IEC 61834-3-1999 Recording - Helical-scan digital video cassette recording system using 6 35 mm magnetic tape for consumer use (525-60 625-50 1125-60 and 1250-50 systems) - Part 3 .pdf

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1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 618343 Premiredition Firstedition 199911 EnregistrementSystmesdemagntoscopes numriquescassettebalayagehlicodal surbandemagntiquede6,35mmpourusage grandpublic(systmes52560,62550,112560 et125050) Partie3: FormatHDpoursystmes112560et125050 RecordingHe

2、licalscandigitalvideocassette recordingsystemusing6,35mmmagnetictape forconsumeruse(52560,62550,112560 and125050systems) Part3: HDformatfor112560and125050systems Numroderfrence Referencenumber CEI/IEC618343:1999Numrosdespublications Depuisle1erjanvier1997,lespublicationsdelaCEI sontnumrotespartirde6

3、0000. Publicationsconsolides Lesversionsconsolidesdecertainespublicationsde laCEIincorporantlesamendementssontdisponibles. Parexemple,lesnumrosddition1.0,1.1et1.2 indiquentrespectivementlapublicationdebase,la publicationdebaseincorporantlamendement1,etla publicationdebaseincorporantlesamendements1 e

4、t2. Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechnique. Desrenseignementsrelatifsladatedereconfir mationdelapublicationsontdisponiblesdansle CataloguedelaCEI. Lesrenseignementsrelatifsdesquestionsltudeet destravauxe

5、ncoursentreprisparlecomittechnique quiatablicettepublication,ainsiquelalistedes publicationstablies,setrouventdanslesdocumentsci dessous: SitewebdelaCEI* CataloguedespublicationsdelaCEI Publiannuellementetmisjour rgulirement (Catalogueenligne)* BulletindelaCEI DisponiblelafoisausitewebdelaCEI* etcom

6、mepriodiqueimprim Terminologie,symbolesgraphiques etlittraux Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: VocabulaireElectro techniqueInternational (VEI). Pourlessymbolesgraphiques,lessymboleslittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsulteralaCEI60027: Symb

7、oleslittraux utiliserenlectrotechnique,laCEI60417:Symboles graphiquesutilisablessurlematriel.Index,relevet compilationdesfeuillesindividuelles, etlaCEI60617: Symbolesgraphiquespourschmas. * Voiradressesitewebsurlapagedetitre. Numbering Asfrom1January1997allIECpublicationsare issuedwithadesignationin

8、the60000series. Consolidatedpublications ConsolidatedversionsofsomeIECpublications includingamendmentsareavailable.Forexample, editionnumbers1.0,1.1and1.2refer,respectively,to thebasepublication,thebasepublicationincor poratingamendment1andthebasepublication incorporatingamendments1and2. Validityoft

9、hispublication ThetechnicalcontentofIECpublicationsiskept underconstantreviewbytheIEC,thusensuringthat thecontentreflectscurrenttechnology. Informationrelatingtothedateofthereconfirmation ofthepublicationisavailableintheIECcatalogue. Informationonthesubjectsunderconsiderationand workinprogressundert

10、akenbythetechnical committeewhichhaspreparedthispublication,aswell asthelistofpublicationsissued,istobefoundatthe followingIECsources: IECwebsite* CatalogueofIECpublications Publishedyearlywithregularupdates (Onlinecatalogue)* IECBulletin AvailablebothattheIECwebsite*and asaprintedperiodical Termino

11、logy,graphicalandletter symbols Forgeneralterminology,readersarereferredto IEC60050:InternationalElectrotechnicalVocabulary (IEV). Forgraphicalsymbols,andlettersymbolsandsigns approvedbytheIECforgeneraluse,readersare referredtopublicationsIEC60027: Lettersymbolsto beusedinelectricaltechnology ,IEC60

12、417: Graphical symbolsforuseonequipment.Index,surveyand compilationofthesinglesheets andIEC60617: Graphicalsymbolsfordiagrams. * Seewebsiteaddressontitlepage.NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 618343 Premiredition Firstedition 199911 EnregistrementSystmesdemagntoscopes numriquescass

13、ettebalayagehlicodal surbandemagntiquede6,35mmpourusage grandpublic(systmes52560,62550,112560 et125050) Partie3: FormatHDpoursystmes112560et125050 RecordingHelicalscandigitalvideocassette recordingsystemusing6,35mmmagnetictape forconsumeruse(52560,62550,112560 and125050systems) Part3: HDformatfor112

