L_TwainGetAcquirePageOptions

#include "lttwn.h"

L_LTTWN_API L_INT L_TwainGetAcquirePageOptions(hSession, pnPaperSize, pnPaperDirection)

Gets the current page size, and page orientation values used when transferring images from the current TWAIN source.

Parameters

HTWAINSESSION hSession

Handle to an existing TWAIN session. This handle is obtained by calling the L_TwainInitSession or L_TwainInitSession2 function.

L_INT * pnPaperSize

Pointer to a variable to be updated with the page size. For more information on possible values, refer to the TWAIN specification.

L_INT * pnPaperDirection

Pointer to a variable to be updated with the page direction. For more information on possible values, refer to the TWAIN specification.

Returns

Value Meaning
SUCCESS The function was successful.
< 1 An error occurred. Refer to Return Codes.

Comments

This function gets the current page size capability ICAP_SUPPORTEDSIZES, and page orientation capability ICAP_ORIENTATION values. For more information on these capabilities, refer to the TWAIN specification.

To set these capabilities, call the L_TwainSetAcquirePageOptions function.

This function should be called after calling the L_TwainStartCapsNeg function and before calling the L_TwainEndCapsNeg function.

Required DLLs and Libraries

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