Example usage for java.awt.image BufferedImage getHeight

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:de.mprengemann.intellij.plugin.androidicons.util.ImageUtils.java

private static void verifyBorderImage(BufferedImage border) throws IOException {
    int[] rgb = border.getRGB(0, 0, border.getWidth(), border.getHeight(), null, 0, border.getWidth());
    for (int aRgb : rgb) {
        if ((0xff000000 & aRgb) != 0) {
            if (aRgb != 0xff000000 && aRgb != 0xffff0000) {
                throw new IOException();
            }/*  w w  w .ja  v  a  2  s . c  o  m*/
        }
    }
}

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

public static List<BufferedImage> splitImage(BufferedImage img) throws Exception {
    final List<BufferedImage> subImgs = new ArrayList<BufferedImage>();
    final int width = img.getWidth();
    final int height = img.getHeight();
    final List<Integer> weightList = new ArrayList<Integer>();
    for (int x = 0; x < width; ++x) {
        int count = 0;
        for (int y = 0; y < height; ++y) {
            if (isWhite(img.getRGB(x, y), whiteThreshold) == 0) {
                count++;/*from  ww w . j a v a 2  s.  c om*/
            }
        }
        weightList.add(count);
    }
    // System.out.println(weightList.size());
    for (int i = 0; i < weightList.size(); i++) {
        int length = 0;
        while (i < weightList.size() && weightList.get(i) > 0) {
            i++;
            length++;
        }
        if (length > 18) {
            subImgs.add(removeBlank(img.getSubimage(i - length, 0, length / 2, height), whiteThreshold, 0));
            subImgs.add(removeBlank(img.getSubimage(i - length / 2, 0, length / 2, height), whiteThreshold, 0));
        } else if (length > 2) {
            subImgs.add(removeBlank(img.getSubimage(i - length, 0, length, height), whiteThreshold, 0));
        }
    }

    return subImgs;
}

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

public static void clearNoise(BufferedImage image) {
    final int width = image.getWidth();
    final int height = image.getHeight();

    /*/*  ww  w  .  ja v a  2 s  . c om*/
    for (int x = 0; x < width; x++) {
    for (int y = 0; y < height; y++) {
        image.setRGB(x, y, Color.WHITE.getRGB());
    }
    }
    */
    for (int x = image.getMinX(); x < width; x++) {
        for (int y = image.getMinY(); y < height; y++) {

            int point = image.getRGB(x, y);

            // 
            int top = (y > 0) ? image.getRGB(x, y - 1) : -1;
            // ?
            int right = (x < width - 1) ? image.getRGB(x + 1, y) : -1;
            // 
            int bottom = (y < height - 1) ? image.getRGB(x, y + 1) : -1;
            // 
            int left = (x > 0) ? image.getRGB(x - 1, y) : -1;
            // ?
            int topRight = ((x < width - 1) && (y > 0)) ? image.getRGB(x + 1, y - 1) : -1;
            // 
            int topLeft = ((x > 0) && (y > 0)) ? image.getRGB(x - 1, y - 1) : -1;
            // ?
            int bottomRight = ((x < width - 1) && (y < height - 1)) ? image.getRGB(x + 1, y + 1) : -1;
            // 
            int bottomLeft = ((x > 0) && (y < height - 1)) ? image.getRGB(x - 1, y + 1) : -1;

            int i = 0;
            i = (top != -1) ? i + 1 : i;
            i = (right != -1) ? i + 1 : i;
            i = (bottom != -1) ? i + 1 : i;
            i = (left != -1) ? i + 1 : i;

            i = (topRight != -1) ? i + 1 : i;
            i = (topLeft != -1) ? i + 1 : i;
            i = (bottomRight != -1) ? i + 1 : i;
            i = (bottomLeft != -1) ? i + 1 : i;

            // System.out.println("i:" + i + ", top:" + top + ", right:" + right + ", bottom:" + bottom + ", left:" + left + ", topRight:" + topRight + ", topLeft:" + topLeft + ", bottomRight:" + bottomRight + ", bottomLeft:" + bottomLeft);
            if (i < 5) {
                image.setRGB(x, y, Color.WHITE.getRGB());
            }

            /*
            int leftNearby = 0;
            if(left != -1) {
            int secondLeft = (x > 1) ? image.getRGB(x - 2, y) : -1;
            int threeLeft = (x > 2) ? image.getRGB(x - 3, y) : -1;
                    
            leftNearby = ((left == -1) ? 0 : 1) + ((secondLeft == -1) ? 0 : 1) + ((threeLeft == -1) ? 0 : 1);
            }
                    
            int rightNearby = 0;
            if(right != -1) {
            int secondRight = (x + 1 < width - 1) ? image.getRGB(x + 2, y) : -1;
            int threeRight = (x + 2 < width - 1) ? image.getRGB(x + 3, y) : -1;
                    
