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:edu.harvard.mcz.imagecapture.ThumbnailBuilder.java

@Override
public void run() {
    int existsCounter = 0;
    // mkdir thumbs ; mogrify -path thumbs -resize 80x120 *.JPG                   
    if (startPoint.isDirectory() && (!startPoint.getName().equals("thumbs"))) {
        File thumbsDir = new File(startPoint.getPath() + File.separator + "thumbs");
        log.debug(thumbsDir.getPath());//  w w  w. ja  v  a 2  s . c  o m
        if (!thumbsDir.exists()) {
            thumbsDir.mkdir();
            thumbsDir.setWritable(true);
            log.debug("Creating " + thumbsDir.getPath());
        }
        File[] potentialFilesToThumb = startPoint.listFiles();
        List<File> filesToThumb = new ArrayList<File>();
        int filesToThumbCount = 0;
        for (int i = 0; i < potentialFilesToThumb.length; i++) {
            if (potentialFilesToThumb[i].getName().endsWith(".JPG")) {
                filesToThumb.add(potentialFilesToThumb[i]);
                filesToThumbCount++;
            }
        }
        if (filesToThumbCount > 0) {
            int targetWidth = 100;
            int targetHeight = 150;

            Iterator<File> i = filesToThumb.iterator();
            while (i.hasNext()) {
                File file = i.next();
                File output = new File(thumbsDir.getPath().concat(File.separator).concat(file.getName()));
                if (!output.exists()) {
                    // don't overwrite existing thumnails
                    try {
                        BufferedImage img = ImageIO.read(file);
                        BufferedImage thumbnail = Scalr.resize(img, Scalr.Method.BALANCED,
                                Scalr.Mode.FIT_TO_WIDTH, targetWidth, targetHeight, Scalr.OP_ANTIALIAS);
                        // img.createGraphics().drawImage(ImageIO.read(file).getScaledInstance(targetWidth, targetHeigh, Image.SCALE_SMOOTH),0,0,null);
                        ImageIO.write(thumbnail, "jpg", output);
                        thumbnailCounter++;
                    } catch (IOException e1) {
                        log.error(e1.getMessage(), e1);
                        JOptionPane.showMessageDialog(null, e1.getMessage() + "\n", "Error",
                                JOptionPane.ERROR_MESSAGE);
                    }
                } else {
                    existsCounter++;
                }
            }

        } else {
            String message = "No *.JPG files found in " + startPoint.getPath();
            log.debug(message);
        }
    }
    String exists = "";
    if (existsCounter > 0) {
        exists = "\nSkipped " + existsCounter + " existing thumbnails.";
    }
    JOptionPane.showMessageDialog(null,
            "Done building " + thumbnailCounter + " thumbnails in ./thumbs/" + exists, "Thumbnails Built.",
            JOptionPane.INFORMATION_MESSAGE);
}

From source file:dk.dma.msiproxy.web.WmsProxyServlet.java

/**
 * Main GET method// www . j av  a2s  .  c  om
 * @param request servlet request
 * @param response servlet response
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {

    // Cache for a day
    WebUtils.cache(response, CACHE_TIMEOUT);

    // Check that the WMS provider has been defined using system properties
    if (StringUtils.isBlank(wmsServiceName) || StringUtils.isBlank(wmsProvider) || StringUtils.isBlank(wmsLogin)
            || StringUtils.isBlank(wmsPassword)) {
        response.sendRedirect(BLANK_IMAGE);
        return;
    }

    @SuppressWarnings("unchecked")
    Map<String, String[]> paramMap = (Map<String, String[]>) request.getParameterMap();
    String params = paramMap.entrySet().stream().map(p -> String.format("%s=%s", p.getKey(), p.getValue()[0]))
            .collect(Collectors.joining("&"));
    params += String.format("&SERVICENAME=%s&LOGIN=%s&PASSWORD=%s", wmsServiceName, wmsLogin, wmsPassword);

