/**
   * Performs OCR operation.
   *
   * @param imageList a list of <code>IIOImage</code> objects
   * @param rect the bounding rectangle defines the region of the image to be recognized. A
   *     rectangle of zero dimension or <code>null</code> indicates the whole image.
   * @return the recognized text
   * @throws TesseractException
   */
  public String doOCR(List<IIOImage> imageList, Rectangle rect) throws TesseractException {
    init();
    setTessVariables();

    try {
      StringBuilder sb = new StringBuilder();

      for (IIOImage oimage : imageList) {
        pageNum++;
        try {
          setImage(oimage.getRenderedImage(), rect);
          sb.append(getOCRText());
        } catch (IOException ioe) {
          // skip the problematic image
          logger.log(Level.SEVERE, ioe.getMessage(), ioe);
        }
      }

      if (hocr) {
        sb.insert(0, htmlBeginTag).append(htmlEndTag);
      }

      return sb.toString();
    } finally {
      dispose();
    }
  }
  public static BufferedImage encodeImage(String filename, int[] primes) {
    /* encodes a and b in the image using a sequence.
     * We are assuming that the image would be big enough
     * to hold the 16 bits
     */

    BufferedImage img, newimg = null;
    int[] a = convertToBinary(primes[0], 8);
    int[] b = convertToBinary(primes[1], 8);
    int[] a_b = copyBits(a, b); // copy all bits into one array

    try {
      img = ImageIO.read(new File(imagePath + filename));
      for (int i = 0; i < a_b.length; i++) {
        int p = img.getRGB(i, i);
        int[] bin = convertToBinary(p, 32);
        bin[0] = a_b[i];
        int d = convertToDigit(bin, 32);
        img.setRGB(i, i, d);
      }
      ImageIO.write(img, "png", new File(imagePath + "new_" + filename));
      newimg = ImageIO.read(new File(imagePath + "new_" + filename));
    } catch (IOException e) {
      System.out.println("ERROR WRITING IMAGE...\n" + e.toString());
      System.exit(1);
    }

    return newimg;
  }
Example #3
0
  /** The main method. */
  public static void main(String[] args)
      throws IOException, InterruptedException, Correlate.CorrelateException {
    // First parse the command line and test for various
    //  settings.
    if (!commandLine(args)) System.exit(-1);

    // Set the tile cache up on JAI
    TileCache tc = JAI.createTileCache(tileCacheSize);
    JAI jai = JAI.getDefaultInstance();
    jai.setTileCache(tc);

    /*
     * Create an input stream from the specified file name
     * to be used with the file decoding operator.
     */
    FileSeekableStream stream = null;
    try {
      stream = new FileSeekableStream(inputImageFilename);
    } catch (IOException e) {
      e.printStackTrace();
      System.exit(0);
    }

    /* Create an operator to decode the image file. */
    RenderedImage inputImage = JAI.create("stream", stream);

    ParameterBlock pb = new ParameterBlock();
    pb.addSource(inputImage);
    pb.add(new Float(10.0));
    pb.add(new Float(10.0));
    // Perform the color conversion.
    RenderedImage processedImage = JAI.create("Scale", pb, null);

    JAI.create("filestore", processedImage, outputImageFilename, encoder, null);
  }
Example #4
0
  public void getSavedLocations() {
    // System.out.println("inside getSavedLocations");				//CONSOLE * * * * * * * * * * * * *
    loc.clear(); // clear locations.  helps refresh the list when reprinting all the locations
    BufferedWriter f = null; // just in case file has not been created yet
    BufferedReader br = null;
    try {
      // attempt to open the locations file if it doesn't exist, create it
      f =
          new BufferedWriter(
              new FileWriter("savedLocations.txt", true)); // evaluated true if file does not exist
      br = new BufferedReader(new FileReader("savedLocations.txt"));

      String line; // each line is one index of the list
      loc.add("Saved Locations");
      // loop and read a line from the file as long as we don't get null
      while ((line = br.readLine()) != null)
        // add the read word to the wordList
        loc.add(line);
    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      try {
        // attempt the close the file

        br.close(); // close bufferedwriter
      } catch (IOException ex) {
        ex.printStackTrace();
      }
    }
  }
    public ByteBuffer run(Retriever retriever) {
      if (!retriever.getState().equals(Retriever.RETRIEVER_STATE_SUCCESSFUL)) return null;

      HTTPRetriever htr = (HTTPRetriever) retriever;
      if (htr.getResponseCode() == HttpURLConnection.HTTP_NO_CONTENT) {
        // Mark tile as missing to avoid excessive attempts
        MercatorTiledImageLayer.this.levels.markResourceAbsent(tile);
        return null;
      }

      if (htr.getResponseCode() != HttpURLConnection.HTTP_OK) return null;

      URLRetriever r = (URLRetriever) retriever;
      ByteBuffer buffer = r.getBuffer();

      String suffix = WWIO.makeSuffixForMimeType(htr.getContentType());
      if (suffix == null) {
        return null; // TODO: log error
      }

      String path = tile.getPath().substring(0, tile.getPath().lastIndexOf("."));
      path += suffix;

      final File outFile = WorldWind.getDataFileStore().newFile(path);
      if (outFile == null) return null;

      try {
        WWIO.saveBuffer(buffer, outFile);
        return buffer;
      } catch (IOException e) {
        e.printStackTrace(); // TODO: log error
        return null;
      }
    }
Example #6
0
  private <T> T scaleImageUsingAffineTransformation(final BufferedImage bufferedImage, T target) {
    BufferedImage destinationImage = generateDestinationImage();
    Graphics2D graphics2D = destinationImage.createGraphics();
    AffineTransform transformation =
        AffineTransform.getScaleInstance(
            ((double) getQualifiedWidth() / bufferedImage.getWidth()),
            ((double) getQualifiedHeight() / bufferedImage.getHeight()));
    graphics2D.drawRenderedImage(bufferedImage, transformation);
    graphics2D.addRenderingHints(retrieveRenderingHints());
    try {
      if (target instanceof File) {
        LOGGER.info(String.format(M_TARGET_TYPE_OF, "File"));
        ImageIO.write(destinationImage, imageType.toString(), (File) target);
      } else if (target instanceof ImageOutputStream) {
        LOGGER.info(String.format(M_TARGET_TYPE_OF, "ImageOutputStream"));
        ImageIO.write(destinationImage, imageType.toString(), (ImageOutputStream) target);
      } else if (target instanceof OutputStream) {
        LOGGER.info(String.format(M_TARGET_TYPE_OF, "OutputStream"));
        ImageIO.write(destinationImage, imageType.toString(), (OutputStream) target);
      } else {
        target = null;
      }
    } catch (IOException e) {
      e.printStackTrace();
    }

    return target;
  }
Example #7
0
 // Constructors and whatnot
 public NodeImage(String imagePath) {
   try {
     nodeImage = new ImageIcon(ImageIO.read(new File(imagePath)));
   } catch (IOException e) {
     e.printStackTrace();
   }
 }
  /**
   * Save onscreen image to file - suffix must be png, jpg, or gif.
   *
   * @param filename the name of the file with one of the required suffixes
   */
  public static void save(String filename) {
    File file = new File(filename);
    String suffix = filename.substring(filename.lastIndexOf('.') + 1);

