Class AdaptiveThresholdFilter

A filter to applied the Bradley Adaptive Threshold to the image.

Inheritance
System.Object
AdaptiveThresholdFilter
Implements
Namespace: IronBarCode
Assembly: IronBarCode.dll
Syntax
public class AdaptiveThresholdFilter : Object, IImageFilter

Constructors

AdaptiveThresholdFilter()

Initializes a new instance of the AdaptiveThresholdFilter class.

Declaration
public AdaptiveThresholdFilter()

AdaptiveThresholdFilter(Color, Color, Single)

Initializes a new instance of the AdaptiveThresholdFilter class with the specified Upper, Lower and Threshold.

Declaration
public AdaptiveThresholdFilter(Color Upper, Color Lower, float Threshold)
Parameters
Type Name Description
IronSoftware.Drawing.Color Upper

Upper (white) color for thresholding.
IronSoftware.Drawing.Color Lower

Lower (black) color for thresholding.
System.Single Threshold

Threshold limit (0.0-1.0) to consider for binarization.

AdaptiveThresholdFilter(Color, Color, Single, CropRectangle)

Initializes a new instance of the AdaptiveThresholdFilter class with the specified Upper, Lower, Threshold and Rectangle.

Declaration
public AdaptiveThresholdFilter(Color Upper, Color Lower, float Threshold, CropRectangle Rectangle)
Parameters
Type Name Description
IronSoftware.Drawing.Color Upper

Upper (white) color for thresholding.
IronSoftware.Drawing.Color Lower

Lower (black) color for thresholding.
System.Single Threshold

Threshold limit (0.0-1.0) to consider for binarization.
IronSoftware.Drawing.CropRectangle Rectangle

Rectangle region to apply the processor on.

AdaptiveThresholdFilter(Single)

Initializes a new instance of the AdaptiveThresholdFilter class with the specified Threshold.

Declaration
public AdaptiveThresholdFilter(float Threshold)
Parameters
Type Name Description
System.Single Threshold

Threshold limit (0.0-1.0) to consider for binarization.

Properties

Lower

Lower (black) color for thresholding.

Declaration
public Color Lower { get; set; }
Property Value
Type Description
IronSoftware.Drawing.Color

Rectangle

Rectangle region to apply the processor on.

Declaration
public CropRectangle Rectangle { get; set; }
Property Value
Type Description
IronSoftware.Drawing.CropRectangle

Threshold

Threshold limit (0.0-1.0) to consider for binarization. Default = 0.4.

Declaration
public float Threshold { get; set; }
Property Value
Type Description
System.Single

Upper

Upper (white) color for thresholding.

Declaration
public Color Upper { get; set; }
Property Value
Type Description
IronSoftware.Drawing.Color

Implements