2402:7500:951:C5CD:10BB:1F38:A4F7:557 来自 2023年8月26日 (六) 07:36

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'''MPEG-H'''是[[国际标准化组织|ISO]]/[[国际电工委员会|IEC]] 动态图像专家组（[[MPEG]]）所开发的一组标准，包含了1个[[视频文件格式]]、1个影片压缩格式、1个音频压缩格式、1个图像压缩格式和2个一致性测试标准。<ref name=MMTApril2013DIS>{{cite news |title=ISO/IEC DIS 23008-1 |publisher=[[International Organization for Standardization]] |url=http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=62835 |date=2013-05-13 |accessdate=2013-06-14 |archive-date=2016-03-03 |archive-url=https://web.archive.org/web/20160303232919/http://www.iso.org/iso/home/store/catalogue_tc/catalogue_detail.htm?csnumber=62835 |dead-url=no }}</ref>
<ref name=HEVCMay2013FDIS>{{cite news |title=ISO/IEC FDIS 23008-2 |publisher=International Organization for Standardization |url=http://www.iso.org/iso/catalogue_detail.htm?csnumber=35424 |date=2013-05-14 |accessdate=2013-06-14 |archive-date=2017-02-26 |archive-url=https://web.archive.org/web/20170226114904/http://www.iso.org/iso/catalogue_detail.htm?csnumber=35424 |dead-url=no }}</ref>
<ref name=MPEGApril2013WorkPlan>{{cite news |title=Work plan and time line |publisher=[[Moving Picture Experts Group]] |url=http://mpeg.chiariglione.org/docs/work-plan-and-time-line-0 |accessdate=2013-06-14 |archive-date=2020-02-21 |archive-url=https://web.archive.org/web/20200221042228/https://mpeg.chiariglione.org/docs/work-plan-and-time-line-0 |dead-url=no }}</ref>
<ref name=MPEGH5April2013CD>{{cite news |title=ISO/IEC CD 23008-5 |publisher=International Organization for Standardization |url=http://www.iso.org/iso/catalogue_detail.htm?csnumber=63879 |date=2013-04-14 |accessdate=2013-06-14 |archive-date=2016-03-04 |archive-url=https://web.archive.org/web/20160304052409/http://www.iso.org/iso/catalogue_detail.htm?csnumber=63879 |dead-url=no }}</ref>
<ref name=MPEGH8May2013CD>{{cite news |title=ISO/IEC CD 23008-8 |publisher=International Organization for Standardization |url=http://www.iso.org/iso/catalogue_detail.htm?csnumber=63981 |date=2013-05-10 |accessdate=2013-06-14 |archive-date=2016-03-03 |archive-url=https://web.archive.org/web/20160303220131/http://www.iso.org/iso/catalogue_detail.htm?csnumber=63981 |dead-url=no }}</ref>这组标准的正式名称是ISO/IEC 23008－在异构环境下的高效率编码和媒体传输。<ref name=MMTApril2013DIS/><ref name=HEVCMay2013FDIS/><ref name=MPEGApril2013WorkPlan/><ref name=MPEGH5April2013CD/><ref name=MPEGH8May2013CD/>

