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:com.frostwire.gui.library.tags.AbstractTagParser.java

protected static BufferedImage imageFromData(byte[] data) {
    BufferedImage image = null;//from w  w  w  .  j  av  a2s .c  o  m
    try {
        try {
            image = ImageIO.read(new ByteArrayInputStream(data, 0, data.length));
        } catch (IIOException e) {
            image = JPEGImageIO.read(new ByteArrayInputStream(data, 0, data.length));
        }
    } catch (Throwable e) {
        LOG.error("Unable to create artwork image from bytes");
    }

    return image;
}

From source file:fi.helsinki.opintoni.service.ImageService.java

@SkipLoggingAspect
public BufferedImage bytesToBufferedImage(byte[] bytes) {
    try {//  w  w  w.  j a v a2 s . c o  m
        return ImageIO.read(new ByteArrayInputStream(bytes));
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:org.nekorp.workflow.desktop.view.resource.imp.IconProviderImp.java

@Override
public JPanel getIcon(String name) {
    BufferedImage img = cache.get(name);
    if (img == null) {
        try {/*from   ww w  .  j ava  2s.c om*/
            ResourcePatternResolver resourceResolver = new PathMatchingResourcePatternResolver();
            Resource r = resourceResolver.getResource("/icon/" + name);
            img = ImageIO.read(r.getInputStream());
            this.cache.put(name, img);
        } catch (IOException ex) {
            throw new IllegalArgumentException("el icono no se logro cargar", ex);
        }
    }
    ImagenViewer panel = new ImagenViewer(img);
    panel.setOpaque(false);
    return panel;
}

From source file:ImageUtilities.java

/**
 * Loads an image from a stream.//w  w  w  .java2 s  . co  m
 * 
 * @param stream
 *            input stream
 * 
 * @return the loaded image
 * 
 * @throws IOException
 *             if the image could not be loaded
 */
public static BufferedImage loadImage(InputStream stream) throws IOException {
    return ImageIO.read(stream);
}

From source file:com.openbravo.pos.util.ThumbNailBuilder.java

public ThumbNailBuilder(int width, int height, String img) {

    Image defimg;/*w  ww.j  a v a 2 s  . co  m*/
    try {
        init(width, height, ImageIO.read(getClass().getClassLoader().getResourceAsStream(img)));
    } catch (Exception fnfe) {
        init(width, height, null);
    }
}

From source file:dk.netdesign.common.osgi.config.osgi.OCD.java

@Override
public InputStream getIcon(int iconDimension) throws IOException {
    BufferedImage img = null;//  w  w  w.j  a va2  s  .c o  m
    img = ImageIO.read(iconFile);

    BufferedImage resizedImage = scaleImage(img, iconDimension, iconDimension, Color.DARK_GRAY);

    ByteArrayOutputStream os = new ByteArrayOutputStream();
    ImageIO.write(resizedImage, "jpg", os);
    return new ByteArrayInputStream(os.toByteArray());

}

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

@Test
public void test_sameScreenshot_expectNoDifferencesInResultAndTransparentMask() throws Exception {
    InputStream sampleStream = null;
    InputStream patternStream = null;
    InputStream maskStream = null;
    InputStream expectedMaskStream = null;
    try {/*from w  ww . j  a  v a2  s  .com*/
        // given
        sampleStream = getClass().getResourceAsStream("/mock/LayoutComparator/image.png");
        patternStream = getClass().getResourceAsStream("/mock/LayoutComparator/image.png");

        BufferedImage sample = ImageIO.read(sampleStream);
        BufferedImage pattern = ImageIO.read(patternStream);
        // when
        ImageComparisonResult imageComparisonResult = ImageComparison.compare(pattern, sample);
        // then
        assertThat(imageComparisonResult.isMatch(), is(true));
        assertThat(imageComparisonResult.getHeightDifference(), is(0));
        assertThat(imageComparisonResult.getWidthDifference(), is(0));
        assertThat(imageComparisonResult.getPixelDifferenceCount(), is(0));

        maskStream = imageToStream(imageComparisonResult.getResultImage());
        expectedMaskStream = getClass().getResourceAsStream("/mock/LayoutComparator/mask-identical.png");

        assertThat(IOUtils.contentEquals(expectedMaskStream, maskStream), is(true));
    } finally {
        closeInputStreams(sampleStream, patternStream, maskStream, expectedMaskStream);
    }
}

From source file:com.webpagebytes.cms.DefaultImageProcessor.java

public boolean resizeImage(WPBFileStorage cloudStorage, WPBFilePath cloudFile, int desiredSize,
        String outputFormat, OutputStream os) throws WPBException {
    InputStream is = null;/* www. ja  v  a 2  s.co m*/
    try {
        //get the file content
        WPBFileInfo fileInfo = cloudStorage.getFileInfo(cloudFile);
        String type = fileInfo.getContentType().toLowerCase();
        if (!type.startsWith("image")) {
            return false;
        }
        is = cloudStorage.getFileContent(cloudFile);
        BufferedImage bufImg = ImageIO.read(is);
        Dimension<Integer> newSize = getResizeSize(bufImg.getWidth(), bufImg.getHeight(), desiredSize);
        BufferedImage bdest = new BufferedImage(newSize.getX(), newSize.getY(), BufferedImage.TYPE_INT_RGB);
        Graphics2D g = bdest.createGraphics();
        Dimension<Double> scale = getResizeScale(bufImg.getHeight(), bufImg.getWidth(), desiredSize);
        AffineTransform at = AffineTransform.getScaleInstance(scale.getX(), scale.getY());
        g.drawRenderedImage(bufImg, at);
        ImageIO.write(bdest, outputFormat, os);
        return true;
    } catch (Exception e) {
        throw new WPBException("Cannot resize image ", e);
    } finally {
        IOUtils.closeQuietly(is);
    }

}

From source file:me.bramhaag.discordselfbot.util.Util.java

/**
 * Get image from URL./*w  ww.  ja va2  s . c o m*/
 * @param url url to get image from.
 * @return image.
 *
 * @throws IOException if an I/O error occurs while creating the input stream.
 */
@NonNull
public static BufferedImage getImage(@NonNull String url) throws IOException {
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setRequestProperty("User-Agent", Constants.USER_AGENT);

    return ImageIO.read(connection.getInputStream());
}

From source file:com.igormaznitsa.mindmap.swing.panel.utils.ScalableIcon.java

private ScalableIcon(final String name) {
    final InputStream in = ScalableIcon.class.getClassLoader()
            .getResourceAsStream("com/igormaznitsa/mindmap/swing/panel/icons/" + name); //NOI18N
    try {/*  w ww.  ja v  a  2 s  . c  om*/
        this.baseImage = ImageIO.read(in);
        this.scaledCachedImage = null;
        this.baseScaleX = (float) BASE_WIDTH / (float) this.baseImage.getWidth(null);
        this.baseScaleY = (float) BASE_HEIGHT / (float) this.baseImage.getHeight(null);
    } catch (Exception ex) {
        throw new Error("Can't load resource image " + name, ex); //NOI18N
    } finally {
        IOUtils.closeQuietly(in);
    }
}