虽然这是一个用C语言编写的图像处理源码，但可以很简单能过MATLAB命令来调用即mex s_trans.c ，以后就直接可以用M语言来完成操作。它是用来得到一幅图像每个像素周围的信息量。-Although this is a language with C-source image processing, but can be very easy to have MATLAB command to call that mex s_trans.c, since M can be used dire