// Standard initialization // If you are not using these features and wish to reduce the size // of your final executable, you should remove from the following // the specific initialization routines you do not need // Change the registry

目前用户上传的视频很多，为了方便其他用户浏览，用关键帧来表示视频很有意义。本代码用一种新方法，提取视频中的关键帧。-extract key frame from vedio is important and we implement the function in the code