int Recongnizehandle()
        {
#if TIME_DEBUG
            label2.Text = "Stopwatch REC start";
            stopwatch.Reset();
            stopwatch.Start();
#endif
            faceTemplates.Clear();
            //label1.Text = "Recongnize start";
            int maxbear = 0;
            int minbear = 0;
            reset();
            recperson = -1;
            for (int count = 0; count < REPEAT_REC; count++)
            {
                Int32 ImageHandle = 0;
                if (FSDK.FSDKE_OK != FSDKCam.GrabFrame(CameraHandle, ref ImageHandle))
                {
                    return(-1);
                }
                FSDK.CImage Image      = new FSDK.CImage(ImageHandle);
                Image       FrameImage = Image.ToCLRImage();
                gr = Graphics.FromImage(FrameImage);

                FSDK.TFacePosition[] FacePosition = Image.DetectMultipleFaces();
                if (FacePosition.Length == 0)
                {
                    minbear++;
                    //无人脸状态超出忍受值
                    if (minbear > MAX_MINBEAR)
                    {
                        recperson = -2;
#if TIME_DEBUG
                        stopwatch.Stop();
                        TimeSpan timespan2     = stopwatch.Elapsed;
                        double   milliseconds2 = timespan2.TotalMilliseconds; //  总毫秒数
                        label2.Text = milliseconds2.ToString() + " .REM";
#endif
                        return(1);
                    }
                    count--;
                    continue;
                }
                if (FacePosition.Length != 1)
                {
                    maxbear++;
                    //多人脸状态超出忍受值
                    if (maxbear > MAX_MAXBEAR)
                    {
                        recperson = -3;
                        return(1);
                    }
                    count--;
                    continue;
                }

                //draw(FacePosition[0]);

                FaceTemplate  Template = new FaceTemplate();
                FSDK.TPoint[] features = Image.DetectEyesInRegion(ref FacePosition[0]);

                Template.templateData = Image.GetFaceTemplateUsingEyes(ref features);

                int recnum = recongnize(Template);
                faceTemplates.Add(Template);

                who[count] = recnum;

                if (recnum != -1)
                {
                    StringFormat format = new StringFormat();
                    format.Alignment = StringAlignment.Center;
                    gr.DrawString(userName[recnum], new System.Drawing.Font("Arial", 16),
                                  new System.Drawing.SolidBrush(System.Drawing.Color.LightGreen),
                                  FacePosition[0].xc, FacePosition[0].yc + FacePosition[0].w * 0.55f, format);
                }
                Application.DoEvents();
            }

            recperson = vote();
            //label1.Text = "Recongnize the man";

            if (recperson > -1)
            {
                List <FaceTemplate> temp = new List <FaceTemplate>(faceTemplates.ToArray());
                int i;
                for (i = 0; i < temp.Count; i++)
                {
                    UserTemplates[recperson].Add(temp[i]);
                }
            }

#if TIME_DEBUG
            stopwatch.Stop();
            TimeSpan timespan     = stopwatch.Elapsed;
            double   milliseconds = timespan.TotalMilliseconds; //  总毫秒数
            label2.Text = milliseconds.ToString() + " .REC";
#endif
            return(0);
        }
        int AddFacehandle()
        {
#if TIME_DEBUG
            label2.Text = "Stopwatch REC start";
            stopwatch.Reset();
            stopwatch.Start();
#endif
            faceTemplates.Clear();
            int maxbear = 0;
            int minbear = 0;
            //label1.Text = "Adding new one";
            for (int count = 0; count < REPEAT_REM; count++)
            {
                Int32 ImageHandle = 0;
                if (FSDK.FSDKE_OK != FSDKCam.GrabFrame(CameraHandle, ref ImageHandle))
                {
                    return(-1);
                }
                FSDK.CImage Image      = new FSDK.CImage(ImageHandle);
                Image       FrameImage = Image.ToCLRImage();
                gr = Graphics.FromImage(FrameImage);

                FSDK.TFacePosition[] FacePosition = Image.DetectMultipleFaces();
                //只允许有一个人在检测范围内
                if (FacePosition.Length == 0)
                {
                    minbear++;
                    //无人脸状态超出忍受值
                    if (minbear > MAX_MINBEAR)
                    {
#if TIME_DEBUG
                        stopwatch.Stop();
                        TimeSpan timespan2     = stopwatch.Elapsed;
                        double   milliseconds2 = timespan2.TotalMilliseconds; //  总毫秒数
                        label2.Text = milliseconds2.ToString() + " .REM";
#endif
                        faceTemplates.Clear();
                        username = "";
                        //label1.Text = "no people";
                        recperson = -2;
                        return(-1);
                    }
                    count--;
                    continue;
                }
                if (FacePosition.Length != 1)
                {
                    maxbear++;
                    //多人脸状态超出忍受值
                    if (maxbear > MAX_MAXBEAR)
                    {
                        faceTemplates.Clear();
                        username = "";
                        //label1.Text = "Too many people";
                        recperson = -3;
                        return(-1);
                    }
                    count--;
                    continue;
                }


                //draw(FacePosition[0]);
                FaceTemplate  Template = new FaceTemplate();
                FSDK.TPoint[] features = Image.DetectEyesInRegion(ref FacePosition[0]);
                Template.templateData = Image.GetFaceTemplateUsingEyes(ref features);

                faceTemplates.Add(Template);
                Application.DoEvents();
            }
            if (AddNewOne)
            {
                if (btn1Click)
                {
                    btn1Click = false;
                    int i = 0;
                    for (i = 0; i < REPEAT_REM; i++)
                    {
                        int          fnum  = btn1Count * REPEAT_REM + i;
                        string       tpath = ".\\Users\\" + btn1UserName + fnum.ToString() + ".dat";
                        MemoryStream m     = new MemoryStream(faceTemplates[i].templateData);
                        FileStream   fs    = new FileStream(tpath, FileMode.OpenOrCreate);
                        m.WriteTo(fs);
                        m.Close();
                        fs.Close();
                    }
                }
                if (btn2Click)
                {
                    btn2Click = false;
                    int i = 0;
                    for (i = 0; i < REPEAT_REM; i++)
                    {
                        int          fnum  = btn2Count * REPEAT_REM + i;
                        string       tpath = ".\\Users\\" + btn2UserName + fnum.ToString() + ".dat";
                        MemoryStream m     = new MemoryStream(faceTemplates[i].templateData);
                        FileStream   fs    = new FileStream(tpath, FileMode.OpenOrCreate);
                        m.WriteTo(fs);
                        m.Close();
                        fs.Close();
                    }
                }
                if (true)
                {
                    AddNewOne = false;
                    string name = username;
                    username = "";
                    if (namexist(name) == -1)
                    {
                        userName.Add(name);
                        List <FaceTemplate> temp = new List <FaceTemplate>(faceTemplates.ToArray());
                        UserTemplates.Add(temp);
                    }
                    else
                    {
                        List <FaceTemplate> temp = new List <FaceTemplate>(faceTemplates.ToArray());
                        int existnum             = namexist(name);
                        int i;
                        for (i = 0; i < temp.Count; i++)
                        {
                            UserTemplates[existnum].Add(temp[i]);
                        }
                    }
                }
            }
            faceTemplates.Clear();
            username = "";
            //label1.Text = "Saved the man";

#if TIME_DEBUG
            stopwatch.Stop();
            TimeSpan timespan     = stopwatch.Elapsed;
            double   milliseconds = timespan.TotalMilliseconds; //  总毫秒数
            label2.Text = milliseconds.ToString() + " .REM";
#endif
            recperson = -1;
            return(0);
        }