深圳廣電iptv質量監(jiān)測平臺測試方案書可行性評估報告1

1、selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb

2、agraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinesp

3、acinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphfor

4、matlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacingl

5、inestopointse11111111111111111111111111111111lectionparagraphformatlinespaci nglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints

6、electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec 深圳廣播電影電視集團 第 1 頁賽特斯網絡科技有限公司 selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionpar

7、agraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111

8、111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfccccccccccccccccccccccc

9、cccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec 目目 錄錄 1 1、iptviptv 服務質量保障系統(tǒng)說明服務質量保障系統(tǒng)說明 .4 4 2 2、系統(tǒng)功能簡介、系統(tǒng)功能簡介.4 4 3 3、預防性客觀指標、預防性客觀指標.5 5 3.1 機頂盒.5 3.2 視頻信息.5 4 4、用戶行為分析、用戶行為分析.1111 4.1、開機行為分析 .11 4.1.1、指定時間跨度的開機狀況統(tǒng)計.11 4.1

10、.2、指定時間跨度的新增用戶狀況統(tǒng)計.11 4.1.3、24 小時內收視時段的開機狀況統(tǒng)計 .12 4.1.4、指定時間跨度的沉睡用戶挖掘.12 4.2、收視統(tǒng)計分析 .13 4.2.1、直播頻道收視統(tǒng)計.13 4.2.2、直播頻道節(jié)目收視統(tǒng)計.14 4.2.3、點播節(jié)目頻道收視統(tǒng)計.15 4.2.4、欄目/回看收視統(tǒng)計.17 4.3、分權分域管理 .20 4.3.1、分權管理.20 selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionpa

11、ragraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse1111111111111111111111111

12、1111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfcccccccccccccccccccccc

13、ccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespaci

14、nglinestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespaci nglinestopointsselectionparag

15、raphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointssel

16、ectionparagraphformatlinespacinglinestopoctionparagraselec 深圳廣播電影電視集團 第 2 頁賽特斯網絡科技有限公司 4.3.2、分域管理.21 4.4、用戶行為分析以及習慣挖掘 .21 4.4.1、用戶行為習慣喜好挖掘.21 4.4.2、根據(jù)用戶行為習慣進行用戶分類.21 5 5、統(tǒng)一網絡管理、統(tǒng)一網絡管理.2222 5.1、arp 欺騙檢測.22 5.2、流量統(tǒng)計與分析 .22 5.3、數(shù)據(jù)路由的優(yōu)化 .22 5.4、應用系統(tǒng)的監(jiān)控 .23 5.4.1、數(shù)據(jù)庫監(jiān)控.23 5.4.2、中間件監(jiān)控.23 5.5、網絡路由展現(xiàn) .24 5.

17、6、資產管理 .25 5.7、數(shù)據(jù)中心環(huán)境管理 .25 6 6、深圳廣電、深圳廣電 iptviptv 服務質量保障系統(tǒng)測試方案服務質量保障系統(tǒng)測試方案.2525 6.1、部署方案 .25 6.2、測試環(huán)境架構 .26 6.3、測試計劃 .26 6.4、深圳廣電測試配合 .27 6.5、深圳廣電測試階段表 .29 7 7、深圳廣電測試方案系統(tǒng)組成、深圳廣電測試方案系統(tǒng)組成.2929 selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionpara

18、graaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse111111111111111111111111111

19、11111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfcccccccccccccccccccccccc

20、ccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacing

21、linestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespaci nglinestopointsselectionparagra

22、phformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselec

23、tionparagraphformatlinespacinglinestopoctionparagraselec 深圳廣播電影電視集團 第 3 頁賽特斯網絡科技有限公司 1 1、iptviptv 服務質量保障系統(tǒng)說明服務質量保障系統(tǒng)說明 iptv 服務質量保障系統(tǒng)通過在 iptv 機頂盒上部署視頻質量監(jiān) 控模塊，對 iptv 業(yè)務進行不間斷監(jiān)測，同時根據(jù)需要在不同地方對 直播頻道的視頻質量進行實時監(jiān)控，在用戶收看 iptv 業(yè)務出現(xiàn)異常 時進行告警并從機頂盒側、網絡側、視頻源、數(shù)據(jù)中心四個方面進 selectionparagraphformatlinespacinglinestopointss

24、electionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagrap

25、hformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespa

26、cinglinestopointselectionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaa

27、aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lect

28、ionparagraphformatlinespaci nglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccc

29、cccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec 深圳廣播電影電視集團 第 4 頁賽特斯網絡科技有限公司 行故障定位。此外，系統(tǒng)從用戶端及業(yè)務平臺側進行各種匯總統(tǒng)計 并自動生成各種報表，幫助更充分的了解 iptv 網絡現(xiàn)狀，包括用戶 側的體驗感受、業(yè)務平臺的運行狀況和用戶行為的分析。 2 2、系統(tǒng)功能簡介、系統(tǒng)功能簡介 系統(tǒng)實現(xiàn)對 iptv 業(yè)務的 724 h 不間斷的監(jiān)測，覆蓋了整個 iptv 網絡的各個環(huán)節(jié)，包

30、括媒體服務器、核心路由器、接入層設備 等，列舉部分具體功能如下： 視頻質量監(jiān)測 對當前機頂盒播放視頻的質量進行監(jiān)測，包括組播和單播 對機頂盒 cpu、內存及帶寬等進行實施監(jiān)測 根據(jù)系統(tǒng)設置的門限值，在視頻質量下降達到門限值時主動發(fā)起 視頻質量告警 根據(jù)用戶設定，對機頂盒通過定期、采樣方式獲取視頻質量信息 網絡監(jiān)測及故障定位 匯總機頂盒上報告警信息，精確到每級設備（bas、匯聚交換機、 dslam 等） 自動進行告警故障定位 監(jiān)控網絡設備 cpu、流量等 selectionparagraphformatlinespacinglinestopointsselectionparagraphforma

