Example usage for java.awt.image BufferedImage getHeight

List of usage examples for java.awt.image BufferedImage getHeight

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Introduction

In this page you can find the example usage for java.awt.image BufferedImage getHeight.

Prototype

public int getHeight()

Source Link

Document

Returns the height of the BufferedImage .

Usage

From source file:com.softenido.cafedark.image.hash.ImageHashBuilder.java

public Hash buildHash(BufferedImage image) {
    count.incrementAndGet();//w ww . ja v  a  2s.c  om
    image = scale.filter(image);

    int w = image.getWidth();
    int h = image.getHeight();

    //        JFrame frame = new JFrame();
    //        frame.setTitle("["+w+"x"+h+"]"+" ");
    //        frame.add(new JLabel(new ImageIcon(image)));
    //        frame.setVisible(true);
    //        frame.pack();

    int[] pixels = null;
    pixels = image.getRGB(0, 0, w, h, pixels, 0, w);
    if (colorThreshold > 0 && gray) {
        byte[] hash = new byte[pixels.length];
        for (int i = 0; i < hash.length; i++) {
            hash[i] = (byte) (pixels[i] & 0xff);
        }
        int hc = (w * h) + (w - h);
        //            System.out.println(Arrays.toString(hash));
        return new StickyImageHash(w, h, hc, hash, colorThreshold, countThresold);
    }
    if (colorThreshold > 0) {
        byte[] hash = ArrayUtils.getByteArray(pixels);
        int hc = (w * h) + (w - h);
        System.out.println(Arrays.toString(hash));
        return new StickyImageHash(w, h, hc, hash, colorThreshold, countThresold);
    }
    byte[] hash = buildDigest(pixels);
    int hc = (w * h) + (w - h) + Arrays.hashCode(hash);
    System.out.println(Arrays.toString(hash));
    return new ImageHash(w, h, hc, hash);
}

From source file:com.ackpdfbox.app.imageio.TIFFUtil.java

/**
 * Updates the given ImageIO metadata with Sun's custom TIFF tags, as described in
 * the <a href="https://svn.apache.org/repos/asf/xmlgraphics/commons/tags/commons-1_3_1/src/java/org/apache/xmlgraphics/image/writer/imageio/ImageIOTIFFImageWriter.java">org.apache.xmlgraphics.image.writer.ImageIOTIFFImageWriter
 * sources</a>, /*  ww  w  .  j a va2  s .c  om*/
 * the <a href="http://download.java.net/media/jai-imageio/javadoc/1.0_01/com/sun/media/imageio/plugins/tiff/package-summary.html">com.sun.media.imageio.plugins.tiff
 * package javadoc</a>
 * and the <a href="http://partners.adobe.com/public/developer/tiff/index.html">TIFF
 * specification</a>.
 *
 * @param image buffered image which will be written
 * @param metadata ImageIO metadata
 * @param dpi image dots per inch
 * @throws IIOInvalidTreeException if something goes wrong
 */
static void updateMetadata(IIOMetadata metadata, BufferedImage image, int dpi) throws IIOInvalidTreeException {
    debugLogMetadata(metadata, SUN_TIFF_FORMAT);

    if (!SUN_TIFF_FORMAT.equals(metadata.getNativeMetadataFormatName())) {
        LOG.debug("Using unknown TIFF image writer: " + metadata.getNativeMetadataFormatName());
        return;
    }

    IIOMetadataNode root = new IIOMetadataNode(SUN_TIFF_FORMAT);
    IIOMetadataNode ifd;
    if (root.getElementsByTagName("TIFFIFD").getLength() == 0) {
        ifd = new IIOMetadataNode("TIFFIFD");
        ifd.setAttribute("tagSets", tagSetClassName);
        root.appendChild(ifd);
    } else {
        ifd = (IIOMetadataNode) root.getElementsByTagName("TIFFIFD").item(0);
    }

