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Engineering Brief Open Access

Audio Application Programming Interface for Mixed Reality

Authors: Audfray, Rémi; Jot, Jean-Marc; Dicker, Sam

AES Convention 145 · Paper 477 · October 2018

Abstract

In mixed reality (MR) applications, digital audio objects are rendered via an acoustically transparent playback system to blend with the physical surroundings of the listener. This requires a binaural simulation process that perceptually matches the reverberation properties of the local environment, so that virtual sounds are not distinguishable from real sounds emitted around the listener. In this paper we propose an acoustic scene programming model that allows pre-authoring the behaviors and trajectories of a set of sound sources in a MR audio experience, while deferring to rendering time the specification of the reverberation properties of the enclosing room.

Details

Published in
AES Convention 145
AES Convention
145
Paper number
477
Publication date
October 6, 2018
Session subject
Spatial Audio
Affiliation
Magic Leap, Inc., San Francisco, CA, USA (See document for exact affiliation information.)
Type
Engineering Brief