protected void fileOpenXML() {
    JFileChooser chooser = null;
    if (currentFile == null) {
      chooser = new JFileChooser(startDirectory);
    } else {
      chooser = new JFileChooser(currentFile);
    }

    int returnVal = chooser.showOpenDialog(gw);
    if (returnVal == JFileChooser.APPROVE_OPTION) {
      currentFile = chooser.getSelectedFile();
      generalXML.loadGraph(currentFile);
    }
    gp.update(gp.getGraphics());
  }
  /** Open a file and load the image. */
  public void openFile() {
    JFileChooser chooser = new JFileChooser();
    chooser.setCurrentDirectory(new File("."));
    String[] extensions = ImageIO.getReaderFileSuffixes();
    chooser.setFileFilter(new FileNameExtensionFilter("Image files", extensions));
    int r = chooser.showOpenDialog(this);
    if (r != JFileChooser.APPROVE_OPTION) return;

    try {
      Image img = ImageIO.read(chooser.getSelectedFile());
      image =
          new BufferedImage(img.getWidth(null), img.getHeight(null), BufferedImage.TYPE_INT_RGB);
      image.getGraphics().drawImage(img, 0, 0, null);
    } catch (IOException e) {
      JOptionPane.showMessageDialog(this, e);
    }
    repaint();
  }
Exemple #3
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  /** ****************** Open & Read an Image ********************** */
  void OpenImage2() {
    int returnVal = jfc.showOpenDialog(IPToolKit.this);
    if (returnVal == JFileChooser.APPROVE_OPTION) {
      file1 = jfc.getSelectedFile();
      String path = file.getAbsolutePath();
      //	image = Toolkit.getDefaultToolkit().getImage(path);

      try {
        try {
          inImage1 = new FileImageInputStream(file1);
          len1 = (int) inImage1.length();
          byteArray1 = new byte[len1];
          // System.out.println(len);
          inImage1.read(byteArray1, 0, len1);
          image1 = Toolkit.getDefaultToolkit().createImage(byteArray1);
          MediaTracker t = new MediaTracker(this);
          t.addImage(image1, 0);

          try {
            t.waitForID(1);
          } catch (Exception eeee) {
            System.out.println(eeee);
          }

          w1 = image1.getWidth(null);
          h1 = image1.getHeight(null);

          // System.out.println(w+"\t"+h);

        } catch (Exception fnfe) {
          JOptionPane.showMessageDialog(this, "File: Not Found");
        }
      } catch (Exception ice) {

        JOptionPane.showMessageDialog(this, "File I/O Error");
      }
    }
  }
Exemple #4
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  public void actionPerformed(ActionEvent e) {
    String arg = (String) e.getActionCommand();

    /** ******************** Open an Image **************** */
    if (e.getSource() == m_Open) {
      int returnVal = jfc.showOpenDialog(IPToolKit.this);
      if (returnVal == JFileChooser.APPROVE_OPTION) {
        file = jfc.getSelectedFile();
        String path = file.getAbsolutePath();
        //	image = Toolkit.getDefaultToolkit().getImage(path);

        try {
          try {
            inImage = new FileImageInputStream(file);
            len = (int) inImage.length();
            byteArray = new byte[len];
            // System.out.println(len);
            inImage.read(byteArray, 0, len);
            image = Toolkit.getDefaultToolkit().createImage(byteArray);
            MediaTracker t = new MediaTracker(this);
            t.addImage(image, 0);

            try {
              t.waitForID(0);
            } catch (Exception eeee) {
              System.out.println(eeee);
            }

            w = image.getWidth(null);
            h = image.getHeight(null);

            // System.out.println(w+"\t"+h);

          } catch (Exception fnfe) {
            JOptionPane.showMessageDialog(this, "File: Not Found");
          }
        } catch (Exception ice) {

          JOptionPane.showMessageDialog(this, "File I/O Error");
        }
      }
      if (image != null) {

        pix_temp = new int[h * w];
        ImageIcon icon = new ImageIcon(image);
        lbl_img.setIcon(icon);
        setVisible(true);
      }

      pix_temp = pixel_grab(image, w, h);
      pix_temp = pix_pack(pix_temp, w, h);
      grayImageDisplay(w, h, pix_temp);
    }

