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Compute the descriptor given the image and the point location

Namespace: Emgu.CV.Features2D
Assembly: Emgu.CV (in Emgu.CV.dll) Version: 2.3.0.1416 (2.3.0.1416)

Syntax

C#
public ImageFeature[] ComputeDescriptors(
	Image<Gray, byte> image,
	Image<Gray, byte> mask,
	MKeyPoint[] keyPoints
)
Visual Basic
Public Function ComputeDescriptors ( _
	image As Image(Of Gray, Byte), _
	mask As Image(Of Gray, Byte), _
	keyPoints As MKeyPoint() _
) As ImageFeature()
Visual C++
public:
array<ImageFeature>^ ComputeDescriptors(
	Image<Gray, unsigned char>^ image, 
	Image<Gray, unsigned char>^ mask, 
	array<MKeyPoint>^ keyPoints
)

Parameters

image
Type: Emgu.CV..::..Image<(Of <(<'Gray, Byte>)>)>
The image where the descriptor will be computed from
mask
Type: Emgu.CV..::..Image<(Of <(<'Gray, Byte>)>)>
The optional mask, can be null if not needed
keyPoints
Type: array<Emgu.CV.Structure..::..MKeyPoint>[]()[][]
The keypoint where the descriptor will be computed from

Return Value

The descriptors founded on the keypoint location

See Also