基于P2SP的數(shù)字音像內容網(wǎng)絡分發(fā)系統(tǒng)的研究與實現(xiàn).pdf

1、西南交通大學碩士學位論文基于P2SP的數(shù)字音像內容網(wǎng)絡分發(fā)系統(tǒng)的研究與實現(xiàn)姓名：韓中騰申請學位級別：碩士專業(yè)：計算機軟件與理論指導教師：尹治本20080301西南交通大學碩士研究生學位論文第1l頁ABSTRACTIIlrecentyears，digitalmediaindustryroseinglobalscope，ittransmitteddigitalmultimediaviaInternetandmobilephone，andgr

2、aduallyitchangedpeople’SrelaxationstyleThispaperdependsondigitalaudioandvideoproductsintegrationanddistributionplatform，itconstructsdigitalmultimediaservicesystemwhichisbasedonIPandcontainscopyrightprotectionRelyingonthi

3、splatform，itwillpromotethehealthyandorderlydevelopmentofdigitalmultimediaindustryDigitalaudioandvideoproductsnetworkdistributionsystemisonesubsystemofdigitalaudioandvideointegrationanddistributionplatform，itprovidesonetr

4、ansmissionchannelfordigitalaudioandvideonetworkpublicationThenetworkdistributionsystemisbasedonPeerToServer&Peer(P2SP)technologywhichcombinestheadvantageofPeerToPeer(P2P)andPeerToServer(P2S)，itachievesefficientdistributi

5、onwithmanagementandcontr01InthispaperIfirstlyintroductthecurrentsimationofdigitalaudioandvideoproductsnetworkpublicationathomeandabroad，thenIanalyzeBitTorrent(BT)，whichisthedelegateofP2Pfilesharingtechnologyitcontainsthe

6、architectureofBTBTprotocol，piecechoiceandchockingalgorithmofBT’Sclient，trackeralgorithmofBT’SserverBT’Sextendedprotoc01Networkserverisanimpoaantpartofnetworkdistributionsystem，SOthispaperstudiesitintensivelyFirstlyitintr

7、oductsthehardwareandsoftwarefactorwhichinfluencetheperformanceofserversecondlyitintroductsmultipleserver’Ssoftwaremodel，atlast，itgivesthetestresultandanalyticalprocess，theresultprovesthattheepollthreadpoolmodelismostprop

8、ertoparallelnetworkserveronlinuxplatform，themodelissinglethread，nonblockingandasynchronouseventhandler’DigitalaudioandvideoproductsnetworkdistributionsystemisimplementedwithreferencetoBitTorrent，itiscomposedofresourceser

9、vergroup，indexserverterminalandseedserverresourceservergroupprovidedigitalmultimediaresourceforterminal，indexserverprovidesresourcedownloadinglistforterminal，terminalisthedownloadingclient，seedserverprovidesseedfileforte