    // png files
    if (suffix.toLowerCase().equals("png")) {
      try {
        ImageIO.write(onscreenImage, suffix, file);
      } catch (IOException e) {
        e.printStackTrace();
      }
    }

    // need to change from ARGB to RGB for jpeg
    // reference:
    // http://archives.java.sun.com/cgi-bin/wa?A2=ind0404&L=java2d-interest&D=0&P=2727
    else if (suffix.toLowerCase().equals("jpg")) {
      WritableRaster raster = onscreenImage.getRaster();
      WritableRaster newRaster;
      newRaster = raster.createWritableChild(0, 0, width, height, 0, 0, new int[] {0, 1, 2});
      DirectColorModel cm = (DirectColorModel) onscreenImage.getColorModel();
      DirectColorModel newCM =
          new DirectColorModel(
              cm.getPixelSize(), cm.getRedMask(), cm.getGreenMask(), cm.getBlueMask());
      BufferedImage rgbBuffer = new BufferedImage(newCM, newRaster, false, null);
      try {
        ImageIO.write(rgbBuffer, suffix, file);
      } catch (IOException e) {
        e.printStackTrace();
      }
    } else {
      System.out.println("Invalid image file type: " + suffix);
    }
  }
Example #9
0
  public void saveFrametoPNG(String filename) {
    final int frameWidth = _canvas.getWidth();
    final int frameHeight = _canvas.getHeight();
    final ByteBuffer pixelsRGB = Direct.newByteBuffer(frameWidth * frameHeight * 3);
    _canvas.runWithContext(
        new Runnable() {
          public void run() {
            // glPushAttrib(GL_PIXEL_MODE_BIT);
            glReadBuffer(GL_BACK);
            glPixelStorei(GL_PACK_ALIGNMENT, 1);
            glReadPixels(0, 0, frameWidth, frameHeight, GL_RGB, GL_UNSIGNED_BYTE, pixelsRGB);
            // glPopAttrib();
          }
        });
    int[] pixelInts = new int[frameWidth * frameHeight];
    int p = frameWidth * frameHeight * 3;
    int q; // Index into ByteBuffer
    int i = 0; // Index into target int[]
    int w3 = frameWidth * 3; // Number of bytes in each row
    for (int row = 0; row < frameHeight; row++) {
      p -= w3;
      q = p;
      for (int col = 0; col < frameWidth; col++) {
        int iR = pixelsRGB.get(q++);
        int iG = pixelsRGB.get(q++);
        int iB = pixelsRGB.get(q++);
        pixelInts[i++] =
            0xFF000000 | ((iR & 0x000000FF) << 16) | ((iG & 0x000000FF) << 8) | (iB & 0x000000FF);
      }
    }

    // Create a new BufferedImage from the pixeldata.
    BufferedImage bufferedImage =
        new BufferedImage(frameWidth, frameHeight, BufferedImage.TYPE_INT_ARGB);
    bufferedImage.setRGB(0, 0, frameWidth, frameHeight, pixelInts, 0, frameWidth);

    try {
      javax.imageio.ImageIO.write(bufferedImage, "PNG", new File(filename));
    } catch (IOException e) {
      System.out.println("Error: ImageIO.write.");
      e.printStackTrace();
    }

    /* End code taken from: http://www.felixgers.de/teaching/jogl/imagingProg.html */

    /*
     final BufferedImage image = new BufferedImage(
     this.getWidth(), this.getHeight(), BufferedImage.TYPE_INT_ARGB);
     Graphics gr = image.getGraphics();
     this.printAll(gr);
     gr.dispose();
    try {
    	ImageIO.write(image, "PNG", new File(filename));
      } catch (IOException e) {
           System.out.println( "Error: ImageIO.write." );
           e.printStackTrace();
      }
    */
  }
Example #10
0
 /**
  * Construct a <code>DCRaw</code> object.
  *
  * @param fileName The full path of the raw image file.
  */
 private DCRaw(String fileName) {
   m_fileName = fileName;
   try {
     runDCRawInfo(false);
   } catch (IOException e) {
     e.printStackTrace();
   }
 }
    Sidebar() {
      super(BoxLayout.Y_AXIS);

      try {
        back =
            ImageIO.read(
                ClassLoader.getSystemClassLoader()
                    .getResource("org/madeirahs/editor/ui/help_sidebar.png"));
        scaleImage();
        setPreferredSize(new Dimension(back.getWidth(), back.getHeight()));
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
 private byte[] getBytes(short[] array) {
   try {
     ByteArrayOutputStream bytestream = new ByteArrayOutputStream();
     DataOutputStream datastream = new DataOutputStream(bytestream);
     for (short n : array) {
       datastream.writeShort(n);
     }
     datastream.flush();
     return bytestream.toByteArray();
   } catch (IOException ioe) {
     Logging.logger().finest(ioe.getMessage());
   }
   return null;
 }
  private void renderInfo() {
    if (sel.rsc == null) {
      try {
        infoView.setPage(BLANK_PAGE);
      } catch (IOException e) {
        e.printStackTrace();
      }
      return;
    }

    try {
      infoView.setPage(sel.rsc);
    } catch (IOException e) {
      e.printStackTrace();
    }
  }
    public void run() {
      final FileStream file = GlobalFileSystem.getFile(texturePath);
      if (file.exists() == false) {
        Logger.println("Failed to create Texture: " + texturePath, Logger.Verbosity.NORMAL);
        return;
      }

      try {
        final DesktopByteIn in = (DesktopByteIn) file.getByteInStream();
        final InputStream stream = in.getInputStream();
        final BufferedImage image = ImageIO.read(stream);
        in.close();

