private void btnProcess_Click(object sender, EventArgs e)
        {
            txtProgress.AppendText("Face Detect..." + Environment.NewLine);

            List<Face> faces =  faceAPI.FaceDetect(txtFrameImage.Text);

            txtProgress.AppendText("Find Similar..." + Environment.NewLine);

            foreach (var f in faces)
            {
                List<SimilarFace> similarFaces = faceAPI.FaceFindSimilar(f.FaceId, txtFindSimilarFaceListId.Text);

                if(similarFaces.Count == 0)
                {
                    txtProgress.AppendText("Croping image..." + f.FaceId +  Environment.NewLine);

                    imageProcess.CropSingleFace(txtFrameImage.Text, f);

                    txtProgress.AppendText("Adding image..." + f.FaceId + Environment.NewLine);

                    string faceId = faceAPI.FaceListAddFace(f.FaceId + ".jpg", txtFindSimilarFaceListId.Text);

                    File.Move(Path.Combine(facePath, f.FaceId + ".jpg"), Path.Combine(facePath, faceId + ".jpg"));

                    db.AddPerson(new Person()
                    {
                        Id = faceId,
                        Filename = faceId + ".jpg",
                        Name = "n1",
                        Company = "c1",
                        Designation = "d1"
                    });

                    txtProgress.AppendText("----------------" + Environment.NewLine);
                    txtProgress.AppendText(faceId + Environment.NewLine);
                    txtProgress.AppendText("----------------" + Environment.NewLine);

                }
                else
                {
                    foreach (var sf in similarFaces)
                    {
                        if(sf.Confidence < 0.5)
                        {
                            //Add

                        }
                    }
                }

            }

            txtProgress.AppendText("Completed..." + Environment.NewLine);

        }