Example usage for javax.imageio ImageIO read

List of usage examples for javax.imageio ImageIO read

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Introduction

In this page you can find the example usage for javax.imageio ImageIO read.

Prototype

public static BufferedImage read(ImageInputStream stream) throws IOException

Source Link

Document

Returns a BufferedImage as the result of decoding a supplied ImageInputStream with an ImageReader chosen automatically from among those currently registered.

Usage

From source file:gr.iti.mklab.reveal.forensics.util.Util.java

public static BufferedImage recompressImage(BufferedImage imageIn, int quality) {
    // Apply in-memory JPEG compression to a BufferedImage given a quality setting (0-100)
    // and return the resulting BufferedImage
    float fQuality = (float) (quality / 100.0);
    BufferedImage outputImage = null;
    try {/*from www.j  ava  2 s .com*/
        ImageWriter writer;
        Iterator<ImageWriter> iter = ImageIO.getImageWritersByFormatName("jpeg");
        writer = iter.next();
        ImageWriteParam iwp = writer.getDefaultWriteParam();
        iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
        iwp.setCompressionQuality(fQuality);
        byte[] imageInByte;
        try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
            MemoryCacheImageOutputStream mcios = new MemoryCacheImageOutputStream(baos);
            writer.setOutput(mcios);
            IIOImage tmpImage = new IIOImage(imageIn, null, null);
            writer.write(null, tmpImage, iwp);
            writer.dispose();
            baos.flush();
            imageInByte = baos.toByteArray();
        }
        InputStream in = new ByteArrayInputStream(imageInByte);
        outputImage = ImageIO.read(in);
    } catch (Exception ex) {
        Logger.getLogger(Util.class.getName()).log(Level.SEVERE, null, ex);
    }
    return outputImage;
}

From source file:com.future.spring.rest.BufferedImageHttpMessageConverter.java

@Override
public BufferedImage read(Class<? extends BufferedImage> clazz, HttpInputMessage inputMessage)
        throws IOException, HttpMessageNotReadableException {
    return ImageIO.read(inputMessage.getBody());

}

From source file:be.fedict.eid.applet.service.PhotoServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    LOG.debug("doGet");
    response.setContentType("image/jpg");
    response.setHeader("Cache-Control", "no-cache, no-store, must-revalidate, max-age=-1"); // http 1.1
    response.setHeader("Pragma", "no-cache, no-store"); // http 1.0
    response.setDateHeader("Expires", -1);
    ServletOutputStream out = response.getOutputStream();
    HttpSession session = request.getSession();
    byte[] photoData = (byte[]) session.getAttribute(IdentityDataMessageHandler.PHOTO_SESSION_ATTRIBUTE);
    if (null != photoData) {
        BufferedImage photo = ImageIO.read(new ByteArrayInputStream(photoData));
        if (null == photo) {
            /*//from  ww  w.  j  ava2 s .  c  om
             * In this case we render a photo containing some error message.
             */
            photo = new BufferedImage(140, 200, BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics = (Graphics2D) photo.getGraphics();
            RenderingHints renderingHints = new RenderingHints(RenderingHints.KEY_TEXT_ANTIALIASING,
                    RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
            graphics.setRenderingHints(renderingHints);
            graphics.setColor(Color.WHITE);
            graphics.fillRect(1, 1, 140 - 1 - 1, 200 - 1 - 1);
            graphics.setColor(Color.RED);
            graphics.setFont(new Font("Dialog", Font.BOLD, 20));
            graphics.drawString("Photo Error", 0, 200 / 2);
            graphics.dispose();
            ImageIO.write(photo, "jpg", out);
        } else {
            out.write(photoData);
        }
    }
    out.close();
}

From source file:berlin.iconn.persistence.InOutOperations.java

public static DataSet getImageData(int edgeLength, boolean binarize, boolean invert, float minData,
        float maxData, boolean isRGB, File imageFile) throws IOException {
    float[] imageData;
    BufferedImage img = ImageIO.read(imageFile);
    imageData = DataConverter.processPixelData(img, edgeLength, binarize, invert, minData, maxData, isRGB);

