BufferedImage imgIn = ImageIO.read(is);

    BufferedImage image;
    if (imgIn.getType() != BufferedImage.TYPE_BYTE_INDEXED) {
        image = new BufferedImage(imgIn.getWidth(), imgIn.getHeight(), BufferedImage.TYPE_4BYTE_ABGR);
        ColorConvertOp cco = new ColorConvertOp(imgIn.getColorModel()
                .getColorSpace(), image.getColorModel().getColorSpace(), null);
        cco.filter(imgIn, image);
    } else {
        image = imgIn;
    }