14、560and125050systems Commission Electrotechnique Internationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC1999Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesousquelqueforme

15、quecesoitetparaucunprocd, lectroniqueoumcanique,ycomprislaphotocopieetles microfilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorutilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalEl

16、ectrotechnicalCommission 3,ruedeVarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE XB2 618343CEI:1999 SOMMAIRE Pages AVANTPROPOS . 10 Articles 1 Gnralits 14 1.1 Domainedapplication . 14 1.2 Rfrencesnormatives . 14 1.3 Dfinitions,symboleseta

17、brviations. 16 1.4 Environnementetconditionsdessai 16 1.5 Bandederfrence. 16 1.6 Bandetalon. 16 1.6.1 Emplacementsetdimensionsdesenregistrements 16 1.6.2 Signauxdtalonnage 16 1.6.3 Acquisition 16 2 Enregistrementshlicodaux 16 2.1 Vitessedelabande. 16 2.2 Emplacementetdimensionsdesenregistrements . 1

18、6 2.2.1 Exempledanalyseur . 18 3 Rpartitiondesdonnesdelapistedeprogramme. 18 3.1 Introduction. 18 3.2 Conventionrelativeltiquetage 18 3.3 Secteuraudio 18 3.4 Secteurvido 18 3.5 Secteurdesouscode . 18 4 Interfaceaudio .20 5 Interfacevido .20 6 Traitementdessignauxaudio. 20 6.1 Introduction. 20 6.2 Co

19、dedecorrectionderreur. 20 6.3 Configurationdutiragealatoire 20 6.4 Codageaudio 20 6.5 Attributiondesvoiesaudio 20 6.5.1 Blocaudio. 20 6.5.2 Modedesvoiesaudio 20 6.5.3 Rgledattributiondesvoies 22 6.6 Structuredetrame 24 6.6.1 Synchronisationrelativedessignauxaudiovido. 24 6.6.2 Traitementdunetrameaud

20、io 24 6.7 Mthodedebrassage 24 6.7.1 Modes48k,44,1k,32k 26 6.7.2 Mode32k2ch . 28 6.8 Donnesauxiliairesaudio(AAUX). 28 6.9 Enregistrementnonvalable. 28 7 Traitementdessignauxvido. 28 7.1 Introduction. 28 7.2 Codedecorrectionderreur. 28 7.3 Configurationdutiragealatoire 30618343IEC:1999 3 CONTENTS Page

21、 FOREWORD 11 Clause 1 General 15 1.1 Scope . 15 1.2 Normativereferences 15 1.3 Definitions,symbolsandabbreviations 17 1.4 Environmentandtestconditions 17 1.5 Referencetape . 17 1.6 Calibrationtape. 17 1.6.1 Recordlocationsanddimensions 17 1.6.2 Calibrationsignals. 17 1.6.3 Purchase. 17 2 Helicalreco

22、rdings 17 2.1 Tapespeed. 17 2.2 Recordlocationanddimensions 17 2.2.1 Scannerexample 19 3 Programmetrackdataarrangement . 19 3.1 Introduction. 19 3.2 Labellingconvention 19 3.3 Audiosector 19 3.4 Videosector 19 3.5 Subcodesector. 19 4 Audiointerface.21 5 Videointerface.21 6 Audiosignalprocessing 21 6

23、.1 Introduction. 21 6.2 Errorcorrectioncode. 21 6.3 Randomizationpattern 21 6.4 Audioencoding . 21 6.5 Audiochannelallocation 21 6.5.1 Audioblock . 21 6.5.2 Audiochannelmode 21 6.5.3 Channelallocationrule 23 6.6 Framestructure 25 6.6.1 Relativeaudiovideotiming 25 6.6.2 Audioframeprocessing. 25 6.7 S

24、hufflingmethod. 25 6.7.1 48k,44,1k,32kmodes 27 6.7.2 32k2chmodes 29 6.8 Audioauxiliarydata(AAUX) 29 6.9 Invalidrecording . 29 7 Videosignalprocessing 29 7.1 Introduction. 29 7.2 Errorcorrectioncode. 29 7.3 Randomizationpattern 314 618343CEI:1999 7.4 Structuredusignalvido. 30 7.4.1 Structuredeschanti