    String label = imageFile.getName().split("_")[0];
    return new DataSet(imageData, label);
}

From source file:net.openbyte.gui.WelcomeFrame.java

public WelcomeFrame() {
    listItems.clear();/*w w  w.j av a 2 s  .  com*/
    Launch.projectNames.clear();
    Launch.nameToSolution.clear();
    initComponents();
    list1.setModel(listItems);
    try {
        xImagePanel1
                .setImage(ImageIO.read(getClass().getClassLoader().getResourceAsStream("openbytelogo.png")));
    } catch (IOException e) {
        e.printStackTrace();
    }
    File[] projectFiles = Files.WORKSPACE_DIRECTORY.listFiles(new FilenameFilter() {
        @Override
        public boolean accept(File dir, String name) {
            return name.endsWith(".openproj");
        }
    });
    for (File projectFile : projectFiles) {
        OpenProjectSolution solution = OpenProjectSolution.getProjectSolutionFromFile(projectFile);
        Launch.nameToSolution.put(solution.getProjectName(), solution);
        Launch.projectNames.add(solution.getProjectName());
    }
    for (String projectName : Launch.projectNames) {
        WelcomeFrame.listItems.addElement(projectName);
    }
    list1.addMouseListener(new MouseAdapter() {

        int lastSelectedIndex;

        public void mouseClicked(MouseEvent e) {

            int index = list1.locationToIndex(e.getPoint());

            if (index != -1 && index == lastSelectedIndex) {
                list1.clearSelection();
            }

            lastSelectedIndex = list1.getSelectedIndex();
        }
    });
}

From source file:ImageLoader.java

@Override
public List<Image> doInBackground() {
    List<Image> images = new ArrayList<Image>();
    for (String filename : filenames) {
        try {//from  w  w  w.  j  a  v  a  2 s.  c  om
            images.add(ImageIO.read(new File("./build/" + filename)));
            publish("Loaded " + filename);
        } catch (IOException ioe) {
            publish("Error loading " + filename);
        }
    }
    return images;
}

From source file:de.ailis.wlandsuite.PackCurs.java

/**
 * @see de.ailis.wlandsuite.cli.PackProg#pack(java.io.File,
 *      java.io.OutputStream)/*  w w w .  j a  v  a2s . co m*/
 */

@Override
protected void pack(File directory, OutputStream output) throws IOException {
    List<Cursor> cursors;
    EgaImage cursor;
    EgaImage mask;
    File file;
    int cursorNo;

    // Read the cursors
    cursors = new ArrayList<Cursor>();
    cursorNo = 0;
    while (true) {
        file = new File(String.format("%s%c%03d.png",
                new Object[] { directory.getPath(), File.separatorChar, cursorNo }));
        if (!file.exists()) {
            break;
        }
        cursor = new EgaImage(ImageIO.read(file));

        file = new File(String.format("%s%c%03d_mask.png",
                new Object[] { directory.getPath(), File.separatorChar, cursorNo }));
        if (!file.exists()) {
            log.error("Mask file '" + file.getPath() + "' not found");
        }
        mask = new EgaImage(ImageIO.read(file));
        cursors.add(new Cursor(cursor, mask));
        cursorNo++;
    }

    new Curs(cursors).write(output);
}

From source file:io.github.jeremgamer.editor.ManagerFrame.java

public ManagerFrame(String projectName, final JFrame parent) {
    dialog = this;

    ArrayList<BufferedImage> icons = new ArrayList<BufferedImage>();
    try {//ww  w  .j  a  v a  2s  .c o m
        icons.add(ImageIO.read(ImageGetter.class.getResource("icon16.png")));
        icons.add(ImageIO.read(ImageGetter.class.getResource("icon32.png")));
        icons.add(ImageIO.read(ImageGetter.class.getResource("icon64.png")));
        icons.add(ImageIO.read(ImageGetter.class.getResource("icon128.png")));
    } catch (IOException e1) {
        e1.printStackTrace();
    }

    this.setIconImages((List<? extends Image>) icons);

