Example usage for javax.imageio ImageIO read

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:Main.java

private static BufferedImage readImage(String folder, String fileName) throws IOException {
    File f = new File(folder, fileName);
    return ImageIO.read(f);
}

From source file:Main.java

/**
 * Loads image from the file./*from w  ww.j ava 2  s .co m*/
 * @param file image file
 * @return loaded image
 * @throws IOException
 */
public static BufferedImage loadImage(File file) throws IOException {
    BufferedImage image = ImageIO.read(file);
    return image;
}

From source file:app.utils.ImageUtilities.java

public static Image readImageFromFile(File imgFile) throws IOException {
    String imgName = imgFile.getName();
    BufferedImage img = ImageIO.read(imgFile);
    Pixel[][] pixels = new Pixel[img.getWidth()][img.getHeight()];
    for (int x = 0; x < img.getWidth(); x++) {
        for (int y = 0; y < img.getHeight(); y++) {
            int redValue = new Color(img.getRGB(x, y)).getRed();
            int greenValue = new Color(img.getRGB(x, y)).getGreen();
            int blueValue = new Color(img.getRGB(x, y)).getBlue();
            pixels[x][y] = new Pixel(redValue, greenValue, blueValue);
        }//from  ww  w  . j  av  a2 s  .  c om
    }
    return new Image(imgName, pixels, img.getRaster().getNumDataElements());
}

From source file:com.igormaznitsa.zxpoly.utils.Utils.java

public static Image loadIcon(final String name) {
    final InputStream resource = findResourceOrError("com/igormaznitsa/zxpoly/icons/" + name);
    try {/*from  w w w  .ja v  a 2s .  c om*/
        return ImageIO.read(resource);
    } catch (IOException ex) {
        throw new Error("Can't read resource icon [" + name + ']');
    } finally {
        IOUtils.closeQuietly(resource);
    }
}

From source file:net.cloudkit.relaxation.CaptchaTest.java

public static void main(String[] args) {

    // System.out.println(Color.WHITE.getRGB());

    try {/*from ww  w.j ava 2 s.  c  o  m*/
        File fileDirectory = new File("D:\\customs\\");
        File[] files = fileDirectory.isDirectory() ? fileDirectory.listFiles() : new File[0];
        for (int a = 0; a < files.length; a++) {
            if (files[a].isDirectory())
                continue;
            InputStream inputStream = new FileInputStream(files[a]);
            BufferedImage bi = ImageIO.read(inputStream);
            clearBorder(bi);
            clearNoise(bi);
            // List<BufferedImage> subImgs = splitImage(bi);

            /*
            for (int i = 0; i < subImgs.size(); i++) {
            File imageFile = new File("D:\\images\\" + i + ".gif");
            ImageIO.write(subImgs.get(i), "gif", imageFile);
            }
            */

            FileOutputStream fos = new FileOutputStream("D:\\images\\"
                    + files[a].getName().substring(0, files[a].getName().indexOf(".")) + a + ".jpg");
            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(fos);
            encoder.encode(bi);
            fos.close();

            // File file2 = new File("D:\\images\\" + a + "_" + files[a].getName());
            // ImageIO.write(bi, "gif", file2);
        }

        /*
        CloseableHttpClient httpclient = HttpClients.createDefault();
        for (int i = 0; i < 1000; i++) {
        HttpGet httpGet = new HttpGet("http://query.customs.gov.cn/MNFTQ/Image.aspx?" + Math.random() * 1000);
        CloseableHttpResponse response1 = httpclient.execute(httpGet);
        // The underlying HTTP connection is still held by the response object
        // to allow the response content to be streamed directly from the network socket.
        // In order to ensure correct deallocation of system resources
        // the user MUST call CloseableHttpResponse#close() from a finally clause.
        // Please note that if response content is not fully consumed the underlying
        // connection cannot be safely re-used and will be shut down and discarded
        // by the connection manager.
        try {
            System.out.println(response1.getStatusLine());
            HttpEntity entity1 = response1.getEntity();
            // do something useful with the response body
            // and ensure it is fully consumed
                
            InputStream input = entity1.getContent();
            File storeFile = new File("D:\\customs\\customs"+ i +".jpg");
            FileOutputStream output = new FileOutputStream(storeFile);
            IOUtils.copy(input, output);
            output.close();
            EntityUtils.consume(entity1);
        } finally {
            response1.close();
        }
        }
        */
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

/**
 * This method loads the input Image and returns the cleaned version
 * @param f - input file that will be loaded as image
 * @return - return cleaned loaded image as BufferedImage
 * @throws IOException - if error occurs during loading
 */// w  ww.  jav a2s  . c  o m
public static BufferedImage loadAndCleanImage(File f) throws IOException {
    BufferedImage image = ImageIO.read(f);
    return blackAndLightGrayCleaning(image);

}

From source file:business.Reciept.java

private static model.Image createImage(MultipartFile multiPartFile) throws Exception {

    byte[] byteArray = multiPartFile.getBytes();
    BufferedImage image = ImageIO.read(multiPartFile.getInputStream());
    int height = image.getHeight();
    int width = image.getWidth();

    return new model.Image(byteArray, multiPartFile.getContentType(), height, width);

}

From source file:Main.java

public void createThumbnail(File file) throws Exception {
    BufferedImage img = ImageIO.read(file);
    BufferedImage thumb = new BufferedImage(100, 200, BufferedImage.TYPE_INT_RGB);

    Graphics2D g2d = (Graphics2D) thumb.getGraphics();
    g2d.drawImage(img, 0, 0, thumb.getWidth() - 1, thumb.getHeight() - 1, 0, 0, img.getWidth() - 1,
            img.getHeight() - 1, null);/*from  w  ww .  ja va 2  s. com*/
    g2d.dispose();
    ImageIO.write(thumb, "PNG", new File("thumb.png"));
}

From source file:Main.java

public static BufferedImage readIconImage(Class<?> clazz, String path) {
    Closer closer = Closer.create();/*  ww w .j a v  a 2 s  .  c o m*/
    try {
        try {
            InputStream in = closer.register(clazz.getResourceAsStream(path));
            if (in != null) {
                return ImageIO.read(in);
            }
        } finally {
            closer.close();
        }
    } catch (IOException ignored) {
    }

    return null;
}

From source file:Main.java

/**
 * @see net.yura.domination.mapstore.MapChooser#createImage(java.io.InputStream)
 *///from w ww  . j a v a2s  . co  m
public static BufferedImage read(InputStream in) throws IOException {
    try {
        BufferedImage img = ImageIO.read(in);
        if (img == null) {
            throw new IOException("ImageIO.read returned null");
        }
        return img;
    } finally {
        try {
            in.close();
        } catch (Throwable th) {
        }
    }
}