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WmpBitmapEncoder.ImageDataDiscardLevel Property

  • Reference

Definition

Namespace:
System.Windows.Media.Imaging
Assembly:
PresentationCore.dll

Gets or sets the level of image data to discard during a compressed domain transcode.

public:
 property System::Byte ImageDataDiscardLevel { System::Byte get(); void set(System::Byte value); };
public byte ImageDataDiscardLevel { get; set; }
member this.ImageDataDiscardLevel : byte with get, set
Public Property ImageDataDiscardLevel As Byte

Property Value

Byte

The level of image data to discard during a compressed domain encoding of the image. The value range is 0 (no data discarded) to 3 (HighPass and LowPass discarded). The default is 1.

Value Description
0 No image frequency data is discarded.
1 FlexBits are discarded. The image quality of the image is reduced without changing the effective resolution of the image.
2 HighPass frequency data band is discarded. The image's effective resolution is reduced by a factor of 4 in both dimensions.
3 HighPass and LowPass frequency data bands are discarded. The image's effective resolution is reduced by a factor of 16 in both dimensions.

Exceptions

ArgumentOutOfRangeException

The value given is not between 0 and 3.

Remarks

This property has an effect only if CompressedDomainTranscode is set to true; otherwise, it is ignored.

Applies to