基于kinect，openni的ppt控制程序，用户站在摄像头前，利用骨骼系统定义用户行为。当拍手是最大化ppt，双手前伸启动关闭，左手左伸为左翻页，反之右翻页，动作识别准确率高。-Based kinect, openni the ppt control program, the user stands before the camera, the use of skeletal system-defined user behavior. When the clapping is to maxi