【资料名称】：中国电信富媒体（含视频流媒体）技术体制

【资料作者】：中国电信

【资料日期】：2009

【资料语言】：中文

【资料格式】：PDF

【资料目录和简介】：

目录
1 编制说明..................................................................................................................................1
1.1 前言...............................................................................................................................1
1.2 范围...............................................................................................................................1
1.3 规范性引用文件...........................................................................................................2
1.4 定义...............................................................................................................................2
1.5 缩略语...........................................................................................................................3
2 业务概述..................................................................................................................................5
3 参考模型..................................................................................................................................6
3.1 四层参考模型图...........................................................................................................6
3.2 四层参考模型分层描述...............................................................................................6
3.2.1 媒体封装层.......................................................................................................6
3.2.2 媒体解析层.......................................................................................................6
3.2.3 媒体表现层.......................................................................................................6
3.2.4 媒体应用层.......................................................................................................7
3.3 参考模型层间关联关系...............................................................................................7
3.4 参考模型分层图实现示例...........................................................................................8
3.5 参考模型对应的相关规范...........................................................................................9
4 系统逻辑架构.........................................................................................................................10
4.1 系统逻辑架构.............................................................................................................10
4.2 系统逻辑模块.............................................................................................................11
4.2.1 内容采集模块.................................................................................................11
4.2.2 转码模块.........................................................................................................12
4.2.3 发送模块.........................................................................................................12
4.2.4 内容传输.........................................................................................................13
4.2.5 接收模块.........................................................................................................13
4.2.6 内容存储模块.................................................................................................14
4.2.7 内容呈现模块.................................................................................................14
4.3 逻辑模块间接口.........................................................................................................15
4.3.1 接口C1...........................................................................................................15
4.3.2 接口C2...........................................................................................................16
4.3.3 接口C3...........................................................................................................16
4.3.4 接口C4...........................................................................................................16
5 富媒体业务系统.....................................................................................................................17
5.1 富媒体业务系统架构.................................................................................................17
5.2 业务流程.....................................................................................................................19
5.2.1 富媒体点播业务流程.....................................................................................19
5.2.2 富媒体直播业务流程.....................................................................................20
5.2.3 富媒体下载业务流程.....................................................................................21
6 现有业务系统升级为可支持三屏合一的组网方式.............................................................22
6.1 组网方式.....................................................................................................................23
6.2 业务流程.....................................................................................................................26
6.2.1 CP 内容发布流程...........................................................................................26