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:Hexagon.java

public static void drawImage(Graphics g, BufferedImage img, Align align) {
    drawImage(g, img, align, img.getWidth(), img.getHeight(), null);
}

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From source file:org.jamwiki.utils.ImageUtil.java

/**
 * Given a virtualWiki and WikiFIle that correspond to an existing image,
 * return the WikiImage object.  In addition, an optional maxDimension
 * parameter may be specified, in which case a resized version of the image
 * may be created./*from w w  w.  jav a2  s  .co m*/
 *
 * @param wikiFile Given a WikiFile object, use it to initialize a
 *  WikiImage object.
 * @param maxDimension The maximum width or height for the initialized
 *  WikiImage object.  Setting this value to 0 or less will cause the
 *  value to be ignored.
 * @return An initialized WikiImage object.
 * @throws Exception Thrown if an error occurs while initializing the
 *  WikiImage object.
 */
public static WikiImage initializeImage(WikiFile wikiFile, int maxDimension) throws Exception {
    Assert.notNull(wikiFile, "wikiFile may not be null");
    WikiImage wikiImage = new WikiImage(wikiFile);
    BufferedImage imageObject = null;
    if (maxDimension > 0) {
        imageObject = ImageUtil.resizeImage(wikiImage, maxDimension);
        setScaledDimensions(imageObject, wikiImage, maxDimension);
    } else {
        File imageFile = new File(Environment.getValue(Environment.PROP_FILE_DIR_FULL_PATH),
                wikiImage.getUrl());
        imageObject = ImageUtil.loadImage(imageFile);
        wikiImage.setWidth(imageObject.getWidth());
        wikiImage.setHeight(imageObject.getHeight());
    }
    return wikiImage;
}

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From source file:iqq.util.ImageUtil.java

/**
 * ?/*from w w  w. jav a2 s  .  co m*/
 *
 * @param srcFile ?
 * @param destFile 
 * @param watermarkFile ?
 * @param watermarkPosition ??
 * @param alpha ??
 */
public synchronized static void addWatermark(File srcFile, File destFile, InputStream watermarkFile,
        WatermarkPosition watermarkPosition, int alpha) {
    //watermarkFile == null || !watermarkFile.exists() || 
    if (!srcFile.exists() || watermarkFile == null || watermarkPosition == null
            || watermarkPosition == WatermarkPosition.no) {
        Log.println("addWatermark null");
        return;
    }
    if (type == Type.jdk) {
        try {
            BufferedImage srcBufferedImage = ImageIO.read(srcFile);
            if (srcBufferedImage == null) {
                return;
            }
            int srcWidth = srcBufferedImage.getWidth();
            int srcHeight = srcBufferedImage.getHeight();
            BufferedImage destBufferedImage = new BufferedImage(srcWidth, srcHeight,
                    BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics2D = destBufferedImage.createGraphics();
            graphics2D.setBackground(BACKGROUND_COLOR);
            graphics2D.clearRect(0, 0, srcWidth, srcHeight);
            graphics2D.drawImage(srcBufferedImage, 0, 0, null);
            graphics2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha / 100.0F));

            BufferedImage watermarkBufferedImage = ImageIO.read(watermarkFile);
            int watermarkImageWidth = watermarkBufferedImage.getWidth();
            int watermarkImageHeight = watermarkBufferedImage.getHeight();
            int x = srcWidth - watermarkImageWidth;
            int y = srcHeight - watermarkImageHeight;
            if (watermarkPosition == WatermarkPosition.topLeft) {
                x = 0;
                y = 0;
            } else if (watermarkPosition == WatermarkPosition.topRight) {
                x = srcWidth - watermarkImageWidth;
                y = 0;
            } else if (watermarkPosition == WatermarkPosition.center) {
                x = (srcWidth - watermarkImageWidth) / 2;
                y = (srcHeight - watermarkImageHeight) / 2;
            } else if (watermarkPosition == WatermarkPosition.bottomLeft) {
                x = 0;
                y = srcHeight - watermarkImageHeight;
            } else if (watermarkPosition == WatermarkPosition.bottomRight) {
                x = srcWidth - watermarkImageWidth;
                y = srcHeight - watermarkImageHeight;
            }
            graphics2D.drawImage(watermarkBufferedImage, x, y, watermarkImageWidth, watermarkImageHeight, null);
            graphics2D.dispose();

