| 崁套内容语言（NCL）和Ginga-NCL |
ITU-T H.761建议书给出了嵌套内容语言（NCL）和一个称为Ginga-NCL的NCL表达式环境的规范，以提供互联网协议电视（IPTV）多媒体应用框架之间的互操作和协调。
NCL是一个将媒体目标以多媒体表达式聚合在一起的申诉式胶质语言，而不必考虑其是何种目标类型。Ginga-NCL是NCL表达式引擎，构建的目的是作为数字电视（DTV）中间件的组件。
本建议书包括一个电子附件，内含用于增强DTV程序的NCL 3.1模块方案。 |
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| Citation: |
https://handle.itu.int/11.1002/1000/12237 |
| Series title: |
H series: Audiovisual and multimedia systems
H.700-H.799: IPTV multimedia services and applications for IPTV
H.760-H.769: IPTV multimedia application frameworks |
| Approval date: |
2014-11-29 |
| Provisional name: | H.IPTV-MAFR.9 |
| Approval process: | AAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 21 |
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Further details: |
Patent statement(s)
Development history
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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. 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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H Suppl. 21 (01/2025)
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Film grain synthesis technology for video applications
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In force
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here
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-
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here
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Click
here
to download all the modules of this Recommendation (zipped archive)
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Click here to download all the modules needed to compile this Recommendation (zipped archive)
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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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here
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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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Media coding toolbox for IPTV: Audio and video codecs
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2016
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here
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IPTV Green Book
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2015
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here
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Glossary and terminology of IP-based TV-related multimedia services
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2014
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here
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Conformance testing specification for H.761
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2012
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here
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Delivery and control protocols handled by IPTV terminal devices
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2011
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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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