Example usage for java.awt.image RenderedImage getWidth

List of usage examples for java.awt.image RenderedImage getWidth

Introduction

In this page you can find the example usage for java.awt.image RenderedImage getWidth.

Prototype

int getWidth();

Source Link

Document

Returns the width of the RenderedImage.

Usage

From source file:fr.gael.dhus.datastore.processing.impl.ProcessProductImages.java

@Override
public void run(final Product product) {
    if (ImageIO.getUseCache())
        ImageIO.setUseCache(false);

    DrbNode node = null;//from  w w  w .j a v  a 2  s .  co  m
    URL url = product.getPath();

    // Prepare the DRb node to be processed
    try {
        // First : force loading the model before accessing items.
        @SuppressWarnings("unused")
        DrbCortexModel model = DrbCortexModel.getDefaultModel();
        node = ProcessingUtils.getNodeFromPath(url.getPath());

        if (node == null) {
            throw new IOException("Cannot Instantiate Drb with URI \"" + url.toExternalForm() + "\".");
        }

    } catch (Exception e) {
        logger.error("Exception raised while processing Quicklook", e);
        return;
    }

    if (!ImageFactory.isImage(node)) {
        logger.debug("No Image.");
        return;
    }

    RenderedImageList input_list = null;
    RenderedImage input_image = null;
    try {
        input_list = ImageFactory.createImage(node);
        input_image = RenderingFactory.createDefaultRendering(input_list);
    } catch (Exception e) {
        logger.debug("Cannot retrieve default rendering");
        if (logger.isDebugEnabled()) {
            logger.debug("Error occurs during rendered image reader", e);
        }

        if (input_list == null)
            return;
        input_image = input_list;
    }

    int quicklook_width = cfgManager.getProductConfiguration().getQuicklookConfiguration().getWidth();
    int quicklook_height = cfgManager.getProductConfiguration().getQuicklookConfiguration().getHeight();
    boolean quicklook_cutting = cfgManager.getProductConfiguration().getQuicklookConfiguration().isCutting();

    logger.info("Generating Quicklook " + quicklook_width + "x" + quicklook_height + " from "
            + input_image.getWidth() + "x" + input_image.getHeight());

    RenderedImage image = ProcessingUtils.ResizeImage(input_image, quicklook_width, quicklook_height, 10f,
            quicklook_cutting);

    String product_id = product.getIdentifier();
    if (product_id == null)
        product_id = "unknown";

    // Manages the quicklook output
    File image_directory = incomingManager.getNewIncomingPath();

    LockFactory lf = new NativeFSLockFactory(image_directory);
    Lock lock = lf.makeLock(".lock-writing");
    try {
        lock.obtain(900000);
    } catch (Exception e) {
        logger.warn("Cannot lock incoming directory - continuing without (" + e.getMessage() + ")");
    }
    File file = new File(image_directory, product_id + "-ql.jpg");
    try {
        ImageIO.write(image, "jpg", file);
        product.setQuicklookPath(file.getPath());
        product.setQuicklookSize(file.length());
    } catch (IOException e) {
        logger.error("Cannot save quicklook.", e);
    }

    // Thumbnail
    int thumbnail_width = cfgManager.getProductConfiguration().getThumbnailConfiguration().getWidth();
    int thumbnail_height = cfgManager.getProductConfiguration().getThumbnailConfiguration().getHeight();
    boolean thumbnail_cutting = cfgManager.getProductConfiguration().getThumbnailConfiguration().isCutting();

    logger.info("Generating Thumbnail " + thumbnail_width + "x" + thumbnail_height + " from "
            + input_image.getWidth() + "x" + input_image.getHeight() + " image.");

    image = ProcessingUtils.ResizeImage(input_image, thumbnail_width, thumbnail_height, 10f, thumbnail_cutting);

    // Manages the quicklook output
    file = new File(image_directory, product_id + "-th.jpg");
    try {
        ImageIO.write(image, "jpg", file);
        product.setThumbnailPath(file.getPath());
        product.setThumbnailSize(file.length());
    } catch (IOException e) {
        logger.error("Cannot save thumbnail.", e);
    }
    SdiImageFactory.close(input_list);
    try {
        lock.close();
    } catch (IOException e) {
    }
}

