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Express Paper

Exploring Immersive Opera: Recording and Post-Production with Spatial Multi-Microphone System and Volumetric Microphone Array

Authors: Mao, Jiawen; Oikonomidis, Michail; de Francisco, Martha; Woszczyk, Wieslaw; King, Richard

Express Paper · Paper 292 · September 2024

Abstract

Traditional opera recording techniques using large microphone systems are typically less flexible towards experimen-tal singer choreographies, which have the potential of being adapted to immersive and interactive representations such as Virtual Reality (VR) applications. The authors present an engineering report on implementing two micro-phone systems for recording an experimental opera production in a medium-sized theatre: a 7.0.4 hybrid array of Lindbergs 2L and the Bowles spatial arrays and a volumetric array consisting of three higher-order Ambisonic microphones in Left/Center/Right (LCR) formation. Details of both microphone setups are first described, followed by post-production techniques for multichannel loudspeaker playback and 6 degrees-of-freedom (6DoF) binaural rendering for VR experiences. Finally, the authors conclude with observations from informal listening critique ses-sions and discuss the technical challenges and aesthetic choices involved during the recording and post-production stages in the hope of inspiring future projects on a larger scale.

Details

AES Convention
157
Paper number
292
Publication date
September 27, 2024
Affiliation
The Graduate Program in Sound Recording, McGill University, Montreal, QC, H3A 1E3, Canada; Graduate Program in Sound Recording, McGill University, and The Centre for Interdisciplinary Research in Music Media and Technology; Graduate Program in Sound Recording, McGill University, and The Centre for Interdisciplinary Research in Music Media and Technology; Graduate Program in Sound Recording, McGill University, and The Centre for Interdisciplinary Research in Music Media and Technology; Graduate Program in Sound Recording, McGill University, and The Centre for Interdisciplinary Research in Music Media and Technology (See document for exact affiliation information.)
Type
Express Paper