public static void ThrowCameraError(int hr) { if (hr >= 0) { return; } string cameraErrorString = CameraError.GetCameraErrorString(hr); if (cameraErrorString != null) { throw new COMException(cameraErrorString, hr); } Marshal.ThrowExceptionForHR(hr); }
public static string GetCameraErrorString(int hr) { StringBuilder buf = new StringBuilder(256, 256); return(CameraError.AMGetErrorText(hr, buf, 256) > 0 ? buf.ToString() : (string)null); }