ImageGear PDF v25.2 - Updated
DetectBlankPage() Method




ImageGear.OCR Assembly > ImageGear.OCR Namespace > ImGearOCRImage Class > DetectBlankPage Method : DetectBlankPage() Method
Detects whether or not the image is considered to be blank.
Syntax
'Declaration
 
Public Overloads MustOverride Function DetectBlankPage() As Boolean
'Usage
 
Dim instance As ImGearOCRImage
Dim value As Boolean
 
value = instance.DetectBlankPage()
public abstract bool DetectBlankPage()
public: abstract bool DetectBlankPage(); 
public:
abstract bool DetectBlankPage(); 

Return Value

True if the image is blank, otherwise False.
Remarks

This method will consider an image to be blank (all or mostly white) if there is only a small percentage of noise, especially noise around the edge of the image usually created as a result of scanning.

This method is intended for use on scanned documents and not pictures or photographs.

See Also

Reference

ImGearOCRImage Class
ImGearOCRImage Members
Overload List

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