public synchronized Object getPixels() { if (intPixels != null) return intPixels; return pixel_bufferb;
public synchronized Object getPixels() { if (ints_delivered) return int_pixel_buffer; else if (bytes_delivered) return byte_pixel_buffer; else return null;
	public synchronized Object getPixels() {		if (intPixels != null)			return intPixels;		return pixel_bufferb;	}