VIDEO CODING FOR DIGITAL CINEMA

VIDEO CODING FOR DIGITAL CINEMA

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时间:2019-08-12

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1、VIDEOCODINGFORDIGITALCINEMAPeisongChenandJohnCziWoodsCenterforNextGenerationVideoRensselaerPolytechnicInstituteTroy,NewYork12180-3590ABSTRACTsizesequences.HerewereportadaptingittotheDCcod-ingapplicationenvironment.Thispaperisorganizedasfol-Inthispaper,wepresentseveralt

2、echniquestoimprovethelows.First,abriefdiscussionofpropertiesofDCvideodataefficiencyofmotion-compensated3-Dsubbandlwaveletvideoispresented,emphasizingthestatisticalpropertiesoffilm-codingfordigitalcinema(DC).SinceDCdatacomingfromgrainnoise.Thenacodingsystemisintroducedt

3、omeetthescanningphotographicfilmcontainsfilm-grainnoise,wein-requirementsofDC,includingourdatastructurewithadap-troduceonelevelspatialsubbanddecompositiontoreducetiveCOPsize.Thenweintroduceaqualitycontrolstrategythenoise,andimposemotion-compensatedtemporalfilter-toreal

4、izenearconstantqualityinafulllengthmotionpic-ing(MCTF)onlyonthespatialLLsubbands.Alsowemaketure.WethengivesomePSNRcomparisonsonthecurrenttheGOPsizeadaptivetobetterhandlemotioncomplexityDCtestsequences.andeditingeffects.Inordertorealizeapproximatelycon-stantqualityinafu

5、lllengthmotionpicture,weproposetointerleavethesubbandsofthetemporalframes,andencode2.MODIFICATIONOFMCTFARCHITECTUREalltheGOPstothesamefractionalbitplaneusingtheEZBCBasedontheperformanceofMC-EZBCin[I],wehavecoder.chosenitasourbaseforDCvideocompression.InDClestdata,there

6、isalotoffilm-grainnoise.Oneinfluenceofthis1.INTRODUCTIONrelativelylargeamountofnoiseisonmotionestimation,es-peciallyinflatregions.Intheseregions,itismistakenasIthasbeenawayoflifeformorethan100years.Filmhasimagedetail.Butitslowtemporalcorrelationwillmakeitbeentheonlyava

7、ilablepracticalmediaforsendingmotiondifficulttofindtruematchedregions.Adirectconsequencepicturestocinematictheatersaroundtheworld.Withtheisaverynoisymotionfieldthatwastesalargenumberofdevelopmentofdigitaltechnologies,thetelevisionindustrybits.Anotherconsequenceisalarge

8、numberofso-calledisgoingfromtheanalogintothedigitalera.Similarlyaunconnectedpixels.Itwaspointedoutin121thattheas-newd

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