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:com.buddycloud.mediaserver.business.util.ImageUtils.java

public static BufferedImage createImagePreview(File image, int width, int height) throws IOException {
    final BufferedImage img = ImageIO.read(image);
    final BufferedImage thumbnail = Scalr.resize(img, Method.ULTRA_QUALITY, width, height);
    img.flush();//from www .  j a v a  2  s  .com

    return thumbnail;
}

From source file:com.googlecode.fightinglayoutbugs.helpers.ImageHelper.java

public static BufferedImage fileToImage(File imageFile) {
    BufferedImage image;/* w w  w  .j av  a2  s.  c om*/
    try {
        image = ImageIO.read(imageFile);
    } catch (IOException e) {
        throw new RuntimeException("Failed to read image file: " + imageFile, e);
    }
    return image;
}

From source file:costumetrade.common.util.PdfUtils.java

public static PDDocument createImagePdf(File file) {

    PDPageContentStream contentStream = null;
    try {/*from   ww w .  ja va  2 s .co  m*/
        BufferedImage bimg = ImageIO.read(file);
        PDDocument document = new PDDocument();
        PDPage page = new PDPage(new PDRectangle(bimg.getWidth(), bimg.getHeight()));
        document.addPage(page);
        PDImageXObject image = PDImageXObject.createFromFileByExtension(file, document);
        contentStream = new PDPageContentStream(document, page);
        contentStream.drawImage(image, 0, 0);
        return document;
    } catch (IOException e) {
        throw new RuntimeException("?PDF", e);
    } finally {
        IOUtils.closeQuietly(contentStream);
    }

}

From source file:org.mule.module.facebook.FacebookConnectorGenericUnitTest.java

@Before
public void setup() throws IOException {
    connector = new FacebookConnector();
    connector.setAccessToken("ACCESS_TOKEN");
    client = mock(Client.class);
    connector.setClient(client);/*  w  ww.jav a 2  s.c o m*/
    resource = mock(WebResource.class);
    final BufferedImage image = ImageIO.read(new ClassPathResource("image.jpg").getInputStream());

    when(client.resource((URI) anyObject())).thenReturn(resource);
    when(resource.queryParam(anyString(), anyString())).thenReturn(resource);
    when(resource.queryParam("type", "user")).thenReturn(resource);
    when(resource.queryParam("type", "event")).thenReturn(resource);
    when(resource.queryParam("type", "checkin")).thenReturn(resource);
    when(resource.queryParam("type", "post")).thenReturn(resource);
    when(resource.queryParam("type", "page")).thenReturn(resource);
    when(resource.queryParam("type", "group")).thenReturn(resource);
    when(resource.get(String.class)).thenReturn(jsonResponse);
    when(resource.get(BufferedImage.class)).thenReturn(image);
    when(resource.post(String.class, eq(anyObject()))).thenReturn(jsonResponse);

}

From source file:org.opennms.poller.remote.MetadataUtils.java

public static ImageComponent getImageFromURL(final URL url) {
    try {// ww  w.  j a v  a 2  s .  c  o m
        return new ImageComponent(ImageIO.read(url));
    } catch (final Exception e) {
        LOG.warn("Unable to ready image: {}", url, e);
        return null;
    }
}

From source file:de.uniwue.dmir.heatmap.util.beans.BufferedImageFactoryBean.java

@Override
public BufferedImage getObject() throws Exception {
    InputStream inputStream = this.resource.getInputStream();
    return ImageIO.read(inputStream);
}

From source file:jadx.core.utils.android.Res9patchStreamDecoder.java

public void decode(InputStream in, OutputStream out) throws JadxException {
    try {/*from   ww w .  j  ava 2 s  . c o  m*/
        byte[] data = IOUtils.toByteArray(in);

        BufferedImage im = ImageIO.read(new ByteArrayInputStream(data));
        int w = im.getWidth(), h = im.getHeight();

        BufferedImage im2 = new BufferedImage(w + 2, h + 2, BufferedImage.TYPE_INT_ARGB);
        im2.createGraphics().drawImage(im, 1, 1, w, h, null);

        NinePatch np = getNinePatch(data);
        drawHLine(im2, h + 1, np.padLeft + 1, w - np.padRight);
        drawVLine(im2, w + 1, np.padTop + 1, h - np.padBottom);

        int[] xDivs = np.xDivs;
        for (int i = 0; i < xDivs.length; i += 2) {
            drawHLine(im2, 0, xDivs[i] + 1, xDivs[i + 1]);
        }

        int[] yDivs = np.yDivs;
        for (int i = 0; i < yDivs.length; i += 2) {
            drawVLine(im2, 0, yDivs[i] + 1, yDivs[i + 1]);
        }

        ImageIO.write(im2, "png", out);
    } catch (IOException | NullPointerException ex) {
        throw new JadxException(ex.toString());
    }
}

From source file:ImageUtil.java

public static ByteArrayOutputStream smartCrop(ByteArrayInputStream bais, int width, int height)
        throws IOException {
    BufferedImage src = ImageIO.read(bais);

    Float scale;//from   w w  w .j a va2 s .  co m
    if (src.getWidth() > src.getHeight()) {
        scale = Float.valueOf(height) / Float.valueOf(src.getHeight());
        if (src.getWidth() * scale < width) {
            scale = Float.valueOf(width) / Float.valueOf(src.getWidth());
        }
    } else {
        scale = Float.valueOf(width) / Float.valueOf(src.getWidth());
        if (src.getHeight() * scale < height) {
            scale = Float.valueOf(height) / Float.valueOf(src.getHeight());
        }
    }
    //        
    //        System.out.println("--- " + src.getWidth() + " - " + width);
    //        System.out.println("--- " + src.getHeight() + " - " + height);
    //        System.out.println("--- " + scale + " -- " + Float.valueOf(src.getWidth() * scale).intValue() + " -- " + Float.valueOf(src.getHeight() * scale).intValue());
    //        
    BufferedImage temp = scale(src, Float.valueOf(src.getWidth() * scale).intValue(),
            Float.valueOf(src.getHeight() * scale).intValue());

    temp = crop(temp, width, height);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageIO.write(temp, "JPG", baos);

    return baos;
}

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

@Nullable
private static Image loadImage(@Nonnull final String name) {
    if ("empty".equals(name)) {
        final BufferedImage result = new BufferedImage(32, 32, BufferedImage.TYPE_INT_ARGB);
        return result;
    }//from w w w  .jav a  2s .  c o m
    final InputStream in = MiscIcons.class
            .getResourceAsStream("/com/igormaznitsa/mindmap/swing/miscicons/" + name + ".png");
    if (in == null) {
        return null;
    }
    try {
        return ImageIO.read(in);
    } catch (IOException ex) {
        LOGGER.error("IO exception for icon '" + name + '\'');
        return null;
    } finally {
        IOUtils.closeQuietly(in);
    }
}

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

private Icons(final String name) {
    final InputStream in = ScalableIcon.class.getClassLoader()
            .getResourceAsStream("com/igormaznitsa/mindmap/swing/panel/icons/" + name); //NOI18N
    try {//from  ww w  . jav  a  2 s  .co m
        this.icon = new ImageIcon(ImageIO.read(in));
    } catch (IOException ex) {
        throw new Error("Can't load icon " + name, ex); //NOI18N
    } finally {
        IOUtils.closeQuietly(in);
    }
}