    // standard metadata does not work, so we set the DPI manually
    ifd.appendChild(createRationalField(282, "XResolution", dpi, 1));
    ifd.appendChild(createRationalField(283, "YResolution", dpi, 1));
    ifd.appendChild(createShortField(296, "ResolutionUnit", 2)); // Inch

    ifd.appendChild(createLongField(278, "RowsPerStrip", image.getHeight()));
    ifd.appendChild(createAsciiField(305, "Software", "PDFBOX"));

    if (image.getType() == BufferedImage.TYPE_BYTE_BINARY && image.getColorModel().getPixelSize() == 1) {
        // set PhotometricInterpretation WhiteIsZero
        // because of bug in Windows XP preview
        ifd.appendChild(createShortField(262, "PhotometricInterpretation", 0));
    }

    metadata.mergeTree(SUN_TIFF_FORMAT, root);

    debugLogMetadata(metadata, SUN_TIFF_FORMAT);
}

From source file:TextureByReference.java

public static BufferedImage convertToCustomRGB(BufferedImage bImage) {
    if (bImage.getType() != BufferedImage.TYPE_INT_ARGB) {
        ImageOps.convertImage(bImage, BufferedImage.TYPE_INT_ARGB);
    }//from  w w w . j  a  v  a2 s.c o m

    int width = bImage.getWidth();
    int height = bImage.getHeight();

    ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
    int[] nBits = { 8, 8, 8 };
    ColorModel cm = new ComponentColorModel(cs, nBits, false, false, Transparency.OPAQUE, 0);
    int[] bandOffset = { 0, 1, 2 };

    WritableRaster newRaster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height, width * 3, 3,
            bandOffset, null);
    byte[] byteData = ((DataBufferByte) newRaster.getDataBuffer()).getData();
    Raster origRaster = bImage.getData();
    int[] pixel = new int[4];
    int k = 0;
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            pixel = origRaster.getPixel(i, j, pixel);
            byteData[k++] = (byte) (pixel[0]);
            byteData[k++] = (byte) (pixel[1]);
            byteData[k++] = (byte) (pixel[2]);
        }
    }
    BufferedImage newImage = new BufferedImage(cm, newRaster, false, null);
    //  if (newImage.getType() == BufferedImage.TYPE_CUSTOM) {
    //    System.out.println("Type is custom");
    //  }
    return newImage;
}

From source file:com.dianping.imcaptcha.strategy.WaveFilter.java

public BufferedImage filter(BufferedImage src, BufferedImage dst) {
    int width = src.getWidth();
    int height = src.getHeight();
    int type = src.getType();
    WritableRaster srcRaster = src.getRaster();

    originalSpace = new Rectangle(0, 0, width, height);
    transformedSpace = new Rectangle(0, 0, width, height);
    transformSpace(transformedSpace);// ww w  . j  av  a 2s  .c om

    if (dst == null) {
        ColorModel dstCM = src.getColorModel();
        dst = new BufferedImage(dstCM,
                dstCM.createCompatibleWritableRaster(transformedSpace.width, transformedSpace.height),
                dstCM.isAlphaPremultiplied(), null);
    }
    WritableRaster dstRaster = dst.getRaster();

    int[] inPixels = getRGB(src, 0, 0, width, height, null);

    if (interpolation == NEAREST_NEIGHBOUR)
        return filterPixelsNN(dst, width, height, inPixels, transformedSpace);

    int srcWidth = width;
    int srcHeight = height;
    int srcWidth1 = width - 1;
    int srcHeight1 = height - 1;
    int outWidth = transformedSpace.width;
    int outHeight = transformedSpace.height;
    int outX, outY;
    int index = 0;
    int[] outPixels = new int[outWidth];
    float radius = srcHeight * 1.0f / 2 / (float) Math.PI;
    outX = transformedSpace.x;
    outY = transformedSpace.y;
    float[] out = new float[2];

    for (int y = 0; y < outHeight; y++) {
        for (int x = 0; x < outWidth; x++) {
            transformInverse(outX + x, outY + y, out, radius);
            int srcX = (int) Math.floor(out[0]);
            int srcY = (int) Math.floor(out[1]);
            float xWeight = out[0] - srcX;
            float yWeight = out[1] - srcY;
            int nw, ne, sw, se;

            if (srcX >= 0 && srcX < srcWidth1 && srcY >= 0 && srcY < srcHeight1) {
                // Easy case, all corners are in the image
                int i = srcWidth * srcY + srcX;
                nw = inPixels[i];
                ne = inPixels[i + 1];
                sw = inPixels[i + srcWidth];
                se = inPixels[i + srcWidth + 1];
            } else {
                // Some of the corners are off the image
                nw = getPixel(inPixels, srcX, srcY, srcWidth, srcHeight);
                ne = getPixel(inPixels, srcX + 1, srcY, srcWidth, srcHeight);
                sw = getPixel(inPixels, srcX, srcY + 1, srcWidth, srcHeight);
                se = getPixel(inPixels, srcX + 1, srcY + 1, srcWidth, srcHeight);
            }
            outPixels[x] = ImageMath.bilinearInterpolate(xWeight, yWeight, nw, ne, sw, se);
        }
        setRGB(dst, 0, y, transformedSpace.width, 1, outPixels);
    }
    return dst;
}

