GB/T 20090.12-2015 English PDF

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GB/T 20090.12-2015: Information technology -- Advanced coding of audio and video -- Part 1 2: synthetic scene
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Basic data

Standard ID: GB/T 20090.12-2015 (GB/T20090.12-2015)
Description (Translated English): Information technology -- Advanced coding of audio and video -- Part 1 2: synthetic scene
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: L71
Classification of International Standard: 35.040
Word Count Estimation: 26,235
Date of Issue: 2015-12-10
Date of Implementation: 2016-08-01
Quoted Standard: W3C XML
Regulation (derived from): National Standard Announcement 2015 No.38
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: The standard provides a comprehensive architecture scene, showing a video-driven, integrated scene. Among them, the comprehensive regulations for the scene showing the main event scene represented instruction and elements. This standard applies to digital television broadcasting, internet streaming, multimedia communications and other integrated media applications.

GB/T 20090.12-2015: Information technology -- Advanced coding of audio and video -- Part 1 2: synthetic scene

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Information technology.Advanced coding of audio and video.Part 12. synthetic scene ICS 35.040 L71 National Standards of People's Republic of China They advanced audio and video coding Part 12. Integrated Scene Part 12. Syntheticscene Issued on. 2015-12-10 2016-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 Abbreviations 2 5 Architecture 2

6 represents a scene

6.1 Overview 2 6.2 Relationship with SVG and SMIL 3 6.3 Time Model 3 6.4 Execution Model 3 6.5 Event 4 6.6 Instruction 5 6.7 8 elements 6.8 Element Properties 13 Scene 7 integrated video driver 14 7.1 Overview 14 7.2 Time Model 14 14 7.3 Execution Model 7.4 Presentation Model 14 15 7.5 Extended Events 7.6 extension elements 16 Appendix A (informative) Comprehensive scene element schema 18

Foreword

GB/T 20090 is expected to be divided into 13 sections. --- Part 1. System; --- Part 2. Video; --- Part 3. Audio; --- Part 4. Conformance testing; --- Part 5. Reference software; --- Part 6. Digital Rights Management for trusted decoder and access protocols; --- Part 7. Application for interactive video codec; --- Part 8. transmission AVS on the IP network; Part --- Article 9. AVS file format; --- Part 10. mobile voice and audio; --- Part 11. Synchronized Text; --- Part 12. Integrated scene; --- Part 13. reconfigurable video encoding tools. You may also add other subsequent section. This section GB/T Part of 1,220,090. This section drafted in accordance with GB/T 1.1-2009 given rules. Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. This part of the National Information Technology Standardization Technical Committee (SAC/TC28) and focal points. This section drafted by. Peking University, Chinese Academy of Sciences Institute of Computing Technology, Beijing University of Posts and Telecommunications. The main drafters of this section. Mou Lun Tian, Chen Jianping, LI Jia, Huo Long community, Dingya Qiang, Tian Yonghong, Chen Xilin, Wang Lei, Huang Tiejun, Gawain. They advanced audio and video coding Part 12. Integrated Scene

1 Scope

This section GB/T 20090 specifies the integrated architecture scene, showing a video-driven, integrated scene. Among them, the scene represents a comprehensive The main provisions for the scene represent events, instructions and elements. This section applies to digital television broadcasting, internet streaming, multimedia communications and other integrated media applications.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. W3C Scalable Vector Graphics minimal file [ScalableVectorGraphics (SVG) Tiny1.2Specification] W3C Synchronized Multimedia Integration Language [SynchronizedMultimediaIntegrationLanguage (SMIL3.0)] W3C Cascading Style Sheets [CascadingStyleSheetsLevel2Revision1 (CSS2.1) Specification] W3C Document Object Model Level 3 Core [DocumentObjectModel (DOM) Level3CoreSpecification] W3CXML event (XMLEvents2. AnEventsSyntaxforXML) W3CXML identifier 1.0 (xml. idVersion1.0) W3CXML link language [XMLLinkingLanguage (XLink) Version1.0]

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Integrated Media richmedia From audio, video, graphics, text, animation and other media composed of dynamic interactive data collection support according to booking time, space Synchronization layout presents a variety of media, and support for user interaction. NOTE. Integrated Media is a rich media (richmedia) an implementation form. 3.2 Integrated scene syntheticscene Integrated media description data for each media time and space layout. 3.3 Media Timeline mediatimeaxis To denote a timeline within the transmission system or integrated scenes or other media stream of time. ......

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