基于MPEG4的視音頻實(shí)時傳輸研究與Filters設(shè)計實(shí)現(xiàn).pdf

1、碩士學(xué)位論文(2005屆)基于MPEG4的視音頻實(shí)時傳輸研究與Filters設(shè)計實(shí)現(xiàn)TheResearchonMPEG4一basedA／VRealtimeTransmissionandFiltersDesignandImplementation研究生姓名王實(shí)指導(dǎo)教師姓名喳壅焦(塑撞2——專業(yè)名稱鹽笠墊廛周墊盔研究方向多絲焦圈絲論文提交日期2005年4月AbstractTheResearch—o——n——M——P——E——G——4——b—

2、—a—s—e—d——A——／—V—Rea1timeTransmissio。nandFi1tersDesign，—a—nd——Imp1ementat—i—on—AbstractThispaperhasanalyzedMPEG4technique，andhasmaderesearchOilvideo／audiealtimetransmissionbasedonobject—orientedthought，includingcoding，sy

3、nchronizationandtransmissionwithemphasisonthelatertWOTheappropriateprototypehasbeendesignedonthisbasis，anditsfiltersrunningbasedonobjectcontentshavebeenrealizedThepaper’Sresearchandworkincludes：》Researchandanalyzethesyst

4、empartofMPEG4(ISO／IEC14496一1)Designandimplementthevideo／audiorealtimetransmissionprototypeanditsobjectcontents。basedfilters≯Analyzetheobjectorientedmultimediatransmissionfeatures，giveoutanddesignalayeredstructuresynchron

5、izationmodelfortheprototypeindetail》Giveoutaselectiveresendingalgorithmforreal—timetransmissionDesignanewapplicationlayerprotocolSRoRTPonthebasisofRTPprotocol，extendingtheperformanceofRTPprotoc01》Consideringtheeffectofva

6、riableQoSteal—timetransmissionanalyzelayeredandleveledcodingthoughtforcontent—basedvisualdata≯TesttheprototypefiltersnmningbasedOilobjectcontentsMakesimulationtestfortherealtimetransmissionselectiveresendingalgorithm，val

7、idatingitsfeasibilityand、^，itlresultsthatthenewalgorithmhasdecreasedthelossrateoftheaudio／videokeycontentpacketstransferredbyRTPprotoc01Keywords：MPEG4；multimedia；content—based；synchronization；selectiveresendingTheresearc