Class OpacityExtensions

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

Inheritance

object

OpacityExtensions

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: SixLabors.ImageSharp.Processing

Assembly: SixLabors.ImageSharp.dll

Syntax

public static class OpacityExtensions

Methods

Opacity(IImageProcessingContext, float)

Multiplies the alpha component of the image.

Declaration

public static IImageProcessingContext Opacity(this IImageProcessingContext source, float amount)

Parameters

Type	Name	Description
IImageProcessingContext	source	The current image processing context.
float	amount	The proportion of the conversion. Must be between 0 and 1.

Returns

Type	Description
IImageProcessingContext	The IImageProcessingContext.

Opacity(IImageProcessingContext, float, 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 current image processing context.
float	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.