C# Класс AForge.Imaging.Filters.CanvasCrop

Fill areas outiside of specified region.

The filter fills areas outside of specified region using the specified color.

The filter accepts 8bpp grayscale and 24/32 bpp color images for processing.

Sample usage:

 // create filter CanvasCrop filter = new CanvasCrop( new Rectangle( 5, 5, image.Width - 10, image.Height - 10 ), Color.Red ); // apply the filter filter.ApplyInPlace( image );

Initial image:

Result image:

Наследование: BaseInPlaceFilter

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Открытые методы

Метод	Описание
CanvasCrop ( Rectangle region ) : System.Drawing	Initializes a new instance of the CanvasCrop class.
CanvasCrop ( Rectangle region, Color fillColorRGB ) : System.Drawing	Initializes a new instance of the CanvasCrop class.
CanvasCrop ( Rectangle region, Color fillColorRGB, byte fillColorGray ) : System.Drawing	Initializes a new instance of the CanvasCrop class.
CanvasCrop ( Rectangle region, byte fillColorGray ) : System.Drawing	Initializes a new instance of the CanvasCrop class.

Защищенные методы

Метод	Описание
ProcessFilter ( UnmanagedImage image ) : void	Process the filter on the specified image.

Приватные методы

Метод	Описание
CanvasCrop ( ) : System.Drawing

Описание методов

CanvasCrop() публичный Метод

Initializes a new instance of the CanvasCrop class.

public CanvasCrop ( Rectangle region ) : System.Drawing
region	System.Drawing.Rectangle	Region to keep.
Результат	System.Drawing

CanvasCrop() публичный Метод

Initializes a new instance of the CanvasCrop class.

public CanvasCrop ( Rectangle region, Color fillColorRGB ) : System.Drawing
region	System.Drawing.Rectangle	Region to keep.
fillColorRGB	System.Drawing.Color	RGB color to use for filling areas outside of specified region in color images.
Результат	System.Drawing

CanvasCrop() публичный Метод

Initializes a new instance of the CanvasCrop class.

public CanvasCrop ( Rectangle region, Color fillColorRGB, byte fillColorGray ) : System.Drawing
region	System.Drawing.Rectangle	Region to keep.
fillColorRGB	System.Drawing.Color	RGB color to use for filling areas outside of specified region in color images.
fillColorGray	byte	Gray color to use for filling areas outside of specified region in grayscale images.
Результат	System.Drawing

CanvasCrop() публичный Метод

Initializes a new instance of the CanvasCrop class.

public CanvasCrop ( Rectangle region, byte fillColorGray ) : System.Drawing
region	System.Drawing.Rectangle	Region to keep.
fillColorGray	byte	Gray color to use for filling areas outside of specified region in grayscale images.
Результат	System.Drawing

ProcessFilter() защищенный Метод

Process the filter on the specified image.

protected ProcessFilter ( UnmanagedImage image ) : void
image	UnmanagedImage	Source image data.
Результат	void