public static string PathForFaceImage(Frame frame, int sequence)
        {
            DateTime dt = DateTime.FromBinary(frame.timeStamp);

            string folderFace = FileSystemStorage.EnsureFolderForFacesAt(frame.cameraID, dt);

            string faceFileName = FileSystemStorage.FaceImageFileNameOf(frame.GetFileName(), sequence);

            string facePath = Path.Combine(folderFace, faceFileName);

            return(facePath);
        }
        public static string PathForFaceImage(Frame frame, int sequence)
        {
            DateTime dt = frame.CapturedAt;

            string folderFace = FileSystemStorage.EnsureFolderForFacesAt(frame.CapturedFrom.Id, dt);

            string faceFileName = FileSystemStorage.FaceImageFileNameOf(frame.GetFileName(), sequence);

            string facePath = Path.Combine(folderFace, faceFileName);

            return(facePath);
        }