GB/T 20090.5-2012Information technology - Advanced coding of audio and video - Part 5: Reference software (English PDF)
信息技术 先进音视频编码 第5部分：参考软件
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 31, 2012
Implementation date
June 1, 2013
Scope
GB/T 20090.5-2012 is the English-translated version of 信息技术 先进音视频编码 第5部分：参考软件.
GB/T 20090.5-2012 is the Chinese standard "Information technology - Advanced coding of audio and video - Part 5: Reference software". Its scope clause reads: This section GB/T 20090 requirements meet GB/T 20090.2 reference software requirements.
This is because any standards-compliant Realization of software, including using the same standard encoded bit stream and output the same file format, will output the same file.
Achieve compliance with GB/T 20090.2 not necessarily strictly follow the reference software algorithms or programming techniques. Decoding software can not exceed Technical description text GB/T 20090.2 of.
This section applies to digital television broadcasting, interactive multimedia storage media, direct broadcast satellite video services, multimedia messages, packet network Business, real-time traffic, remote video monitoring application software reference implementation. Its clauses include abbreviations; video reference software.
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Document preview — GB/T 20090.5-2012
National Standard of the People's Republic of China
- ICS
- 35.040
- Classification
- L 71
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Introduction
- 1 Scope
- 2 Normative references
- 3 Abbreviations
- 4 1 Video Reference Software
- Appendix A (informative) encoding software
- Annex B (informative) video reference software 3 DETAILS
1 Scope
This section GB/T 20090 requirements meet GB/T 20090.2 reference software requirements. This is because any standards-compliant
Realization of software, including using the same standard encoded bit stream and output the same file format, will output the same file.
Achieve compliance with GB/T 20090.2 not necessarily strictly follow the reference software algorithms or programming techniques. Decoding software can not exceed
Technical description text GB/T 20090.2 of.
This section applies to digital television broadcasting, interactive multimedia storage media, direct broadcast satellite video services, multimedia messages, packet network
Business, real-time traffic, remote video monitoring application software reference implementation.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 20090.2-2006 advanced audio and video coding - Part 2. Video
3 Abbreviations
The following abbreviations apply to this document.
CBR. Constant Bit Rate (ConstantBitRate)
VBR. variable bit rate (VariableBitRate)
4 Video Reference Software
This section gives reference software in accordance with the requirements of GB/T 20090.2-2006 the Commission.
This section gives the file location is relative to the root directory of terms of reference software.
Position Description ldecod \\ src The software uses the C language […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.
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Related Standards
GB/T 20090.10-2013 — Information technology—Advanced coding of audio and video—Part 10: Mobile speech and audio
GB/T 20090.4-2012 — Information technology - Advanced coding of audio and video - Part 4: Conformance testing
GB/T 20090.11-2015 — Information technology—Advanced coding of audio and video—Part 11: Synchronous text
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