ISO/IEC INTERNATIONAL STANDARD 15938-2 First edition 2002-04-01 Information technology Multimedia content description interface - Part 2: Description definition language TechnologiesdeI'informationInterfacededescriptionducontenu multimedia Partie 2: Langage de definition de description (DDL) Reference number ISO/IEC 15938-2:2002(E) ?ISO/IEC2002 Not for Resale ISO/IEC15938-2:2002(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 suitablefor useby isO memberbodies. In the unlikely event ISO/IEC2002 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 inthecountry oftherequester. ISO copyright office Casepostale56.CH-1211Geneva20 Tel. + 4122 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.ch Web www.iso.ch Printed in Switzerland @ISO/IEC2002-Allrightsreserved itted without license from IHS Not for Resale ISO/IEC15938-2:2002(E) Contents Page Foreword Introduction Scope.. 1.1 ScopeofthisInternationalStandard 1.2 Overviewof Description Definition Language.. 1.3 Structure of this document.... 2 Normative references. 3 Terms and definition 3.1 Conventions 3.2 Wrapper of the schema. 3.3 Terminology... 4 Symbols and abbreviated terms. 5 MPEG-7-specificExtensions. 8 5.1 MPEG-7 Structural Extensions. 5.2 MPEG-7 Datatype Extensions... 11 6 UnusedXMLSchemaFeatures .14 AnnexA(informative)OverviewofXMLSchema Structural Components 15 A.1 Introduction... 15 A.2 Detailed Description... AnnexB(informative)OverviewofXMLSchemaDatatypes... 29 B.1 Introduction. 29 B.2 Detailed Description.. 29 AnnexC(normative)XMLSchemaforMPEG-7Extensions 34 Annex D (informative) Patent statements 35 Bibliography 37 nalOrganizaionforStandardizationhtsreserved ili Copyright Inter from IHS Not for Re