From source file:fr.gael.dhus.datastore.processing.ProcessingManager.java

/**
 * Loads product images from Drb node and stores information inside the
 * product before returning it/*from  w w  w. j  ava2  s .  co  m*/
 */
private Product extractImages(DrbNode productNode, Product product) {
    if (ImageIO.getUseCache())
        ImageIO.setUseCache(false);

    if (!ImageFactory.isImage(productNode)) {
        LOGGER.debug("No Image.");
        return product;
    }

    RenderedImageList input_list = null;
    RenderedImage input_image = null;
    try {
        input_list = ImageFactory.createImage(productNode);
        input_image = RenderingFactory.createDefaultRendering(input_list);
    } catch (Exception e) {
        LOGGER.debug("Cannot retrieve default rendering");
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Error occurs during rendered image reader", e);
        }

        if (input_list == null) {
            return product;
        }
        input_image = input_list;
    }

    if (input_image == null) {
        return product;
    }

    // Generate Quicklook
    int quicklook_width = cfgManager.getProductConfiguration().getQuicklookConfiguration().getWidth();
    int quicklook_height = cfgManager.getProductConfiguration().getQuicklookConfiguration().getHeight();
    boolean quicklook_cutting = cfgManager.getProductConfiguration().getQuicklookConfiguration().isCutting();

    LOGGER.info("Generating Quicklook " + quicklook_width + "x" + quicklook_height + " from "
            + input_image.getWidth() + "x" + input_image.getHeight());

    RenderedImage image = ProcessingUtils.resizeImage(input_image, quicklook_width, quicklook_height, 10f,
            quicklook_cutting);

    // Manages the quicklook output
    File image_directory = incomingManager.getNewIncomingPath();

    AsyncFileLock afl = null;
    try {
        Path path = Paths.get(image_directory.getAbsolutePath(), ".lock-writing");
        afl = new AsyncFileLock(path);
        afl.obtain(900000);
    } catch (IOException | InterruptedException | TimeoutException e) {
        LOGGER.warn("Cannot lock incoming directory - continuing without (" + e.getMessage() + ")");
    }
    String identifier = product.getIdentifier();
    File file = new File(image_directory, identifier + "-ql.jpg");
    try {
        if (ImageIO.write(image, "jpg", file)) {
            product.setQuicklookPath(file.getPath());
            product.setQuicklookSize(file.length());
        }
    } catch (IOException e) {
        LOGGER.error("Cannot save quicklook.", e);
    }

    // Generate Thumbnail
    int thumbnail_width = cfgManager.getProductConfiguration().getThumbnailConfiguration().getWidth();
    int thumbnail_height = cfgManager.getProductConfiguration().getThumbnailConfiguration().getHeight();
    boolean thumbnail_cutting = cfgManager.getProductConfiguration().getThumbnailConfiguration().isCutting();

    LOGGER.info("Generating Thumbnail " + thumbnail_width + "x" + thumbnail_height + " from "
            + input_image.getWidth() + "x" + input_image.getHeight() + " image.");

    image = ProcessingUtils.resizeImage(input_image, thumbnail_width, thumbnail_height, 10f, thumbnail_cutting);

    // Manages the thumbnail output
    file = new File(image_directory, identifier + "-th.jpg");
    try {
        if (ImageIO.write(image, "jpg", file)) {
            product.setThumbnailPath(file.getPath());
            product.setThumbnailSize(file.length());
        }
    } catch (IOException e) {
        LOGGER.error("Cannot save thumbnail.", e);
    }
    SdiImageFactory.close(input_list);
    if (afl != null) {
        afl.close();
    }
    return product;
}

From source file:org.apache.batik.transcoder.image.AbstractImageTranscoderTest.java

protected BufferedImage getImage(InputStream is) throws IOException {
    ImageTagRegistry reg = ImageTagRegistry.getRegistry();
    Filter filt = reg.readStream(is);
    if (filt == null)
        throw new IOException("Couldn't read Stream");

    RenderedImage red = filt.createDefaultRendering();
    if (red == null)
        throw new IOException("Couldn't render Stream");

    BufferedImage img = new BufferedImage(red.getWidth(), red.getHeight(), BufferedImage.TYPE_INT_ARGB);
    red.copyData(img.getRaster());/*from  www  . j a v  a2s.  com*/
    return img;
}

