ImageGear for .NET
Invert(ImGearRectangle) Method
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ImageGear21.Recognition Assembly > ImageGear.Recognition Namespace > ImGearRecImage Class > Invert Method : Invert(ImGearRectangle) Method

rect: Rectangular region of the image to invert.

Inverts the specified rectangular region of the image.

Syntax

Visual Basic

Managed Extensions for C++

C++/CLI

'Declaration
 
Public Overloads Sub Invert( _
   ByVal rect As ImGearRectangle _
)

'Usage
 
Dim instance As ImGearRecImage
Dim rect As ImGearRectangle
 
instance.Invert(rect)

public void Invert( 
   ImGearRectangle rect
)

public: void Invert( 
   ImGearRectangle rect
)

public:
void Invert( 
   ImGearRectangle rect
)

Parameters

rect: Rectangular region of the image to invert.

Remarks

This method performs immediate inversion of the color of each pixel within the specified rectangular region of the image. For example, white becomes black, and black becomes white. This method ignores the image inversion mode setting (ImGearRecPreprocessingSettings.InversionMode property). The inverted image replaces the original one and is available to the recognition engine and the application.

Syntax

Parameters

Remarks

See Also

Reference