
`static BriefDescriptorExtractor`	`__fromPtr__(long addr)`
`static BriefDescriptorExtractor`	`create()`
`static BriefDescriptorExtractor`	`create(int bytes)`
`static BriefDescriptorExtractor`	`create(int bytes, boolean use_orientation)`
`protected void`	`finalize()`
`java.lang.String`	`getDefaultName()`	返回算法字符串标识符。
`int`	`getDescriptorSize()`
`boolean`	`getUseOrientation()`
`void`	`setDescriptorSize(int bytes)`
`void`	`setUseOrientation(boolean use_orientation)`

继承自类 java.lang.Object 的方法
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

protected BriefDescriptorExtractor(long addr)

public static BriefDescriptorExtractor __fromPtr__(long addr)

public static BriefDescriptorExtractor create(int bytes,
                                              boolean use_orientation)

public static BriefDescriptorExtractor create(int bytes)

public static BriefDescriptorExtractor create()

public void setDescriptorSize(int bytes)

public void setUseOrientation(boolean use_orientation)

protected void finalize()
                 throws java.lang.Throwable

BriefDescriptorExtractor 类