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ID:36679700
大小:2.48 MB
页数:80页
时间:2019-05-13
《(最新)基于.net框架的视频会议系统的研究与设计》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、山东理工大学硕士学位论文基于.NET框架的视频会议系统的研究与设计姓名:孙继磊申请学位级别:硕士专业:计算机应用技术指导教师:张景元20060410AbstractWiththepopularizationoftheIntemetandtheimprovementofitsperformance,moreandmoreenterprises,organizationsandpeopleusenetworktodistributeinformationandcommunicatewitheachother.Especiallythevideo
2、conferencingsystem,whichcanmakeusersfreefromtherestrictionofdistance,providesusersaconvenientwaytocommunicateintheformofaudio/video.ThevideoconferencingsystemcannotonlysavethetimeandexpenseoftheUserstotakepartintheconferencebutalsoget“dofthepotentialdangeroftrafficaccident
3、sandinfectiousdiseases.Itisbecomingahotspotofthecomputerapplicationresearchfield.Therearefivesectionsinthispaper.Theuserrequirementsandthedevelopmentworkflowofthesystemageintroducedinthefirstsection。Inthesecondsection,somekeytechnologiestobuildthevideoconferencingsystemare
4、studied,includingaudio/videocapture,coding/decoding,playback,thetransportofstreamingmesaovertheIntemet,andNATtraverse.Insectionthree,webuildupusecasemodelofthesystem.Sectionfourintroducesdetaildesignofthesystem.Inthissection,someUMLsequencediagramsoractivitydia鲈amsaregiven
5、todemonstratetheimplementationoftheusecases.Someothertechniquedetails,includingdesignpatterns,threadingandnetworkprogramming,arealsodiscussedinthissection.Thelastsection,sectionfive,concludesthispaperbysummarizingthemainworkofthispaperandproposingsomeimprovementsofthesyste
6、m.Thissystemhasthefollowingfeatures.First,it啪traverseNAT.Second.itusesbothmulticastandunicasttotransportstreamingmedia.Third,followingtheusecasedrivenprocessandOOA/OODthinking,adoptingN-tiresarchitecture,makingUSeofdesignpatterns,thissystemiswellstructuredandextensible.For
7、th,basedon.NETFramework,thissystemhasashoftdeveloplifecycleandiseasytodebugandmaintain.Keywords:VideoConferencing,.NET,DirectShow,NAT,DesignPatternsIll山东理工大学硕士学位论文独创性声明本人声明所呈交的论文是我个人在导师指导下进行的研究工作及取得的研究成果。尽我所知,除了文中特别加以标注和致谢的地方外,论文中不包含其他人已经发表或撰写过的研究成果,也不包含为获得山东理工大学或其他教育机构的学位
8、或证书丽使用过的材料。与我一同工作的同志对本研究所做的任何贡献均已在论文中作了明确的说明并表示了谢意。研究生签名:;小继磊时间:2p。磊∥月f伊曰关于论文使用授权的声明本人完全了
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