| 用于视频信号类型识别的独立于编码的代码点 |
ITU-T H.273建议书定义了用以确定视频（或静止图像）呈现属性并独立于压缩编码和比特率的不同代码点和字段。这些属性可描述对解码数据的适当说明，或同样在适用于压缩这一输入信号的编码器进行信号压缩前，描述这一信号的特性。文本作为对应ISO/IEC 23091-2（原ISO/IEC 23001-8）中视频代码点的姊妹篇建议书，与ISO/IEC JTC 1/SC 29协作编写。它作为技术匹配的姊妹文本，由两个组织（ITU-T和ISO/IEC）共同发布。 |
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| Citation: |
https://handle.itu.int/11.1002/1000/14661 |
| Series title: |
H series: Audiovisual and multimedia systems
H.200-H.499: Infrastructure of audiovisual services
H.260-H.279: Coding of moving video |
| Approval date: |
2021-07-14 |
| Identical standard: | ISO/IEC 23091-2 (Twinned) |
| Provisional name: | H.STI |
| Approval process: | AAP |
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Status: |
Superseded |
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Maintenance responsibility: |
ITU-T Study Group 16 |
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Further details: |
Patent statement(s)
Development history
[13 related work items in progress]
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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H Suppl. 1 (05/1999)
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Application profile – Sign language and lip-reading real-time conversation using low bit rate video communication
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In force
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here
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here
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here
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H Suppl. 6 (04/2006)
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Control load quantum for decomposed gateways
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In force
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here
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here
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here
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H Suppl. 9 (05/2008)
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Gateway control protocol: Operation of H.248 with H.225.0, SIP, and ISUP in support of emergency telecommunications service (ETS)/international emergency preference scheme (IEPS)
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In force
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here
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here
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here
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H Suppl. 11 (02/2009)
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Analysis of class-based home network QoS solutions
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In force
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here
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here
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here
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H Suppl. 12 (11/2013)
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Gateway control protocol: Priority traffic treatment by ITU-T H.248 gateways
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In force
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here
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here
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here
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H Suppl. 13 (10/2015)
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Gateway control protocol: Common ITU-T H.248 terminology - Release 2
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In force
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here
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here
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here
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H Suppl. 14 (10/2015)
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Gateway control protocol: SDP codepoints for gateway control - Release 2
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In force
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here
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here
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here
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H Suppl. 15 (01/2017)
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Conversion and coding practices for HDR/WCG Y'CbCr 4:2:0 video with PQ transfer characteristics
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In force
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here
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here
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here
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H Suppl. 17 (11/2014)
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Guide for addressing accessibility in standards
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In force
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here
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here
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here
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H Suppl. 18 (10/2017)
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Signalling, backward compatibility and display adaptation for HDR/WCG video coding
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In force
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here
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here
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here
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H Suppl. 19 (04/2021)
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Usage of video signal type code points
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In force
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here
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here
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here
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| Title |
Approved on |
Download |
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Testing of personal audio systems for compliance with ITU-T H.870 (2018)
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2024
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Testing of personal audio systems for compliance with ITU-T H.870 (2018)
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2021
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here
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Telecommunications Accessibility Checklist
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2006
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here
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