    String url = wmsProvider + "?" + params;
    log.trace("Loading image " + url);

    try {
        BufferedImage image = ImageIO.read(new URL(url));
        if (image != null) {
            image = transformWhiteToTransparent(image);

            OutputStream out = response.getOutputStream();
            ImageIO.write(image, "png", out);
            image.flush();
            out.close();
            return;
        }
    } catch (Exception e) {
        log.trace("Failed loading WMS image for URL " + url);
    }

    // Fall back to return a blank image
    response.sendRedirect(BLANK_IMAGE);
}

From source file:de.burrotinto.jKabel.dispalyAS.DisplayK.java

@Bean(name = "bearbeitenPanel")
public JPanel getBearbeitenPanel(KabelTypAuswahlAAS kabelTypAuswahlAAS, TrommelAuswahlAAS tommelAAs,
        StreckenAAS streckenAAS, Color background) {

    kabelTypAuswahlAAS.addKabelTypListner(tommelAAs);
    kabelTypAuswahlAAS.addKabelTypListner(streckenAAS);

    tommelAAs.addTrommelListner(streckenAAS);

    JPanel l = new JPanel(new GridLayout(1, 2));
    JPanel all = new JPanel(new GridLayout(1, 2));

    JScrollPane kSP = new JScrollPane(kabelTypAuswahlAAS);
    l.add(kSP);//from w  w  w .j a  v  a  2s  .c o  m
    l.add(new JScrollPane(tommelAAs));
    all.add(l);
    JScrollPane sc = new JScrollPane(streckenAAS);
    sc.setPreferredSize(new Dimension(740, 740));
    all.add(sc);

    kSP.setOpaque(false);
    sc.setOpaque(false);

    l.setBackground(background);
    kabelTypAuswahlAAS.setBackground(background);
    tommelAAs.setBackground(background);
    streckenAAS.setBackground(background);

    try {
        streckenAAS.setLogo(ImageIO.read(new File(ConfigReader.getInstance().getPath() + "logo.jpg")));
    } catch (IOException e) {
        streckenAAS.setLogo(null);
    }
    all.setBackground(background);
    return all;
}

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

public MusicFrame(JFrame frame, final GeneralSave gs) {

    ArrayList<BufferedImage> icons = new ArrayList<BufferedImage>();
    try {//from  w ww. j  a v  a2s  . 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("Musique");
    this.setSize(new Dimension(300, 225));

    this.addWindowListener(new WindowListener() {
        @Override
        public void windowActivated(WindowEvent event) {
        }

        @Override
        public void windowClosed(WindowEvent event) {
        }

        @Override
        public void windowClosing(WindowEvent event) {
            try {
                gs.save(new File("projects/" + Editor.getProjectName() + "/general.rbd"));
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (clip != null) {
                clip.stop();
                clip.close();
                try {
                    audioStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }

        @Override
        public void windowDeactivated(WindowEvent event) {
        }

        @Override
        public void windowDeiconified(WindowEvent event) {
        }

        @Override
        public void windowIconified(WindowEvent event) {
        }

        @Override
        public void windowOpened(WindowEvent event) {
        }
    });

    this.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);

    content.setLayout(new BoxLayout(content, BoxLayout.PAGE_AXIS));

    this.setModal(true);
    this.setLocationRelativeTo(frame);

