用于在一台主机上实现基于tcp/ip协议的视频流传输，服务端开启监听并在建立连接后向客户端发送视频，客户端向客户端提出请求并接收视频并且保存-To be implemented on a single host-based video streaming tcp/ip protocol, the server and send the video to open listening to the client after the connection is established, the cl