            FileOutputStream out = new FileOutputStream(destFile);
            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
            JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(destBufferedImage);
            param.setQuality((float) DEST_QUALITY / 100, false);
            encoder.setJPEGEncodeParam(param);
            encoder.encode(destBufferedImage);
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        String gravity = "SouthEast";
        if (watermarkPosition == WatermarkPosition.topLeft) {
            gravity = "NorthWest";
        } else if (watermarkPosition == WatermarkPosition.topRight) {
            gravity = "NorthEast";
        } else if (watermarkPosition == WatermarkPosition.center) {
            gravity = "Center";
        } else if (watermarkPosition == WatermarkPosition.bottomLeft) {
            gravity = "SouthWest";
        } else if (watermarkPosition == WatermarkPosition.bottomRight) {
            gravity = "SouthEast";
        }
        IMOperation operation = new IMOperation();
        operation.gravity(gravity);
        operation.dissolve(alpha);
        operation.quality((double) DEST_QUALITY);
        //operation.addImage(watermarkFile);
        operation.addImage(srcFile.getPath());
        operation.addImage(destFile.getPath());
        if (type == Type.graphicsMagick) {
            CompositeCmd compositeCmd = new CompositeCmd(true);
            if (graphicsMagickPath != null) {
                compositeCmd.setSearchPath(graphicsMagickPath);
            }
            try {
                compositeCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        } else {
            CompositeCmd compositeCmd = new CompositeCmd(false);
            if (imageMagickPath != null) {
                compositeCmd.setSearchPath(imageMagickPath);
            }
            try {
                compositeCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        }
    }
}

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From source file:de.fhg.igd.swingrcp.SwingRCPUtilities.java

/**
 * Convert a {@link BufferedImage} to a SWT Image.
 * //from ww  w  .j  a  v  a 2 s. c  o  m
 * {@link "http://dev.eclipse.org/viewcvs/index.cgi/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet156.java?view=co"}
 * 
 * @param bufferedImage the AWT {@link BufferedImage}
 * @return the SWT {@link ImageData}
 */
public static ImageData convertToSWT(BufferedImage bufferedImage) {
    if (bufferedImage.getColorModel() instanceof DirectColorModel) {
        DirectColorModel colorModel = (DirectColorModel) bufferedImage.getColorModel();
        PaletteData palette = new PaletteData(colorModel.getRedMask(), colorModel.getGreenMask(),
                colorModel.getBlueMask());
        ImageData data = new ImageData(bufferedImage.getWidth(), bufferedImage.getHeight(),
                colorModel.getPixelSize(), palette);
        for (int y = 0; y < data.height; y++) {
            for (int x = 0; x < data.width; x++) {
                int rgb = bufferedImage.getRGB(x, y);
                int pixel = palette.getPixel(new RGB((rgb >> 16) & 0xFF, (rgb >> 8) & 0xFF, rgb & 0xFF));
                data.setPixel(x, y, pixel);
                // also set the alpha value (ST)
                data.setAlpha(x, y, colorModel.getAlpha(rgb));
            }
        }
        return data;
    } else if (bufferedImage.getColorModel() instanceof IndexColorModel) {
        IndexColorModel colorModel = (IndexColorModel) bufferedImage.getColorModel();
        int size = colorModel.getMapSize();
        byte[] reds = new byte[size];
        byte[] greens = new byte[size];
        byte[] blues = new byte[size];
        colorModel.getReds(reds);
        colorModel.getGreens(greens);
        colorModel.getBlues(blues);
        RGB[] rgbs = new RGB[size];
        for (int i = 0; i < rgbs.length; i++) {
            rgbs[i] = new RGB(reds[i] & 0xFF, greens[i] & 0xFF, blues[i] & 0xFF);
        }
        PaletteData palette = new PaletteData(rgbs);
        ImageData data = new ImageData(bufferedImage.getWidth(), bufferedImage.getHeight(),
                colorModel.getPixelSize(), palette);
        data.transparentPixel = colorModel.getTransparentPixel();
        WritableRaster raster = bufferedImage.getRaster();
        int[] pixelArray = new int[1];
        for (int y = 0; y < data.height; y++) {
            for (int x = 0; x < data.width; x++) {
                raster.getPixel(x, y, pixelArray);
                data.setPixel(x, y, pixelArray[0]);
            }
        }
        return data;
    }
    return null;
}

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

private static BufferedImage generateBordersImage(BufferedImage source, int trimmedWidth, int trimmedHeight)
        throws Wrong9PatchException, IOException {
    BufferedImage finalBorder = UIUtil.createImage(trimmedWidth + 2, trimmedHeight + 2,
            BufferedImage.TYPE_INT_ARGB);
    int cutW = source.getWidth() - 2;
    int cutH = source.getHeight() - 2;