            rightNearby = ((right == -1) ? 0 : 1) + ((secondRight == -1) ? 0 : 1) + ((threeRight == -1) ? 0 : 1);
            }
                    
            int topNearby = 0;
            if(top != -1) {
            int secondTop = (y > 1) ? image.getRGB(x, y - 2) : -1;
            int threeTop = (y > 2) ? image.getRGB(x, y - 3) : -1;
                    
            topNearby = ((top == -1) ? 0 : 1) + ((secondTop == -1) ? 0 : 1) + ((threeTop == -1) ? 0 : 1);
            }
                    
            int bottomNearby = 0;
            if(bottom != -1) {
            int secondBottom = (y + 1 < height - 1) ? image.getRGB(x, y + 2) : -1;
            int threeBottom = (y + 2 < height - 1) ? image.getRGB(x, y + 3) : -1;
                    
            bottomNearby = ((bottom == -1) ? 0 : 1) + ((secondBottom == -1) ? 0 : 1) + ((threeBottom == -1) ? 0 : 0);
            }
                    
            System.out.println(leftNearby + " " + rightNearby + " " + topNearby + " " + bottomNearby);
            if (leftNearby != 2 && rightNearby != 2 && topNearby != 2 && bottomNearby != 2) {
            image.setRGB(x, y, Color.WHITE.getRGB());
            }
            */

            /*
            System.out.println(point - top);
            System.out.println(point - right);
            System.out.println(point - bottom);
            System.out.println(point - left);
            System.out.println(point - topRight);
            System.out.println(point - topLeft);
            System.out.println(point - bottomRight);
            System.out.println(point - bottomLeft);
            */

            // if (point != top && point != right && point != bottom && point != left && point != topRight && point != topLeft && point != bottomRight && point != bottomLeft) {
            //     image.setRGB(x, y, Color.WHITE.getRGB());
            // }

            /*
            Color color = new Color(image.getRGB(x, y));
            if((color.getBlue() < 120) || ((color.getRed() + color.getGreen() + color.getBlue()) < 50)) { //
            image.setRGB(x, y, Color.WHITE.getRGB());
            } else if((color.getRed() + color.getGreen() + color.getBlue()) < 400) {
            image.setRGB(x, y, Color.BLACK.getRGB());
            }
            */

            Color color = new Color(image.getRGB(x, y));
            if ((color.getRed() + color.getGreen() + color.getBlue()) < 600) {
                image.setRGB(x, y, Color.BLACK.getRGB());
            } else {
                image.setRGB(x, y, Color.WHITE.getRGB());
            }
        }
    }

}

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From source file:Main.java

private static IntBuffer getImageAsARGBIntBuffer(BufferedImage image) {
    DataBuffer buffer = image.getRaster().getDataBuffer();

    if (buffer instanceof DataBufferInt) {
        return IntBuffer.wrap(((DataBufferInt) buffer).getData());
    } else if (buffer instanceof DataBufferByte) {
        return ByteBuffer.wrap(((DataBufferByte) buffer).getData()).order(ByteOrder.BIG_ENDIAN).asIntBuffer();
    } else {//from  ww w  .  j  av  a  2s  . com
        int width = image.getWidth();
        int height = image.getHeight();
        int[] pixels = new int[width * height];
        image.getRGB(0, 0, width, height, pixels, 0, width);
        return IntBuffer.wrap(pixels);
    }
}

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From source file:com.silverpeas.util.ImageUtil.java

public static String[] getWidthAndHeightByHeight(InputStream image, int heightParam) {
    String[] result = new String[2];
    try {/*from  w w w.j  ava2 s  .  c o  m*/
        BufferedImage inputBuf = ImageIO.read(image);
        // calcul de la taille de la sortie
        double inputBufWidth;
        double inputBufHeight;
        double height;
        double ratio;
        double width;
        if (inputBuf.getHeight() > heightParam) {
            inputBufHeight = inputBuf.getHeight();
            inputBufWidth = inputBuf.getWidth();
            height = heightParam;
            ratio = inputBufHeight / height;
            width = inputBufWidth / ratio;
        } else {
            height = inputBuf.getHeight();
            width = inputBuf.getWidth();
        }
        String sWidth = Double.toString(width);
        String sHeight = Double.toString(height);

        result[0] = sWidth.substring(0, sWidth.indexOf('.'));
        result[1] = sHeight.substring(0, sHeight.indexOf('.'));

        return result;
    } catch (Exception e) {
        SilverTrace.error("util", "ImageUtil.getWidthAndHeightByHeight", "root.MSG_GEN_ERROR", e);
    }
    return result;
}

