static BufferedImage imageToBufferedImage(Image img) {
  if (img == null || img instanceof BufferedImage) ret (BufferedImage) img;
  BufferedImage bimage = new BufferedImage(img.getWidth(), img.getHeight(), BufferedImage.TYPE_INT_ARGB);
  bGr.drawImage(img.createGraphics(), 0, 0, null);
  ret bimage;
}