    // left border
    BufferedImage leftBorder = UIUtil.createImage(1, cutH, BufferedImage.TYPE_INT_ARGB);
    leftBorder.setRGB(0, 0, 1, cutH, source.getRGB(0, 1, 1, cutH, null, 0, 1), 0, 1);
    verifyBorderImage(leftBorder);//from  www . j av  a2s.c o m
    leftBorder = resizeBorder(leftBorder, 1, trimmedHeight);
    finalBorder.setRGB(0, 1, 1, trimmedHeight, leftBorder.getRGB(0, 0, 1, trimmedHeight, null, 0, 1), 0, 1);

    // right border
    BufferedImage rightBorder = UIUtil.createImage(1, cutH, BufferedImage.TYPE_INT_ARGB);
    rightBorder.setRGB(0, 0, 1, cutH, source.getRGB(cutW + 1, 1, 1, cutH, null, 0, 1), 0, 1);
    verifyBorderImage(rightBorder);
    rightBorder = resizeBorder(rightBorder, 1, trimmedHeight);
    finalBorder.setRGB(trimmedWidth + 1, 1, 1, trimmedHeight,
            rightBorder.getRGB(0, 0, 1, trimmedHeight, null, 0, 1), 0, 1);

    // top border
    BufferedImage topBorder = UIUtil.createImage(cutW, 1, BufferedImage.TYPE_INT_ARGB);
    topBorder.setRGB(0, 0, cutW, 1, source.getRGB(1, 0, cutW, 1, null, 0, cutW), 0, cutW);
    verifyBorderImage(topBorder);
    topBorder = resizeBorder(topBorder, trimmedWidth, 1);
    finalBorder.setRGB(1, 0, trimmedWidth, 1, topBorder.getRGB(0, 0, trimmedWidth, 1, null, 0, trimmedWidth), 0,
            trimmedWidth);

    // bottom border
    BufferedImage bottomBorder = UIUtil.createImage(cutW, 1, BufferedImage.TYPE_INT_ARGB);
    bottomBorder.setRGB(0, 0, cutW, 1, source.getRGB(1, cutH + 1, cutW, 1, null, 0, cutW), 0, cutW);
    verifyBorderImage(bottomBorder);
    bottomBorder = resizeBorder(bottomBorder, trimmedWidth, 1);
    finalBorder.setRGB(1, trimmedHeight + 1, trimmedWidth, 1,
            bottomBorder.getRGB(0, 0, trimmedWidth, 1, null, 0, trimmedWidth), 0, trimmedWidth);

    return finalBorder;
}

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

public static int pickBestTransparency(BufferedImage image) {
    // See if we can short circuit
    ColorModel colorModel = image.getColorModel();
    if (colorModel.getTransparency() == Transparency.OPAQUE) {
        return Transparency.OPAQUE;
    }//  ww w.j a va 2 s  . co m
    // Get the pixels
    int width = image.getWidth();
    int height = image.getHeight();

    // Look for specific pixels
    boolean foundTransparent = false;
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) {
            // Get the next pixel
            int pixel = image.getRGB(x, y);
            int alpha = (pixel >> 24) & 0xff;

            // Is there translucency or just pure transparency ?
            if (alpha > 0 && alpha < 255) {
                return Transparency.TRANSLUCENT;
            }
            if (alpha == 0 && !foundTransparent) {
                foundTransparent = true;
            }
        }
    }
    return foundTransparent ? Transparency.BITMASK : Transparency.OPAQUE;
}

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From source file:com.simiacryptus.mindseye.applications.ArtistryUtil.java

/**
 * Paint circles.//from www  .  ja  v  a2  s.c  o m
 *
 * @param canvas the canvas
 * @param scale  the scale
 */
public static void paint_Circles(final Tensor canvas, final int scale) {
    BufferedImage originalImage = canvas.toImage();
    BufferedImage newImage = new BufferedImage(originalImage.getWidth(), originalImage.getHeight(),
            BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = (Graphics2D) newImage.getGraphics();
    IntStream.range(0, 10000).forEach(i -> {
        Random random = new Random();
        int positionX = random.nextInt(originalImage.getWidth());
        int positionY = random.nextInt(originalImage.getHeight());
        int width = 1 + random.nextInt(2 * scale);
        int height = 1 + random.nextInt(2 * scale);
        DoubleStatistics[] stats = { new DoubleStatistics(), new DoubleStatistics(), new DoubleStatistics() };
        canvas.coordStream(false).filter(c -> {
            int[] coords = c.getCoords();
            int x = coords[0];
            int y = coords[1];
            double relX = Math.pow(1 - 2 * ((double) (x - positionX) / width), 2);
            double relY = Math.pow(1 - 2 * ((double) (y - positionY) / height), 2);
            return relX + relY < 1.0;
        }).forEach(c -> stats[c.getCoords()[2]].accept(canvas.get(c)));
        graphics.setStroke(new Stroke() {
            @Override
            public Shape createStrokedShape(final Shape p) {
                return null;
            }
        });
        graphics.setColor(new Color((int) stats[0].getAverage(), (int) stats[1].getAverage(),
                (int) stats[2].getAverage()));
        graphics.fillOval(positionX, positionY, width, height);
    });
    canvas.set(Tensor.fromRGB(newImage));
}

