Button Snap Click

Button Snap Click

if (pictureBox3.Image != null)
            {
                Bitmap varBmp = new Bitmap(pictureBox3.Image);
                //Save First
                //varBmp.Save(Application.StartupPath + "\\ImageTest\\1.bmp", ImageFormat.Bmp);
                //Now Dispose to free the memory
                //varBmp.Dispose();
                //varBmp = null;

                varBmp.Save(Application.StartupPath + "\\ImageTest\\1.bmp", ImageFormat.Bmp);
                varBmp.Dispose();
            }


            else
            { MessageBox.Show("null exception"); }



            string folder = Application.StartupPath + "\\ImageTest";
            foreach (string fileName in Directory.GetFiles(folder, "*.bmp", SearchOption.TopDirectoryOnly))
            {
                lstimages.Add(Path.GetFullPath(fileName));
            }
            foreach (string fileName in Directory.GetFiles(folder, "*.jpg", SearchOption.TopDirectoryOnly))
            {
                lstimages.Add(Path.GetFullPath(fileName));
            }
            foreach (string fileName in Directory.GetFiles(folder, "*.png", SearchOption.TopDirectoryOnly))
            {
                lstimages.Add(Path.GetFullPath(fileName));
            }



            if (current < lstimages.Count)
            {
                for (int i = 0; i < box.Length; i++)
                {
                    this.Controls.Remove(box[i]);
                }

                ProcessImage(lstimages[current]);
                current++;
                if (PlateImagesList.Count != 0)
                {
                    Image<Bgr, byte> src = new Image<Bgr, byte>(PlateImagesList[0].ToBitmap());
                    Bitmap grayframe;
                    FindContours con = new FindContours();
                    Bitmap color;
                    int c = con.IdentifyContours(src.ToBitmap(), 50, false, out grayframe, out color, out listRect);
                    //int z = con.count;
                    pictureBox1.Image = color;
                    pictureBox2.Image = grayframe;
                    textBox2.Text = c.ToString();
                    Image<Gray, byte> dst = new Image<Gray, byte>(grayframe);
                    //dst = dst.Dilate(2);
                    //dst = dst.Erode(3);
                    grayframe = dst.ToBitmap();
                    //pictureBox2.Image = grayframe.Clone(listRect[2], grayframe.PixelFormat);
                    string zz = "";

                    // lọc và sắp xếp số
                    List<Bitmap> bmp = new List<Bitmap>();
                    List<int> erode = new List<int>();
                    List<Rectangle> up = new List<Rectangle>();
                    List<Rectangle> dow = new List<Rectangle>();
                    int up_y = 0, dow_y = 0;
                    bool flag_up = false;

                    int di = 0;

                    if (listRect == null) return;

                    for (int i = 0; i < listRect.Count; i++)
                    {
                        Bitmap ch = grayframe.Clone(listRect[i], grayframe.PixelFormat);
                        int cou = 0;
                        full_tesseract.Clear();
                        full_tesseract.ClearAdaptiveClassifier();
                        string temp = full_tesseract.Apply(ch);
                        while (temp.Length > 3)
                        {
                            Image<Gray, byte> temp2 = new Image<Gray, byte>(ch);
                            temp2 = temp2.Erode(2);
                            ch = temp2.ToBitmap();
                            full_tesseract.Clear();
                            full_tesseract.ClearAdaptiveClassifier();
                            temp = full_tesseract.Apply(ch);
                            cou++;
                            if (cou > 10)
                            {
                                listRect.RemoveAt(i);
                                i--;
                                di = 0;
                                break;
                            }
                            di = cou;
                        }
                    }

                    for (int i = 0; i < listRect.Count; i++)
                    {
                        for (int j = i; j < listRect.Count; j++)
                        {
                            if (listRect[i].Y > listRect[j].Y + 100)
                            {
                                flag_up = true;
                                up_y = listRect[j].Y;
                                dow_y = listRect[i].Y;
                                break;
                            }
                            else if (listRect[j].Y > listRect[i].Y + 100)
                            {
                                flag_up = true;
                                up_y = listRect[i].Y;
                                dow_y = listRect[j].Y;
                                break;
                            }
                            if (flag_up == true) break;
                        }
                    }

                    for (int i = 0; i < listRect.Count; i++)
                    {
                        if (listRect[i].Y < up_y + 50 && listRect[i].Y > up_y - 50)
                        {
                            up.Add(listRect[i]);
                        }
                        else if (listRect[i].Y < dow_y + 50 && listRect[i].Y > dow_y - 50)
                        {
                            dow.Add(listRect[i]);
                        }
                    }

                    if (flag_up == false) dow = listRect;

                    for (int i = 0; i < up.Count; i++)
                    {
                        for (int j = i; j < up.Count; j++)
                        {
                            if (up[i].X > up[j].X)
                            {
                                Rectangle w = up[i];
                                up[i] = up[j];
                                up[j] = w;
                            }
                        }
                    }
                    for (int i = 0; i < dow.Count; i++)
                    {
                        for (int j = i; j < dow.Count; j++)
                        {
                            if (dow[i].X > dow[j].X)
                            {
                                Rectangle w = dow[i];
                                dow[i] = dow[j];
                                dow[j] = w;
                            }
                        }
                    }

                    int x = 12;
                    int c_x = 0;

                    for (int i = 0; i < up.Count; i++)
                    {
                        Bitmap ch = grayframe.Clone(up[i], grayframe.PixelFormat);
                        Bitmap o = ch;
                        //ch = con.Erodetion(ch);
                        string temp;
                        if (i < 2)
                        {
                            temp = Ocr(ch, false, true); // nhan dien so
                        }
                        else
                        {
                            temp = Ocr(ch, false, false);// nhan dien chu
                        }

                        zz += temp;
                        box[i].Location = new System.Drawing.Point(x + i * 50, 350);
                        box[i].Size = new Size(50, 100);
                        box[i].SizeMode = PictureBoxSizeMode.StretchImage;
                        box[i].Image = ch;
                        this.Controls.Add(box[i]);
                        c_x++;
                    }
                    zz += "\r\n";
                    for (int i = 0; i < dow.Count; i++)
                    {
                        Bitmap ch = grayframe.Clone(dow[i], grayframe.PixelFormat);
                        //ch = con.Erodetion(ch);
                        string temp = Ocr(ch, false, true); // nhan dien so

                        zz += temp;
                        box[i + c_x].Location = new System.Drawing.Point(x + i * 50, 450);
                        box[i + c_x].Size = new Size(50, 100);
                        box[i + c_x].SizeMode = PictureBoxSizeMode.StretchImage;
                        box[i + c_x].Image = ch;
                        this.Controls.Add(box[i + c_x]);

                    }
                    grayframe.Dispose();
                    color.Dispose();
                    textBox1.Text = zz;

                }


            }