h.26l算法優(yōu)化及其dsp電路實現(xiàn)

1、北京郵電大學碩士學位論文H.26L算法優(yōu)化及其DSP電路實現(xiàn)姓名：陶志強申請學位級別：碩士專業(yè)：通信與信息系統(tǒng)指導教師：李鵬飛20030201j!窒!!!!!l!叁堂!!。!絲苧!!竺塑：鯊垡些垡苧旦翌∑墮!!!墮AbstractH26Lisanewgenerationofvideocodingstandard，whichcangreatlyenhancedthecodingefficiencyandthevideoqualitycom

2、paredtotheexistingstandardsWeoptimizedthealgorithmofencoderanddecoderinH26IfrommultilayersbasedonthesystemarchitectureandcoretechnicsofH263，consideringthefeatureofreaItimeimagecommunication，theencoderspeedisgreatlyimprov

3、edthatitcanbeimplementedinhardwaredevelopmentplatformtoencodeanddecodereaItimevideoBesidesthat，wealsofinishedthedesignofTM1300basedcoreprocessorhardwarecircuitsystemTheoptimizedprogramwereferedcanruninthecircuitsystemtoe

4、ncodeanddecoderealtimevideosignalsIndetailThispaper’smainworksincludethefollowing：1AnatysisedthenewfeaturesandthekeyalgorithmsofH26LbasedonH263indetail2OptimizedlhealgorithmofencoderanddecoderinH26LfrOmmultiIayersconside

5、ringthefeatureofTM1300basedhardwaredevelopmentplatformofPhilipsIncThespeedofoptimizedprogramforencodingCIF(352x288)imageisuptolOfpsthatitissuitableforrealtimevideocommunicationWetesttheselfloopofencoderanddecoderjnpSOSop

6、eratesystemThetestresultsarethattheoptimizedprogramcanachieverealtimelivecapturing，encoding，decodingandplayingthedecodedvideofluently3ResearchedtheinternalstructureandtheexternalInteffaceofTrimediabasedDSPCPU，alsoanalysi

7、sedTrimedia’soutstandingperformancewhenusedtoprocessmultimediaprogramFurthermorewedevelopedtheTrimediabasedcoreprocessorDSPcircuitsystem。includingdesignofthewholecircuitsystem，externaIchipselectingschematicandPCBdocument