Example usage for java.awt.image SinglePixelPackedSampleModel SinglePixelPackedSampleModel

Introduction

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

Prototype

public SinglePixelPackedSampleModel(int dataType, int w, int h, int[] bitMasks) 

Source Link

Document

Constructs a SinglePixelPackedSampleModel with bitMasks.length bands.

Usage

From source file:GrabandFadewithRasters.java

public void init() {
    URL url;/*ww w.  j a  v  a 2  s . c  o  m*/
    try {
        url = new URL(imageURLString);
        originalImage = getImage(url);
    } catch (MalformedURLException me) {
        showStatus("Malformed URL: " + me.getMessage());
    }

    try {
        PixelGrabber grabber = new PixelGrabber(originalImage, 0, 0, -1, -1, true);
        if (grabber.grabPixels()) {
            width = grabber.getWidth();
            height = grabber.getHeight();
            originalPixelArray = (int[]) grabber.getPixels();

            mis = new MemoryImageSource(width, height, originalPixelArray, 0, width);
            mis.setAnimated(true);
            newImage = createImage(mis);
        } else {
            System.err.println("Grabbing Failed");
        }
    } catch (InterruptedException ie) {
        System.err.println("Pixel Grabbing Interrupted");
    }

    DataBufferInt dbi = new DataBufferInt(originalPixelArray, width * height);

    int bandmasks[] = { 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff };
    SampleModel sm;
    sm = new SinglePixelPackedSampleModel(DataBuffer.TYPE_INT, width, height, bandmasks);

    raster = Raster.createWritableRaster(sm, dbi, null);
}

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From source file:lucee.runtime.img.Image.java

private BufferedImage jpgImage(BufferedImage src) {
    int w = src.getWidth();
    int h = src.getHeight();
    SampleModel srcSM = src.getSampleModel();
    WritableRaster srcWR = src.getRaster();
    java.awt.image.DataBuffer srcDB = srcWR.getDataBuffer();

    ColorModel rgb = new DirectColorModel(32, 0xff0000, 65280, 255);
    int[] bitMasks = new int[] { 0xff0000, 65280, 255 };

    SampleModel csm = new SinglePixelPackedSampleModel(3, w, h, bitMasks);
    int data[] = new int[w * h];
    for (int i = 0; i < h; i++) {
        for (int j = 0; j < w; j++) {
            int pix[] = null;
            int sample[] = srcSM.getPixel(j, i, pix, srcDB);
            if (sample[3] == 0 && sample[2] == 0 && sample[1] == 0 && sample[0] == 0)
                data[i * w + j] = 0xffffff;
            else/*from w w  w.  j ava 2  s . co  m*/
                data[i * w + j] = sample[0] << 16 | sample[1] << 8 | sample[2];
        }

    }

    java.awt.image.DataBuffer db = new DataBufferInt(data, w * h * 3);
    WritableRaster wr = Raster.createWritableRaster(csm, db, new Point(0, 0));
    return new BufferedImage(rgb, wr, false, null);
}

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