QuantMap property (ITwainJpegCompression)

Visual Basic example

Visual C++ example

 

Syntax

short QuantMap(short iIndex)

Overview

Refer to Using JPEG Compression for a TWAIN Source.

Remarks

Gets or sets information about the mapping of components to quantization tables.

This property is updated by calling the GetJPEGCompression method.

To set the JPEG Compression options, set this property and the other ITwainJpegCompression properties accessed by the JPEGCompressionData property and call the SetJPEGCompression method.

See Also

Elements

JPEGCompressionData property, ColorSpace property, SubSampling property, NumComponents property, RestartFrequency property, QuantTable property, HuffmanMap property, HuffmanDC property, HuffmanAC property

Topics

TWAIN Functionality: JPEG Compression Functions