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Convention Paper

Audio Latency Measurement for Desktop Operating Systems with Onboard Soundcards

Authors: Wang, Yonghao; Stables, Ryan; Reiss, Joshua

AES Convention 128 · Paper 8081 · May 2010

Abstract

Using commodity computers in conjunction with live music digital audio workstations (DAW) has become increasingly more popular in recent years. The latency of these DAW audio processing chains for some application such as live audio monitoring has always been perceived as a problem when DSP audio effects are needed. With “High Definition Audio” being standardised as the onboard soundcard’s hardware architecture for personal computers, and with advances in audio APIs, the low latency and multi-channel capability has made its way into home studios. This paper will discuss the results of latency measurements of current popular operating systems and hosts applications with different audio APIs and audio processing loads.

Details

Published in
AES Convention 128
AES Convention
128
Paper number
8081
Publication date
May 6, 2010
Session subject
Audio Processing—Audio Coding and Machine Interface
Affiliation
Birmingham City University, Birmingham, UK; Centre for Digital Music, Queen Mary University of London, London, UK (See document for exact affiliation information.)
Type
Convention Paper