MinimumContrast Property (BlankRectangleDetectOptions)

Gets and sets the minimum level of contrast between background and foreground.

Syntax

Public Property MinimumContrast As Integer

Dim instance As BlankRectangleDetectOptions
Dim value As Integer
 
instance.MinimumContrast = value
 
value = instance.MinimumContrast

public int MinimumContrast {get; set;}

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

Remarks

The default value is 64.

Valid values are 1 to 255.

This property is only used when analyzing color or grayscale images - it will be ignored for bitonal images.