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:MainClass.java

public static void main(String[] args) {
    GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
    GraphicsDevice screen = ge.getDefaultScreenDevice();

    if (!screen.isFullScreenSupported()) {
        System.out.println("Full screen mode not supported");
        System.exit(1);//from ww  w.j a  va 2  s. c o  m
    }

    try {
        BufferedImage loadedpic = ImageIO.read(new File("your.jpg"));
        screen.setFullScreenWindow(new MainClass(loadedpic));
    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    String path = "C:/Pictures/";
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    File folder = new File(path);
    File[] listOfFiles = folder.listFiles();
    DefaultListModel listModel = new DefaultListModel();
    int count = 0;
    for (int i = 0; i < listOfFiles.length; i++) {
        String name = listOfFiles[i].toString();
        if (name.endsWith("jpg")) {
            ImageIcon ii = new ImageIcon(ImageIO.read(listOfFiles[i]));
            listModel.add(count++, ii);//  w ww. ja  va  2  s .  co m
        }
    }
    JList lsm = new JList(listModel);
    lsm.setVisibleRowCount(1);

    frame.add(new JScrollPane(lsm));

    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    BufferedImage origin = ImageIO.read(new URL("http://www.java2s.com/style/download.png"));

    File dest = new File("c:/Java_Dev/out.png");
    ImageIO.write(resize(200, 200, origin), "PNG", dest);
}

From source file:Main.java

public static void main(String[] args) {
    final JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JButton loadButton = new JButton("Display Image");
    loadButton.addActionListener(ev -> {
        JFileChooser fc = new JFileChooser(System.getProperty("user.home"));
        fc.addChoosableFileFilter(//www.j  a v  a2s.  co m
                new FileNameExtensionFilter("Image files", new String[] { "png", "jpg", "jpeg", "gif" }));
        if (fc.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
            try {
                Image image = ImageIO.read(fc.getSelectedFile());
                if (image != null) {
                    JPanel panel = new JPanel(new BorderLayout(10, 10));
                    panel.add(new JLabel(fc.getSelectedFile().toString()), BorderLayout.NORTH);
                    panel.add(new JLabel(new ImageIcon(image)));
                    JOptionPane.showMessageDialog(frame, panel);
                }
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        }
    });

    frame.add(loadButton);
    frame.pack();
    frame.setLocationByPlatform(true);
    frame.setVisible(true);
}

From source file:akori.Impact.java

static public void main(String[] args) throws IOException {
    String PATH = "E:\\Trabajos\\AKORI\\datosmatrizgino\\";
    String PATHIMG = "E:\\NetBeansProjects\\AKORI\\Proccess_1\\ImagesPages\\";
    for (int i = 1; i <= 32; ++i) {
        for (int k = 1; k <= 15; ++k) {
            System.out.println("Matrix " + i + "-" + k);
            BufferedImage img = null;
            try {
                img = ImageIO.read(new File(PATHIMG + i + ".png"));
            } catch (IOException ex) {
                ex.getStackTrace();/*from ww  w .  j a  v a 2 s  .co  m*/
            }

            int ymax = img.getHeight();
            int xmax = img.getWidth();

            double[][] imagen = new double[ymax][xmax];

            BufferedReader in = null;
            try {
                in = new BufferedReader(new FileReader(PATH + i + "-" + k + ".txt"));
            } catch (FileNotFoundException ex) {
                ex.getStackTrace();
            }

            String linea;
            ArrayList<String> lista = new ArrayList<String>();
            HashMap<String, String> lista1 = new HashMap<String, String>();
            try {
                for (int j = 0; (linea = in.readLine()) != null; ++j) {
                    String[] datos = linea.split(",");
                    int x = (int) Double.parseDouble(datos[1]);
                    int y = (int) Double.parseDouble(datos[2]);
                    if (x >= xmax || y >= ymax || x <= 0 || y <= 0) {
                        continue;
                    }
                    lista.add(x + "," + y);
                }
            } catch (Exception ex) {
                ex.getStackTrace();
            }

            try {
                in.close();
            } catch (IOException ex) {
                ex.getStackTrace();
            }

            Iterator iter = lista.iterator();
            int[][] matrix = new int[lista.size()][2];

            for (int j = 0; iter.hasNext(); ++j) {
                String xy = (String) iter.next();
                String[] datos = xy.split(",");
                matrix[j][0] = Integer.parseInt(datos[0]);
                matrix[j][1] = Integer.parseInt(datos[1]);
            }

            for (int j = 0; j < matrix.length; ++j) {

                int std = 50;
                int x = matrix[j][0];
                int y = matrix[j][1];
                imagen[y][x] += 1;
                double aux;
                normalMatrix(imagen, y, x, std);