    /** ****************** Add one image to another ************** */
    if (e.getSource() == mAddImg) {
      OpenImage2();
      pix_temp1 = new int[w * h];
      pix_res = new int[w * h];

      pix_temp1 = pixel_grab(image1, w1, h1);
      pix_temp1 = pix_pack(pix_temp1, w1, h1);

      for (int s = 0; s < w * h; s++) {

        pix_res[s] = pix_temp[s] + pix_temp1[s];
      }
      ;

      pix_temp1 = saturate(pix_temp1, w, h);
      imageResultDisplay(w, h, pix_res);
    }

    /**
     * *********************** Add Constant value and then use Satuartion technique ***************
     */
    if (e.getSource() == mAddSat) {
      String add_value;
      Image img_add = image;
      pixel_add = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      add_value = JOptionPane.showInputDialog("Enter Value you wish to add to the image");
      int number = Integer.parseInt(add_value);
      for (int r = 0; r < w * h; r++) {
        pixel_add[r] = number + pixel_result[r];
      }
      pixel_add = saturate(pixel_add, w, h);
      pixel_add = pix_pack(pixel_add, w, h);
      imageResultDisplay(w, h, pixel_add);
    }

    /** ************ Add constant by Wrap Around technique ********** */
    if (e.getSource() == mAddWrap) {
      String add_value;
      Image img_add = image;
      pixel_add = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      add_value = JOptionPane.showInputDialog("Enter Value you wish to add to the image");
      int number = Integer.parseInt(add_value);
      for (int r = 0; r < w * h; r++) {
        pixel_add[r] = number + pixel_result[r];
      }
      pixel_add = WrapAround(pixel_add, w, h);
      pixel_add = pix_pack(pixel_add, w, h);
      imageResultDisplay(w, h, pixel_add);
    }

    /** ****************** Subtract one image from another ************** */
    if (e.getSource() == mSubImg) {
      OpenImage2();
      pix_temp1 = new int[w * h];
      pix_res = new int[w * h];

      pix_temp1 = pixel_grab(image1, w1, h1);
      pix_temp1 = pix_pack(pix_temp1, w1, h1);

      for (int s = 0; s < w * h; s++) {
        pix_res[s] = pix_temp[s] - pix_temp1[s];
      }

      pix_temp1 = saturate(pix_temp1, w1, h1);
      imageResultDisplay(w1, h1, pix_res);
    }

    /**
     * *********************** Subtract Constant value and then use Satuartion technique
     * ***************
     */
    if (e.getSource() == mSubSat) {
      String sub_value;
      Image img_add = image;
      pixel_sub = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      sub_value = JOptionPane.showInputDialog("Enter Value you wish to subtract from the image");
      int number = Integer.parseInt(sub_value);

      for (int r = 0; r < w * h; r++) {
        pixel_sub[r] = pixel_result[r] - number;
      }

      pixel_sub = saturate(pixel_sub, w, h);
      pixel_sub = pix_pack(pixel_sub, w, h);
      imageResultDisplay(w, h, pixel_sub);
    }

    /** ************ Subtract constant by Wrap Around technique ********** */
    if (e.getSource() == mSubWrap) {
      String sub_value;
      Image img_add = image;
      pixel_sub = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      sub_value = JOptionPane.showInputDialog("Enter Value you wish to add to the image");
      int number = Integer.parseInt(sub_value);

      for (int r = 0; r < w * h; r++) {
        pixel_sub[r] = pixel_result[r] - number;
      }
      pixel_sub = WrapAround(pixel_sub, w, h);
      pixel_sub = pix_pack(pixel_sub, w, h);
      imageResultDisplay(w, h, pixel_sub);
    }

    /** ****************** Multiply one image with another ************** */
    if (e.getSource() == mMulImg) {
      OpenImage2();
      pix_temp1 = new int[w * h];
      pix_res = new int[w * h];

      pix_temp1 = pixel_grab(image1, w1, h1);
      pix_temp1 = pix_pack(pix_temp1, w1, h1);

      for (int s = 0; s < w * h; s++) {
        pix_res[s] = pix_temp[s] * pix_temp1[s];
      }

      pix_temp1 = saturate(pix_temp1, w1, h1);
      imageResultDisplay(w1, h1, pix_res);
    }

    /**
     * *********************** Multiply Constant value and then use Satuartion technique
     * ***************
     */
    if (e.getSource() == mMulSat) {
      String mul_value;
      Image img_mul = image;
      pixel_mul = new int[w * h];

      pixel_result = pixel_grab(img_mul, w, h);

      mul_value = JOptionPane.showInputDialog("Enter Value you wish to multiply to the image");
      int number = Integer.parseInt(mul_value);

      for (int r = 0; r < w * h; r++) {
        pixel_mul[r] = pixel_result[r] * number;
      }

      pixel_mul = saturate(pixel_mul, w, h);
      pixel_mul = pix_pack(pixel_mul, w, h);
      imageResultDisplay(w, h, pixel_mul);
    }