31、tlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacingline

32、stopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselect

33、ionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

34、aaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatline

35、spaci nglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccc

36、cccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec 深圳廣播電影電視集團 第 5 頁賽特斯網絡科技有限公司 故障定位信息通過短信或 email 通知相關人員 媒體播放源監(jiān)測 對媒體播放源進行監(jiān)測，在視頻源異常時進行告警通知 具備遠程視頻回傳功能，在發(fā)現(xiàn)視頻源異常時可遠程查看視頻故 障現(xiàn)象 各類統(tǒng)計及報表自動生成 對承載網絡各級設備的網絡性能進行匯總，幫助對系統(tǒng)網絡進行 優(yōu)化 對視頻質量進行匯總，生成視頻質量歷史曲線圖，了解視頻質量 波動情況 對用戶開關及收視情

37、況進行統(tǒng)計，幫助了解現(xiàn)網用戶使用習慣 3 3、預防性客觀指標、預防性客觀指標 3.13.1 機頂盒機頂盒 參數(shù)注釋 視頻質量得分 mos(1-5)量化的綜合視頻質量結果。值范 圍為 1-5，5 表示視頻質量最好。 狀態(tài) 信息 網絡傳輸質量 vstq (0- 網絡傳輸質量的量化結果，值越 selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

38、aaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopoi

39、ntsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacing

40、linestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac in

41、glinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespaci nglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformat

42、linespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionpara

43、graselec 深圳廣播電影電視集團 第 6 頁賽特斯網絡科技有限公司 50) 大傳輸質量越好。值范圍為 0- 50。 丟包影響因子 loss(0- 10) 網絡丟包對視頻質量下降的影響 程度，值越大影響越大。取值范 圍為 0-10 編碼影響因子 codecquant (0-10) 視頻編碼壓縮格式對視頻質量的 影響程度，值越大影響越大。取 值范圍為 0-10 mdi 延遲因素 mdi_df (秒) 網絡的抖動和延時對應用層數(shù)據(jù) 的影響 mdi 丟包率 mdi_mlr (ts 包/秒) 網絡丟包和亂序對應用層數(shù)據(jù)的 影響 3.3.2 2 視頻信息視頻信息 參數(shù)注釋 視頻流源 ip 地址 視頻

44、流源 ip 地址當前視頻流統(tǒng) 計 視頻流目標 ip視頻流目標 ip 地址 selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbb

45、bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinesto

46、points2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespac

47、inglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopoint

48、sselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespaci nglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionpar

49、agraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec 深圳廣播電影電視集團 第 7 頁賽特斯網絡科技有限公司 地址 視頻流開始時 間 視頻流開始時間 視頻流持續(xù)時 間 視頻流持續(xù)時間 視頻流 codec視頻流編碼格式 視頻流傳輸協(xié) 議 視頻流傳輸協(xié)議

50、 gop 結構圖像塊組結構(例如：ibbp)(自動檢 測*) gop 長度(當前 值/平均值/最 大值) 圖像塊組中的當前/平均/最大幀數(shù) 目(自動檢測*) 視頻流幀分辨 率 像素級別的幀大小(x*y)(自動檢測 *) 視頻流幀速率每秒的幀數(shù) 每 i 幀的切 片數(shù) 每 i 幀的切片數(shù) selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

51、aphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopoin

52、tsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacingl

53、inestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac ing

54、linestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespaci nglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatl

55、inespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoints electionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparag

56、raselec 深圳廣播電影電視集團 第 8 頁賽特斯網絡科技有限公司 i 幀的平均間 隔 i 幀的平均間隔(不包括 i 幀) 參考時鐘頻率程序參考時鐘(pcr)(hz) 分組數(shù)目：接 收 接收到的分組數(shù)目 分組數(shù)目：丟 失 丟失的分組數(shù)目 分組數(shù)目：廢 棄 由于緩沖器抖動而廢棄的分組數(shù)目 分組數(shù)目：失 序 接收到的失序的分組數(shù)目 分組數(shù)目：重 復 接收到的重復的分組數(shù)目 分組數(shù)目：糾 正 糾正的分組數(shù)目 視頻流傳輸 突發(fā)度量：數(shù) 目/平均長度/ 密度 發(fā)生顯著分組丟失或廢棄的突發(fā)時 段數(shù)目/突發(fā)時段的平均長度/突發(fā) 時段內丟失分組數(shù)目的比例 selectionparagraphformatl

57、inespacinglinestopointsselectionparagraphformatlinespacinglinestopointselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinest

58、opointsselectionparagraphformatlinespacinglinestopointse11111111111111111111111111111111lectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraphformatlinespaci2222222222222222222222nglinestopoints2selectionparagraphformatlinespacinglinestopointsselecti

59、onparagraphformatlinespacinglinestopointselectionparagraphfccccccccccccccccccccccccccccccccccccccccccccccccccccccccormatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoctionparagraselec selectionparagraphformatlinespacinglinestopointsselectionparagraphformatlinespacinglinestopoin

60、tselectionparagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphformatlinespacinglinestopointsselectionparagraphformatlinespac inglinestselectionparbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbagraphfolinespacinglinestopointsselectionparagraphformatlinespacinglinestopointse111111111111