From source file:com.aegon.pdf2tiff.TIFFUtil.java

/**
 * Updates the given ImageIO metadata with Sun's custom TIFF tags.
 * {@see https://svn.apache.org/repos/asf/xmlgraphics/commons/tags/commons-1_3_1/src/java/org/
 *       apache/xmlgraphics/image/writer/imageio/ImageIOTIFFImageWriter.java}
 * {@see http://download.java.net/media/jai-imageio/javadoc/1.0_01/com/sun/media/imageio/
 *       plugins/tiff/package-summary.html}
 * {@see http://partners.adobe.com/public/developer/tiff/index.html}
 * @param image buffered image which will be written
 * @param metadata ImageIO metadata/*  ww  w.  ja v  a2  s .  c om*/
 * @param dpi image dots per inch
 */
public static void updateMetadata(IIOMetadata metadata, BufferedImage image, int dpi) {
    debugLogMetadata(metadata, SUN_TIFF_FORMAT);

    if (!SUN_TIFF_FORMAT.equals(metadata.getNativeMetadataFormatName())) {
        LOG.debug("Using unknown TIFF image writer: " + metadata.getNativeMetadataFormatName());
        return;
    }

    IIOMetadataNode root = new IIOMetadataNode(SUN_TIFF_FORMAT);
    IIOMetadataNode ifd;
    if (root.getElementsByTagName("TIFFIFD").getLength() == 0) {
        ifd = new IIOMetadataNode("TIFFIFD");
        ifd.setAttribute("tagSets", "com.sun.media.imageio.plugins.tiff.BaselineTIFFTagSet");
        root.appendChild(ifd);
    } else {
        ifd = (IIOMetadataNode) root.getElementsByTagName("TIFFIFD").item(0);
    }

    // standard metadata does not work, so we set the DPI manually
    ifd.appendChild(createRationalField(282, "XResolution", dpi, 1));
    ifd.appendChild(createRationalField(283, "YResolution", dpi, 1));
    ifd.appendChild(createShortField(296, "ResolutionUnit", 2)); // Inch

    ifd.appendChild(createLongField(278, "RowsPerStrip", image.getHeight()));
    ifd.appendChild(createAsciiField(305, "Software", "PDFBOX"));

    if (image.getType() == BufferedImage.TYPE_BYTE_BINARY && image.getColorModel().getPixelSize() == 1) {
        // set PhotometricInterpretation WhiteIsZero
        // because of bug in Windows XP preview
        ifd.appendChild(createShortField(262, "PhotometricInterpretation", 0));
    }

    try {
        metadata.mergeTree(SUN_TIFF_FORMAT, root);
    } catch (IIOInvalidTreeException e) {
        // should never happen
        throw new RuntimeException(e);
    }

    debugLogMetadata(metadata, SUN_TIFF_FORMAT);
}

From source file:TextureByReference.java

public static BufferedImage convertToCustomRGBA(BufferedImage bImage) {
    if (bImage.getType() != BufferedImage.TYPE_INT_ARGB) {
        ImageOps.convertImage(bImage, BufferedImage.TYPE_INT_ARGB);
    }// w  w  w  .ja v  a 2  s.  c o m

    int width = bImage.getWidth();
    int height = bImage.getHeight();

    ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
    int[] nBits = { 8, 8, 8, 8 };
    ColorModel cm = new ComponentColorModel(cs, nBits, true, false, Transparency.OPAQUE, 0);
    int[] bandOffset = { 0, 1, 2, 3 };