            }

            FileWriter fw = new FileWriter(PATH + "Matrix" + i + "-" + k + ".txt");
            BufferedWriter bw = new BufferedWriter(fw);
            for (int j = 0; j < imagen.length; ++j) {
                for (int t = 0; t < imagen[j].length; ++t) {
                    if (t + 1 == imagen[j].length)
                        bw.write(imagen[j][t] + "");
                    else
                        bw.write(imagen[j][t] + ",");
                }
                bw.write("\n");
            }
            bw.close();
        }
    }
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    JFrame Main = new JFrame("Gradient Mask");
    JLabel imageLayer = new JLabel();
    JLabel maskLayer = new JLabel();
    BufferedImage image = ImageIO.read(new URL("http://www.java2s.com/style/download.png"));
    BufferedImage gradientMask = new GradientImage(image.getWidth(), image.getHeight(),
            new Color[] { new Color(255, 255, 255, 125), Color.BLACK }, GradientImage.RADIAL_FROM_CENTER)
                    .getImage();//from  ww w. j a  va  2s  .  co  m
    Main.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Main.setBounds(100, 50, image.getWidth(), image.getHeight());
    imageLayer.setBounds(0, 0, Main.getWidth(), Main.getHeight());
    maskLayer.setBounds(0, 0, Main.getWidth(), Main.getHeight());
    imageLayer.setIcon(new ImageIcon((Image) image));
    maskLayer.setIcon(new ImageIcon((Image) gradientMask));
    Main.getContentPane().add(imageLayer);
    imageLayer.add(maskLayer);
    Main.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    URL url = new URL("http://www.java2s.com/style/download.png");
    final BufferedImage trans = getTransparentImage(ImageIO.read(url), Color.BLACK);
    Runnable r = new Runnable() {
        @Override/*from  w  ww  . ja  va  2  s. com*/
        public void run() {
            JLabel gui = new JLabel(new ImageIcon(trans));
            JOptionPane.showMessageDialog(null, gui);
        }
    };
    SwingUtilities.invokeLater(r);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    URL url = new URL("http://www.java2s.com/style/download.png");
    final BufferedImage bi = ImageIO.read(url);
    SwingUtilities.invokeLater(new Runnable() {
        @Override//from   w ww .j a v a  2s .c  o  m
        public void run() {
            int strokeWidth = 12;
            int pad = 50;
            Shape shape = new Rectangle(pad, pad, bi.getWidth() - (2 * pad), bi.getHeight() - (2 * pad));
            Image i = getStrokedImage(bi, shape, strokeWidth);
            JOptionPane.showMessageDialog(null, new JLabel(new ImageIcon(i)));
        }
    });
}

From source file:Main.java

public static void main(String[] args) throws AWTException {
    Runnable r = new Runnable() {
        @Override/*  w ww.j  a  v a  2  s.co  m*/
        public void run() {
            try {
                URL url = new URL("http://www.java2s.com/style/download.png");
                BufferedImage bi = ImageIO.read(url);
                JPanel gui = new JPanel(new GridLayout(1, 2, 2, 2));

                gui.add(new JLabel(new ImageIcon(bi)));
                gui.add(new JLabel(new ImageIcon(getFlippedImage(bi))));

                JOptionPane.showMessageDialog(null, gui);
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    };
    SwingUtilities.invokeLater(r);
}

From source file:com.rest.samples.getImagePrintJPanel.java

public static void main(String[] args) {
    // TODO code application logic here
    String url = "https://api.adorable.io/avatars/eyes5";
    try {/*from w  w  w  .j  av a2s.co  m*/
        HttpClient hc = HttpClientBuilder.create().build();
        HttpGet getMethod = new HttpGet(url);
        getMethod.addHeader("accept", "application/png");
        HttpResponse res = hc.execute(getMethod);
        if (res.getStatusLine().getStatusCode() != 200) {
            throw new RuntimeException("Failed : HTTP eror code: " + res.getStatusLine().getStatusCode());
        }

        InputStream is = res.getEntity().getContent();

        Image image = ImageIO.read(is);
        JFrame frame = new JFrame();
        JLabel label = new JLabel(new ImageIcon(image));
        frame.getContentPane().add(label, BorderLayout.CENTER);
        frame.pack();
        frame.setVisible(true);

    } catch (IOException ex) {
        Logger.getLogger(SamplesUseHttpclient.class.getName()).log(Level.SEVERE, null, ex);
    }
}