运动估计的算法源程序,搜索精度为半精度,方法是对整像素搜索到的匹配位置的领域像素进行内查,然后进一步搜索,找到更精确的匹配位置- In the movement estimate algorithm source program, the search precision is half precision, the method is the match position domain picture element which searches to the entire picture