From source file:org.apache.fop.afp.AFPGraphics2D.java

/** {@inheritDoc} */
@Override//from   w w  w  .  j a  v a2 s  . c  om
public void drawRenderedImage(RenderedImage img, AffineTransform xform) {
    int imgWidth = img.getWidth();
    int imgHeight = img.getHeight();

    AffineTransform gat = gc.getTransform();
    int graphicsObjectHeight = graphicsObj.getObjectEnvironmentGroup().getObjectAreaDescriptor().getHeight();

    double toMillipointFactor = UnitConv.IN2PT * 1000 / (double) paintingState.getResolution();
    double x = gat.getTranslateX();
    double y = -(gat.getTranslateY() - graphicsObjectHeight);
    x = toMillipointFactor * x;
    y = toMillipointFactor * y;
    double w = toMillipointFactor * imgWidth * gat.getScaleX();
    double h = toMillipointFactor * imgHeight * -gat.getScaleY();

    AFPImageHandlerRenderedImage handler = new AFPImageHandlerRenderedImage();
    ImageInfo imageInfo = new ImageInfo(null, null);
    imageInfo.setSize(new ImageSize(img.getWidth(), img.getHeight(), paintingState.getResolution()));
    imageInfo.getSize().calcSizeFromPixels();
    ImageRendered red = new ImageRendered(imageInfo, img, null);
    Rectangle targetPos = new Rectangle((int) Math.round(x), (int) Math.round(y), (int) Math.round(w),
            (int) Math.round(h));
    AFPRenderingContext context = new AFPRenderingContext(null, resourceManager, paintingState, fontInfo, null);
    try {
        handler.handleImage(context, red, targetPos);
    } catch (IOException ioe) {
        handleIOException(ioe);
    }
}

From source file:org.apache.fop.render.pcl.PCLGenerator.java

private RenderedImage getMask(RenderedImage img, Dimension targetDim) {
    ColorModel cm = img.getColorModel();
    if (cm.hasAlpha()) {
        BufferedImage alpha = new BufferedImage(img.getWidth(), img.getHeight(), BufferedImage.TYPE_BYTE_GRAY);
        Raster raster = img.getData();
        GraphicsUtil.copyBand(raster, cm.getNumColorComponents(), alpha.getRaster(), 0);

        BufferedImageOp op1 = new LookupOp(new ByteLookupTable(0, THRESHOLD_TABLE), null);
        BufferedImage alphat = op1.filter(alpha, null);

        BufferedImage mask;//from   w w w.  jav a 2s.c  o  m
        if (true) {
            mask = new BufferedImage(targetDim.width, targetDim.height, BufferedImage.TYPE_BYTE_BINARY);
        } else {
            byte[] arr = { (byte) 0, (byte) 0xff };
            ColorModel colorModel = new IndexColorModel(1, 2, arr, arr, arr);
            WritableRaster wraster = Raster.createPackedRaster(DataBuffer.TYPE_BYTE, targetDim.width,
                    targetDim.height, 1, 1, null);
            mask = new BufferedImage(colorModel, wraster, false, null);
        }

        Graphics2D g2d = mask.createGraphics();
        try {
            AffineTransform at = new AffineTransform();
            double sx = targetDim.getWidth() / img.getWidth();
            double sy = targetDim.getHeight() / img.getHeight();
            at.scale(sx, sy);
            g2d.drawRenderedImage(alphat, at);
        } finally {
            g2d.dispose();
        }
        /*
        try {
        BatchDiffer.saveAsPNG(alpha, new java.io.File("D:/out-alpha.png"));
        BatchDiffer.saveAsPNG(mask, new java.io.File("D:/out-mask.png"));
        } catch (IOException e) {
        e.printStackTrace();
        }*/
        return mask;
    } else {
        return null;
    }
}

