數(shù)字音像內(nèi)容智能終端系統(tǒng)研究與設(shè)計.pdf

1、電子科技大學碩士學位論文數(shù)字音像內(nèi)容智能終端系統(tǒng)研究與設(shè)計姓名：劉健申請學位級別：碩士專業(yè)：通信與信息系統(tǒng)指導教師：王晟20080501ABSTRACTInrecentyears，digitalmediaindustryhasbeenrisinginglobalscopeItdistributesdigitalmultimediacontentviaIPnetwork塒thomanyphysicalmediumThisnewconsum

2、ptionstyleisgraduallychangingpeople’SdailylifeAsanimportantpartoftheDigitalMediaProductsIntegrationandNetworkDistributionPlatform，theDigitalMediaProductsIntelligentTerminaldirectlygivesaccesstomassivesubscribersThetermin

3、alsystemmanagesandplaysthedigitalvideoandaudiocontentswhichhavelegalcopyrightsInthispapertheworkintheintelligentterminalsystemiscomposedofthreepartsFirstastandardmethodtoorganizeandmanagethedigitalmediaproductsisproposed

4、accordingtotheanalysisoftheDigitalMediaProductsIntegrationandNetworkDistributionPlatform’SrequirementWeclassifythedigitalmediaproductsintoprogramthatneedsdigitalrightsmanagementandadvertisementthatdoesn’tneedThemanagemen

5、tincludesbothlogicinformationandfileentityWealsoproposeastandardoperationflowofthedigitalmediaproducts’managementandremotemaintenanceThenamediaplayerunderthedigitalrightsmanagementffameworkisbuiltWeanalyzethreesolutionso

6、nencryptinganddecryptingthemediafilesAndweimplementthemediaplayerbasedonMPlayeranopensourcemediaplayerThemediaplayercarlbothplayencryptedandunencryptedmediafilesFinally，thecrossplatformintelligentterminalsystemsoftwareis

7、implementedWeanalyzethetwokeyproblemsincross—platformsoftwaredevelopment，thedesignInI。thDd甜1dtheChinesecharactermanagementWeuseQtasourcross—platformlibraryandutilizevariesdesignpatternstoconstructthecomplicatedarchitecmr