GdPictureImaging.TwainSetBitDepth Method

Specifies the pixel bit depths for the Current value of PixelType.

For example, when using TwainSetPixelType(TWPT_GRAY), this capability specifies whether this is 8-bit gray or 4-bit gray.

public Boolean TwainSetBitDepth(
    int BitDepth
);

Visual Basic

Public Function TwainSetBitDepth(
    ByVal BitDepth As Integer
) As Boolean

Parameters

Parameters	Description
BitDepth	Bit Depth.

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.