基于光流法相位提取算法，算法原理参考文献如下：http://xueshu.baidu.com/s?wd=paperuri:(6693bffe5b39e4313bdbf0e6f689c32f)&filter=sc_long_sign&sc_ks_para=q=Two-step+interferometry+by+a+regularized+optical+flow+algorithm.&tn=SE_baiduxueshu_c1gjeupa&ie=utf-8&sc_us=8460198150876528259
