TabUtilities.java 文件源码

public static int[] getPixels(Image img, int x, int y, int w, int h) {
    int[] pixels = new int[w * h]; // PixelGrabber does the work of getting
                                   // actual RGB pixel values for // us from
                                   // the image.
    PixelGrabber pg = new PixelGrabber(img, x, y, w, h, pixels, 0, w);
    try {
        pg.grabPixels();
    } catch (InterruptedException e) {
        System.err.println("interrupted waiting for pixels!");
    }

    if ((pg.getStatus() & ImageObserver.ABORT) != 0) {
        System.err.println("image fetch aborted or errored");
    }
    return pixels;
}