    /** ************ Multiply constant by Wrap Around technique ********** */
    if (e.getSource() == mMulWrap) {
      String mul_value;
      Image img_mul = image;
      pixel_mul = new int[w * h];

      pixel_result = pixel_grab(img_mul, w, h);

      mul_value = JOptionPane.showInputDialog("Enter Value you wish to multiply to the image");
      int number = Integer.parseInt(mul_value);
      for (int r = 0; r < w * h; r++) {
        pixel_mul[r] = pixel_result[r] * number;
      }
      pixel_mul = WrapAround(pixel_mul, w, h);
      pixel_mul = pix_pack(pixel_mul, w, h);
      imageResultDisplay(w, h, pixel_mul);
    }

    /** ****************** Divide one image by another ************** */
    if (e.getSource() == mDivImg) {

      OpenImage2();
      pix_temp1 = new int[w * h];
      pix_res = new int[w * h];

      pix_temp1 = pixel_grab(image1, w1, h1);
      pix_temp1 = pix_pack(pix_temp1, w1, h1);

      for (int s = 0; s < w * h; s++) {
        pix_res[s] = pix_temp1[s] / pix_temp[s];
      }

      // pix_temp1 = saturate(pix_temp1,w1,h1);
      pix_temp1 = WrapAround(pix_temp1, w, h);
      imageResultDisplay(w1, h1, pix_res);
    }

    /**
     * *********************** Divide by Constant value and then use Saturation technique
     * ***************
     */
    if (e.getSource() == mDivSat) {
      String div_value;
      Image img_add = image;
      pixel_div = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      div_value = JOptionPane.showInputDialog("Enter value to divide the image by");
      int number = Integer.parseInt(div_value);

      for (int r = 0; r < w * h; r++) {
        pixel_div[r] = pixel_result[r] / number;
      }

      pixel_div = saturate(pixel_div, w, h);
      pixel_div = pix_pack(pixel_div, w, h);
      imageResultDisplay(w, h, pixel_div);
    }

    /** ************ Divide constant by Wrap Around technique ********** */
    if (e.getSource() == mDivWrap) {
      String div_value;
      Image img_add = image;
      pixel_div = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      div_value = JOptionPane.showInputDialog("Enter value to divide image by");
      int number = Integer.parseInt(div_value);
      for (int r = 0; r < w * h; r++) {

        pixel_div[r] = pixel_result[r] / number;
      }
      pixel_div = WrapAround(pixel_div, w, h);
      pixel_div = pix_pack(pixel_div, w, h);
      imageResultDisplay(w, h, pixel_div);
    }

    /** ******************** Thresholding ************* */
    if (e.getSource() == mThreshold) {
      String thresh_value;
      Image img_add = image;

      pixel_result = pixel_grab(img_add, w, h);

      thresh_value = JOptionPane.showInputDialog("Enter value to threshold the image");
      int number = Integer.parseInt(thresh_value);

      for (int r = 0; r < w * h; r++) {
        if (pixel_result[r] >= number) pixel_result[r] = 255;
        else if (pixel_result[r] <= number) pixel_result[r] = 0;
      }

      pixel_result = pix_pack(pixel_result, w, h);
      imageResultDisplay(w, h, pixel_result);
    }

    if (e.getSource() == m_Save) {
      FileImageOutputStream src_img;

      int returnVal = jfc.showSaveDialog(IPToolKit.this);
      if (returnVal == JFileChooser.APPROVE_OPTION) {
        File fileR = jfc.getSelectedFile();
        String fileToSave = file.getAbsolutePath();

        if (!fileToSave.toLowerCase().endsWith(".jpg")) {
          fileR = new File(fileToSave + ".jpg");
        }

        try {
          src_img = new FileImageOutputStream(fileR);
          buf_img = getImageFromArray(pixel_result, w, h);
          ImageIO.write(buf_img, "jpg", src_img);

        } catch (IOException ex8) {
          System.out.println(ex8);
        }
      }

      //	}

    }

    /** ***************************** Increase brightness **************** */
    if (e.getSource() == mBright) {
      String bright_value;
      Image img_add = image;

      pixel_result = pixel_grab(img_add, w, h);

      bright_value = JOptionPane.showInputDialog("Enter value to increase brightness");
      int number = Integer.parseInt(bright_value);

      for (int r = 0; r < w * h; r++) {
        pixel_result[r] = pixel_result[r] + number;
      }

      pixel_result = saturate(pixel_result, w, h);
      pixel_result = pix_pack(pixel_result, w, h);
      imageResultDisplay(w, h, pixel_result);
    }

