Class ImageUtil

Provides utilities for images.

Inheritance
Object
ImageUtil
Inherited Members
Namespace: Tizen.Multimedia.Util
Assembly: Tizen.Multimedia.Util.dll
Syntax
public static class ImageUtil

Methods

CalculateBufferSize(Size, ColorSpace)

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

Declaration
[Obsolete("Please do not use! This will be deprecated in level 6.")]
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
Int32

The buffer size.
API Version
4
Exceptions
Type Condition
ArgumentOutOfRangeException

width of resolution is less than or equal to zero.
-or-
height of resolution is less than or equal to zero.
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.

API Version
4
Exceptions
Type Condition
ArgumentNullException

buffer is null.
ArgumentException

buffer is empty.
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
IEnumerable<ColorSpace>

An IEnumerable of ColorSpace representing the supported color-spaces.
API Version
4
Exceptions
Type Condition
ArgumentException

format is invalid.