        synchronized (toBind) {
          // We don't want to bind the BufferedImage now
          // as that will take control of the OpenGL context.
          toBind.add(new Tuple<String, BufferedImage>(texturePath, image));
        }
      } catch (IOException ex) {
        ex.printStackTrace();
      }
    }
    private static MalletTexture.Meta createMeta(final String _path, final InputStream _stream) {
      try (final ImageInputStream in = ImageIO.createImageInputStream(_stream)) {
        final Iterator<ImageReader> readers = ImageIO.getImageReaders(in);
        if (readers.hasNext()) {
          final ImageReader reader = readers.next();
          try {
            reader.setInput(in);
            // Add additional Meta information to MalletTexture as
            // and when it becomes needed. It shouldn't hold too much (RGB, RGBA, Mono, endinese,
            // 32, 24-bit, etc)
            // data as a game-developer shouldn't need detailed information.
            return new MalletTexture.Meta(_path, reader.getHeight(0), reader.getWidth(0));
          } finally {
            reader.dispose();
          }
        }
      } catch (IOException ex) {
        ex.printStackTrace();
      }

      return null;
    }
Example #16
0
  protected void getDimensionsFromLogFile(BufferedReader reader, PicText text) {
    if (reader == null) {
      return;
    }
    String line = ""; // il rale si j'initialise pas ...
    boolean finished = false;
    while (!finished) {
      try {
        line = reader.readLine();
      } catch (IOException ioex) {
        ioex.printStackTrace();
        return;
      }
      if (line == null) {
        System.out.println("Size of text not found in log file...");
        return;
      }

      System.out.println(line);
      Matcher matcher = LogFilePattern.matcher(line);

      if (line != null && matcher.find()) {
        System.out.println("FOUND :" + line);
        finished = true;
        try {
          text.setDimensions(
              0.3515 * Double.parseDouble(matcher.group(1)), // height, pt->mm (1pt=0.3515 mm)
              0.3515 * Double.parseDouble(matcher.group(2)), // width
              0.3515 * Double.parseDouble(matcher.group(3))); // depth
          areDimensionsComputed = true;
        } catch (NumberFormatException e) {
          System.out.println("Logfile number format problem: $line" + e.getMessage());
        } catch (IndexOutOfBoundsException e) {
          System.out.println("Logfile regexp problem: $line" + e.getMessage());
        }
      }
    }
    return;
  }
  // Takes a PImage and compresses it into a JPEG byte stream
  // Adapted from Dan Shiffman's UDP Sender code
  public byte[] compressImage(PImage img) {
    // We need a buffered image to do the JPG encoding
    BufferedImage bimg = new BufferedImage(img.width, img.height, BufferedImage.TYPE_INT_RGB);

    img.loadPixels();
    bimg.setRGB(0, 0, img.width, img.height, img.pixels, 0, img.width);

    // Need these output streams to get image as bytes for UDP communication
    ByteArrayOutputStream baStream = new ByteArrayOutputStream();
    BufferedOutputStream bos = new BufferedOutputStream(baStream);

    // Turn the BufferedImage into a JPG and put it in the BufferedOutputStream
    // Requires try/catch
    try {
      ImageIO.write(bimg, "jpg", bos);
    } catch (IOException e) {
      e.printStackTrace();
    }

    // Get the byte array, which we will send out via UDP!
    return baStream.toByteArray();
  }
 private void writeToFile(File selectedFile, ImageWriterSpiFileFilter ff) {
   try {
     ImageOutputStream ios = ImageIO.createImageOutputStream(selectedFile);
     ImageWriter iw = ff.getImageWriterSpi().createWriterInstance();
     iw.setOutput(ios);
     ImageWriteParam iwp = iw.getDefaultWriteParam();
     if (iwp.canWriteCompressed()) {
       iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
       // set maximum image quality
       iwp.setCompressionQuality(1.f);
     }
     Image image = viewerPanel.getImage();
     BufferedImage bufferedImage;
     if (viewerPanel.getImage() instanceof BufferedImage)
       bufferedImage = (BufferedImage) viewerPanel.getImage();
     else {
       bufferedImage =
           new BufferedImage(
               image.getWidth(null), image.getHeight(null), BufferedImage.TYPE_INT_RGB);
       bufferedImage.createGraphics().drawImage(image, 0, 0, null);
     }
     iw.write(null, new IIOImage(bufferedImage, null, null), iwp);
     iw.dispose();
     ios.close();
   } catch (IOException ioe) {
     JOptionPane.showMessageDialog(
         viewerPanel,
         messagesBundle.getString(
             "ImageViewerPanelSaveAction." + "Error_during_image_saving_message_7"),
         //$NON-NLS-1$
         messagesBundle.getString("ImageViewerPanelSaveAction." + "Error_dialog_title_8"),
         //$NON-NLS-1$
         JOptionPane.ERROR_MESSAGE);
     ioe.printStackTrace();
   }
 }
  // Constructor connection receiving a socket number
  public ClientGUI(String host, int port, int udpPort) {

    super("Clash of Clans");
    defaultPort = port;
    defaultUDPPort = udpPort;
    defaultHost = host;

    // the server name and the port number
    JPanel serverAndPort = new JPanel(new GridLayout(1, 5, 1, 3));
    tfServer = new JTextField(host);
    tfPort = new JTextField("" + port);
    tfPort.setHorizontalAlignment(SwingConstants.RIGHT);

    // CHAT COMPONENTS
    chatStatus = new JLabel("Please login first", SwingConstants.LEFT);
    chatField = new JTextField(18);
    chatField.setBackground(Color.WHITE);

    JPanel chatControls = new JPanel();
    chatControls.add(chatStatus);
    chatControls.add(chatField);
    chatControls.setBounds(0, 0, 200, 50);

    chatArea = new JTextArea("Welcome to the Chat room\n", 80, 80);
    chatArea.setEditable(false);
    JScrollPane jsp = new JScrollPane(chatArea);
    jsp.setBounds(0, 50, 200, 550);

    JPanel chatPanel = new JPanel(null);
    chatPanel.setSize(1000, 600);
    chatPanel.add(chatControls);
    chatPanel.add(jsp);

    // LOGIN COMPONENTS
    mainLogin = new MainPanel();
    mainLogin.add(new JLabel("Main Login"));

    usernameField = new JTextField("user", 15);
    passwordField = new JTextField("password", 15);
    login = new CButton("Login");
    login.addActionListener(this);

    sideLogin = new SidePanel(new FlowLayout(FlowLayout.LEFT));
    sideLogin.add(usernameField);
    sideLogin.add(passwordField);
    sideLogin.add(login);

