Help Version 19.0.2017.10.27
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#include "lttwn.h"
L_LTTWN_API L_INT L_TwainGetTransferOptions(hSession, pTransferOpts, uStructSize)
HTWAINSESSION hSession; |
handle to an existing TWAIN session |
pTRANSFEROPTIONS pTransferOpts; |
pointer to a structure |
L_UINT uStructSize; |
size of the TRANSFEROPTIONS structure |
Gets current transfer options for the selected Twain source.
Parameter |
Description |
hSession |
Handle to an existing TWAIN session. This handle is obtained by calling the L_TwainInitSession or L_TwainInitSession2 function. |
pTransferOpts |
Pointer to the TRANSFEROPTIONS structure to be updated with the current transfer options. |
uStructSize |
Size in bytes, of the structure pointed to by pTransferOpts, for versioning. Use sizeof(TRANSFEROPTIONS). |
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
To set transfer options for the selected Twain driver, call the L_TwainSetTransferOptions function.
This function should be called after calling the L_TwainStartCapsNeg function and before calling the L_TwainEndCapsNeg function.
Required DLLs and Libraries
LTTWN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files to be Included with your Application. |
For an example, refer to L_TwainSetTransferOptions.