A double buffers scheme is used in the client end of the VOD system, it adopts two buffers to manage the media data processed by the client, one is used to receive data and the other is used to render data.

• 同时,客户端采用双缓冲区模式,即采用接收数据和播放数据的双重缓冲区来管理传送到客户端系统的媒体数据。