Compression Property

Gets or sets the compression to be used while performing data transfer from WIA source.

Syntax

Visual Basic
C#
WinRT C#
WinRT JavaScript
C++

public WiaCompressionMode Compression {get; set;}

'Declaration
 
Public Property Compression As WiaCompressionMode

'Usage
 
Dim instance As WiaDataTransferProperties
Dim value As WiaCompressionMode
 
instance.Compression = value
 
value = instance.Compression

public WiaCompressionMode Compression {get; set;}

 get_Compression();
 set_Compression(value);

public:
property WiaCompressionMode Compression {
   WiaCompressionMode get();
   void set (    WiaCompressionMode value);
}

Property Value

The compression to be used while performing data transfer from WIA source. Possible values are (according to Microsoft SDK documentation):

WiaCompressionMode.None	No compression is to be used.
WiaCompressionMode.Rle4	RLE4 compression.
WiaCompressionMode.Rle8	RLE8 compression.
WiaCompressionMode.Group3	Group 3 compression.
WiaCompressionMode.Group4	Group 4 compression.
WiaCompressionMode.Jpeg	JPEG compression.
WiaCompressionMode.Jbig	JBIG compression (only supported in Windows Vista or later).
WiaCompressionMode.Jpeg2000	JPEG 2000 compression (only supported in Windows Vista or later).
WiaCompressionMode.Png	PNG compression (only supported in Windows Vista or later).

For more information about these compression types, please refer to WIA_IPA_COMPRESSION property ID in Microsoft Windows SDK Documentation.

Example

Refer to WiaSession.GetRootItem example.

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

WiaDataTransferProperties Structure
WiaDataTransferProperties Members