25、llons . 30 7.4.2 BlocDCT 32 7.4.3 Blocmacro 32 7.4.4 Superbloc. 34 7.4.5 Dfinitiondesnumrosdessuperblocs,blocsmacroetdelavaleur dunpixel 34 7.4.6 Dfinitiondessegmentsvidoetdesblocsmacrocomprims . 36 7.5 TraitementDCT 36 7.6 Quantification 36 7.6.1 Introduction. 36 7.6.2 Affectationdesbitspourlaquant

26、ification. 38 7.6.3 Numrodeclasse . 38 7.6.4 Miselchelleinitiale. 38 7.6.5 Numrodezone 38 7.6.6 Pasdequantification. 38 7.7 Codagedelongueurvariable(VLC). 40 7.8 Dispositiondunblocmacrocomprim. 40 7.8.1 STA(tatdublocmacrocomprim). 40 7.8.2 QNO(numrodequantification) 40 7.8.3 DC 40 7.8.4 AC 40 7.9 Di

27、spositiondunsegmentvido . 40 7.9.1 Algorithmederpartitiondunsegmentvido. 40 7.9.2 Traitementducodecorrecteurderreurvido. 44 7.10 Blocdedonnessynchronisesetblocmacrocomprim. 44 7.11 Donnesvidoauxiliaires(VAUX) . 44 7.12 Enregistrementnonvalable. 46 8 Traitementdessignauxdesouscode. 46 8.1 Priodesdenr

28、egistrementdeTAGID . 46 8.2 Mthodedcrituredanslazoneoptionnelle 46 8.3 PriodesdcrituredeTAGID. 46 9 Donnessystme. 46 9.1 AAUX 46 9.2 VAUX 50 9.3 Souscode 50 9.4 MIC. 52 10 Structuredesdonnespouruneinterfacenumrique . 52 10.1 Introduction. 52 10.2 Structuredesdonnes 52 10.3 SquenceDIF . 52 10.4 BlocD

29、IF 52 10.4.1 PartieID 52 10.4.2 Partiedonnes 54 10.5 Duredunetrame 56 10.6 Vitessedelecture . 58618343IEC:1999 5 7.4 Videostructure 31 7.4.1 Samplingstructure 31 7.4.2 DCTblock. 33 7.4.3 Macroblock 33 7.4.4 Superblock. 35 7.4.5 Definitionofsuperblocknumber,macroblocknumberandvalue ofthepixel 35 7.4.

30、6 Definitionofvideosegmentandcompressedmacroblock . 37 7.5 DCTprocessing 37 7.6 Quantization 37 7.6.1 Introduction. 37 7.6.2 Bitassignmentforquantization 39 7.6.3 Classnumber 39 7.6.4 Initialscaling . 39 7.6.5 Areanumber . 39 7.6.6 Quantizationstep 39 7.7 Variablelengthcoding(VLC). 41 7.8 Arrangemen

31、tofacompressedmacroblock. 41 7.8.1 STA(statusofthecompressedmacroblock). 41 7.8.2 QNO(quantizationnumber). 41 7.8.3 DC 41 7.8.4 AC 41 7.9 Arrangementofavideosegment. 41 7.9.1 Arrangementalgorithmofavideosegment 41 7.9.2 Videoerrorcodeprocessing 45 7.10 Datasyncblockandcompressedmacroblock 45 7.11 Vi

32、deoauxiliarydata(VAUX) 45 7.12 Invalidrecording . 47 8 Subcodesignalprocessing. 47 8.1 TherecordingperiodsofTAGID. 47 8.2 Thewritingmethodoftheoptionalarea. 47 8.3 TherewritingperiodsofTAGID 47 9 Systemdata. 47 9.1 AAUX 47 9.2 VAUX 51 9.3 Subcode . 51 9.4 MIC. 53 10 Datastructurefordigitalinterface.

