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ITU-T H.263 Annex X (04/2001)

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Profiles and levels definition
This annex contains a list of preferred feature combinations, which are structured into "profiles" of support. It also defines some groupings of maximum performance parameters as "levels" of support for these profiles.

Citation:	https://handle.itu.int/11.1002/1000/5420
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:	2001-04-24
Approval process:	AAP
Status:	Superseded
Maintenance responsibility:	ITU-T Study Group 16
Further details:	Patent statement(s) Development history

EditionsRelated Supplement(s)Implementer's guide(s)Related technical papers and reports

Ed.	ITU-T Recommendation	Status	Summary	Table of Contents	Download
3.1	H.263 App. III (06/2001)	In force	here	here	here
3	H.263 (01/2005)	In force	here	here	here
2.7	H.263 Annex X (03/2004)	Superseded	here	here	here
2.5	H.263 App. II (06/2001)	Superseded	-	-	here
2.4	H.263 Annex X (04/2001)	Superseded	here	here	here
2.3	H.263 Annex W (11/2000)	Superseded	here	here	here
2.2	H.263 Annex V (11/2000)	Superseded	here	here	here
2.1	H.263 Annex U (11/2000)	Superseded	here	here	here
2	H.263 (02/1998)	Superseded	here	here	here
1.1	H.263 App. I (03/1997)	Superseded	-	here	here
1	H.263 (03/1996)	Superseded	-	here	here


ITU-T Supplement	Title	Status	Summary	Table of contents	Download
H Suppl. 1 (05/1999)	Application profile – Sign language and lip-reading real-time conversation using low bit rate video communication	In force	here	here	here
H Suppl. 6 (04/2006)	Control load quantum for decomposed gateways	In force	here	here	here
H Suppl. 9 (05/2008)	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)	In force	here	here	here
H Suppl. 11 (02/2009)	Analysis of class-based home network QoS solutions	In force	here	here	here
H Suppl. 12 (11/2013)	Gateway control protocol: Priority traffic treatment by ITU-T H.248 gateways	In force	here	here	here
H Suppl. 13 (10/2015)	Gateway control protocol: Common ITU-T H.248 terminology - Release 2	In force	here	here	here
H Suppl. 14 (10/2015)	Gateway control protocol: SDP codepoints for gateway control - Release 2	In force	here	here	here
H Suppl. 15 (01/2017)	Conversion and coding practices for HDR/WCG Y'CbCr 4:2:0 video with PQ transfer characteristics	In force	here	here	here
H Suppl. 17 (11/2014)	Guide for addressing accessibility in standards	In force	here	here	here
H Suppl. 18 (10/2017)	Signalling, backward compatibility and display adaptation for HDR/WCG video coding	In force	here	here	here
H Suppl. 19 (04/2021)	Usage of video signal type code points	In force	here	here	here

Title	Approved on	Download
Implementers' Guide for Recommendation ITU-T H.263: "Video coding for low bit rate communication"	2005-08-05	here

Title	Approved on	Download
Testing of personal audio systems for compliance with ITU-T H.870 (2018)	2021	here
Media coding toolbox for IPTV: Audio and video codecs	2016	here
Telecommunications Accessibility Checklist	2006	here