This function calculate block motion vectors (with integer pel accuracy), using hierarchical block matching algorithm. ％An example of main function calling this function is "MEMBA", which can be entered on the command window. ％The function also u

采用块匹配方法对视频进行运动估计，获得运动估计的运动向量。-Using block-matching method of video motion estimation, motion estimation to obtain the motion vectors.