Leadtools TWAIN (Leadtools.Twain assembly)
LEAD Technologies, Inc

TwainJpegCompression Structure

Properties  Methods 


The following tables list the members exposed by TwainJpegCompression.

Public Properties
 NameDescription
Public PropertyColorComponentCountGets or sets the number of color components in the image to be compressed. This property is updated by calling the GetJpegCompression method. To set the JPEG Compression options, set this property and the other TwainJpegCompression properties and call the TwainSession.SetJpegCompression method.  
Public PropertyColorSchemeGets or sets color space values.  
Public Propertystatic (Shared in Visual Basic)EmptyReturns a TwainFileSystem structure with default values.  
Public PropertyRestartFrequencyGets or sets the number of minimum data units between restart markers. The default value is 0, indicating that no restart markers are used. This property is updated by calling the GetJpegCompression method. To set the JPEG Compression options, set this property and the other TwainJpegCompression properties and call the TwainSession.SetJpegCompression method.  
Public PropertySubSamplingGets or sets a subsampling value. This property is updated by calling the GetJpegCompression method. To set the JPEG Compression options, set this property and the other TwainJpegCompression properties and call the TwainSession.SetJpegCompression method.  
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Public Methods
 NameDescription
Public MethodGetHuffmanACGets AC Huffman tables.  
Public MethodGetHuffmanDCGets DC Huffman tables.  
Public MethodGetHuffmanMapGets mapping of components to Huffman tables.  
Public MethodGetQuantizationMapGets information about the mapping of components to quantization tables.  
Public MethodGetQuantizationTableGets quantization tables.  
Public MethodSetHuffmanACSets AC Huffman tables.  
Public MethodSetHuffmanDCSets DC Huffman tables.  
Public MethodSetHuffmanMapSets mapping of components to Huffman tables.  
Public MethodSetQuantizationMapSets mapping of components to quantization tables.  
Public MethodSetQuantizationTableSets quantization tables.  
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See Also

Reference

TwainJpegCompression Structure
Leadtools.Twain Namespace
GetJpegCompression Method
SetJpegCompression Method

 

 


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