【正文】 .................................................................................. 4 應(yīng)用服務(wù)器部分 ...................................................................................... 4 網(wǎng)絡(luò)部分 ................................................................................................. 5 存儲部分 ................................................................................................. 7 流媒體實(shí)時發(fā)布部分 ............................................................................... 9 系統(tǒng)建設(shè)遵循的標(biāo)準(zhǔn) .......................................................................................... 9 系統(tǒng)環(huán)境要求 .................................................................................................. 11 2 系統(tǒng)方案綜述 ........................................................................................................12 系統(tǒng)構(gòu)成 ......................................................................................................... 12 系統(tǒng)架構(gòu) ................................................................................................12 業(yè)務(wù)模型 ................................................................................................13 系統(tǒng)業(yè)務(wù)流程 .........................................................................................14 系統(tǒng)關(guān)鍵技術(shù) .................................................................................................. 16 基于 UDP 的 TS Over IP 流轉(zhuǎn)化 ..............................................................16 24 小時不間斷的資源收錄 ......................................................................16 根據(jù) EPG信息實(shí) 現(xiàn)資源收錄快速檢索 ....................................................17 福建廣播電視中心收錄網(wǎng) 系統(tǒng)技術(shù)方案 地址： 北京市海淀區(qū)上地東路 1號院盈創(chuàng)動力 A座 603電話 /傳真： 01058858188 58858189 P 3 / 101 先進(jìn)視音頻自動同步技術(shù)保證聲畫同步 ..................................................17 基于任務(wù)的自動收錄和發(fā)布 ....................................................................17 文件自動分割的分段存儲和傳輸 .............................................................18 關(guān)鍵節(jié)目多重任務(wù)備份 ...........................................................................18 動態(tài)任務(wù)自動切換與備份 .......................................................................18 收錄文件完整性保護(hù)和內(nèi)容合法性檢查 ..................................................19 基于 WEB Service 技術(shù)的共享平臺搭建 ..................................................20 流媒體直播發(fā)布 .....................................................................................21 基于 SNMP 的設(shè)備監(jiān)控和流程監(jiān)控系統(tǒng) .................................................22 合理劃分網(wǎng)絡(luò)架構(gòu) ..................................................................................22 安全可靠的存儲架構(gòu) ..............................................................................23 集中用戶認(rèn)證管理和資源權(quán)限分配 .........................................................23 碼流實(shí)時顯示、分析和網(wǎng)絡(luò)狀態(tài)的監(jiān)測預(yù)警 ...........................................23 3 互聯(lián)互通的資源共享與交換平臺 ............................................................................25 資源收集 ......................................................................................................... 25 FTP 收錄 ................................................................................................25 TS信號收錄 ...........................................................................................26 資源發(fā)布 ......................................................................................................... 26 文件化推送各生產(chǎn)網(wǎng) ..............................................................................26 頁面下載 ................................................................................................26 4 信號收錄子系統(tǒng) .....................................................................................................27 TS Over IP 信號轉(zhuǎn)化 ........................................................................................ 27 信號轉(zhuǎn)化示意圖 .....................................................................................27 設(shè)備配置清單 .........................................................................................28 信號轉(zhuǎn)化技術(shù)特點(diǎn) ..................................................................................28 重點(diǎn)設(shè)備介紹 .........................................................................................29 TS收錄 ........................................................................................................... 30 TS收錄構(gòu)成 ...........................................................................................30 設(shè)備數(shù)量配置方案 ..................................................................................44 福建廣播電視中心收錄網(wǎng) 系統(tǒng)技術(shù)方案 地址： 北京市海淀區(qū)上地東路 1號院盈創(chuàng)動力 A座 603電話 /傳真： 01058858188 58858189 P 4 / 101 TS流收錄技術(shù)特點(diǎn) ................................................................................45 FTP 收錄 ......................................................................................................... 46 嚴(yán)格的用戶認(rèn)證體系和權(quán)限策略 .............................................................46 直觀的資源展現(xiàn)與查詢 ...........................................................................46 功能技術(shù)特點(diǎn) .........................................................................................47 設(shè)備數(shù)量配置方案 ..................................................................................47 GPS 同步時鐘校時系統(tǒng) .................................................................................... 48 5 發(fā)布子系統(tǒng) ............................................................................................................48 異構(gòu)平臺發(fā)布 .................................................................................................. 48 兩種遷移策略 .........................................................................................49 功能特點(diǎn) ................................................................................................50 主動推送遷移控制軟件 ...........................................................................51 發(fā)布服務(wù)器配置 .....................................................................................53 流媒體直播發(fā)布 .........