UDP网络聊天程序，实现文字和视频聊天，多线程窗体监听-UDP chat,C sharp.Contains text and Vedio.

C#编程中简单的UDP聊天程序，包含多线程，利用IP地址与设置的端口号，可以单机通讯，也可以在局域网中通讯。-C# programming simple UDP chat program, contains multiple threads, the use of the IP address and port number set may be a stand-alone communications, may also be communication in the LAN.