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

```
public class BriefDescriptorExtractor
extends Feature2D
```
Class for computing BRIEF descriptors described in CITE: calon2010 . bytes legth of the descriptor in bytes, valid values are: 16, 32 (default) or 64 . use_orientation sample patterns using keypoints orientation, disabled by default.

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

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`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()`	Returns the algorithm string identifier.
`int`	`getDescriptorSize()`
`boolean`	`getUseOrientation()`
`void`	`setDescriptorSize(int bytes)`
`void`	`setUseOrientation(boolean use_orientation)`

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

Methods inherited from class java.lang.Object
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

Class BriefDescriptorExtractor