    // MAIN MENU COMPONENTS
    mainMenu = new MainPanel();
    mmLabel = new JLabel("Main Menu");
    timer = new javax.swing.Timer(1000, this);
    mainMenu.add(mmLabel);

    sideMenu = new SidePanel(new FlowLayout(FlowLayout.LEFT));
    cmButton = new CButton("Customize Map");
    tmButton = new CButton("Troop Movement");
    gsButton = new CButton("Game Start");
    logout = new CButton("Logout");
    cmButton.addActionListener(this);
    tmButton.addActionListener(this);
    gsButton.addActionListener(this);
    logout.addActionListener(this);
    sideMenu.add(cmButton);
    // sideMenu.add(tmButton);
    sideMenu.add(gsButton);
    sideMenu.add(logout);

    // CM COMPONENTS
    mainCM = new MainPanel(new GridLayout(mapSize, mapSize));
    tiles = new Tile[mapSize][mapSize];
    int tileSize = mainCM.getWidth() / mapSize;
    for (int i = 0; i < mapSize; i++) {
      tiles[i] = new Tile[mapSize];
      for (int j = 0; j < mapSize; j++) {
        tiles[i][j] = new Tile(i, j);
        tiles[i][j].setPreferredSize(new Dimension(tileSize, tileSize));
        tiles[i][j].setSize(tileSize, tileSize);
        tiles[i][j].addActionListener(this);

        if ((i + j) % 2 == 0) tiles[i][j].setBackground(new Color(102, 255, 51));
        else tiles[i][j].setBackground(new Color(51, 204, 51));

        mainCM.add(tiles[i][j]);
      }
    }

    sideCM = new SidePanel(new FlowLayout(FlowLayout.LEFT));
    cmBack = new CButton("Main Menu");
    cmBack.setSize(150, 30);
    cmBack.setPreferredSize(new Dimension(150, 30));
    cmBack.addActionListener(this);
    sideCM.add(cmBack);

    // TM COMPONENTS
    mainTM = new MainPanel(null);
    mapTM = new Map(600);
    mapTM.setPreferredSize(new Dimension(600, 600));
    mapTM.setSize(600, 600);
    mapTM.setBounds(0, 0, 600, 600);
    mainTM.add(mapTM);

    sideTM = new SidePanel(new FlowLayout(FlowLayout.LEFT));
    tmBack = new CButton("Main Menu");
    tmBack.setSize(150, 30);
    tmBack.setPreferredSize(new Dimension(150, 30));
    tmBack.addActionListener(this);
    sideTM.add(tmBack);

    JRadioButton button;
    ButtonGroup group;

    ub = new ArrayList<JRadioButton>();
    group = new ButtonGroup();

    button = new JRadioButton("Barbarian");
    button.addActionListener(this);
    ub.add(button);
    sideTM.add(button);
    group.add(button);

    button = new JRadioButton("Archer");
    button.addActionListener(this);
    ub.add(button);
    sideTM.add(button);
    group.add(button);

    createBuildings();
    bb = new ArrayList<JRadioButton>();

    group = new ButtonGroup();

    JRadioButton removeButton = new JRadioButton("Remove Building");
    bb.add(removeButton);
    sideCM.add(removeButton);
    group.add(removeButton);

    for (int i = 0; i < bList.size(); i++) {
      button = new JRadioButton(bList.get(i).getName() + '-' + bList.get(i).getQuantity());
      bb.add(button);
      sideCM.add(button);
      group.add(button);
    }

    mainPanels = new MainPanel(new CardLayout());
    mainPanels.add(mainLogin, "Login");
    mainPanels.add(mainMenu, "Menu");
    mainPanels.add(mainCM, "CM");
    mainPanels.add(mainTM, "TM");

    sidePanels = new SidePanel(new CardLayout());
    sidePanels.add(sideLogin, "Login");
    sidePanels.add(sideMenu, "Menu");
    sidePanels.add(sideCM, "CM");
    sidePanels.add(sideTM, "TM");

    JPanel mainPanel = new JPanel(null);
    mainPanel.setSize(1000, 600);
    mainPanel.add(sidePanels);
    mainPanel.add(mainPanels);
    mainPanel.add(chatPanel);

    add(mainPanel, BorderLayout.CENTER);

    try {
      setIconImage(ImageIO.read(new File("images/logo.png")));
    } catch (IOException exc) {
      exc.printStackTrace();
    }

    setDefaultCloseOperation(EXIT_ON_CLOSE);
    setSize(1000, 600);
    setVisible(true);
    setResizable(false);
    chatField.requestFocus();
  }
Example #20
0
  // Thread's run method aimed at creating a bitmap asynchronously
  public void run() {
    Drawing drawing = new Drawing();
    PicText rawPicText = new PicText();
    String s = ((PicText) element).getText();
    rawPicText.setText(s);
    drawing.add(
        rawPicText); // bug fix: we must add a CLONE of the PicText, otherwise it loses it former
                     // parent... (then pb with the view )
    drawing.setNotparsedCommands(
        "\\newlength{\\jpicwidth}\\settowidth{\\jpicwidth}{"
            + s
            + "}"
            + CR_LF
            + "\\newlength{\\jpicheight}\\settoheight{\\jpicheight}{"
            + s
            + "}"
            + CR_LF
            + "\\newlength{\\jpicdepth}\\settodepth{\\jpicdepth}{"
            + s
            + "}"
            + CR_LF
            + "\\typeout{JPICEDT INFO: \\the\\jpicwidth, \\the\\jpicheight,  \\the\\jpicdepth }"
            + CR_LF);
    RunExternalCommand.Command commandToRun = RunExternalCommand.Command.BITMAP_CREATION;
    // RunExternalCommand command = new RunExternalCommand(drawing, contentType,commandToRun);
    boolean isWriteTmpTeXfile = true;
    String bitmapExt = "png"; // [pending] preferences
    String cmdLine =
        "{i}/unix/tetex/create_bitmap.sh {p} {f} "
            + bitmapExt
            + " "
            + fileDPI; // [pending] preferences
    ContentType contentType = getContainer().getContentType();
    RunExternalCommand.isGUI = false; // System.out, no dialog box // [pending] debug
    RunExternalCommand command =
        new RunExternalCommand(drawing, contentType, cmdLine, isWriteTmpTeXfile);
    command
        .run(); // synchronous in an async. thread => it's ok (anyway, we must way until the LaTeX
                // process has completed)

