Class ImageUtil

Definition

Namespace:

Tizen.Multimedia.Util

Assembly:

Tizen.Multimedia.Util.dll

Provides utilities for images.

public static class ImageUtil

Inheritance

object

ImageUtil

Methods

CalculateBufferSize(Size, ColorSpace)

Calculates the size of the image buffer for the specified resolution and color-space.

Declaration

public static int CalculateBufferSize(Size resolution, ColorSpace colorSpace)

Parameters

Type	Name	Description
Size	resolution	The resolution of the image.
ColorSpace	colorSpace	ColorSpace of the image.

Returns

Type	Description
int	The buffer size.

Exceptions

Type	Condition
System.ArgumentOutOfRangeException	width of resolution is less than or equal to zero. -or- height of resolution is less than or equal to zero.
System.ArgumentException	colorSpace is invalid.

GetColor(byte[], Size)

Extracts representative color from an image buffer.

Declaration

public static Color GetColor(byte[] buffer, Size size)

Parameters

Type	Name	Description
byte[]	buffer	Raw image buffer.
Size	size	Resolution of the image.

Returns

Type	Description
Color	The representative color of the image.

Remarks

The image should be Rgb888.

Exceptions

Type	Condition
System.ArgumentNullException	buffer is null.
System.ArgumentException	buffer is empty.
System.ArgumentOutOfRangeException	width of size is less than or equal to zero. -or- height of size is less than or equal to zero.

GetSupportedColorSpaces(ImageFormat)

Retrieves supported colorspaces for a ImageFormat that represents formats for ImageEncoder and ImageDecoder.

Declaration

public static IEnumerable<ColorSpace> GetSupportedColorSpaces(ImageFormat format)

Parameters

Type	Name	Description
ImageFormat	format	The ImageFormat.

Returns

Type	Description
System.Collections.Generic.IEnumerable<T><ColorSpace>	An IEnumerable of ColorSpace representing the supported color-spaces.

Exceptions

Type	Condition
System.ArgumentException	format is invalid.