Class AgastFeatureDetector

Detects corners using the AGAST algorithm

Inheritance
System.Object
DisposableObject
DisposableCvObject
Algorithm
Feature2D
AgastFeatureDetector
Implements
Inherited Members
Namespace: OpenCvSharp
Assembly: OpenCvSharp.dll
Syntax
public class AgastFeatureDetector : Feature2D, ICvPtrHolder

Constructors

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AgastFeatureDetector(IntPtr)

Constructor

Declaration
protected AgastFeatureDetector(IntPtr p)
Parameters
Type Name Description
IntPtr p

Properties

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NonmaxSuppression

if true, non-maximum suppression is applied to detected corners (keypoints).

Declaration
public int NonmaxSuppression { get; set; }
Property Value
Type Description
System.Int32
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Threshold

threshold on difference between intensity of the central pixel and pixels of a circle around this pixel.

Declaration
public int Threshold { get; set; }
Property Value
Type Description
System.Int32
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Type

type one of the four neighborhoods as defined in the paper

Declaration
public DetectorType Type { get; set; }
Property Value
Type Description
DetectorType

Methods

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Create(Int32, Boolean, DetectorType)

The AgastFeatureDetector constructor

Declaration
public static AgastFeatureDetector Create(int threshold = 10, bool nonmaxSuppression = true, DetectorType type = DetectorType.OAST_9_16)
Parameters
Type Name Description
System.Int32 threshold

threshold on difference between intensity of the central pixel and pixels of a circle around this pixel.
System.Boolean nonmaxSuppression

if true, non-maximum suppression is applied to detected corners (keypoints).
DetectorType type
Returns
Type Description
AgastFeatureDetector
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DisposeManaged()

Releases managed resources

Declaration
protected override void DisposeManaged()
Overrides
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DisposeUnmanaged()

Declaration
protected override void DisposeUnmanaged()
Overrides
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Get()

Declaration
public override IntPtr Get()
Returns
Type Description
IntPtr

Implements