    if (wantToComputeLatexDimensions) {
      // load size of text:
      try {
        File logFile = new File(command.getTmpPath(), command.getTmpFilePrefix() + ".log");
        BufferedReader reader = null;
        try {
          reader = new BufferedReader(new FileReader(logFile));
        } catch (FileNotFoundException fnfe) {
          System.out.println("Cannot find log file! " + fnfe.getMessage());
          System.out.println(logFile);
        } catch (IOException ioex) {
          System.out.println("Log file IO exception");
          ioex.printStackTrace();
        } // utile ?
        System.out.println("Log file created! file=" + logFile);
        getDimensionsFromLogFile(reader, (PicText) element);
        syncStringLocation(); // update dimensions
        syncBounds();
        syncFrame();
        SwingUtilities.invokeLater(
            new Thread() {
              public void run() {
                repaint(null);
              }
            });
        // repaint(null); // now that dimensions are available, we force a repaint() [pending]
        // smart-repaint ?
      } catch (Exception e) {
        e.printStackTrace();
      }
    }

    if (wantToGetBitMap) {
      // load image:
      try {
        File bitmapFile =
            new File(command.getTmpPath(), command.getTmpFilePrefix() + "." + bitmapExt);
        this.image = ImageIO.read(bitmapFile);
        System.out.println(
            "Bitmap created! file="
                + bitmapFile
                + ", width="
                + image.getWidth()
                + "pixels, height="
                + image.getHeight()
                + "pixels");
        if (image == null) return;
        syncStringLocation(); // sets strx, stry, and dimensions of text
        syncBounds();
        // update the AffineTransform that will be applied to the bitmap before displaying on screen
        PicText te = (PicText) element;
        text2ModelTr.setToIdentity(); // reset
        PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
        text2ModelTr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
        text2ModelTr.translate(te.getLeftX(), te.getTopY());
        text2ModelTr.scale(
            te.getWidth() / image.getWidth(),
            -(te.getHeight() + te.getDepth()) / image.getHeight());
        // [pending]  should do something special to avoid dividing by 0 or setting a rescaling
        // factor to 0 [non invertible matrix] (java will throw an exception)
        syncFrame();
        SwingUtilities.invokeLater(
            new Thread() {
              public void run() {
                repaint(null);
              }
            });
        // repaint(null); // now that bitmap is available, we force a repaint() [pending]
        // smart-repaint ?
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
  }
  public void build_bricks() {

    ImagePlus imp;
    ImagePlus orgimp;
    ImageStack stack;
    FileInfo finfo;

    if (lvImgTitle.isEmpty()) return;
    orgimp = WindowManager.getImage(lvImgTitle.get(0));
    imp = orgimp;

    finfo = imp.getFileInfo();
    if (finfo == null) return;

    int[] dims = imp.getDimensions();
    int imageW = dims[0];
    int imageH = dims[1];
    int nCh = dims[2];
    int imageD = dims[3];
    int nFrame = dims[4];
    int bdepth = imp.getBitDepth();
    double xspc = finfo.pixelWidth;
    double yspc = finfo.pixelHeight;
    double zspc = finfo.pixelDepth;
    double z_aspect = Math.max(xspc, yspc) / zspc;

    int orgW = imageW;
    int orgH = imageH;
    int orgD = imageD;
    double orgxspc = xspc;
    double orgyspc = yspc;
    double orgzspc = zspc;

    lv = lvImgTitle.size();
    if (filetype == "JPEG") {
      for (int l = 0; l < lv; l++) {
        if (WindowManager.getImage(lvImgTitle.get(l)).getBitDepth() != 8) {
          IJ.error("A SOURCE IMAGE MUST BE 8BIT GLAYSCALE");
          return;
        }
      }
    }

    // calculate levels
    /*		int baseXY = 256;
    		int baseZ = 256;

    		if (z_aspect < 0.5) baseZ = 128;
    		if (z_aspect > 2.0) baseXY = 128;
    		if (z_aspect >= 0.5 && z_aspect < 1.0) baseZ = (int)(baseZ*z_aspect);
    		if (z_aspect > 1.0 && z_aspect <= 2.0) baseXY = (int)(baseXY/z_aspect);

    		IJ.log("Z_aspect: " + z_aspect);
    		IJ.log("BaseXY: " + baseXY);
    		IJ.log("BaseZ: " + baseZ);
    */

    int baseXY = 256;
    int baseZ = 128;
    int dbXY = Math.max(orgW, orgH) / baseXY;
    if (Math.max(orgW, orgH) % baseXY > 0) dbXY *= 2;
    int dbZ = orgD / baseZ;
    if (orgD % baseZ > 0) dbZ *= 2;
    lv = Math.max(log2(dbXY), log2(dbZ)) + 1;

    int ww = orgW;
    int hh = orgH;
    int dd = orgD;
    for (int l = 0; l < lv; l++) {
      int bwnum = ww / baseXY;
      if (ww % baseXY > 0) bwnum++;
      int bhnum = hh / baseXY;
      if (hh % baseXY > 0) bhnum++;
      int bdnum = dd / baseZ;
      if (dd % baseZ > 0) bdnum++;

      if (bwnum % 2 == 0) bwnum++;
      if (bhnum % 2 == 0) bhnum++;
      if (bdnum % 2 == 0) bdnum++;

      int bw = (bwnum <= 1) ? ww : ww / bwnum + 1 + (ww % bwnum > 0 ? 1 : 0);
      int bh = (bhnum <= 1) ? hh : hh / bhnum + 1 + (hh % bhnum > 0 ? 1 : 0);
      int bd = (bdnum <= 1) ? dd : dd / bdnum + 1 + (dd % bdnum > 0 ? 1 : 0);

      bwlist.add(bw);
      bhlist.add(bh);
      bdlist.add(bd);

      IJ.log("LEVEL: " + l);
      IJ.log("  width: " + ww);
      IJ.log("  hight: " + hh);
      IJ.log("  depth: " + dd);
      IJ.log("  bw: " + bw);
      IJ.log("  bh: " + bh);
      IJ.log("  bd: " + bd);

      int xyl2 = Math.max(ww, hh) / baseXY;
      if (Math.max(ww, hh) % baseXY > 0) xyl2 *= 2;
      if (lv - 1 - log2(xyl2) <= l) {
        ww /= 2;
        hh /= 2;
      }
      IJ.log("  xyl2: " + (lv - 1 - log2(xyl2)));

      int zl2 = dd / baseZ;
      if (dd % baseZ > 0) zl2 *= 2;
      if (lv - 1 - log2(zl2) <= l) dd /= 2;
      IJ.log("  zl2: " + (lv - 1 - log2(zl2)));