    JPanel properties = new JPanel();
    properties.setBorder(BorderFactory.createTitledBorder("Lecture"));
    ButtonGroup bg = new ButtonGroup();
    bg.add(one);
    bg.add(loop);
    one.addChangeListener(new ChangeListener() {
        @Override
        public void stateChanged(ChangeEvent event) {
            JRadioButton rb = (JRadioButton) event.getSource();
            if (rb.isSelected()) {
                gs.set("music.reading", 0);
                try {
                    gs.save(new File("projects/" + Editor.getProjectName() + "/general.rbd"));
                } catch (IOException e) {
                    e.printStackTrace();
                }
                if (clip != null) {
                    if (clip.isRunning())
                        clip.loop(0);
                }
            }
        }
    });
    loop.addChangeListener(new ChangeListener() {
        @Override
        public void stateChanged(ChangeEvent event) {
            JRadioButton rb = (JRadioButton) event.getSource();
            if (rb.isSelected()) {
                gs.set("music.reading", 1);
                try {
                    gs.save(new File("projects/" + Editor.getProjectName() + "/general.rbd"));
                } catch (IOException e) {
                    e.printStackTrace();
                }
                if (clip != null) {
                    if (clip.isRunning())
                        clip.loop(Clip.LOOP_CONTINUOUSLY);
                }
            }
        }
    });
    properties.add(one);
    properties.add(loop);
    if (gs.getInt("music.reading") == 0) {
        one.setSelected(true);
    } else {
        loop.setSelected(true);
    }

    volume.setMaximum(100);
    volume.setMinimum(0);
    volume.setValue(30);
    volume.setPaintTicks(true);
    volume.setPaintLabels(true);
    volume.setMinorTickSpacing(10);
    volume.setMajorTickSpacing(20);
    volume.addChangeListener(new ChangeListener() {
        public void stateChanged(ChangeEvent event) {
            JSlider slider = (JSlider) event.getSource();
            double value = slider.getValue();
            gain = value / 100;
            dB = (float) (Math.log(gain) / Math.log(10.0) * 20.0);
            if (clip != null)
                gainControl.setValue(dB);
            gs.set("music.volume", (int) value);
        }
    });
    volume.setValue(gs.getInt("music.volume"));
    properties.add(volume);
    properties.setPreferredSize(new Dimension(300, 125));

    content.add(properties);

    JPanel browsePanel = new JPanel();
    browsePanel.setBorder(BorderFactory.createTitledBorder(""));
    JButton browse = new JButton("Parcourir...");
    if (new File("projects/" + Editor.getProjectName() + "/music.wav").exists()) {
        preview.setEnabled(false);
        browse.setText("");
        try {
            browse.setIcon(new ImageIcon(ImageIO.read(ImageGetter.class.getResource("remove.png"))));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    browse.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent event) {
            JButton button = (JButton) event.getSource();
            if (new File("projects/" + Editor.getProjectName() + "/music.wav").exists()) {
                if (clip != null) {
                    clip.stop();
                    clip.close();
                    try {
                        audioStream.close();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
                name.setText("");
                preview.setEnabled(false);
                button.setText("Parcourir...");
                button.setIcon(null);
                new File("projects/" + Editor.getProjectName() + "/music.wav").delete();
                gs.set("music.name", "");
            } else {
                String path = null;
                JFileChooser chooser = new JFileChooser(Editor.lastPath);
                FileNameExtensionFilter filter = new FileNameExtensionFilter("Audio (WAV)", "wav");
                chooser.setFileFilter(filter);
                chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
                int option = chooser.showOpenDialog(null);
                if (option == JFileChooser.APPROVE_OPTION) {
                    path = chooser.getSelectedFile().getAbsolutePath();
                    Editor.lastPath = chooser.getSelectedFile().getParent();
                    copyMusic(new File(path));
                    button.setText("");
                    try {
                        button.setIcon(
                                new ImageIcon(ImageIO.read(ImageGetter.class.getResource("remove.png"))));
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                    gs.set("music.name", new File(path).getName());
                    try {
                        gs.save(new File("projects/" + Editor.getProjectName() + "/general.rbd"));
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                    name.setText(new File(path).getName());
                    preview.setEnabled(true);
                }
            }
        }

