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Conference Paper

Real-Time Binaural Rendering with Virtual Vector Base Amplitude Panning

Authors: Shukla, Rishi; Radu, Iuliu Teodor; Sandler, Mark; Stewart, Rebecca

AES Conference: 2019 AES International Conference on Immersive and Interactive Audio · Paper 66 · March 2019

Abstract

We present a virtual vector base amplitude panning (VBAP) implementation for 3D head-tracked binaural rendering on an embedded Linux system. Three degrees of freedom head-tracking is implemented within acceptable levels of latency and at 1° angular resolution. The technical performance of virtual VBAP is evaluated alongside a First Order Ambisonics (FOA) approach on the same platform, using analysis of localisation cue error against a human-measured head-related transfer function set. Our findings illustrate that, in scenarios utilising embedded or other portable, low-resource computing platforms, the nature and requirements of the immersive or interactive audio application at hand may determine whether virtual VBAP is a viable (or even preferable) approach compared to virtual FOA.

Details

Published in
AES Conference: 2019 AES International Conference on Immersive and Interactive Audio
Paper number
66
Publication date
March 6, 2019
Affiliation
Queen Mary University of London, London, UK (See document for exact affiliation information.)
Type
Conference Paper