      if (l < lv - 1) {
        lvImgTitle.add(lvImgTitle.get(0) + "_level" + (l + 1));
        IJ.selectWindow(lvImgTitle.get(0));
        IJ.run(
            "Scale...",
            "x=- y=- z=- width="
                + ww
                + " height="
                + hh
                + " depth="
                + dd
                + " interpolation=Bicubic average process create title="
                + lvImgTitle.get(l + 1));
      }
    }

    for (int l = 0; l < lv; l++) {
      IJ.log(lvImgTitle.get(l));
    }

    Document doc = newXMLDocument();
    Element root = doc.createElement("BRK");
    root.setAttribute("version", "1.0");
    root.setAttribute("nLevel", String.valueOf(lv));
    root.setAttribute("nChannel", String.valueOf(nCh));
    root.setAttribute("nFrame", String.valueOf(nFrame));
    doc.appendChild(root);

    for (int l = 0; l < lv; l++) {
      IJ.showProgress(0.0);

      int[] dims2 = imp.getDimensions();
      IJ.log(
          "W: "
              + String.valueOf(dims2[0])
              + " H: "
              + String.valueOf(dims2[1])
              + " C: "
              + String.valueOf(dims2[2])
              + " D: "
              + String.valueOf(dims2[3])
              + " T: "
              + String.valueOf(dims2[4])
              + " b: "
              + String.valueOf(bdepth));

      bw = bwlist.get(l).intValue();
      bh = bhlist.get(l).intValue();
      bd = bdlist.get(l).intValue();

      boolean force_pow2 = false;
      /*			if(IsPowerOf2(bw) && IsPowerOf2(bh) && IsPowerOf2(bd)) force_pow2 = true;

      			if(force_pow2){
      				//force pow2
      				if(Pow2(bw) > bw) bw = Pow2(bw)/2;
      				if(Pow2(bh) > bh) bh = Pow2(bh)/2;
      				if(Pow2(bd) > bd) bd = Pow2(bd)/2;
      			}

      			if(bw > imageW) bw = (Pow2(imageW) == imageW) ? imageW : Pow2(imageW)/2;
      			if(bh > imageH) bh = (Pow2(imageH) == imageH) ? imageH : Pow2(imageH)/2;
      			if(bd > imageD) bd = (Pow2(imageD) == imageD) ? imageD : Pow2(imageD)/2;

      */
      if (bw > imageW) bw = imageW;
      if (bh > imageH) bh = imageH;
      if (bd > imageD) bd = imageD;

      if (bw <= 1 || bh <= 1 || bd <= 1) break;

      if (filetype == "JPEG" && (bw < 8 || bh < 8)) break;

      Element lvnode = doc.createElement("Level");
      lvnode.setAttribute("lv", String.valueOf(l));
      lvnode.setAttribute("imageW", String.valueOf(imageW));
      lvnode.setAttribute("imageH", String.valueOf(imageH));
      lvnode.setAttribute("imageD", String.valueOf(imageD));
      lvnode.setAttribute("xspc", String.valueOf(xspc));
      lvnode.setAttribute("yspc", String.valueOf(yspc));
      lvnode.setAttribute("zspc", String.valueOf(zspc));
      lvnode.setAttribute("bitDepth", String.valueOf(bdepth));
      root.appendChild(lvnode);

      Element brksnode = doc.createElement("Bricks");
      brksnode.setAttribute("brick_baseW", String.valueOf(bw));
      brksnode.setAttribute("brick_baseH", String.valueOf(bh));
      brksnode.setAttribute("brick_baseD", String.valueOf(bd));
      lvnode.appendChild(brksnode);

      ArrayList<Brick> bricks = new ArrayList<Brick>();
      int mw, mh, md, mw2, mh2, md2;
      double tx0, ty0, tz0, tx1, ty1, tz1;
      double bx0, by0, bz0, bx1, by1, bz1;
      for (int k = 0; k < imageD; k += bd) {
        if (k > 0) k--;
        for (int j = 0; j < imageH; j += bh) {
          if (j > 0) j--;
          for (int i = 0; i < imageW; i += bw) {
            if (i > 0) i--;
            mw = Math.min(bw, imageW - i);
            mh = Math.min(bh, imageH - j);
            md = Math.min(bd, imageD - k);

            if (force_pow2) {
              mw2 = Pow2(mw);
              mh2 = Pow2(mh);
              md2 = Pow2(md);
            } else {
              mw2 = mw;
              mh2 = mh;
              md2 = md;
            }

            if (filetype == "JPEG") {
              if (mw2 < 8) mw2 = 8;
              if (mh2 < 8) mh2 = 8;
            }

            tx0 = i == 0 ? 0.0d : ((mw2 - mw + 0.5d) / mw2);
            ty0 = j == 0 ? 0.0d : ((mh2 - mh + 0.5d) / mh2);
            tz0 = k == 0 ? 0.0d : ((md2 - md + 0.5d) / md2);

            tx1 = 1.0d - 0.5d / mw2;
            if (mw < bw) tx1 = 1.0d;
            if (imageW - i == bw) tx1 = 1.0d;

            ty1 = 1.0d - 0.5d / mh2;
            if (mh < bh) ty1 = 1.0d;
            if (imageH - j == bh) ty1 = 1.0d;

            tz1 = 1.0d - 0.5d / md2;
            if (md < bd) tz1 = 1.0d;
            if (imageD - k == bd) tz1 = 1.0d;

            bx0 = i == 0 ? 0.0d : (i + 0.5d) / (double) imageW;
            by0 = j == 0 ? 0.0d : (j + 0.5d) / (double) imageH;
            bz0 = k == 0 ? 0.0d : (k + 0.5d) / (double) imageD;

            bx1 = Math.min((i + bw - 0.5d) / (double) imageW, 1.0d);
            if (imageW - i == bw) bx1 = 1.0d;

            by1 = Math.min((j + bh - 0.5d) / (double) imageH, 1.0d);
            if (imageH - j == bh) by1 = 1.0d;

            bz1 = Math.min((k + bd - 0.5d) / (double) imageD, 1.0d);
            if (imageD - k == bd) bz1 = 1.0d;

            int x, y, z;
            x = i - (mw2 - mw);
            y = j - (mh2 - mh);
            z = k - (md2 - md);
            bricks.add(
                new Brick(
                    x, y, z, mw2, mh2, md2, 0, 0, tx0, ty0, tz0, tx1, ty1, tz1, bx0, by0, bz0, bx1,
                    by1, bz1));
          }
        }
      }