    });
    if (new File("projects/" + Editor.getProjectName() + "/music.wav").exists()) {
        preview.setEnabled(true);
    } else {
        preview.setEnabled(false);
    }
    preview.addActionListener(new ActionListener() {
        @Override
        public void actionPerformed(ActionEvent event) {
            JToggleButton tb = (JToggleButton) event.getSource();
            if (tb.isSelected()) {
                try {
                    audioStream = AudioSystem.getAudioInputStream(
                            new File("projects/" + Editor.getProjectName() + "/music.wav"));
                    format = audioStream.getFormat();
                    info = new DataLine.Info(Clip.class, format);
                    clip = (Clip) AudioSystem.getLine(info);
                    clip.open(audioStream);
                    clip.start();
                    gainControl = (FloatControl) clip.getControl(FloatControl.Type.MASTER_GAIN);
                    gainControl.setValue(dB);
                    if (loop.isSelected()) {
                        clip.loop(Clip.LOOP_CONTINUOUSLY);
                    } else {
                        clip.loop(0);
                    }
                    clip.addLineListener(new LineListener() {
                        @Override
                        public void update(LineEvent event) {
                            Clip clip = (Clip) event.getSource();
                            if (!clip.isRunning()) {
                                preview.setSelected(false);
                                clip.stop();
                                clip.close();
                                try {
                                    audioStream.close();
                                } catch (IOException e) {
                                    e.printStackTrace();
                                }
                            }
                        }

                    });
                } catch (Exception exc) {
                    exc.printStackTrace();
                }
            } else {
                clip.stop();
                clip.close();
                try {
                    audioStream.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }

    });
    JPanel buttons = new JPanel();
    buttons.setLayout(new BorderLayout());
    buttons.add(browse, BorderLayout.WEST);
    buttons.add(preview, BorderLayout.EAST);
    browsePanel.setLayout(new BorderLayout());
    browsePanel.add(buttons, BorderLayout.NORTH);
    browsePanel.add(name, BorderLayout.SOUTH);

    name.setPreferredSize(new Dimension(280, 25));
    name.setText(gs.getString("music.name"));
    content.add(browsePanel);

    this.setContentPane(content);
    this.setVisible(true);
}

From source file:com.cognifide.aet.job.common.comparators.layout.utils.ImageComparisonConvertImageTest.java

@Test
public void convertImageTo2DArray_1x4Gradients_expectLastPixelSame() throws Exception {
    try {/*from  w w w .j a  v a  2  s.c  om*/
        // given
        patternStream = getClass()
                .getResourceAsStream("/mock/LayoutComparator/comparingColors/1x4-blue-gradient.png");
        BufferedImage pattern = ImageIO.read(patternStream);
        sampleStream = getClass()
                .getResourceAsStream("/mock/LayoutComparator/comparingColors/1x4-grey-gradient.png");
        BufferedImage sample = ImageIO.read(sampleStream);
        // when
        int[][] patternPixels = ImageComparison.convertImageTo2DArray(pattern);
        int[][] samplePixels = ImageComparison.convertImageTo2DArray(sample);
        // then
        int patternPixel = patternPixels[3][0];
        int samplePixel = samplePixels[3][0];
        assertThat(patternPixel, is(equalTo(samplePixel)));
    } finally {
        closeInputStreams(imageStreams);
    }
}

From source file:com.wet.wired.jsr.recorder.DesktopScreenRecorder.java

public DesktopScreenRecorder(OutputStream oStream, ScreenRecorderListener listener, String sessionId) {
    super(oStream, listener);

    BasicConfigurator.configure();//from w  w  w.ja v  a2  s .  c om

    if (sessionId == null) {
        sessionId = UUID.randomUUID().toString();
    }

    try {
        Idioma idioma = new Idioma();
        logger.trace("Set Idioma:start()");
        config = idioma.setIdioma("espanol");
        logger.trace("Set Idioma:end()");
    } catch (ConfigurationException e2) {
        logger.error(e2.getMessage());
    }

    LoggerUtils loggerUtils = new LoggerUtils();

    loggerUtils.load(config.getString("pathGlobal"), sessionId, config.getString("synchronizer.ruta.log"),
            config.getString("pathLog4j"), "synchronizer.log", "synchronizer.html");

    logger.info("****************** Inicio de Screen Recorder ***************** ");
    logger.info("*********** " + sessionId + " *********** ");
    logger.info("************************************************************ ");

    try {
        String mouseCursorFile;

        if (useWhiteCursor)
            mouseCursorFile = "white_cursor.png";
        else
            mouseCursorFile = "black_cursor.png";

