ISO/IEC INTERNATIONAL STANDARD 16500-6 First edition 1999-12-15 Information technology Generic digital audio-visual systems - Part 6: Information representation Technologiesdel'informationSystemesaudiovisuelsnumeriques generiques Partie6:Représentationdes informations Reference number ISO/IEC16500-6:1999(E) IEC tso @ISO/IEC1999 ISO/IEC16500-6:1999(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 @ISO/IEC1999 in the country of the requester. ISO copyright office Case postale 56.CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 734 10 79 E-mail [email protected] Web www.iso.ch Printed in Switzerland ISO/IEC 16500-6:1999(E) Page Contents Foreword ..vii Introduction.. .vili 1. Scope.... 2. Normative references. 3. Definitions 4. Acronyms and abbreviations... 6 5. Conventions. 6. MonomediaComponents. 9 6.1. Character Information 6.2. Text Information. 10 6.2.1 Decoding requirements on HTML support 6.2.2 HTML encoding.... 6.2.3 HTMLmapping to MHEG elements.. 6.2.4 Informative list of supported HTML Tags.... 6.3. Outline Font Format 13 6.3.1 Requirements... 6.3.2 Font Format Specification.. 14 6.3.3 Font rendering ... 14 6.4. Language Information 16 6.5. Service Information .. 6.6. Telephone Numbers. 16 6.7. Compressed Audio ..... 6.7.1 Compressed audio coding using MPEG-1 Audio 6.7.2 Compressed audio coding using ATSC A/52 Audio ... 6.8. Scaleable Audio. 18 6.9. Linear Audio 6.10. Compressed Video... 19 6.10.1 Coding constraints for video with a resolution up to ITU-R 60.... 6.10.2 Coding constraints for video with a resolution beyond ITU-R 601 22 6.10.3 Decoding tool requirements... 24 6.11. Still Pictures ... 25 6.11.1 Normal resolution still pictures 25 6.11.2 Higher resolution still pictures 25 6.12. Compressed Graphics 26 6.12.1 Requirements........ 6.12.2 Format for Compressed Graphics .26 6.13. Compressed Character Data 28 @ISO/IEC1999 - All rights reserved DAVIC1.3.1a Part 9 (1999)ii ISO/IEC16500-6:1999(E) 6.14. Network Graphics 28 7. Monomedia Streams. 7.1. Types of Monomedia Components .... 7.2. Real-time and Stored Monomedia Streams. 30 7.3. Carriage of Monomedia Streams in PES Packets . 31 Packetization of MPEG- and ATSC-defined Components . 31 7.3.1 7.3.2 Packetization of DVB-defined Components .... 31 7.3.3 Packetization of DAVIC-defined Components. 31 7.4. Packetization of Compressed Character Data.. 31 8. Transport of Monomedia Streams and Components.... 8.1. Transport of Real Time Streams.. .32 8.2. Transport of Stored Streams. 32 8.3. Transport of Stand-alone Monomedia Components.. .32 9. Application Format.. 33 9.1. Application Interchange Format. 33 9.2. MHEG-5 Profile for the DAVIC Application Domain.. 34 9.2.1 Object Interchange Format.... 34 9.2.2 Set of Classes.. 34 9.2.3 Set of Features.... 34 9.2.4 Content Data Encoding ... 9.2.5 Attribute Encoding . 35 9.2.6 Userlnput Registers... 36 9.2.7 Constraintsonthe Use of Variables 9.2.8 Semantic Constraints on the MHEG-5 Applications . 37 9.2.9 EngineEvent. 9.2.10 GetEngineSupport. 9.2.11 TransitionEffect Parameter of the TransitionTo Elementary Action 9.2.12 MHEG-5 Resident Programs ... 40 9.2.13 Protocol Mapping and External Interaction . 45 9.3. Mapping of MHEG-5 Elements to DSM-CC U-U.. 7 9.3.1 Stream Events and Normal Play Ti