    /** ****************** Contrast Strtching *************** */
    if (e.getSource() == mContrast) {
      String cont_value1, cont_value2;
      Image img_add = image;
      pixel_cont = new int[w * h];

      pixel_result = pixel_grab(img_add, w, h);

      cont_value1 = JOptionPane.showInputDialog("Enter lower limit for contrast stretch");
      int number = Integer.parseInt(cont_value1);
      cont_value2 = JOptionPane.showInputDialog("Enter higher limit for contrast stretch");
      int number1 = Integer.parseInt(cont_value2);

      for (int r = 0; r < w * h; r++) {
        if (pixel_result[r] <= number1) {

          pixel_cont[r] = pixel_result[r] - 50;
          if (pixel_cont[r] < 0) pixel_cont[r] = 0;
        } else if (pixel_result[r] >= number) {
          pixel_cont[r] = pixel_result[r] + 50;

          if (pixel_cont[r] > 255) pixel_cont[r] = 255;

        } else pixel_cont[r] = pixel_result[r];
      }

      pixel_cont = saturate(pixel_cont, w, h);
      pixel_cont = pix_pack(pixel_cont, w, h);
      imageResultDisplay(w, h, pixel_cont);
    }

    /** ******************* Low Pass Filter ****************** */
    if (e.getSource() == mlowPass) {
      int mask[][] = {{1, 1, 1}, {1, 1, 1}, {1, 1, 1}};

      pixel_result = pixel_grab(image, w, h);

      int pix_tempLow[][] = new int[h][w];

      pix_tempLow = OneD_ArrayToTwoD_Array(w, h, pixel_result);

      pix_tempLow = MaskOperation(w, h, pix_tempLow, mask);
      int pix_temp1D[] = new int[(w) * (h)];

      pix_temp1D = TwoD_ArrayToOneD_Array(w, h, pix_tempLow);

      pix_temp1D = restrict(pix_temp1D);
      pix_temp1D = pix_pack(pix_temp1D, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_temp1D);
    }

    /** ********************* High Pass Filter *************** */
    if (e.getSource() == mhighPass) {
      int mask[][] = {{-1, -1, -1}, {-1, 8, -1}, {-1, -1, -1}};

      pixel_result = pixel_grab(image, w, h);

      int pix_tempLow[][] = new int[h][w];

      pix_tempLow = OneD_ArrayToTwoD_Array(w, h, pixel_result);

      pix_tempLow = MaskOperation(w, h, pix_tempLow, mask);
      int pix_temp1D[] = new int[(w) * (h)];

      pix_temp1D = TwoD_ArrayToOneD_Array(w, h, pix_tempLow);

      pix_temp1D = saturate(pix_temp1D, w - 2, h - 2);
      pix_temp1D = restrict(pix_temp1D);
      pix_temp1D = pix_pack(pix_temp1D, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_temp1D);
    }

    /** *************************** High Boost Filter **************** */
    if (e.getSource() == mhighBoost) {
      int mask[][] = {{-1, -1, -1}, {-1, 9, -1}, {-1, -1, -1}};

      pixel_result = pixel_grab(image, w, h);

      int pix_tempLow[][] = new int[h][w];

      pix_tempLow = OneD_ArrayToTwoD_Array(w, h, pixel_result);

      pix_tempLow = MaskOperation(w, h, pix_tempLow, mask);
      int pix_temp1D[] = new int[(w) * (h)];

      pix_temp1D = TwoD_ArrayToOneD_Array(w, h, pix_tempLow);
      pix_temp1D = saturate(pix_temp1D, w - 2, h - 2);
      pix_temp1D = restrict(pix_temp1D);
      pix_temp1D = pix_pack(pix_temp1D, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_temp1D);
    }

    if (e.getSource() == m_Save) {

      for (int i = 0; i < w * h; i++) {
        System.out.println(pixel_result[i]);
      }

