ImageGear for C and C++ on Windows v20.1 - Updated
ICAP_SHADOW
User Guide > How to Work with ... > Common Operations > Viewing > Scanning > TWAIN Scanning > Set Scanning Capabilities > ICAP_SHADOW

Data Type:

TW_FIX32

Purpose:

Specifies which value in an image should be interpreted as the darkest "shadow." All values "darker" than this value will be clipped to this value.

Whether darker values are smaller or larger can be determined by examining the Current value of ICAP_PIXELFLAVOR.

Valid Values:

0 to 255

Default Value:

0

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