CogHistogram.NumBins Property

CogHistogram NumBins Property

Cognex VisionPro 9.8 SR1

Specifies the size of the histogram. When an image is analyzed, each histogram bin is computed up to index NumBins-1. Pixel values that are greater than or equal to NumBins will be included in the total number of samples and placed in the highest bin.

Namespace: Cognex.VisionPro.ImageProcessing
Assembly: Cognex.VisionPro.ImageProcessing (in Cognex.VisionPro.ImageProcessing.dll) Version: 75.0.0.0

Syntax

C++

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public int NumBins { get; set; }

public int NumBins { get; set; }

Public Property NumBins As Integer 
	Get 
	Set

Public Property NumBins As Integer 
	Get 
	Set

public:
property int NumBins {
	int get ();
	void set (int value);
}

public:
property int NumBins {
	int get ();
	void set (int value);
}

Property Value

Type: Int32

Events

Event Type	Reason
CogHistogram Changed	Fires when the value of this property changes. The following state flag may be affected: SfNumBins

Event Type

Reason

CogHistogram Changed

Fires when the value of this property changes.

The following state flag may be affected:

SfNumBins

Exceptions

Exception	Condition
ArgumentException	The new value is < 1.

Remarks

Sets or gets the size of the histogram. When an image is sampled, each histogram bin is summed up to index NumBins-1. Pixel values that are greater than or equal to NumBins will be included in the total number of samples and placed in the highest bin.

Default Value: 256 for 8-bit greyscale images.