DTWAIN_GetExtImageInfoDataEx

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The DTWAIN_GetExtImageInfoDataEx function returns the extended image information for a Source when a successful acquisition has been done.

 

DTWAIN_ARRAY DTWAIN_GetExtImageInfoDataEx (

DTWAIN_SOURCE

Source,

LONG

ExtInfoType );

 

Parameters

Source

Specifies a TWAIN Source.

 

ExtInfoType

One of the DTWAIN Extended Image Info types.

 

 

Return Values

If successful, the extended image information for the ExtInfoType is returned.  If the function fails, the return value is NULL.  Call DTWAIN_GetLastError() to get extended information.

 

Comments

The DTWAIN_GetExtImageInfoDataEx performs the same functions as DTWAIN_GetExtImageInfoData, 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 7.

 

Prerequisite Function Call(s)

DTWAIN_SysInitialize

 

DTWAIN Source Selection Function

DTWAIN Acquisition Function

DTWAIN_InitExtImageInfo