ISO/IEC INTERNATIONAL STANDARD 23001-5 First edition 2008-02-15 Information technology MPEG systems technologies - Part 5: Bitstream Syntax Description Language (BSDL) Technologies de I'information-Technologies des systemes MPEG Partie 5: Langage de description de la syntaxe bitstream (BSDL) Reference number ISO/IEC 23001-5:2008(E) IEC ISO ISO/IEC2008 ISO/IEC 23001-5:2008(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat accepts no liability in this area Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHTPROTECTED DOCUMENT @ISO/IEC2008 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ISO/IEC2008-All rightsreserved ISO/IEC23001-5:2008(E) Contents Page Foreword. Introduction 1 Scope 2 Normative References.. 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions... 3.2 Abbreviatedterms .... Schema documents ... 4 4.1 General..... 4.2 Use of prefixes in this specification . 4.3 XML, Schema, XML Schema overview... 4.4 BS Description, BS Schema, BSDL 4.4.1 BS Description... Bs Schema ... 4.4.2 4.4.3 4.4.4 BSDL parsers: BSDtoBin and BintoBSD 4.4.5 Advanced use of Bs Descriptions ... 4.5 Examples of applications for BSDL 4.6 Relation with ISO/lEC 21000-7. 5 BSDL-1 and BSDtoBin. 12 5.1 Constraints on BS Descriptions... 12 5.2 Datatypes in BSDL 13 5.2.1 Overview........ 13 5.2.2 Extension datatypes. 5.2.3 Facets........ 13 5.2.4 Simple type derivation..... 14 5.2.5 XML Schema built-in datatypes supported by BSDL. 5.2.6 BSDL built-in datatypes ..... 15 5.3 BSDL.-1 attributes.... 18 5.3.1 Overview.. 18 5.3.2 bs1:ignore attribute .... 19 5.3.3 bs1:bitstreamURlattribute. 20 5.3.4 bs1:addressUnit attribute ... 5.3.5 bs1:codec attribute..... 22 5.3.6 bs1:requiredExtensions attribute 5.3.7 bs1insertEmPrevByte attribute..... 24 5.3.8 bs1:bsdiVersion attribute ..... 25 5.4 bs1:scriptelement... 26 5.5 Schema for BSDL-1 Extensions 26 5.6 Bitstream generation with BSDtoBin.. 32 5.6.1 Processing model... 32 6 BSDL-2 and BintoBSD. 33 6.1 Overview 33 6.1.1 33 Introduction ... 6.1.2 Annotation mechanisms of XML Schema, 33 6.1.3 Facets... 34 6.1.4 XPath expressions... 34 6.1.5 bs2:log2() XPath function .. 35 6.1.6 XPath variables assignment .... 35 All rights reserved