    this.setTitle("Grer les projets");
    this.setSize(300, 200);
    this.setModal(true);
    this.setLocationRelativeTo(parent);
    this.setResizable(false);

    final JScrollPane scroll = new JScrollPane(content);
    scroll.getVerticalScrollBar().setUnitIncrement(Editor.SCROLL_SPEED);
    content.setBorder(BorderFactory.createTitledBorder(""));
    content.setLayout(new BoxLayout(content, BoxLayout.PAGE_AXIS));
    for (File project : new File("projects").listFiles()) {
        if (project.getName().equals(Editor.getProjectName())) {
            content.add(new ProjectPanel(project.getName(), true, parent, this));
        } else {
            content.add(new ProjectPanel(project.getName(), false, parent, this));
        }
    }
    try {
        final JButton add = new JButton("Crer un nouveau projet",
                new ImageIcon(ImageIO.read(ImageGetter.class.getResource("add.png"))));
        newProjectPanel.add(newProjectName);
        newProjectPanel.add(validate);

        this.setLayout(new BorderLayout());
        scroll.setBorder(null);
        this.add(scroll, BorderLayout.CENTER);
        this.add(add, BorderLayout.SOUTH);

        add.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent event) {
                validate.addActionListener(new ActionListener() {
                    @Override
                    public void actionPerformed(ActionEvent e) {
                        dispose();
                        parent.dispose();
                        new Thread(new Runnable() {
                            public void run() {
                                window.getContentPane()
                                        .add(new JLabel("",
                                                new ImageIcon(ImageGetter.class.getResource("splash.gif")),
                                                SwingConstants.CENTER));
                                window.setBackground(new Color(0, 0, 0, 0));
                                window.setSize(300, 300);
                                window.setLocationRelativeTo(null);
                                window.setVisible(true);
                            }
                        }).start();

                        new Thread(new Runnable() {
                            public void run() {
                                new Editor(newProjectName.getText());
                                window.setVisible(false);
                            }
                        }).start();
                    }
                });
                CaretListener caretUpdate = new CaretListener() {
                    public void caretUpdate(javax.swing.event.CaretEvent e) {
                        JTextField text = (JTextField) e.getSource();
                        for (File dir : new File("projects").listFiles()) {
                            if (dir.isDirectory() && text.getText().equals(dir.getName())) {
                                validate.setEnabled(false);
                                validate.setText("Existe dj");
                                break;
                            } else {
                                validate.setEnabled(true);
                                validate.setText("Crer!");
                            }
                        }
                    }
                };
                JButton cancel = null;
                try {
                    cancel = new JButton(
                            new ImageIcon(ImageIO.read(ImageGetter.class.getResource("cancel.png"))));
                } catch (IOException e1) {
                    e1.printStackTrace();
                }
                newProjectName.addCaretListener(caretUpdate);
                remove(add);
                addPanel.setLayout(new BorderLayout());
                addPanel.add(newProjectPanel, BorderLayout.CENTER);
                addPanel.add(cancel, BorderLayout.EAST);
                add(addPanel, BorderLayout.SOUTH);
                revalidate();
                repaint();
                cancel.addActionListener(new ActionListener() {
                    @Override
                    public void actionPerformed(ActionEvent event) {
                        newProjectName.setText("");
                        remove(addPanel);
                        add(add, BorderLayout.SOUTH);
                        revalidate();
                        repaint();
                    }

                });
                newProjectName.requestFocusInWindow();
                newProjectName.requestFocus();
            }

        });
        this.setVisible(true);
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:com.sishistorico.sv.SvEditarEleitor.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from  w  ww.j  a va  2  s.c o  m*/
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    request.setCharacterEncoding("UTF8");
    response.setContentType("text/html;charset=UTF-8");

