Examples with PixelGrabber java.awt.image.PixelGrabber used on opensource projects

Example 56 with PixelGrabber

use of java.awt.image.PixelGrabber in project narchy by automenta.

the class ClipBMP method convertImage.

/*
	 * convertImage converts the memory image to the bitmap format (BRG). It
	 * also computes some information for the bitmap info header.
	 * 
	 */
private boolean convertImage(Image parImage, int parWidth, int parHeight) {
    int pad;
    bitmap = new int[parWidth * parHeight];
    PixelGrabber pg = new PixelGrabber(parImage, 0, 0, parWidth, parHeight, bitmap, 0, parWidth);
    try {
        pg.grabPixels();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return (false);
    }
    pad = (4 - ((parWidth * 3) % 4)) * parHeight;
    biSizeImage = ((parWidth * parHeight) * 3) + pad;
    bfSize = biSizeImage + BITMAPFILEHEADER_SIZE + BITMAPINFOHEADER_SIZE;
    biWidth = parWidth;
    biHeight = parHeight;
    return (true);
}

Example 57 with PixelGrabber

use of java.awt.image.PixelGrabber in project narchy by automenta.

the class Texture method drawImage.

/**
 * Draw an image
 *
 * @param x
 *           X
 * @param y
 *           Y
 * @param image
 *           Image to draw
 */
public void drawImage(final int x, final int y, final Image image) {
    PixelGrabber pixelGrabber;
    ColorModel colorModel;
    int width;
    int height;
    int[] pixels;
    boolean mayTransparent;
    image.flush();
    width = image.getWidth(null);
    height = image.getHeight(null);
    pixels = new int[width * height];
    pixelGrabber = new PixelGrabber(image, 0, 0, width, height, pixels, 0, width);
    try {
        if (pixelGrabber.grabPixels() == true) {
            mayTransparent = true;
            colorModel = pixelGrabber.getColorModel();
            if (colorModel != null) {
                mayTransparent = colorModel.hasAlpha();
            }
            this.drawImage(x, y, pixels, width, height, mayTransparent);
        }
    } catch (final InterruptedException e) {
        Debug.printException(e, "Issue while extracting pixels");
    }
    pixels = null;
    colorModel = null;
    pixelGrabber = null;
}

Example 58 with PixelGrabber

use of java.awt.image.PixelGrabber in project narchy by automenta.

the class ClipBMP method convertImage.

/*
     * convertImage converts the memory image to the bitmap format (BRG). It
     * also computes some information for the bitmap info header.
     *
     */
private boolean convertImage(Image parImage, int parWidth, int parHeight) {
    int pad;
    bitmap = new int[parWidth * parHeight];
    PixelGrabber pg = new PixelGrabber(parImage, 0, 0, parWidth, parHeight, bitmap, 0, parWidth);
    try {
        pg.grabPixels();
    } catch (InterruptedException e) {
        e.printStackTrace();
        return (false);
    }
    pad = (4 - ((parWidth * 3) % 4)) * parHeight;
    biSizeImage = ((parWidth * parHeight) * 3) + pad;
    bfSize = biSizeImage + BITMAPFILEHEADER_SIZE + BITMAPINFOHEADER_SIZE;
    biWidth = parWidth;
    biHeight = parHeight;
    return (true);
}

Example 59 with PixelGrabber

use of java.awt.image.PixelGrabber in project cytoscape-impl by cytoscape.

the class ImageUtil method toBufferedImage.

public static BufferedImage toBufferedImage(final Image image) throws InterruptedException {
    if (image instanceof BufferedImage)
        return (BufferedImage) image;
    MediaTracker tracker = new MediaTracker(new Component() {
    });
    tracker.addImage(image, 0);
    tracker.waitForAll();
    PixelGrabber pixelGrabber = new PixelGrabber(image, 0, 0, -1, -1, false);
    pixelGrabber.grabPixels();
    ColorModel cm = pixelGrabber.getColorModel();
    final int w = pixelGrabber.getWidth();
    final int h = pixelGrabber.getHeight();
    WritableRaster raster = cm.createCompatibleWritableRaster(w, h);
    final BufferedImage renderedImage = new BufferedImage(cm, raster, cm.isAlphaPremultiplied(), new Hashtable());
    renderedImage.getRaster().setDataElements(0, 0, w, h, pixelGrabber.getPixels());
    return renderedImage;
}

Example 60 with PixelGrabber

use of java.awt.image.PixelGrabber in project imagej1 by imagej.

the class ByteProcessorTest method testByteProcessorImage.

@Test
public void testByteProcessorImage() {
    java.awt.image.ColorModel cm = new ByteProcessor(width, height, getImageByteData(), null).getColorModel();
    byte[] pixels8 = getImageByteData();
    java.awt.image.MemoryImageSource source = new MemoryImageSource(width, height, cm, pixels8, 0, width);
    source.setAnimated(true);
    source.setFullBufferUpdates(true);
    java.awt.Image refImage = Toolkit.getDefaultToolkit().createImage(source);
    // find the test data
    byte[] testByteProcessor = new ByteProcessor(refImage).create8BitImage();
    // find the reference data
    PixelGrabber pg = new PixelGrabber(refImage, 0, 0, width, height, false);
    try {
        pg.grabPixels();
    } catch (InterruptedException e) {
        System.err.println(e);
    }
    byte[] refImageArray = (byte[]) pg.getPixels();
    // check the values
    for (int index = 0; index < refImageArray.length; index++) {
        // System.out.println( (refByteArray[index]&0xff) + " " + index + " " +  testByteProcessor.get(index) );
        assertEquals(refImageArray[index], testByteProcessor[index], 0.0);
    }
}