DTWAIN_GetLightSourcesEx
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The DTWAIN_GetLightSourcesEx retrieves the current light sources (red lamp, green lamp, ultra violet, etc.)
DTWAIN_ARRAY DTWAIN_GetLightSourcesEx ( DTWAIN_SOURCE Source );
Parameters Source An open TWAIN Source.
Return Values If successful, the available light sources. If the function fails, the return value is NULL. Call DTWAIN_GetLastError() to get extended information.
Comments The DTWAIN_GetLightSourcesEx performs the same functions as DTWAIN_GetLightSources, with the only difference being that the DTWAIN_ARRAY is returned instead of the client having to provide a pointer to a DTWAIN_ARRAY.
TWAIN State Transitions The Source must be in State 4. or higher
Prerequisite Function Call(s) DTWAIN Source Selection Function
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