      Element fsnode = doc.createElement("Files");
      lvnode.appendChild(fsnode);

      stack = imp.getStack();

      int totalbricknum = nFrame * nCh * bricks.size();
      int curbricknum = 0;
      for (int f = 0; f < nFrame; f++) {
        for (int ch = 0; ch < nCh; ch++) {
          int sizelimit = bdsizelimit * 1024 * 1024;
          int bytecount = 0;
          int filecount = 0;
          int pd_bufsize = Math.max(sizelimit, bw * bh * bd * bdepth / 8);
          byte[] packed_data = new byte[pd_bufsize];
          String base_dataname =
              basename
                  + "_Lv"
                  + String.valueOf(l)
                  + "_Ch"
                  + String.valueOf(ch)
                  + "_Fr"
                  + String.valueOf(f);
          String current_dataname = base_dataname + "_data" + filecount;

          Brick b_first = bricks.get(0);
          if (b_first.z_ != 0) IJ.log("warning");
          int st_z = b_first.z_;
          int ed_z = b_first.z_ + b_first.d_;
          LinkedList<ImageProcessor> iplist = new LinkedList<ImageProcessor>();
          for (int s = st_z; s < ed_z; s++)
            iplist.add(stack.getProcessor(imp.getStackIndex(ch + 1, s + 1, f + 1)));

          //					ImagePlus test;
          //					ImageStack tsst;
          //					test = NewImage.createByteImage("test", imageW, imageH, imageD,
          // NewImage.FILL_BLACK);
          //					tsst = test.getStack();
          for (int i = 0; i < bricks.size(); i++) {
            Brick b = bricks.get(i);

            if (ed_z > b.z_ || st_z < b.z_ + b.d_) {
              if (b.z_ > st_z) {
                for (int s = 0; s < b.z_ - st_z; s++) iplist.pollFirst();
                st_z = b.z_;
              } else if (b.z_ < st_z) {
                IJ.log("warning");
                for (int s = st_z - 1; s > b.z_; s--)
                  iplist.addFirst(stack.getProcessor(imp.getStackIndex(ch + 1, s + 1, f + 1)));
                st_z = b.z_;
              }

              if (b.z_ + b.d_ > ed_z) {
                for (int s = ed_z; s < b.z_ + b.d_; s++)
                  iplist.add(stack.getProcessor(imp.getStackIndex(ch + 1, s + 1, f + 1)));
                ed_z = b.z_ + b.d_;
              } else if (b.z_ + b.d_ < ed_z) {
                IJ.log("warning");
                for (int s = 0; s < ed_z - (b.z_ + b.d_); s++) iplist.pollLast();
                ed_z = b.z_ + b.d_;
              }
            } else {
              IJ.log("warning");
              iplist.clear();
              st_z = b.z_;
              ed_z = b.z_ + b.d_;
              for (int s = st_z; s < ed_z; s++)
                iplist.add(stack.getProcessor(imp.getStackIndex(ch + 1, s + 1, f + 1)));
            }

            if (iplist.size() != b.d_) {
              IJ.log("Stack Error");
              return;
            }

            //						int zz = st_z;

            int bsize = 0;
            byte[] bdata = new byte[b.w_ * b.h_ * b.d_ * bdepth / 8];
            Iterator<ImageProcessor> ipite = iplist.iterator();
            while (ipite.hasNext()) {

              //							ImageProcessor tsip = tsst.getProcessor(zz+1);

              ImageProcessor ip = ipite.next();
              ip.setRoi(b.x_, b.y_, b.w_, b.h_);
              if (bdepth == 8) {
                byte[] data = (byte[]) ip.crop().getPixels();
                System.arraycopy(data, 0, bdata, bsize, data.length);
                bsize += data.length;
              } else if (bdepth == 16) {
                ByteBuffer buffer = ByteBuffer.allocate(b.w_ * b.h_ * bdepth / 8);
                buffer.order(ByteOrder.LITTLE_ENDIAN);
                short[] data = (short[]) ip.crop().getPixels();
                for (short e : data) buffer.putShort(e);
                System.arraycopy(buffer.array(), 0, bdata, bsize, buffer.array().length);
                bsize += buffer.array().length;
              } else if (bdepth == 32) {
                ByteBuffer buffer = ByteBuffer.allocate(b.w_ * b.h_ * bdepth / 8);
                buffer.order(ByteOrder.LITTLE_ENDIAN);
                float[] data = (float[]) ip.crop().getPixels();
                for (float e : data) buffer.putFloat(e);
                System.arraycopy(buffer.array(), 0, bdata, bsize, buffer.array().length);
                bsize += buffer.array().length;
              }
            }

            String filename =
                basename
                    + "_Lv"
                    + String.valueOf(l)
                    + "_Ch"
                    + String.valueOf(ch)
                    + "_Fr"
                    + String.valueOf(f)
                    + "_ID"
                    + String.valueOf(i);

            int offset = bytecount;
            int datasize = bdata.length;

            if (filetype == "RAW") {
              int dummy = -1;
              // do nothing
            }
            if (filetype == "JPEG" && bdepth == 8) {
              try {
                DataBufferByte db = new DataBufferByte(bdata, datasize);
                Raster raster = Raster.createPackedRaster(db, b.w_, b.h_ * b.d_, 8, null);
                BufferedImage img =
                    new BufferedImage(b.w_, b.h_ * b.d_, BufferedImage.TYPE_BYTE_GRAY);
                img.setData(raster);
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
                String format = "jpg";
                Iterator<javax.imageio.ImageWriter> iter =
                    ImageIO.getImageWritersByFormatName("jpeg");
                javax.imageio.ImageWriter writer = iter.next();
                ImageWriteParam iwp = writer.getDefaultWriteParam();
                iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
                iwp.setCompressionQuality((float) jpeg_quality * 0.01f);
                writer.setOutput(ios);
                writer.write(null, new IIOImage(img, null, null), iwp);
                // ImageIO.write(img, format, baos);
                bdata = baos.toByteArray();
                datasize = bdata.length;
              } catch (IOException e) {
                e.printStackTrace();
                return;
              }
            }
            if (filetype == "ZLIB") {
              byte[] tmpdata = new byte[b.w_ * b.h_ * b.d_ * bdepth / 8];
              Deflater compresser = new Deflater();
              compresser.setInput(bdata);
              compresser.setLevel(Deflater.DEFAULT_COMPRESSION);
              compresser.setStrategy(Deflater.DEFAULT_STRATEGY);
              compresser.finish();
              datasize = compresser.deflate(tmpdata);
              bdata = tmpdata;
              compresser.end();
            }

            if (bytecount + datasize > sizelimit && bytecount > 0) {
              BufferedOutputStream fis = null;
              try {
                File file = new File(directory + current_dataname);
                fis = new BufferedOutputStream(new FileOutputStream(file));
                fis.write(packed_data, 0, bytecount);
              } catch (IOException e) {
                e.printStackTrace();
                return;
              } finally {
                try {
                  if (fis != null) fis.close();
                } catch (IOException e) {
                  e.printStackTrace();
                  return;
                }
              }
              filecount++;
              current_dataname = base_dataname + "_data" + filecount;
              bytecount = 0;
              offset = 0;
              System.arraycopy(bdata, 0, packed_data, bytecount, datasize);
              bytecount += datasize;
            } else {
              System.arraycopy(bdata, 0, packed_data, bytecount, datasize);
              bytecount += datasize;
            }

