Class OpacityExtensions

Defines extensions that allow the alteration of the opacity component of an Image using Mutate/Clone.

Inheritance
Object
OpacityExtensions
Inherited Members
Namespace: SixLabors.ImageSharp.Processing
Assembly: SixLabors.ImageSharp.dll
Syntax
public static class OpacityExtensions

Methods

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Opacity(IImageProcessingContext, Single)

Multiplies the alpha component of the image.

Declaration
public static IImageProcessingContext Opacity(this IImageProcessingContext source, float amount)
Parameters
Type Name Description
IImageProcessingContext source

The image this method extends.
Single amount

The proportion of the conversion. Must be between 0 and 1.
Returns
Type Description
IImageProcessingContext

The IImageProcessingContext to allow chaining of operations.
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Opacity(IImageProcessingContext, Single, Rectangle)

Multiplies the alpha component of the image.

Declaration
public static IImageProcessingContext Opacity(this IImageProcessingContext source, float amount, Rectangle rectangle)
Parameters
Type Name Description
IImageProcessingContext source

The image this method extends.
Single amount

The proportion of the conversion. Must be between 0 and 1.
Rectangle rectangle

The Rectangle structure that specifies the portion of the image object to alter.
Returns
Type Description
IImageProcessingContext

The IImageProcessingContext to allow chaining of operations.