DTWAIN Light Source Constants

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The following constants represent the sources of light that the TWAIN device can use to acquire an image.  Functions such as DTWAIN_EnumLightSources, DTWAIN_SetLightSources, and DTWAIN_GetLightSources uses these constants:

 

 

DTWAIN Light Source Constant

Definition

Value

DTWAIN_LS_RED

Red Lamp

0

DTWAIN_LS_GREEN

Green Lamp

1

DTWAIN_LS_BLUE

Blue Lamp

2

DTWAIN_LS_NONE

No Lamp

3

DTWAIN_LS_WHITE

White Lamp

4

DTWAIN_LS_UV

Ultraviolet Lamp

5

DTWAIN_LS_IR

Infrared Lamp

6