33、 53 10.1 Introduction. 53 10.2 Datastructure . 53 10.3 DIFsequence 53 10.4 DIFblock 53 10.4.1 IDpart. 53 10.4.2 Datapart. 55 10.5 Frameperiod 57 10.6 Playbackspeed. 596 618343CEI:1999 AnnexA(normative)Versionaudio20bitsusageprofessionnel 114 A.1 Attributiondesvoies. 11 4 A.2 Modedecodage. 114 A.3 Co

34、dederreuraudio 114 A.4 Mthodedebrassage. 114 AnnexB(informative)Constructeurs 124 B.1 Bandederfrence 124 B.2 Bandetalon124 B.3 Approvisionnementdesbandes 124 Figure1Dispositiondessecteurssurunepistehlicodale (systmes112560et125050). 60 Figure2Systme112560 . 60 Figure3Systme125050 . 62 Figure4Echanti

35、llonsdetransmissionpoursystme112560 . 74 Figure5Echantillonsdetransmissionpoursystme125050 . 76 Figure6BlocDCTetcoordonnesdespixels 76 Figure7DispositiondesblocsDCT . 78 Figure8BlocmacroetordredesblocsDCT 78 Figure9Dispositiondesblocsmacropoursystme112560 80 Figure10Superblocsetblocsmacrodansunetram

36、edcranTVpoursystme112560. 82 Figure11SuperblocsetblocsmacrodansunetramedcranTVpoursystme125050. 84 Figure12Ordredesblocsmacrodansunsuperbloc. 86 Figure13Numrodezone. 86 Figure14Dispositiondunblocmacrocomprim 88 Figure15Dispositiondunsegmentvidoaprsrductiondudbitbinaire. 90 Figure16Rapportentrelenumr

37、odublocmacrocomprim etleblocdesynchronisationdesdonnes 92 Figure17Zoneprincipaleetzoneoptionnelle(systme112560). 94 Figure18Zoneprincipaleetzoneoptionnelle(systme125050). 96 Figure19Structuredesdonnespourlatransmission . 100 Figure20OrdredetransmissiondesblocsDIFdansunesquenceDIF. 102 Figure21Donnes

38、IDdansunblocDIF. 104 Figure22Donnesdanslasectionentte. 104 FigureA.1Echantillonnagedeconversiondedonnespourlavoie20bits . 122 Tableau1Emplacementetdimensionsdesenregistrements (systmes112560et125050). 58 Tableau2EmplacementdessecteurspartirdelazoneSSA (systmes112560et125050). 58 Tableau3Exempledanal

39、yseur(systmes112560et125050). 58 Tableau4Numrodesquence(systmes112560et125050) 62 Tableau5Numrodespairesdepistes(systmes112560) 62 Tableau6Numrodespairesdepistes(systmes125050) 64 Tableau7Constructiondunblocaudio 64 Tableau8Rglefondamentaledattributiondesvoiesdansunsignalaudiomultistro 66 Tableau9Rg

40、ledattributiondesvoiesdansunsignalaudiogroup 68618343IEC:1999 7 AnnexA(normative)20bitsaudioforprofessionaluse 115 A.1 Channelallocation 115 A.2 Encodingmode 115 A.3 Audioerrorcode 11 5 A.4 Shufflingmethod 11 5 AnnexB(informative)Manufacturers . 125 B.1 Referencetape 12 5 B.2 Calibrationtape125 B.3

41、Purchase . 125 Figure1Sectorarrangementonhelicaltrack(112560and125050systems). 61 Figure2112560system . 61 Figure3125050system . 63 Figure4Transmittingsamplesfor112560system. 75 Figure5Transmittingsamplesfor125050system. 77 Figure6DCTblockandthepixelcoordinates 77 Figure7DCTblockarrangement . 79 Fig

42、ure8MacroblockandDCTblockorder 79 Figure9Arrangementofmacroblocksfor112560system 81 Figure10SuperblocksandmacroblocksinaframeonTVscreenfor112560system 83 Figure11SuperblocksandmacroblocksinaframeonTVscreenfor125050system 85 Figure12Macroblockorderinasuperblock . 87 Figure13Areanumber 87 Figure14Thea

43、rrangementofacompressedmacroblock . 89 Figure15Thearrangementofavideosegmentafterbitratereduction 91 Figure16Therelationbetweenthecompressedmacroblocknumberand thedatasyncblock . 93 Figure17Mainareaandoptionalarea(112560system) . 95 Figure18Mainareaandoptionalarea(125050system) . 97 Figure19Datastructurefortransmission. 101 Figure20TransmissionorderofDIFblocksinaDIFsequence 103 Figure21IDd