可以对截取的图片进行颜色值提取。及色块区分，但是这是一个不完整的程序，并没有对程序本身进行过优化所以运行比较慢，如果实在没有可用的也可以将就用。-Pictures can be taken for color value extraction. And distinguish color, but this is not a complete program, not the program itself has been optimized to run so slow, if it is n