Export (0) Print
Expand All

WmpBitmapEncoder.SubsamplingLevel Property

Gets or sets the sub-sampling level for RGB image encoding.

Namespace:  System.Windows.Media.Imaging
Assembly:  PresentationCore (in PresentationCore.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation

member SubsamplingLevel : byte with get, set
<object SubsamplingLevel="byte" .../>

Property Value

Type: System.Byte
The sub-sampling level for RGB image encoding. The range is 0 to 3. The default is 3.




4:0:0 encoding. Chroma content is discarded; luminance is preserved.


4:2:0 encoding. Chroma resolution is reduced by 1/4 of luminance resolution.


4:2:2 encoding. Chroma resolution is reduced to 1/2 of luminance resolution.


4:4:4 encoding. Chroma resolution is preserved.


The value given is not between 0 and 3.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

© 2014 Microsoft