Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
需要把image 转换成R,G,B 3个数组, 使用遍历的方法比较慢, 有没有快速的方法?
img本身就是rgb565的数组。