== 版本 ==
MPEG-H由以下几部分构成：<ref name=MPEGApril2013WorkPlan/><ref name=MPEGHJune2013Website>{{cite news |title=MPEG-H |publisher=Moving Picture Experts Group |url=http://mpeg.chiariglione.org/standards/mpeg-h |accessdate=2013-06-14 |archive-date=2020-10-28 |archive-url=https://web.archive.org/web/20201028235352/https://mpeg.chiariglione.org/standards/mpeg-h |dead-url=no }}</ref>
*MPEG-H Part 1：MPEG媒体传输（MMT）<ref name=MMTApril2013DIS/> －一种适用于不同网络下的媒体流格式。<ref name=MPEGHJune2013Website/><ref name=NHKOpenHouse2013Exhibit18>{{cite news |title=Media Transport Technologies for Next Generation Broadcasting Systems |publisher=[[NHK]] |url=http://www.nhk.or.jp/strl/open2013/tenji/tenji18/index_e.html |accessdate=2013-06-21 |archive-date=2020-08-04 |archive-url=https://web.archive.org/web/20200804061056/http://www.nhk.or.jp/strl/open2013/tenji/tenji18/index_e.html |dead-url=no }}</ref>
*MPEG-H Part 2：[[高效率視訊編碼]]（HEVC／H.265）（和[[ITU-T]] 影片编码专家组联合开发）<ref name=HEVCMay2013FDIS/><ref name=OverviewHEVCIEEE2012>{{cite news |title=Overview of the High Efficiency Video Coding (HEVC) Standard |author=G.J. Sullivan |author2=J.-R. Ohm |author3=W.-J. Han |author4=T. Wiegand |publisher=IEEE Transactions on Circuits and Systems for Video Technology |url=http://iphome.hhi.de/wiegand/assets/pdfs/2012_12_IEEE-HEVC-Overview.pdf |format=PDF |date=2012-05-25 |accessdate=2013-06-14 |archive-date=2020-01-08 |archive-url=https://web.archive.org/web/20200108191736/http://iphome.hhi.de/wiegand/assets/pdfs/2012_12_IEEE-HEVC-Overview.pdf |dead-url=no }}</ref><ref name=HEVCITURecommendationH265>{{cite news |title=H.265 : High efficiency video coding |publisher=ITU |url=http://www.itu.int/rec/T-REC-H.265 |date=2013-06-07 |accessdate=2013-06-14 |archive-date=2021-01-01 |archive-url=https://web.archive.org/web/20210101163624/https://www.itu.int/rec/T-REC-H.265 |dead-url=no }}</ref> －一种影片压缩标准，相比H.264/MPEG-4 AVC 数据压缩率增加了1倍，分辨率支持最高可达8192×4320。<ref name=MPEGHJune2013Website/><ref name=OverviewHEVCIEEE2012/><ref name=HEVCITURecommendationH265/><ref name=PCWorldEricsson>{{cite news |title=New Video Compression Technology Will Cut Bandwidth Use in Half, Says Ericsson |publisher=PCWorld |url=http://www.pcworld.com/article/261252/new_video_compression_technology_will_cut_bandwidth_use_in_half_says_ericsson.html |date=2012-08-22 |accessdate=2013-06-21 |archive-date=2020-11-27 |archive-url=https://web.archive.org/web/20201127145755/https://www.pcworld.com/article/261252/new_video_compression_technology_will_cut_bandwidth_use_in_half_says_ericsson.html |dead-url=no }}</ref>
*MPEG-H Part 3：3D音频<ref name=MPEGApril2013WorkPlan/> －一种可以支持多扬声器的3D音频压缩标准。<ref name=MPEGHJune2013Website/>
*MPEG-H Part 4： MMT 参考和一致性软件（尚未发布）。
*MPEG-H Part 5：HEVC一致性测试和基准软件。<ref name=MPEGH5April2013CD/>
*MPEG-H Part 6：3D 音频参考软件。
*MPEG-H Part 7：MMT 一致性（尚未发布）。
*MPEG-H Part 8：HEVC一致性测试。<ref name=MPEGH8May2013CD/>
*MPEG-H Part 9：3D 音频一致性测试。
*MPEG-H Part 10：MPEG 媒体传输前向纠错码。
*MPEG-H Part 11：MPEG 媒体传输组成信息。
*MPEG-H Part 12：图像文件格式– 又名[[高效率图档格式]](HEIF)，基于ISO 基础媒体文件格式(ISOBMFF) 。
*MPEG-H Part 13：MPEG 媒体传输实施指南（技术报告而非标准）。
*MPEG-H Part 14：具有[[PQ]] 传输特性的[[高動態範圍|HDR]] / WCG [[YCbCr]] 4:2:0视频的转换和编码实践（技术报告也作为 ITU-T H 系列补充 15 发布）。
*MPEG-H Part 15：HDR/WCG视频的信令、向后兼容性和显示适配（技术报告也作为ITU-T H系列补充18发布）。

==参见==
* [[超高画质电视]]（UHDTV）－分辨率为3840×2160和7680×4320的数字影片格式。

==参考资料==
{{Reflist|30em}}

==外部链接==
* [http://mpeg.chiariglione.org/ MPEG 站点] {{Wayback|url=http://mpeg.chiariglione.org/ |date=20171207055249 }}

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[[Category:MPEG-H| ]]
[[Category:ISO/IEC标准]]

MPEG-H - 版本历史

2402:7500:951:C5CD:10BB:1F38:A4F7:557 来自 2023年8月26日 (六) 07:36