public void buildFromPlanes(String name, File out) throws IOException {
                    for (int i = 0; i < 4; i++) {
                            FileInputStream in = new FileInputStream(new File(""+name+i+".dmp"));
                            for (int j = 0; j< ((320*240)/4); j++) {
                                    planeData[i][j] = in.read();
                            }
                            in.close();
                    }
                    writeImage(out);
            }

            public void writeImage(File file) throws IOException {
                    BufferedImage out = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
                    int i = 0;
                    for (int y = 0; y < height; y++) {
                            for (int x = 0; x < width; x++) {
                                    int rgb = planeData[i%4][i/4];
                                    int red = (rgb >> 5) << 5;
                                    int green = ((rgb >> 2) & 7) << 5;
                                    int blue = (rgb & 3) << 6;
                                    int newRGB = (red << 16) + (green << 8) + blue;

                                    out.setRGB(x,y,newRGB);
                                    i++;
                            }
                    }

                    ImageIO.write(out, "PNG", file);
            }