DTWAIN_EnumExtImageInfoTypesEx

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The DTWAIN_EnumExtImageInfoTypesEx function fills a DTWAIN_ARRAY with all of a Source's supported extended image information types.

 

DTWAIN_ARRAY DTWAIN_EnumExtImageInfoTypesEx ( DTWAIN_SOURCE Source );

 

Parameters

Source

An open TWAIN Source.

 

Return Values

If successful, a DTWAIN_ARRAY that will store the Source's extended image information types.  NULL is returned on failure.  If the function fails, call DTWAIN_GetLastError() to get extended information.

 

Comments

The DTWAIN_EnumExtImageInfoTypesEx function has the same functionality as DTWAIN_EnumExtImageInfoTypes, except that the DTWAIN_ARRAY is returned to the caller instead of the caller providing a pointer to a DTWAIN_ARRAY as a parameter.

 

 

TWAIN State Transitions

The source must be in State 7

 

Prerequisite Function Call(s)

DTWAIN_SysInitialize

DTWAIN Source Selection Function

DTWAIN Acquisition Function