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From source file:com.t3.image.ImageUtil.java

public static int pickBestTransparency(BufferedImage image) {

    // See if we can short circuit
    ColorModel colorModel = image.getColorModel();
    if (colorModel.getTransparency() == Transparency.OPAQUE) {
        return Transparency.OPAQUE;
    }//ww  w  .j a  v a 2  s  .  co  m

    // Get the pixels
    int width = image.getWidth();
    int height = image.getHeight();

    // Look for specific pixels
    boolean foundTransparent = false;
    for (int y = 0; y < height; y++) {
        for (int x = 0; x < width; x++) {
            // Get the next pixel
            int pixel = image.getRGB(x, y);
            int alpha = (pixel >> 24) & 0xff;

            // Is there translucency or just pure transparency ?
            if (alpha > 0 && alpha < 255) {
                return Transparency.TRANSLUCENT;
            }

            if (alpha == 0 && !foundTransparent) {
                foundTransparent = true;
            }
        }
    }

    return foundTransparent ? Transparency.BITMASK : Transparency.OPAQUE;
}

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From source file:com.t3.image.ImageUtil.java

public static void clearImage(BufferedImage image) {

    if (image == null) {
        return;/*from w w w  .j  a  v a2s.  co  m*/
    }

    Graphics2D g = null;
    try {

        g = (Graphics2D) image.getGraphics();
        Composite oldComposite = g.getComposite();

        g.setComposite(AlphaComposite.Clear);

        g.fillRect(0, 0, image.getWidth(), image.getHeight());

        g.setComposite(oldComposite);
    } finally {
        if (g != null) {
            g.dispose();
        }
    }
}

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From source file:com.sun.socialsite.util.ImageUtil.java

/**
 * Convenience method that returns a scaled instance of the
 * provided {@code BufferedImage}./*w ww.  java2 s .  com*/
 *
 * NOTE: Adapted from code at
 * {@link http://today.java.net/pub/a/today/2007/04/03/perils-of-image-getscaledinstance.html}.
 *
 * @param img the original image to be scaled
 * @param targetWidth the desired width of the scaled instance,
 *    in pixels
 * @param targetHeight the desired height of the scaled instance,
 *    in pixels
 * @param hint one of the rendering hints that corresponds to
 *    {@code RenderingHints.KEY_INTERPOLATION} (e.g.
 *    {@code RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR},
 *    {@code RenderingHints.VALUE_INTERPOLATION_BILINEAR},
 *    {@code RenderingHints.VALUE_INTERPOLATION_BICUBIC})
 * @param higherQuality if true, this method will use a multi-step
 *    scaling technique that provides higher quality than the usual
 *    one-step technique (only useful in downscaling cases, where
 *    {@code targetWidth} or {@code targetHeight} is
 *    smaller than the original dimensions, and generally only when
 *    the {@code BILINEAR} hint is specified)
 * @return a scaled version of the original {@code BufferedImage}
 */
private static BufferedImage getScaledInstance(BufferedImage img, int targetWidth, int targetHeight,
        Object hint, boolean higherQuality) {
    int type = BufferedImage.TYPE_INT_ARGB;
    BufferedImage ret = (BufferedImage) img;
    int w, h;
    if (higherQuality) {
        // Use multi-step technique: start with original size, then
        // scale down in multiple passes with drawImage()
        // until the target size is reached
        w = img.getWidth();
        h = img.getHeight();
    } else {
        // Use one-step technique: scale directly from original
        // size to target size with a single drawImage() call
        w = targetWidth;
        h = targetHeight;
    }

    do {
        if (higherQuality && w > targetWidth) {
            w /= 2;
            if (w < targetWidth) {
                w = targetWidth;
            }
        }

        if (higherQuality && h > targetHeight) {
            h /= 2;
            if (h < targetHeight) {
                h = targetHeight;
            }
        }

        BufferedImage tmp = new BufferedImage(w, h, type);
        Graphics2D g2 = tmp.createGraphics();
        g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, hint);
        g2.drawImage(ret, 0, 0, w, h, null);
        g2.dispose();

        ret = tmp;
    } while (w > targetWidth || h > targetHeight);

    return ret;
}

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