      FileImageOutputStream src_img;

      int returnVal = jfc.showSaveDialog(IPToolKit.this);
      if (returnVal == JFileChooser.APPROVE_OPTION) {
        File fileR = jfc.getSelectedFile();
        String fileToSave = file.getAbsolutePath();

        if (!fileToSave.toLowerCase().endsWith(".jpg")) {
          fileR = new File(fileToSave + ".jpg");
        }

        try {
          src_img = new FileImageOutputStream(fileR);
          buf_img = getImageFromArray(pixel_result, w, h);
          ImageIO.write(buf_img, "jpg", src_img);

        } catch (IOException ex8) {
          System.out.println(ex8);
        }
      }
    }

    /** ********************* Invert and image ************ */
    if (e.getSource() == mInvert) {

      Image img_Invert = image;
      pixel_result = new int[w * h];

      pixel_result = pixel_grab(img_Invert, w, h);

      for (int r = 0; r < w * h; r++) {
        pixel_result[r] = 255 - pixel_result[r];
      }

      //	pixel_div = saturate(pixel_div,w,h);
      pixel_result = pix_pack(pixel_result, w, h);
      imageResultDisplay(w, h, pixel_result);
    }
    /** *************************** Median Filter **************** */
    if (arg.equals("Median")) {
      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = median_filter(p2d);
      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Prewits Horizontal Edge Detection ******************* */
    if (arg.equals("Prewits Horizontal")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      int mask[][] = {{-1, -1, -1}, {0, 0, 0}, {1, 1, 1}};

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask);

      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres = saturate(pres, w - 2, h - 2);
      pres = restrict(pres);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Prewits Vertical Edge Detection ******************* */
    if (arg.equals("Prewits Vertical")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      int mask[][] = {{-1, 0, 1}, {-1, 0, 1}, {-1, 0, 1}};

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask);

      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres = saturate(pres, w - 2, h - 2);
      pres = restrict(pres);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Prewits Edge Detection ******************* */
    if (arg.equals("Prewits Both")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres1[] = new int[h * w];
      int pres2[] = new int[h * w];
      int pres[] = new int[h * w];
      int mask1[][] = {{-1, -1, -1}, {0, 0, 0}, {1, 1, 1}};

      pix_grabed = pixel_grab(image, w, h);

      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask1);
      pres1 = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres1 = saturate(pres1, w - 2, h - 2);
      pres1 = restrict(pres1);
      int mask2[][] = {{-1, 0, 1}, {-1, 0, 1}, {-1, 0, 1}};
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask2);
      pres2 = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres2 = saturate(pres2, w - 2, h - 2);
      pres2 = restrict(pres2);
      for (int i = 0; i < ((h - 2) * (w - 2)); i++) {
        pres[i] = pres1[i] + pres2[i];
      }

      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Sobel Horizontal Edge Detection ******************* */
    if (arg.equals("Sobel Horizontal")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      int mask[][] = {{-1, -2, -1}, {0, 0, 0}, {1, 2, 1}};

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask);
      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres = saturate(pres, w - 2, h - 2);
      pres = restrict(pres);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Sobel Vertical Edge Detection ******************* */
    if (arg.equals("Sobel Vertical")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      int mask[][] = {{-1, 0, 1}, {-2, 0, 2}, {-1, 0, 1}};

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask);

      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres = saturate(pres, w - 2, h - 2);
      pres = restrict(pres);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Sobel Edge Detection ******************* */
    if (arg.equals("Sobel Both")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres1[] = new int[h * w];
      int pres2[] = new int[h * w];
      int pres[] = new int[h * w];

      int mask1[][] = {{-1, -2, -1}, {0, 0, 0}, {1, 2, 1}};

      pix_grabed = pixel_grab(image, w, h);

      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask1);
      pres1 = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres1 = saturate(pres1, w - 2, h - 2);
      pres1 = restrict(pres1);
      int mask2[][] = {{-1, 0, 1}, {-2, 0, 2}, {-1, 0, 1}};
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask2);
      pres2 = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres2 = saturate(pres2, w - 2, h - 2);
      pres2 = restrict(pres2);
      for (int i = 0; i < ((h - 2) * (w - 2)); i++) {
        pres[i] = pres1[i] + pres2[i];
      }

      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Roberts Edge Detection ******************* */
    if (arg.equals("Roberts")) {

      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      int mask[][] = {{1, 0}, {0, -1}};
      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);

      for (int i = 1; i < h - 1; i++) {
        for (int j = 1; j < w - 1; j++) {
          pp2d[i][j] =
              ((mask[0][0] * p2d[i - 1][j - 1] + mask[1][0] * p2d[i + 1][j - 1])
                      + (mask[0][1] * p2d[i - 1][j + 1] + mask[1][1] * p2d[i + 1][j + 1]))
                  / 2;
        }
      }

