GdPictureImaging.TwainSetBrightness Method

Tries to set the current brightness for the next acquisition.

public Boolean TwainSetBrightness(
    int Brightness
);

Visual Basic

Public Function TwainSetBrightness(
    ByVal Brightness As Integer
) As Boolean

Parameters

Parameters	Description
Brightness	The TWAIN standard says that the range for this cap is -1000 ... +1000.

Returns

True if success, else False -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() functions for diagnosing the error.

Before using this function check that the TWAIN state is 4 (TWAIN_SOURCE_OPEN)

To get the TWAIN state, use the TwainGetState() function.