ISO/IEC TECHNICAL REPORT TR 21000-12 First edition 2005-04-01 Information technology Multimedia framework (MPEG-21) - Part 12: Test Bed for MPEG-21 Resource Delivery Technologies de I'information - Cadre multimédia (MPEG-21) - Partie 12: Lit d'essai pour livraison de ressources MPEG-21 Reference number ISO/IEC TR 21000-12:2005(E) IEC [so Copyright International Organization for Standardization @ISO/IEC2005 itted without license from IHS Not for Resale ISO/IEC TR 21000-12:2005(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 ?ISO/IEC2005 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, 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 CopyrghtntematinalrganizationfrStandardization ISO/IEC2005-Allrightsreserved mitted without license from IHS Not for Resale ISO/IEC TR 21000-12:2005(E) Contents Page Foreword Introduction 1 Scope. 2 Overview of Functionality .... 2.1 Functionality of Test Bed .... 2.2 Target Use Cases...... 2.3 RelationwithReferenceSoftware.... 2.4 MPEG Technologies within Test Bed.... 2.5 API Overview and Language.... 3 Overall Architecture.. 4 Client Components 4.1 Introduction ... 4.2 Decoder Object... 4.3 OutputBuffer Object 4.4 StreamBuffer Object 4.5 PacketLossMonitor Object. 4.6 ClientController Object. 5 Server Components 5.1 Introduction ... 5.2 MediaDatabaseObject 5.3 ServerController Object.... 5.4 Streamer Object . 9 5.5 File Format.. 5.6 DIA Object.... 10 6 Common Components. 6.1 Introduction. 11 6.2 PacketBuffer Object. 11 6.3 QosDecision Object.. 6.4 IPMP Objects ... 6.4.1 MessageRouter Object 15 6.4.2 ToolManager Object.. 16 6.4.3 IPMPTool Object.... 16 6.4.4 IPMPFilter Object 6.4.5 Terminal .. 18 7 Network Emulator and Network Profile Format. .18 7.1 Introduction.. 18 7.2 Network profie filie format...... 7.3 Synchronization between network profiles and streaming sessions .20 Bibliography 21 Copyright interatinal organizain for standadzation - All rights reserved ii ted withoutlicensefromIHS Not for Resale ISO/IEC TR21000-12:2005(E) Foreword ISO (the International Organization for Standardization) and IEC (the International Electrotechnical Commission) form the specialized system for worldwide standardization. National bodies that are members of ISOorIECparticipate inthedevelopment ofInternationalStandardsthrough technical committees established by the respective organization to deal with particular fields of technical activity. IsO and IEC technical committees collaborate in fields of mutual interest. Other international organizations, governmental technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. The main task of the joint technical committee is to prepare International Standards. Draft International Standards adopted by the joint technical committee are circulated to nati