IEC INTERNATIONAL STANDARD 62141 First edition 2005-10 EYOOKSPLYURAU Helical-scandigitalvideocassette recording format using 12,65 mm magnetic tape and incorporating MPEG-4 compression - Type D-16 format HNBA IEC Referencenumber IEC 62141:2005(E) Publication numbering As from 1 January 1997all IEC publications are issued with adesignation in the 60000 series. For example, IEC 34-1 is now referred to as IEC 60034-1. Consolidatededitions The IEC is now publishing consolidated versions of its publications.For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively,to the base publication, the base publication incorporating amendment 1 and the base publication incorporating amendments1and2 FurtherinformationonIEC publications The technical content of IEC publications is kept under constant reviewby theIEC, thus ensuring that the content reflects current technology. Information relating to HOENSERTALUSENI TISLOCEANIONBANYASORLIED BY BO SPLY BUREAU. this publication,including its validity,is available in the IEc Catalogue of publications (see below)in addition to new editions,amendments and corrigenda. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, as well as the list of publications issued, is also availablefrom thefollowing: IECWeb Site (www.iec.ch) Catalogue of IEC publications and date of publication. On-line information is also available on recently issued publications, withdrawn and replaced publications, as well as corrigenda. IEC Just Published This summaryof recently issued publications (www.iec.ch/online news/ justpub) is also availableby email.Please contact the Customer Service Centre (see below)for further information. CustomerServiceCentre If you have any questions regarding this publication or need further assistance, pleasecontactthe CustomerServiceCentre: Email:[email protected] Tel: +41229190211 Fax: +41229190300 IEC INTERNATIONAL STANDARD 62141 First edition 2005-10 HENSEAMUSENITHISLANNBANYASORLED BY BOK SLY BUREAU Helical-scandigitalvideocassette recordingformat using12,65mm magnetic tape and incorporating MPEG-4 compression- Type D-16 format ASLUP ?IEC2005— Copyright - all rights reserved International Electrotechnical Commission, 3, rue de Varembe, PO Box 131, CH-1211 Geneva 20, Switzerland Telephone: +41 22 919 02 11 Telefax: +41 22 919 03 00 E-mail: [email protected] Web: www.iec.ch XD IEO PRICE CODE Commission Electrotechnique Internationale International Electrotechnical Commission MexAyapoAHag SneKTpoTexHyeCkay KoMuCCMg For price, see current catalogue 62141IEC:2005(E) -2. CONTENTS FOREWORD. Scope. 8 2 Normativereferences 8 3 Terms,definitionsandacronyms 3.1 9 Termsanddefinitions. 3.2 Acronyms. 10 4 Environment and test conditions. 10 4.1 Calibration tape.. 4.2 Record locationsanddimensions 11 5 Tapeand cassettephysicalspecifications 11 5.1 Magnetictape specifications 5.2 Cassettespecifications. 11 AL 6 Tape record physicalparameters. 34 6.1 Input reference signal.. .34 6.2 Tape speed... ..34 6.3 Helical record physical parameters.. .34 6.4 Longitudinal record physical parameters AT AN Longitudinal track signal and magneticparameters ..39 CONBN 7.1 Longitudinal track record parameters. 7.2 Controltrack record parameters. 39 7.3 Timeand control codetrackrecord parameters 40 8 Source picture and audioprocessing. .41 8.1 Introduction. 41 8.2 Input formats.. .44 8.3 Input datasegmentation and shuffling 8.4 Picture data encoding.. ..60 8.5 Data packing... ..63 8.6 Audio input format and data packing.. .77 9 Helicaltrack signalparametersandmagnetization .80 9.1 Introduction.. 9.2 Video data outer correction and shuffling.. .80 9.3 Audio data outer correction and shuffling.. ..82 9.4 Helical track data parameters. ..86 9.5 Channel coding ...97 9.6 Magnetization.. AnnexA(normative)Digital interfaces AnnexB (informative) Tape transport and scanner.... ..100 Annex C (informative)Compatibility with the other digital forma