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ISO/IEC 23090-4:2025

Information technology — Coded representation of immersive media — Part 4: MPEG-I immersive audio

Publication date:   Nov 3, 2025

General information

60.60   Standard published   Nov 3, 2025

ISO/IEC

ISO/IEC JTC 1/SC 29 Coding of audio, picture, multimedia and hypermedia information

International Standard

35.040.40   Coding of audio, video, multimedia and hypermedia information

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Scope

This document specifies technology that supports the real-time interactive rendering of an immersive virtual or augmented reality audio presentation while permitting the user to have 6DoF movement in the audio scene. It defines metadata to support this rendering and a bitstream syntax that enables efficient storage and streaming of immersive audio content.

Life cycle

NOW

PUBLISHED
ISO/IEC 23090-4:2025
60.60 Standard published
Nov 3, 2025

CORRIGENDA / AMENDMENTS

IN_DEVELOPMENT
ISO/IEC 23090-4:2025/DAmd 1