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Feature2DDetectAndCompute Method
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Detect keypoints in an image and compute the descriptors on the image from the keypoint locations.

Namespace: Emgu.CV.Features2D
Assembly: Emgu.CV.World (in Emgu.CV.World.dll) Version: 3.2.0.2682 (3.2.0.2682)
Syntax
public void DetectAndCompute(
	IInputArray image,
	IInputArray mask,
	VectorOfKeyPoint keyPoints,
	IOutputArray descriptors,
	bool useProvidedKeyPoints
)

Parameters

image
Type: Emgu.CVIInputArray
The image
mask
Type: Emgu.CVIInputArray
The optional mask, can be null if not needed
keyPoints
Type: Emgu.CV.UtilVectorOfKeyPoint
The detected keypoints will be stored in this vector
descriptors
Type: Emgu.CVIOutputArray
The descriptors from the keypoints
useProvidedKeyPoints
Type: SystemBoolean
If true, the method will skip the detection phase and will compute descriptors for the provided keypoints
See Also