ImageGear for C and C++ on Windows v20.0 - Updated
IG_ISIS_TAG_RESPONSECURVE
API Reference Guide > ISIS Component API Reference > ISIS Component Tags Reference > Image Quality Tags > IG_ISIS_TAG_RESPONSECURVE

Scanner's response curve setting. 0x0516  1302

For scanners that support mapping image values, IG_ISIS_TAG_RESPONSECURVE defines particular mapping values.

Type:

IG_ISIS_TAG_TYPE_SHORT

Drivers:

Drivers for scanners that support an adjustable response curve.

Values:

Value Defined Constant Meaning
0 IG_ISIS_RESPONSETYPE_BRIGHTCONT Image is scanned with contrast and brightness.
1 IG_ISIS_RESPONSETYPE_TRCMAP8 A mapping of eight-bit input values to 8-bit output values is used, as defined in IG_ISIS_TAG_TRCMAP8.

Remarks:

Consult your scanner's documentation for information about how to map brightness and contrast settings.

See Also

IG_ISIS_TAG_TRCMAP8

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