    List<FileItem> items = null;
    byte[] foto = null;
    long vazio = 0;
    try {
        items = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);
        for (FileItem item : items) {
            if (!item.isFormField()) {
                vazio = item.getSize();
                System.out.println("tamanho/:::::::::::::::::::: " + vazio);
                InputStream imageInput = item.getInputStream();
                Image image = ImageIO.read(imageInput);
                BufferedImage thumb = Imagem.redimensionar(image, 400, 500);
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                ImageIO.write(thumb, "JPG", baos);
                baos.flush();
                foto = baos.toByteArray();
                baos.close();
            }
        }
        //dados do formulrio e metodos para salvar 
        DateFormat formatter;
        Date date;
        formatter = new SimpleDateFormat("dd/MM/yyyy");
        date = (Date) formatter.parse(items.get(1).getString());
        // fim do tratamento        
        Eleitor el = new Eleitor();
        Endereco end = new Endereco();
        el.setId(Integer.parseInt(items.get(19).getString("UTF-8").trim()));
        el.setNome(items.get(0).getString("UTF-8").trim());
        el.setData_nascimento(date);
        el.setCpf(items.get(2).getString("UTF-8").replaceAll("\\.|\\-|\\ ", "").trim());
        el.setRg(items.get(3).getString("UTF-8").replaceAll("\\.|\\-|\\ ", "").trim());
        el.setSus(items.get(4).getString("UTF-8").replaceAll("\\.|\\-|\\ ", "").trim());
        el.setEmail(items.get(5).getString("UTF-8"));
        el.setTelefone(items.get(6).getString("UTF-8").replaceAll("\\(|\\)|\\-|\\ ", "").trim());
        el.setWhats(items.get(7).getString("UTF-8").replaceAll("\\(|\\)|\\-|\\ ", "").trim());
        el.setObs(items.get(8).getString("UTF-8").trim());
        el.setReferencia_pessoal(items.get(9).getString("UTF-8").trim());

        end.setRua(items.get(11).getString("UTF-8").trim());
        end.setBairro(items.get(12).getString("UTF-8").trim());
        end.setN(items.get(13).getString("UTF-8").trim());
        end.setCidade(items.get(14).getString("UTF-8").trim());
        end.setCep(items.get(15).getString("UTF-8").trim());
        end.setLocalidade(Integer.parseInt(items.get(16).getString("UTF-8").trim()));
        el.setTipo(Integer.parseInt(items.get(17).getString("UTF-8").trim()));
        el.setPertence(Integer.parseInt(items.get(18).getString("UTF-8").trim()));

        el.setEnd(end);
        DaoEleitor daoEleitor = new DaoEleitor();
        DaoFoto daoFoto = new DaoFoto();
        int idretorno = daoEleitor.Eleitor_Editar(el);
        if (vazio > 1) {
            daoFoto.atualizarImagem(foto, idretorno);
        }
        response.sendRedirect("editar_eleitor.jsp?id=" + el.getId() + "&msgok=Editado com sucesso!");

    } catch (FileUploadException ex) {
        Logger.getLogger(SvEditarEleitor.class.getName()).log(Level.SEVERE, null, ex);
    } catch (SQLException ex) {
        Logger.getLogger(SvEditarEleitor.class.getName()).log(Level.SEVERE, null, ex);
    } catch (ClassNotFoundException ex) {
        Logger.getLogger(SvEditarEleitor.class.getName()).log(Level.SEVERE, null, ex);
    } catch (Exception ex) {
        Logger.getLogger(SvEditarEleitor.class.getName()).log(Level.SEVERE, null, ex);
    }

}

From source file:io.github.jeremgamer.editor.panels.Actions.java

public Actions(final JFrame frame, final ActionPanel ap) {
    this.frame = frame;

    this.setBorder(BorderFactory.createTitledBorder(""));
    JButton add = null;/*from ww w  .j a  v a 2s. c  o m*/
    try {
        add = new JButton(new ImageIcon(ImageIO.read(ImageGetter.class.getResource("add.png"))));
    } catch (IOException e) {
        e.printStackTrace();
    }
    add.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            try {
                JOptionPane jop = new JOptionPane();
                @SuppressWarnings("static-access")
                String name = jop.showInputDialog(null, "Nommez l'action :", "Crer une action",
                        JOptionPane.QUESTION_MESSAGE);

                if (name != null) {
                    for (int i = 0; i < data.getSize(); i++) {
                        if (data.get(i).equals(name)) {
                            name += "1";
                        }
                    }
                    data.addElement(name);
                    new ActionSave(name);
                    OtherPanel.updateLists();
                    ButtonPanel.updateLists();
                    ActionPanel.updateLists();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }

