解析xml文件，根据xml文件的数值进行动态变换布局，播放视频文件，获取当地天气。-Parse xml file, in accordance with the values ​ ​ of the xml file dynamic Transform layout, play video files, and access to local weather.

实现视频流实时传输，客户端到服务器端，视频显示不错-real-time-video-stream transform