From source file:org.apache.fop.render.pcl.PCLGenerator.java

/**
 * Paint a bitmap at the current cursor position. The bitmap is converted to a monochrome
 * (1-bit) bitmap image./*from ww w  .j av a  2s  .c om*/
 * @param img the bitmap image
 * @param targetDim the target Dimention (in mpt)
 * @param sourceTransparency true if the background should not be erased
 * @throws IOException In case of an I/O error
 */
public void paintBitmap(RenderedImage img, Dimension targetDim, boolean sourceTransparency) throws IOException {
    double targetHResolution = img.getWidth() / UnitConv.mpt2in(targetDim.width);
    double targetVResolution = img.getHeight() / UnitConv.mpt2in(targetDim.height);
    double targetResolution = Math.max(targetHResolution, targetVResolution);
    int resolution = (int) Math.round(targetResolution);
    int effResolution = calculatePCLResolution(resolution, true);
    Dimension orgDim = new Dimension(img.getWidth(), img.getHeight());
    Dimension effDim;
    if (targetResolution == effResolution) {
        effDim = orgDim; //avoid scaling side-effects
    } else {
        effDim = new Dimension((int) Math.ceil(UnitConv.mpt2px(targetDim.width, effResolution)),
                (int) Math.ceil(UnitConv.mpt2px(targetDim.height, effResolution)));
    }
    boolean scaled = !orgDim.equals(effDim);
    //ImageWriterUtil.saveAsPNG(img, new java.io.File("D:/text-0-org.png"));

    boolean monochrome = isMonochromeImage(img);
    if (!monochrome) {
        //Transparency mask disabled. Doesn't work reliably
        final boolean transparencyDisabled = true;
        RenderedImage mask = (transparencyDisabled ? null : getMask(img, effDim));
        if (mask != null) {
            pushCursorPos();
            selectCurrentPattern(0, 1); //Solid white
            setTransparencyMode(true, true);
            paintMonochromeBitmap(mask, effResolution);
            popCursorPos();
        }

        RenderedImage red = BitmapImageUtil.convertToMonochrome(img, effDim, this.ditheringQuality);
        selectCurrentPattern(0, 0); //Solid black
        setTransparencyMode(sourceTransparency || mask != null, true);
        paintMonochromeBitmap(red, effResolution);
    } else {
        RenderedImage effImg = img;
        if (scaled) {
            effImg = BitmapImageUtil.convertToMonochrome(img, effDim);
        }
        setSourceTransparencyMode(sourceTransparency);
        selectCurrentPattern(0, 0); //Solid black
        paintMonochromeBitmap(effImg, effResolution);
    }
}

From source file:org.apache.fop.render.pcl.PCLGenerator.java

/**
 * Paint a bitmap at the current cursor position. The bitmap must be a monochrome
 * (1-bit) bitmap image.//from  w  w  w . j  ava  2s  .  co m
 * @param img the bitmap image (must be 1-bit b/w)
 * @param resolution the resolution of the image (must be a PCL resolution)
 * @throws IOException In case of an I/O error
 */
public void paintMonochromeBitmap(RenderedImage img, int resolution) throws IOException {
    if (!isValidPCLResolution(resolution)) {
        throw new IllegalArgumentException("Invalid PCL resolution: " + resolution);
    }
    boolean monochrome = isMonochromeImage(img);
    if (!monochrome) {
        throw new IllegalArgumentException("img must be a monochrome image");
    }

    setRasterGraphicsResolution(resolution);
    writeCommand("*r0f" + img.getHeight() + "t" + img.getWidth() + "s1A");
    Raster raster = img.getData();

    Encoder encoder = new Encoder(img);
    // Transfer graphics data
    int imgw = img.getWidth();
    IndexColorModel cm = (IndexColorModel) img.getColorModel();
    if (cm.getTransferType() == DataBuffer.TYPE_BYTE) {
        DataBufferByte dataBuffer = (DataBufferByte) raster.getDataBuffer();
        MultiPixelPackedSampleModel packedSampleModel = new MultiPixelPackedSampleModel(DataBuffer.TYPE_BYTE,
                img.getWidth(), img.getHeight(), 1);
        if (img.getSampleModel().equals(packedSampleModel) && dataBuffer.getNumBanks() == 1) {
            //Optimized packed encoding
            byte[] buf = dataBuffer.getData();
            int scanlineStride = packedSampleModel.getScanlineStride();
            int idx = 0;
            int c0 = toGray(cm.getRGB(0));
            int c1 = toGray(cm.getRGB(1));
            boolean zeroIsWhite = c0 > c1;
            for (int y = 0, maxy = img.getHeight(); y < maxy; y++) {
                for (int x = 0, maxx = scanlineStride; x < maxx; x++) {
                    if (zeroIsWhite) {
                        encoder.add8Bits(buf[idx]);
                    } else {
                        encoder.add8Bits((byte) ~buf[idx]);
                    }
                    idx++;
                }
                encoder.endLine();
            }
        } else {
            //Optimized non-packed encoding
            for (int y = 0, maxy = img.getHeight(); y < maxy; y++) {
                byte[] line = (byte[]) raster.getDataElements(0, y, imgw, 1, null);
                for (int x = 0, maxx = imgw; x < maxx; x++) {
                    encoder.addBit(line[x] == 0);
                }
                encoder.endLine();
            }
        }
    } else {
        //Safe but slow fallback
        for (int y = 0, maxy = img.getHeight(); y < maxy; y++) {
            for (int x = 0, maxx = imgw; x < maxx; x++) {
                int sample = raster.getSample(x, y, 0);
                encoder.addBit(sample == 0);
            }
            encoder.endLine();
        }
    }

