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

Example 61 with DataBufferByte

use of java.awt.image.DataBufferByte in project vcell by virtualcell.

the class VFrapXmlHelper method LoadVFrapDisplayRoi.

// load ROI images
public static void LoadVFrapDisplayRoi(Hashtable<String, Object> hashTable, AnnotatedImageDataset annotatedImages, ROI[] rois) {
    // was roiComposite
    BufferedImage[] displayROI = null;
    // make roi composite
    int[] cmap = new int[256];
    for (int i = 0; i < 256; i += 1) {
        cmap[i] = OverlayEditorPanelJAI.CONTRAST_COLORS[i].getRGB();
        if (i == 0) {
            cmap[i] = new Color(0, 0, 0, 0).getRGB();
        }
    }
    IndexColorModel indexColorModel = new java.awt.image.IndexColorModel(8, cmap.length, cmap, 0, // false means NOT USE alpha
    false, // NO transparent single pixel
    -1, java.awt.image.DataBuffer.TYPE_BYTE);
    displayROI = new BufferedImage[annotatedImages.getImageDataset().getSizeZ()];
    for (int i = 0; i < displayROI.length; i++) {
        displayROI[i] = new BufferedImage(annotatedImages.getImageDataset().getISize().getX(), annotatedImages.getImageDataset().getISize().getY(), BufferedImage.TYPE_BYTE_INDEXED, indexColorModel);
    }
    int xysize = annotatedImages.getImageDataset().getISize().getX() * annotatedImages.getImageDataset().getISize().getY();
    for (int i = 0; i < rois.length; i++) {
        short[] roiBits = rois[i].getBinaryPixelsXYZ(1);
        for (int j = 0; j < roiBits.length; j++) {
            int roiZindex = j / (xysize);
            byte[] roiData = ((DataBufferByte) displayROI[roiZindex].getRaster().getDataBuffer()).getData();
            if (roiBits[j] != 0 && (rois[i].getROIName().equals(AnnotatedImageDataset.VFRAP_ROI_ENUM.ROI_BLEACHED) || roiData[j % xysize] == 0)) {
                roiData[j % xysize] = (byte) (i + 1);
            // if(i!= 0){
            // System.out.println("roi="+i+" j="+j+" j%="+(j%xysize)+" z="+roiZindex+" roidata="+roiData[j%xysize]);
            // }
            }
        }
    }
    hashTable.put("displayROI", displayROI);
}

Example 62 with DataBufferByte

use of java.awt.image.DataBufferByte in project jlineup by otto-de.

the class ImageService method bufferedImagesEqualQuick.

// A very fast byte buffer based image comparison for images containing INT or BYTE type representations
public static boolean bufferedImagesEqualQuick(BufferedImage image1, BufferedImage image2) {
    DataBuffer dataBuffer1 = image1.getRaster().getDataBuffer();
    DataBuffer dataBuffer2 = image2.getRaster().getDataBuffer();
    if (dataBuffer1 instanceof DataBufferByte && dataBuffer2 instanceof DataBufferByte) {
        DataBufferByte dataBufferBytes1 = (DataBufferByte) dataBuffer1;
        DataBufferByte dataBufferBytes2 = (DataBufferByte) dataBuffer2;
        for (int bank = 0; bank < dataBufferBytes1.getNumBanks(); bank++) {
            byte[] bytes1 = dataBufferBytes1.getData(bank);
            byte[] bytes2 = dataBufferBytes2.getData(bank);
            if (!Arrays.equals(bytes1, bytes2)) {
                return false;
            }
        }
    } else if (dataBuffer1 instanceof DataBufferInt && dataBuffer2 instanceof DataBufferInt) {
        DataBufferInt dataBufferInt1 = (DataBufferInt) dataBuffer1;
        DataBufferInt dataBufferInt2 = (DataBufferInt) dataBuffer2;
        for (int bank = 0; bank < dataBufferInt1.getNumBanks(); bank++) {
            int[] ints1 = dataBufferInt1.getData(bank);
            int[] ints2 = dataBufferInt2.getData(bank);
            if (!Arrays.equals(ints1, ints2)) {
                return false;
            }
        }
    } else {
        return false;
    }
    return true;
}

Example 63 with DataBufferByte

use of java.awt.image.DataBufferByte in project yamcs-studio by yamcs.

the class ValueUtil method toVImage.

/**
 * Converts an AWT BufferedImage to a VImage.
 * <p>
 * Currently, only TYPE_3BYTE_BGR is supported
 *
 * @param image
 *            buffered image
 * @return a new image
 */
public static VImage toVImage(BufferedImage image) {
    if (image.getType() != BufferedImage.TYPE_3BYTE_BGR) {
        BufferedImage newImage = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_3BYTE_BGR);
        newImage.getGraphics().drawImage(image, 0, 0, null);
        image = newImage;
    }
    byte[] buffer = ((DataBufferByte) image.getRaster().getDataBuffer()).getData();
    return ValueFactory.newVImage(image.getHeight(), image.getWidth(), buffer);
}

Example 64 with DataBufferByte

use of java.awt.image.DataBufferByte in project yamcs-studio by yamcs.

the class ValueUtil method toImage.

/**
 * Converts a VImage to an AWT BufferedImage, so that it can be displayed. The content of the vImage buffer is
 * copied, so further changes to the VImage will not modify the BufferedImage.
 *
 * @param vImage
 *            the image to be converted
 * @return a new BufferedImage
 */
public static BufferedImage toImage(VImage vImage) {
    if (vImage.getVImageType() == VImageType.TYPE_3BYTE_BGR) {
        BufferedImage image = new BufferedImage(vImage.getWidth(), vImage.getHeight(), BufferedImage.TYPE_3BYTE_BGR);
        ListNumber data = vImage.getData();
        for (int i = 0; i < data.size(); i++) {
            ((DataBufferByte) image.getRaster().getDataBuffer()).getData()[i] = data.getByte(i);
        }
        return image;
    } else {
        throw new UnsupportedOperationException("No support for creating a BufferedImage from Image Type: " + vImage.getVImageType());
    }
}