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From source file:ImageProcessing.ImageProcessing.java

public static double[] extractGrayColor(BufferedImage source) {
    //Extracts the gray value from the pixels at the source by 
    //calculating the average of the RGB value at the given pixel.
    int imageWidth = source.getWidth();
    int imageHeight = source.getHeight();
    double[] values = new double[imageWidth * imageHeight];

    for (int i = 0; i < imageHeight; i++) {
        for (int j = 0; j < imageWidth; j++) {
            int rgbValue = source.getRGB(j, i);
            Color currentPixel = new Color(rgbValue, true);
            int value = (currentPixel.getRed() + currentPixel.getGreen() + currentPixel.getBlue()) / 3;
            values[(i * imageWidth) + j] = value;
        }// w w  w  . ja v  a  2 s . com
    }

    return values;
}

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From source file:ar.com.zauber.common.image.impl.AbstractImage.java

/**
 * Creates a thumbnail/* w  w  w  . j  a  v a2  s  .c  o m*/
 * 
 * @param is data source
 * @param os data source
 * @throws IOException if there is a problem reading is
 */
public static void createThumbnail(final InputStream is, final OutputStream os, final int target)
        throws IOException {
    final float compression = 0.85F;
    ImageWriter writer = null;
    MemoryCacheImageOutputStream mos = null;
    Graphics2D graphics2D = null;
    try {
        final BufferedImage bi = ImageIO.read(is);
        final Iterator<ImageWriter> iter = ImageIO.getImageWritersByFormatName("JPG");
        if (!iter.hasNext()) {
            throw new IllegalStateException("can't find JPG subsystem");
        }

        int w = bi.getWidth(), h = bi.getHeight();
        if (w < target && h < target) {
            // nothing to recalculate, ya es chiquita.
        } else {
            if (w > h) {
                h = target * bi.getHeight() / bi.getWidth();
                w = target;
            } else {
                w = target * bi.getWidth() / bi.getHeight();
                h = target;
            }
        }
        // draw original image to thumbnail image object and
        // scale it to the new size on-the-fly
        final BufferedImage thumbImage = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
        graphics2D = thumbImage.createGraphics();
        graphics2D.setRenderingHint(RenderingHints.KEY_INTERPOLATION,
                RenderingHints.VALUE_INTERPOLATION_BILINEAR);
        graphics2D.drawImage(bi, 0, 0, w, h, null);

        writer = (ImageWriter) iter.next();
        final ImageWriteParam iwp = writer.getDefaultWriteParam();
        iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
        iwp.setCompressionQuality(compression);
        mos = new MemoryCacheImageOutputStream(os);
        writer.setOutput(mos);
        writer.write(null, new IIOImage(thumbImage, null, null), iwp);
    } finally {
        if (writer != null) {
            writer.dispose();
        }
        if (mos != null) {
            mos.close();
        }
        if (graphics2D != null) {
            graphics2D.dispose();
        }
        is.close();
        os.close();
    }
}

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From source file:edu.nps.moves.mmowgli.modules.userprofile.InstallImageDialog.java

public static MediaImage putFileImageIntoDbTL(File f, String name, String mimeType) throws IOException {
    Image imgObj = new Image(name, mimeType);
    FileInputStream fis = new FileInputStream(f);
    byte[] ba = IOUtils.toByteArray(fis);
    imgObj.setBytes(ba);//from  w  ww .j a  va2  s. com

    InputStream bain = new ByteArrayInputStream(ba);
    BufferedImage bimg = ImageIO.read(bain);
    imgObj.setWidth(bimg.getWidth());
    imgObj.setHeight(bimg.getHeight());
    Image.saveTL(imgObj);

    Media med = new Media();
    med.setDescription(imgObj.getName() + " in db");
    med.setSource(Media.Source.DATABASE);
    med.setType(MediaType.IMAGE);
    med.setHandle("" + bimg.getWidth() + "x" + bimg.getHeight());
    med.setUrl(imgObj.getName());
    med.setWidth((long) bimg.getWidth());
    med.setHeight((long) bimg.getHeight());
    Media.saveTL(med);
    return new MediaImage(med, imgObj);
}

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From source file:de.mprengemann.intellij.plugin.androidicons.images.ImageUtils.java

private static BufferedImage trim9PBorder(BufferedImage inputImage) {
    BufferedImage trimedImage = UIUtil.createImage(inputImage.getWidth() - 2, inputImage.getHeight() - 2,
            BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = trimedImage.createGraphics();
    g.drawImage(inputImage, 0, 0, trimedImage.getWidth(), trimedImage.getHeight(), 1, 1,
            inputImage.getWidth() - 1, inputImage.getHeight() - 1, null);
    g.dispose();/*from  w  ww. j a  va  2  s  .  co  m*/
    return trimedImage;
}

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From source file:de.darkblue.bongloader2.utils.ToolBox.java

public static BufferedImage grayScale(BufferedImage image) {
    BufferedImage newImage = new BufferedImage(image.getWidth(), image.getHeight(),
            BufferedImage.TYPE_BYTE_GRAY);
    Graphics g = newImage.getGraphics();
    g.drawImage(image, 0, 0, null);/*from   ww w  .ja  v  a 2  s .c  om*/
    g.dispose();

    return newImage;
}

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