meanfilter use the matlab mex function. conbine the c code and matlab code. so you should mex -setup in matlab command window. and mex meanfilter.c then execute the meanfilter.m to run it.

自适应中值滤波matlab代码，可以自动调节滤波窗口大小和形状，滤波效果非常好-Adaptive median filter matlab code that can automatically adjust the window size and shape of the filter, the filter effect is very good