目录一、项目背景..............................................................................................................4二、整体拓扑..............................................................................................................4三、大屏显示..............................................................................................................5四、音视频综合显控平台..........................................................................................74.1 设计原则........................................................................................................74.2 系统需求........................................................................................................94.3 系统设计......................................................................................................124.3.1 系统介绍........................................................................................一三4.3.2 显示部分........................................................................................一三4.3.3 信号采集...........................................................................................144.3.4 信号输出...........................................................................................144.3.5 坐席管理...........................................................................................144.3.6 可视化控制.......................................................................................164.3.7 集成中控...........................................................................................164.3.8 互联互通...........................................................................................164.3.9 录播存储...........................................................................................164.4 系统特点......................................................................................................174.4.1 显示系统特点.........................................................