    WritableRaster newRaster = Raster.createInterleavedRaster(DataBuffer.TYPE_BYTE, width, height, width * 4, 4,
            bandOffset, null);
    byte[] byteData = ((DataBufferByte) newRaster.getDataBuffer()).getData();
    Raster origRaster = bImage.getData();
    int[] pixel = new int[4];
    int k = 0;
    for (int j = 0; j < height; j++) {
        for (int i = 0; i < width; i++) {
            pixel = origRaster.getPixel(i, j, pixel);
            byteData[k++] = (byte) (pixel[0]);
            byteData[k++] = (byte) (pixel[1]);
            byteData[k++] = (byte) (pixel[2]);
            byteData[k++] = (byte) (pixel[3]);
        }
    }
    BufferedImage newImage = new BufferedImage(cm, newRaster, false, null);
    //  if (newImage.getType() == BufferedImage.TYPE_CUSTOM) {
    //    System.out.println("Type is custom");
    //  }
    return newImage;
}

From source file:cpcc.ros.services.RosImageConverterTest.java

/**
 * @param image the image to be checked.
 *//*from   www .  j a  va  2s  . co m*/
private void assertThatImageIsEmpty(BufferedImage image) {
    for (int y = 0; y < image.getHeight(); ++y) {
        for (int x = 0; x < image.getWidth(); ++x) {
            assertThat(image.getRGB(x, y)).overridingErrorMessage("Problem at x=%d, y=%d", x, y).isEqualTo(0);
        }
    }
}

From source file:Textures.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);

    Graphics2D g2d = (Graphics2D) g;

    g2d.setColor(new Color(212, 212, 212));
    g2d.drawRect(10, 15, 90, 60);/*from   ww  w  .j  a  v a 2  s  .  c o  m*/

    BufferedImage bimage1 = null;

    URL url1 = ClassLoader.getSystemResource("a.png");

    try {
        bimage1 = ImageIO.read(url1);
    } catch (IOException ioe) {
        ioe.printStackTrace();
    }

    Rectangle rect1 = new Rectangle(0, 0, bimage1.getWidth(), bimage1.getHeight());
    TexturePaint texture1 = new TexturePaint(bimage1, rect1);

    g2d.setPaint(texture1);
    g2d.fillRect(10, 15, 90, 60);
}

From source file:com.gst.infrastructure.documentmanagement.data.ImageData.java

public void resizeImage(InputStream in, OutputStream out, int maxWidth, int maxHeight) throws IOException {

    BufferedImage src = ImageIO.read(in);
    if (src.getWidth() <= maxWidth && src.getHeight() <= maxHeight) {
        out.write(getContent());/*from   ww w. j  a v a2 s. co  m*/
        return;
    }
    float widthRatio = (float) src.getWidth() / maxWidth;
    float heightRatio = (float) src.getHeight() / maxHeight;
    float scaleRatio = widthRatio > heightRatio ? widthRatio : heightRatio;

    // TODO(lindahl): Improve compressed image quality (perhaps quality
    // ratio)

    int newWidth = (int) (src.getWidth() / scaleRatio);
    int newHeight = (int) (src.getHeight() / scaleRatio);
    int colorModel = fileExtension == ContentRepositoryUtils.IMAGE_FILE_EXTENSION.JPEG
            ? BufferedImage.TYPE_INT_RGB
            : BufferedImage.TYPE_INT_ARGB;
    BufferedImage target = new BufferedImage(newWidth, newHeight, colorModel);
    Graphics2D g = target.createGraphics();
    g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
    g.drawImage(src, 0, 0, newWidth, newHeight, Color.BLACK, null);
    g.dispose();
    ImageIO.write(target, fileExtension != null ? fileExtension.getValueWithoutDot() : "jpeg", out);
}

From source file:net.rptools.lib.image.ThumbnailManager.java

private BufferedImage getCachedThumbnail(File file) {
    File thumbnailFile = getThumbnailFile(file);

    if (!thumbnailFile.exists()) {
        return null;
    }/*w  w w.  ja v a  2 s  .c  o m*/
    try {
        // Check that it hasn't changed on disk
        if (file.lastModified() > thumbnailFile.lastModified()) {
            return null;
        }
        // Get the thumbnail
        BufferedImage thumbnail = ImageIO.read(thumbnailFile);

        // Check that we have the size we want
        if (thumbnail.getWidth() != thumbnailSize.width && thumbnail.getHeight() != thumbnailSize.height) {
            return null;
        }
        return thumbnail;
    } catch (IOException ioe) {
        return null;
    }
}