ISO/IEC 14496-26:2024Published

Information technology — Coding of audio-visual objects — Part 26: Audio conformance

Technologies de l'information — Codage des objets audiovisuels — Partie 26: Conformité audio

Abstract / scope

This document specifies how tests can be designed to verify whether compressed data and decoders meet requirements specified by ISO/IEC 14496-3. Encoders are not addressed specifically. An ISO/IEC 14496 encoder generates compressed data compliant with the syntactic and semantic bitstream payload requirements specified in ISO/IEC 14496-3.

This document summarises the requirements, cross references them to characteristics, and defines how conformance with them can be tested. Guidelines are given on constructing tests to verify decoder conformance. Some examples of compressed data implemented according to these guidelines are provided as an electronic annex to this document usually together with their uncompressed counterparts (reference waveforms).

Life cycle

Replaces

ISO/IEC 14496-26:2010WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformanceInternational Standard · Published 11 May 2010 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Amd 2:2010WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Amendment 2: BSAC conformance for broadcastingInternational Standard · Published 29 Sep 2010 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 2:2011WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 2International Standard · Published 25 Feb 2011 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 3:2011WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 3International Standard · Published 11 May 2011 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 4:2011WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 4International Standard · Published 11 Oct 2011 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 5:2012WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 5International Standard · Published 13 Jun 2012 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 6:2013WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 6International Standard · Published 11 Feb 2013 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 7:2013WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 7International Standard · Published 29 Aug 2013 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Amd 3:2014WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Amendment 3: Conformance for Low Delay AAC v2 profileInternational Standard · Published 20 Jan 2014 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Cor 8:2015WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Technical Corrigendum 8International Standard · Published 26 Mar 2015 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Amd 4:2016WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Amendment 4: AAC Additional Multichannel Conformance DataInternational Standard · Published 18 Nov 2016 · ISO/IEC JTC 1/SC 29ISO/IEC 14496-26:2010/Amd 5:2018WithdrawnInformation technology — Coding of audio-visual objects — Part 26: Audio conformance — Amendment 5: Conformance for new levels of ALS simple profile, SBR enhancementsInternational Standard · Published 29 Aug 2018 · ISO/IEC JTC 1/SC 29