public static string TakeOnvifSnapshot(
	string cameraUrl,
	string username,
	string password,
	Resolution resolution = null
)

Public Shared Function TakeOnvifSnapshot ( 
	cameraUrl As String,
	username As String,
	password As String,
	Optional resolution As Resolution = Nothing
) As String

public:
static String^ TakeOnvifSnapshot(
	String^ cameraUrl, 
	String^ username, 
	String^ password, 
	Resolution^ resolution = nullptr
)