GdPicture14 Namespace / GdPictureImaging Class / TwainGetResolution Method

In This Topic
TwainGetResolution Method (GdPictureImaging)
In This Topic
Returns the current resolution in Dot per inch of the selected scanner.
Public Function TwainGetResolution() As Integer
public int TwainGetResolution()
public function TwainGetResolution(): Integer; 
public function TwainGetResolution() : int;
public: int TwainGetResolution(); 
int TwainGetResolution(); 

Return Value

If success, non-zero value. If fail, -1 -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error.
Before using this method check that the TWAIN state is >= 4 (TWAIN_SOURCE_OPEN) To get the TWAIN state, use the TwainGetState() method.
See Also