一个可以处理彩色图像的源码，用matlab实现，提取图像每一点的RGB值，并最终将图像转换成一个彩色的圆形点阵，这可以应用在旋转LED的上位机控制中的图形取模上。-A color image can be processed source code, using matlab to achieve, extract images RGB values ​ ​ at each point, and eventually convert the image into a colored circle dot, which can be applied in the rotating LED PC control on the graphic modulo .