This enumeration is used to specify the image file format for file transfer between the source and the application.

Syntax

Visual Basic

Managed Extensions for C++

C++/CLI

'Declaration
 
Public Enum ImGearCompression 
   Inherits System.Enum

'Usage
 
Dim instance As ImGearCompression

public enum ImGearCompression : System.Enum

__value public enum ImGearCompression : public System.Enum

public enum class ImGearCompression : public System.Enum

Members

Member	Value	Description
BITFIELDS	12	BITFIELDS compression. These compressions can only be used if ImGearCapabilities.ICAP_IMAGEFILEFORMAT is set to TWFF_BMP.
GROUP31D	2	GROUP31D compression Follows CCITT spec (no End Of Line).
GROUP31DEOL	3	GROUP31D compression. Follows CCITT spec (has End Of Line).
GROUP32D	4	GROUP32D compression. Follows CCITT spec (use cap for K Factor).
GROUP4	5	GROUP4 compression. Follows CCITT spec.
JBIG	8	JBIG compression. For Bitonal images.
JPEG	6	JPEG compression. Use capability for more info.
LZW	7	LZW compression.
NONE	0	No compression.
PACKBITS	1	PACKBITS compression. Macintosh PackBits format, (can be used with TIFF or PICT).
PNG	9	PNG compression. This compression can only be used if ImGearCapabilities.ICAP_IMAGEFILEFORMAT is set to TWFF_PNG.
RLE4	10	RLE4 compression.
RLE8	11	RLE8 compression.

ImGearCapabilities.ICAP_COMPRESSION values.

System.Object
   System.ValueType
      System.Enum
         ImageGear.TWAIN.ImGearCompression

ImageGear for Silverlight
ImGearCompression Enumeration
See Also Send Feedback