            Element filenode = doc.createElement("File");
            filenode.setAttribute("filename", current_dataname);
            filenode.setAttribute("channel", String.valueOf(ch));
            filenode.setAttribute("frame", String.valueOf(f));
            filenode.setAttribute("brickID", String.valueOf(i));
            filenode.setAttribute("offset", String.valueOf(offset));
            filenode.setAttribute("datasize", String.valueOf(datasize));
            filenode.setAttribute("filetype", String.valueOf(filetype));

            fsnode.appendChild(filenode);

            curbricknum++;
            IJ.showProgress((double) (curbricknum) / (double) (totalbricknum));
          }
          if (bytecount > 0) {
            BufferedOutputStream fis = null;
            try {
              File file = new File(directory + current_dataname);
              fis = new BufferedOutputStream(new FileOutputStream(file));
              fis.write(packed_data, 0, bytecount);
            } catch (IOException e) {
              e.printStackTrace();
              return;
            } finally {
              try {
                if (fis != null) fis.close();
              } catch (IOException e) {
                e.printStackTrace();
                return;
              }
            }
          }
        }
      }

      for (int i = 0; i < bricks.size(); i++) {
        Brick b = bricks.get(i);
        Element bricknode = doc.createElement("Brick");
        bricknode.setAttribute("id", String.valueOf(i));
        bricknode.setAttribute("st_x", String.valueOf(b.x_));
        bricknode.setAttribute("st_y", String.valueOf(b.y_));
        bricknode.setAttribute("st_z", String.valueOf(b.z_));
        bricknode.setAttribute("width", String.valueOf(b.w_));
        bricknode.setAttribute("height", String.valueOf(b.h_));
        bricknode.setAttribute("depth", String.valueOf(b.d_));
        brksnode.appendChild(bricknode);

        Element tboxnode = doc.createElement("tbox");
        tboxnode.setAttribute("x0", String.valueOf(b.tx0_));
        tboxnode.setAttribute("y0", String.valueOf(b.ty0_));
        tboxnode.setAttribute("z0", String.valueOf(b.tz0_));
        tboxnode.setAttribute("x1", String.valueOf(b.tx1_));
        tboxnode.setAttribute("y1", String.valueOf(b.ty1_));
        tboxnode.setAttribute("z1", String.valueOf(b.tz1_));
        bricknode.appendChild(tboxnode);

        Element bboxnode = doc.createElement("bbox");
        bboxnode.setAttribute("x0", String.valueOf(b.bx0_));
        bboxnode.setAttribute("y0", String.valueOf(b.by0_));
        bboxnode.setAttribute("z0", String.valueOf(b.bz0_));
        bboxnode.setAttribute("x1", String.valueOf(b.bx1_));
        bboxnode.setAttribute("y1", String.valueOf(b.by1_));
        bboxnode.setAttribute("z1", String.valueOf(b.bz1_));
        bricknode.appendChild(bboxnode);
      }

      if (l < lv - 1) {
        imp = WindowManager.getImage(lvImgTitle.get(l + 1));
        int[] newdims = imp.getDimensions();
        imageW = newdims[0];
        imageH = newdims[1];
        imageD = newdims[3];
        xspc = orgxspc * ((double) orgW / (double) imageW);
        yspc = orgyspc * ((double) orgH / (double) imageH);
        zspc = orgzspc * ((double) orgD / (double) imageD);
        bdepth = imp.getBitDepth();
      }
    }

    File newXMLfile = new File(directory + basename + ".vvd");
    writeXML(newXMLfile, doc);

    for (int l = 1; l < lv; l++) {
      imp = WindowManager.getImage(lvImgTitle.get(l));
      imp.changes = false;
      imp.close();
    }
  }
  public static void main(String[] args) {
    // read filename and N 2 parameters
    String fileName = args[0];
    N = Integer.parseInt(args[1]);

    // output two images, one original image at left, the other result image at right
    BufferedImage imgOriginal =
        new BufferedImage(IMAGE_WIDTH, IMAGE_HEIGHT, BufferedImage.TYPE_INT_RGB);
    BufferedImage img = new BufferedImage(IMAGE_WIDTH, IMAGE_HEIGHT, BufferedImage.TYPE_INT_RGB);

    try {
      File file = new File(fileName);
      InputStream is = new FileInputStream(file);

      long len = file.length();
      byte[] bytes = new byte[(int) len];

      int offset = 0;
      int numRead = 0;
      while (offset < bytes.length
          && (numRead = is.read(bytes, offset, bytes.length - offset)) >= 0) {
        offset += numRead;
      }

      int ind = 0;
      for (int y = 0; y < IMAGE_HEIGHT; y++) {
        for (int x = 0; x < IMAGE_WIDTH; x++) {
          // for reading .raw image to show as a rgb image
          byte r = bytes[ind];
          byte g = bytes[ind];
          byte b = bytes[ind];

          // set pixel for display original image
          int pixOriginal = 0xff000000 | ((r & 0xff) << 16) | ((g & 0xff) << 8) | (b & 0xff);
          imgOriginal.setRGB(x, y, pixOriginal);
          ind++;
        }
      }
      is.close();
    } catch (FileNotFoundException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }

    int[] vectorSpace = calculateVectorSpace(imgOriginal);

    // quantization
    for (int y = 0; y < IMAGE_HEIGHT; y++) {
      for (int x = 0; x < IMAGE_WIDTH; x++) {
        int clusterId = vectorSpace[IMAGE_WIDTH * y + x];
        img.setRGB(x, y, clusters[clusterId].getPixel());
      }
    }

    // Use a panel and label to display the image
    JPanel panel = new JPanel();
    panel.add(new JLabel(new ImageIcon(imgOriginal)));
    panel.add(new JLabel(new ImageIcon(img)));

    JFrame frame = new JFrame("Display images");

    frame.getContentPane().add(panel);
    frame.pack();
    frame.setVisible(true);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  }