L_TwainSetAcquirePageOptions

#include "lttwn.h"

L_LTTWN_API L_INT L_TwainSetAcquirePageOptions(hSession, nPaperSize, nPaperDirection)

Sets the page size and orientation to be used when transferring data 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 nPaperSize

The page size to set. For more information on possible values, refer to the TWAIN specification.

L_INT nPaperDirection

The page orientation to set. 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 internally sets the page size capability ICAP_SUPPORTEDSIZES, and the page orientation capability ICAP_ORIENTATION. For more information on these capabilities, refer to the TWAIN specification.

To get the current values of these capabilities, call the L_TwainGetAcquirePageOptions 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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