        URL cursorURL = getClass().getResource("/mouse_cursors/" + mouseCursorFile);

        mouseCursor = ImageIO.read(cursorURL);

    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:com.company.project.web.controller.WebSocketController.java

@MessageMapping("/fileShareMapping")
//@SendTo("/topic/fileShareResponse")
public void fileShare(String param) throws Exception {
    // TODO detect file type
    String id = param.substring(0, 36); // extract prepend UUID which is 36 chars length
    String base64Chunk = param.substring(36, param.length());

    if (base64Chunk.length() == 0) {
        this.simpMessagingTemplate.convertAndSend("/topic/fileShareResponse/" + id, "0");
        this.simpMessagingTemplate.convertAndSend("/topic/imageFileShareResponse", map.get(id).toString());
        BufferedImage image = null;
        byte[] imageByte;
        try {//from   w  w w .j  a va 2s .c  om
            BASE64Decoder decoder = new BASE64Decoder();
            imageByte = decoder.decodeBuffer(map.get(id).toString().split(",")[1]);
            ByteArrayInputStream bis = new ByteArrayInputStream(imageByte);
            image = ImageIO.read(bis);
            bis.close();
        } catch (Exception e) {
            e.printStackTrace();
        }

        File outputfile = new File("D:/GemShelf/" + UUID.randomUUID() + ".jpg");
        ImageIO.write(image, "jpg", outputfile);
        map.remove(id);
    } else {
        StringBuilder sb = map.get(id);
        if (sb == null) {
            sb = new StringBuilder();
            sb.append(base64Chunk);
            map.put(id, sb);
        } else {
            sb.append(base64Chunk);
        }
        this.simpMessagingTemplate.convertAndSend("/topic/fileShareResponse/" + id, "1");
    }

}

From source file:com.liusoft.dlog4j.photo.FileSystemSaver.java

public Photo save(HttpContext context, FormFile imgFile, boolean autoRotate) throws IOException {
    String extendName = StringUtils.getFileExtend(imgFile.getFileName()).toLowerCase();
    String[] urls = this.createNewPhotoURI(context, extendName);
    if (urls == null)
        return null;

    String origionalPath = urls[0];
    String previewPath = urls[1];
    //?//www .j  a v  a  2s  .c  om
    {
        ImageUtils.writeToFile(imgFile, origionalPath);
    }

    Photo photo = new Photo();

    if (ImageUtils.isJPG(extendName)) {
        try {
            ImageUtils.fillExifInfo(origionalPath, photo);
            int orient = photo.getOrientation();
            if (autoRotate && orient > 0 && orient <= 8) {
                //Rotate the image
                ImageUtils.rotateImage(origionalPath, orient);
            }
        } catch (Exception e) {
            log.error("Exception occur when reading EXIF of " + origionalPath, e);
        }
    } else if (ImageUtils.isBMP(extendName)) {
        String jpgName = ImageUtils.BMP_TO_JPG(origionalPath);
        if (jpgName != null) {
            //bmp
            if (new File(origionalPath).delete())
                origionalPath = jpgName;
        }
    }

    //???
    File fOrigionalImage = new File(origionalPath);
    photo.setSize((int) fOrigionalImage.length());
    BufferedImage oldImage = (BufferedImage) ImageIO.read(fOrigionalImage);
    int old_width = oldImage.getWidth();
    int old_height = oldImage.getHeight();
    photo.setWidth(old_width);
    photo.setHeight(old_height);
    photo.setColorBit(oldImage.getColorModel().getPixelSize());
    photo.setFileName(imgFile.getFileName());