      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres = saturate(pres, w - 2, h - 2);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Mean Filter ******************* */
    if (arg.equals("Mean")) {
      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = mean_filt(p2d);
      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Laplacian Edge Detector ******************* */
    if (arg.equals("Laplacian")) {
      int[] pix_grabed = new int[w * h];
      int[][] p2d = new int[h][w];
      int[][] pp2d = new int[h][w];
      int pix_pcked[] = new int[w * h];
      int pres[] = new int[h * w];

      int mask[][] = {{0, -2, 0}, {-2, 8, -2}, {0, -2, 0}};

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      pp2d = MaskOperation(w, h, p2d, mask);

      pres = TwoD_ArrayToOneD_Array(w, h, pp2d);
      pres = saturate(pres, w - 2, h - 2);
      pres = restrict(pres);
      pix_pcked = pix_pack(pres, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pix_pcked);
    }

    /** ********************** Histogram Equalization ******************* */
    if (arg.equals("Histogram Equalization")) {
      int[] pix_grabed = new int[h * w];
      int pres[] = new int[h * w];
      int cnt_pix[] = new int[256];
      int pixx[] = new int[h * w];
      int pix_pcked[] = new int[h * w];
      int pix_res[] = new int[h * w];
      int len = h * w;
      int res = 0;

      pix_grabed = pixel_grab(image, w, h);

      for (int i = 0; i < h * w; i++) {
        pixx[i] = pix_grabed[i];
      }

      for (int i = 0; i < 256; i++) {

        cnt_pix[i] = 0;
      }

      for (int i = 0; i < len; i++) {

        int ind = pixx[i];
        cnt_pix[ind]++;
      }

      for (int i = 0; i < w * h; i++) {
        float a = 0;

        for (int j = 0; j < (pixx[i] + 1); j++) {
          float b = (float) cnt_pix[j];

          float c = (float) (h * w);

          a = a + (b / c);
        }

        res = (int) (a * 255);
        if (res > 255) res = 255;

        pix_res[i] = (0xff000000 | (res << 16) | (res << 8) | res);
      }

      pix_pcked = pix_pack(pix_res, w, h);
      imageResultDisplay(w, h, pix_pcked);
    }

    if (arg.equals("Connected Component")) {
      int pix_grabed[] = new int[h * w];
      int p2d[][] = new int[h][w];
      conect_input = new int[h][w];
      conect_output = new int[h][w];

      int x1 = x_cor;
      int y1 = y_cor;

      pix_grabed = pixel_grab(image, w, h);
      p2d = OneD_ArrayToTwoD_Array(w, h, pix_grabed);
      s = 0;
      t = 0;
      obj_size = 0;
      intensity = p2d[y1][x1];

      for (int i = 0; i < h; i++) {
        for (int j = 0; j < w; j++) {
          conect_input[i][j] = p2d[i][j];
          conect_output[i][j] = 0;
        }
      }

      connect(y1, x1);
      int pixx[] = new int[h * w];
      int pp[] = new int[h * w];

      pixx = TwoD_ArrayToOneD_Array(w, h, conect_output);
      pixx = saturate(pixx, w - 2, h - 2);
      pp = pix_pack(pixx, w - 2, h - 2);
      imageResultDisplay(w - 2, h - 2, pp);
    }

    /** ********************** Blending ******************* */
    if (arg.equals("Blending")) {

      int size;
      int hei, wid;
      if (h1 > h) hei = h1;
      else hei = h;

      if (w1 > w) wid = w1;
      else wid = w;

      size = hei * wid;
      int pix_img1[] = new int[size];
      int pix_img2[] = new int[size];
      int pix_res[] = new int[size];
      int pixx[] = new int[h1 * w1];
      double x = 0.5;
      pix_img1 = pixel_grab(image, w, h);
      OpenImage2();
      pix_img2 = pixel_grab(image1, w1, h1);

      //	 grayImageDisplay(w1,h1,pixx)

      for (int i = 0; i < size; i++) {
        pix_res[i] = (int) ((x * pix_img1[i]) + ((1 - x) * (pix_img2[i])));
      }
      int pix_pcked[] = new int[size];

      pix_pcked = pix_pack(pix_res, wid, hei);
      imageResultDisplay(wid, hei, pix_pcked);
    }

    /** ****************** Quit OR Exit **************** */
    if (arg.equals("Exit")) {
      System.exit(0);
    }
  }