        }

    });

    JButton remove = null;
    try {
        remove = new JButton(new ImageIcon(ImageIO.read(ImageGetter.class.getResource("remove.png"))));
    } catch (IOException e) {
        e.printStackTrace();
    }
    remove.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            try {
                if (actionList.getSelectedValue() != null) {
                    File file = new File("projects/" + Editor.getProjectName() + "/actions/"
                            + actionList.getSelectedValue() + ".rbd");
                    JOptionPane jop = new JOptionPane();
                    @SuppressWarnings("static-access")
                    int option = jop.showConfirmDialog(null,
                            "tes-vous sr de vouloir supprimer cette action?", "Avertissement",
                            JOptionPane.YES_NO_OPTION, JOptionPane.WARNING_MESSAGE);

                    if (option == JOptionPane.OK_OPTION) {
                        if (actionList.getSelectedValue().equals(ap.getFileName())) {
                            ap.setFileName("");
                        }
                        ap.hide();
                        file.delete();
                        data.remove(actionList.getSelectedIndex());
                        OtherPanel.updateLists();
                        ButtonPanel.updateLists();
                    }
                }
            } catch (NullPointerException npe) {
                npe.printStackTrace();
            }

        }

    });

    JPanel buttons = new JPanel();
    buttons.setLayout(new BoxLayout(buttons, BoxLayout.LINE_AXIS));
    buttons.add(add);
    buttons.add(remove);

    updateList();
    actionList.addMouseListener(new MouseAdapter() {
        @SuppressWarnings("unchecked")
        public void mouseClicked(MouseEvent evt) {
            JList<String> list = (JList<String>) evt.getSource();
            if (evt.getClickCount() == 2) {
                int index = list.locationToIndex(evt.getPoint());
                if (isOpen == false) {
                    ap.show();
                    ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                            + list.getModel().getElementAt(index) + ".rbd"));
                    previousSelection = list.getSelectedValue();
                    isOpen = true;
                } else {
                    try {
                        if (previousSelection.equals(list.getModel().getElementAt(index))) {
                            ap.hide();
                            previousSelection = list.getSelectedValue();
                            list.clearSelection();
                            isOpen = false;
                        } else {
                            ap.hideThenShow();
                            previousSelection = list.getSelectedValue();
                            ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                                    + list.getModel().getElementAt(index) + ".rbd"));
                        }
                    } catch (NullPointerException npe) {
                        ap.hide();
                        list.clearSelection();
                    }
                }
            } else if (evt.getClickCount() == 3) {
                int index = list.locationToIndex(evt.getPoint());
                if (isOpen == false) {
                    ap.show();
                    ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                            + list.getModel().getElementAt(index) + ".rbd"));
                    previousSelection = list.getSelectedValue();
                    isOpen = true;
                } else {
                    try {
                        if (previousSelection.equals(list.getModel().getElementAt(index))) {
                            ap.hide();
                            previousSelection = list.getSelectedValue();
                            list.clearSelection();
                            isOpen = false;
                        } else {
                            ap.hideThenShow();
                            previousSelection = list.getSelectedValue();
                            ap.load(new File("projects/" + Editor.getProjectName() + "/actions/"
                                    + list.getModel().getElementAt(index) + ".rbd"));
                        }
                    } catch (NullPointerException npe) {
                        ap.hide();
                        list.clearSelection();
                    }
                }
            }
        }
    });
    JScrollPane listPane = new JScrollPane(actionList);
    listPane.getVerticalScrollBar().setUnitIncrement(Editor.SCROLL_SPEED);
    this.setLayout(new BoxLayout(this, BoxLayout.PAGE_AXIS));
    this.add(buttons);
    this.add(listPane);
    OtherPanel.updateLists();
}