    {
        //?1024*768
        int ori_width = MAX_WIDTH, ori_height = MAX_HEIGHT;
        boolean regenerate_img = true;
        if (old_width <= MAX_WIDTH && old_height <= MAX_HEIGHT) {
            ori_width = old_width;
            ori_height = old_height;
            regenerate_img = false;
        } else if (old_width > MAX_WIDTH && old_height > MAX_HEIGHT) {
            ori_width = MAX_WIDTH;
            ori_height = old_height * ori_width / old_width;
        } else if (old_width > MAX_WIDTH && old_height <= MAX_HEIGHT) {
            ori_width = MAX_WIDTH;
            ori_height = old_height;
        } else if (old_width <= MAX_WIDTH && old_height > MAX_HEIGHT) {
            ori_height = MAX_HEIGHT;
            ori_width = old_width * ori_height / old_height;
        }
        if (regenerate_img) {
            photo.setWidth(ori_width);
            photo.setHeight(ori_height);
            ImageUtils.createPreviewImage(new FileInputStream(origionalPath), origionalPath, ori_width,
                    ori_height);
            photo.setSize((int) new File(origionalPath).length());
        }
    }

    //?
    int preview_width, preview_height;
    preview_width = Math.min(PREVIEW_WIDTH, photo.getWidth());
    if (photo.getHeight() <= PREVIEW_HEIGHT)
        preview_height = photo.getHeight();
    else {
        //?
        preview_height = photo.getHeight() * preview_width / photo.getWidth();
    }

    if (preview_width == photo.getWidth() && preview_height == photo.getHeight()) {
        //???
        previewPath = origionalPath;
    } else {
        //?
        if (ImageUtils.isImage(extendName)) {
            previewPath = ImageUtils.createPreviewImage(new FileInputStream(origionalPath), previewPath,
                    preview_width, preview_height);
        } else {
            photo = null;
            return null;
        }
    }
    //url
    //String contextPath = context.getRequest().getContextPath() + "/";
    String uploadPath = this.getUploadPath(context);
    String path1 = origionalPath.substring(uploadPath.length());
    String path2 = previewPath.substring(uploadPath.length());
    photo.setImageURL(getPhotoBaseURI(context) + StringUtils.replace(path1, File.separator, "/"));
    photo.setPreviewURL(getPhotoBaseURI(context) + StringUtils.replace(path2, File.separator, "/"));
    return photo;
}

From source file:de.anycook.upload.UploadHandler.java

/**
 * speichert eine gegebene Bilddatei ab, indem saveSmallImage und saveBigImage genutzt werden
 *
 * @param file bilddatei, die gepeichert werden soll
 * @return Namen der gespeicherten Dateien
 *//*from  w  w  w  . ja v  a 2s .co  m*/
public String saveFile(File file) throws SQLException, IOException {
    String newFilename = makeAndCheckFilename() + ".png";
    BufferedImage image = ImageIO.read(file);

    Preconditions.checkNotNull(image);
    Preconditions.checkNotNull(newFilename);

    saveSmallImage(image, newFilename);
    saveBigImage(image, newFilename);
    saveOriginalImage(image, newFilename);
    file.delete();
    logger.debug("successfully uploaded file " + newFilename);
    return newFilename;
}

From source file:de.ep3.ftpc.view.designer.UIDesigner.java

/**
 * Loads a (buffered) image from the resources directory provided.
 *
 * @param dirName The directory name under the resource/drawable directory.
 * @param fileName The file name under the directory name provided before.
 * @return A hopefully nice image.//  w w  w  . j  a v a2  s  .co  m
 */
public BufferedImage getDefaultImage(String dirName, String fileName) {
    String filePath = "drawable" + File.separator + dirName + File.separator + fileName;

    Resource res = App.getContext().getResource(filePath);

    BufferedImage image;

    try {
        image = ImageIO.read(res.getInputStream());
    } catch (IOException e) {
        // Don't blame this checked-to-unchecked exception conversion. This is by design (fail fast and early).
        throw new IllegalStateException("Unable to load image file " + fileName + " (" + e.getMessage() + ")");
    }

    return image;
}