vsm视频子系统总体概要设计说明书

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1、视频系统总体概要设计说明书概要设计说明书目录1引言...........................................................41.1编写目的...................................................................................................................41.2项目背景.................................................

2、..................................................................41.3定义...........................................................................................................................41.4参考资料.............................................................

3、......................................................42任务概述.......................................................52.1目标...........................................................................................................................52.2运行环境............

4、.......................................................................................................52.3需求概述...................................................................................................................52.4条件与限制.............................

5、..................................................................................53总体设计.......................................................53.1业务结构.................................................................................................................

6、..53.2系统架构...................................................................................................................63.2.1逻辑结构...........................................................................................................63.2.2拓扑结构............

7、...............................................................................................84业务实现设计...................................................94.1视频点播流程....................................................................................................

8、.......94.1.1基础点流...........................................................................................................94.1.1.1接入服务和设备点流...........