基于OPENCV2.4.7实现了视频的LMP特征提取，代码包含了视频帧采样设置，harris关键点检测数量设置，视频段划分等基本参数的设置。采样得到的结果保存到txt文件中。-OPENCV2.4.7 realized based feature set LMP video extraction, sample code contains a set of video frames, harris set the number of key-point detection, video segme