基于VC的MPEG4解碼算法的研究與實(shí)現(xiàn)的中期報(bào)告

基于VC的MPEG4解碼算法的研究與實(shí)現(xiàn)的中期報(bào)告報(bào)告摘要：本文基于VC平臺(tái)，研究MPEG4視頻解碼算法，并實(shí)現(xiàn)了一個(gè)MPEG4解碼器。首先介紹了MPEG4標(biāo)準(zhǔn)的背景、特點(diǎn)和編碼過(guò)程。然后詳細(xì)闡述了MPEG4視頻解碼器的實(shí)現(xiàn)過(guò)程，包括視頻文件讀入、解析、解碼、幀緩存管理、YUV圖像的顯示等。最后通過(guò)實(shí)驗(yàn)測(cè)試了本解碼器的性能和功能，并進(jìn)行了分析和總結(jié)。關(guān)鍵詞：VC平臺(tái)；MPEG4視頻解碼算法；解碼器實(shí)現(xiàn)；性能測(cè)試目錄：一、緒論1.1研究背景和意義1.2國(guó)內(nèi)外研究現(xiàn)狀1.3本文主要內(nèi)容和結(jié)構(gòu)二、MPEG4視頻解碼算法2.1MPEG4標(biāo)準(zhǔn)概述2.2MPEG4編碼過(guò)程2.3MPEG4解碼過(guò)程2.4VLC解碼算法2.5運(yùn)動(dòng)估計(jì)算法三、MPEG4視頻解碼器的實(shí)現(xiàn)3.1軟件開(kāi)發(fā)環(huán)境3.2視頻文件讀入3.3解碼器框架設(shè)計(jì)3.4幀緩存管理3.5YUV圖像顯示四、MPEG4解碼器的性能測(cè)試4.1實(shí)驗(yàn)測(cè)試環(huán)境4.2測(cè)試結(jié)果分析4.3測(cè)試總結(jié)五、結(jié)論和展望參考文獻(xiàn)原文：MidtermReportonResearchandImplementationofMPEG4DecodingAlgorithmBasedonVCPlatformAbstract:Inthispaper,MPEG4videodecodingalgorithmwasstudiedandaMPEG4decoderwasimplementedbasedonVCplatform.First,thebackground,characteristicsandencodingprocessofMPEG4standardareintroduced.ThentheimplementationprocessofMPEG4videodecoderiselaboratedindetail,includingvideofilereading,parsing,decoding,framebuffermanagement,YUVimagedisplay,etc.Finally,theperformanceandfunctionofthedecoderaretestedthroughexperiments,andtheanalysisandsummaryarecarriedout.Keywords:VCplatform;MPEG4videodecodingalgorithm;decoderimplementation;performancetestTableofContents:Chapter1Introduction1.1ResearchBackgroundandSignificance1.2ResearchStatusatHomeandAbroad1.3MainContentandStructureofthePaperChapter2MPEG4VideoDecodingAlgorithm2.1OverviewofMPEG4Standard2.2MPEG4EncodingProcess2.3MPEG4DecodingProcess2.4VLCDecodingAlgorithm2.5MotionEstimationAlgorithmChapter3ImplementationofMPEG4VideoDecoder3.1SoftwareDevelopmentEnvironment3.2VideoFileReading3.3DecoderFrameDesign3.4FrameBufferManagement3.5YUVImageDisplayChapter4PerformanceTestofMPEG4Decoder4.1ExperimentalTestEn