GB/T 20090.2-2013Information technology—Advanced coding of audio and video—Part 2: Video (English PDF)
信息技术 先进音视频编码 第2部分：视频
This is a limited preview
Buy now to download the full PDF (131 pages)
Need quotation for your management?
Get a formal quotation for GB/T 20090.2-2013 in 30 minutes.
Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 31, 2013
Implementation date
July 15, 2014
Scope
GB/T 20090.2-2013 is the English-translated version of 信息技术 先进音视频编码 第2部分：视频.
GB/T 20090.2-2013 is the Chinese standard "Information technology—Advanced coding of audio and video—Part 2: Video". Its scope clause reads: GB/T 20090 specifies the digital audio and video compression, decompression, processing and technical solutions indicated.
This section GB/T 20090 of It provides video compression and decoding processes multiple bit rate, resolution and quality. This section applies to standard resolution and high-resolution digital television broadcasting, laser digital storage media, Internet broadband streaming media, multi-media Telecommunication applications.
This section applies to digital television broadcasting, interactive storage media, direct broadcast satellite video services, multimedia message, the packet network Network multimedia services, real-time traffic, remote video surveillance and other applications. Its clauses include terms and definitions.
Found what you need?
Document preview — GB/T 20090.2-2013
National Standard of the People's Republic of China
- ICS
- 35.040
- Classification
- L 71
- Replacing
- GB/T 20090.2-2006
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Introduction
- 1 Scope
- 2 Terms and definitions
- 3 Abbreviations
- 4 Operators and mathematical functions
- 8 65 resolution process
- 9 decoding process
- Appendix A (normative) pseudo-start code
- Appendix B (normative) and grade level
- Annex C (normative) bit stream virtual reference decoder
- Annex D (normative) Basic code entropy coding table
1 Scope
GB/T 20090 specifies the digital audio and video compression, decompression, processing and technical solutions indicated. This section GB/T 20090 of
It provides video compression and decoding processes multiple bit rate, resolution and quality.
This section applies to standard resolution and high-resolution digital television broadcasting, laser digital storage media, Internet broadband streaming media, multi-media
Telecommunication applications. This section applies to digital television broadcasting, interactive storage media, direct broadcast satellite video services, multimedia message, the packet network
Network multimedia services, real-time traffic, remote video surveillance and other applications.
2 Terms and definitions
The following terms and definitions apply to this document.
2.1 Reserved
It defines the specific syntax element value for the future expansion of this section.
Note. The value of the bit stream of this section does not appear that match.
2.2 Variable-length coding
Entropy encoding a reversible process, it will short code words are allocated to a higher frequency of symbols appear, the long code words are allocated to the frequency of occurrence than the
Low symbols.
2.3 Transform coefficients
A scalar transform domain.
2.4 Coded representation encodingpresentation
In the form of encoded data.
2.5 Encoding process
The process that meets the portion of the bit stream.
Note. This section does not specify the procedure.
2.6 Encoder
Realize the encoding process.
2.7 Encoded image codedpicture
An image coded representation.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 131 pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 44115.2-2024Information technology - Virtual reality content representation - Part 2: Video
- GB/T 44595-2024Technical requirements and test methods of IPv4/IPv6 network video conference service system
- GB/T 42018-2022Information technology—Artificial intelligence—Platform computing resource specification
- GB/T 20090.13-2017Information technology—Advanced coding of audio and video—Part 13: Video tool library
- GB/T 29265.401-2017Information technology—Information device intelligent grouping and resource sharing—Part 401: Basic application
- GB/T 33557-2017Specification of testing TS for terrestrial digital television
Similar standards
Editions of GB/T 20090.2
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 20090.2-2013 | Information technology—Advanced coding of audio and video—Part 2: Video | current edition | Current |
| GB/T 20090.2-2006 | Information technology—Advanced coding of audio and video—Part 2: Video | previous edition | Superseded |
This page sells the current edition, GB/T 20090.2-2013. Earlier editions are listed for reference only.
How to Download GB/T 20090.2-2013
- 1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
- 2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
- 3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
- 4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.
Related Standards
GB/T 20090.1-2012 — Information technology - Advanced coding of audio and video - Part 1: System
GB/T 20090.10-2013 — Information technology—Advanced coding of audio and video—Part 10: Mobile speech and audio
GB/T 20090.11-2015 — Information technology—Advanced coding of audio and video—Part 11: Synchronous text
Secure payment via Stripe
Payments accepted
GB/T 20090.2-2013
$2,270.00