    // End raster graphics
    writeCommand("*rB");
}

From source file:org.apache.fop.render.pdf.ImageRenderedAdapter.java

/** {@inheritDoc} */
@Override/*  w  w w. j  a  v  a  2s. c om*/
public int getWidth() {
    RenderedImage ri = getImage().getRenderedImage();
    return ri.getWidth();
}

From source file:org.apache.fop.util.BitmapImageUtilTestCase.java

/**
 * Tests the convertTo* methods.//from  w ww .  j a  v a2s.  c  om
 * @throws Exception if an error occurs
 */
@Test
public void testConvertToMono() throws Exception {
    BufferedImage testImage = createTestImage();
    saveAsPNG(testImage, "test-image");

    RenderedImage img;
    Dimension scaled = new Dimension(320, 240);

    img = BitmapImageUtil.convertToGrayscale(testImage, null);
    saveAsPNG(img, "out-gray");
    assertEquals(1, img.getColorModel().getNumComponents());
    assertEquals(8, img.getColorModel().getPixelSize());
    assertEquals(640, img.getWidth());
    assertEquals(480, img.getHeight());
    assertPixels("5757575757575757575757FFFFFFFFFF", img, 220, 34, 16);

    img = BitmapImageUtil.convertToGrayscale(testImage, scaled);
    saveAsPNG(img, "out-gray-scaled");
    assertEquals(1, img.getColorModel().getNumComponents());
    assertEquals(8, img.getColorModel().getPixelSize());
    assertEquals(320, img.getWidth());
    assertEquals(240, img.getHeight());

    img = BitmapImageUtil.convertToMonochrome(testImage, null);
    saveAsPNG(img, "out-mono");
    assertEquals(1, img.getColorModel().getPixelSize());
    assertEquals(640, img.getWidth());
    assertEquals(480, img.getHeight());
    assertPixels("00000000000000000000000101010101", img, 220, 34, 16);

    if (isJAIAvailable()) {
        img = BitmapImageUtil.convertToMonochrome(testImage, null, 0.5f);
        saveAsPNG(img, "out-mono-jai-0.5");
        assertEquals(1, img.getColorModel().getPixelSize());
        assertEquals(640, img.getWidth());
        assertEquals(480, img.getHeight());
        assertPixels("00010000000100000001000101010101", img, 220, 34, 16);

        img = BitmapImageUtil.convertToMonochrome(testImage, null, 1.0f);
        saveAsPNG(img, "out-mono-jai-1.0");
        assertEquals(1, img.getColorModel().getPixelSize());
        assertEquals(640, img.getWidth());
        assertEquals(480, img.getHeight());
        assertPixels("01000001000001000001000101010101", img, 220, 34, 16);
    }
}

From source file:org.apache.fop.visual.BitmapComparator.java

/**
 * Loads an image from a URL//  w  ww.j  a v  a 2s. c om
 * @param url the URL to the image
 * @return the bitmap as BufferedImage
 * TODO This method doesn't close the InputStream opened by the URL.
 */
public static BufferedImage getImage(URL url) {
    ImageTagRegistry reg = ImageTagRegistry.getRegistry();
    Filter filt = reg.readURL(new ParsedURL(url));
    if (filt == null) {
        return null;
    }

    RenderedImage red = filt.createDefaultRendering();
    if (red == null) {
        return null;
    }

    BufferedImage img = new BufferedImage(red.getWidth(), red.getHeight(), BufferedImage.TYPE_INT_ARGB);
    red.copyData(img.getRaster());

    return img;
}