基于NI公司的视频捕捉，模式匹配，图象跟踪软件，参加大学生挑战杯科技作品比赛．-the video capture, pattern matching, image tracking software, students participate Technology Challenge Cup competitions.

This paper is a review of the block matching algorithms used for motion estimation in video compression. It implements and compares 7 different types of block matching algorithms that range from the very basic Exhaustive Search to the recent