iphone上的视频播放器实例，并可提供Airplay支持-iphone video player on the instance, and provide support for Airplay

实现Airplay协议，能够发现浏览支持Airplay的服务-Implementation of Airplay protocol, can discover the browsing support Airplay service

简要介绍了Airplay、DLNA和Miracast等3种无线传输技术；详细说明了Android 4.2上Miracast的实现流程。(3 kinds of wireless transmission technologies, such as Airplay, DLNA and Miracast, are briefly introduced. The realization process of Miracast on Android 4.2 is explained in detail.)