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LOLA ( LOw LAtency Audio Visual Streaming System). A LOW LATENCY, HIGH QUALITY AUDIO/VIDEO TRANSMISSION SYSTEM FOR NETWORK MUSICAL PERFORMANCES AND INTERACTION Conservatorio G. Tartini Consortium GARR. The Dream…. ...at the GARR Conference 2005, in Pisa...
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LOLA(LOw LAtency Audio Visual Streaming System) A LOW LATENCY, HIGH QUALITY AUDIO/VIDEO TRANSMISSION SYSTEM FOR NETWORK MUSICAL PERFORMANCES AND INTERACTION Conservatorio G. Tartini Consortium GARR
The Dream… ...at the GARR Conference 2005, in Pisa... To perform together, from distant locations... as if distance has vanished in a click of a computer mouse. http://www.garr.it/eventiGARR/conf_05/ram/Violista.ram
A/V tools before LOLA… H.323/SIP DVTS Skype Conference XP
A/V tools before LOLA… Latency: 200ms Audio for voice Auto echo cancellation Latency: 400ms Echo H.323/SIP DVTS Latency: > 300ms Audio for voice Auto echo cancellation Latency: 350ms Echo Skype Conference XP
LOLA Latency: 5ms Audio for music No echo Very Fast reliable networks Hi-Speed cameras Machine Vision Grabbers Good PC (i5/i7) … New programming approach! 100 Mbps 500 Mbps 30 fps 60 fps 2 ch 8 ch http://www.conts.it/artistica/lola-project/introducing-lola-workshop/
Motivations and Goals • Target applications: • Network interactive musical tasks • musical rehearsing and performances • music education and training • ... but also... • Network interactive on stage performances • dance performances • drama performances • performing arts education and training • and beyond… • surgery, real time control…
Discoveries with LOLA • Latency: • ~25ms (one way) is the • confort limit for most • instruments Courtesy of Nathan Brock, UCSD • Sound rendering: • mixing different ambients; • reproducing acoustic instruments;
LOLA Events • Network Performing Arts Production Workshop: 23.11.2010 • Tartini (Trieste) – IRCAM (Paris) 1300Km. • Network Performing Arts Production Workshop: 15.06.2011 • Tartini (Trieste) – Gran Teatre del Liceu (Barcelona) 2700Km. • Internet2 Fall Members Meeting: 04.10.2011 • NIU (Chicago, IL) – Congress Center (Raleigh, NC) 1850km. • Network Performing Arts Production Workshop : 05.03.2012 • NIU (Chicago, IL) – NWS (Miami, FL) 2400km. • AEC Annual Meeting for International Coordinators: 15.09.2012 • Tartini (Trieste) – SS. Marcellino & Festo (Naples) 1200Km. • JANET Performing Arts Networkshop : 19.09.2012 • Royal College of Music (London) – Napier Univ. (Edinburgh) 700km.
LOLA public Concert • Trieste Next International Festival: 29.09.2012 • Tartini (Trieste) – Ca’ Foscari (Venice) – Academy of Music (Ljubljana) • 750Km (on GARR shared network) + 100 Km (on a 1Gbps Lambda)
LOLA: the community Contact us at lola-project@conts.it, build you own PC and join the community! • Northern Illinois University School of Music - DeKalb, IL, USA • CESNET - Czech Republic Research and Education Network - Praha, CZ • New World Symphony - America's Orchestral Academy – Miami, FL, USA • Internet2 networking consortium - Washington, DC, USA • UniversitàdegliStudidiCassinoe del Lazio Meridionale - Cassino, Italy • JAnet - UK Education and Research Network - Oxford, Didcot, UK • Universidade de São Paulo - CMU, Departamento de Música - São Paulo, Brasil • Rensselaer Polytechnic Institute - Department of the Arts - Troy, NY, USA • MAGPI - Mid-Atlantic Gigapop - Multimedia Service - Philadelphia, PA, USA • Napier University, School of Arts and Creative Industries, Music dept. -Edinburgh, UK • University of North Carolina, School of Music, Greensboro, NC, USA • University of Virginia, School of Arts, Charlottesville, VA, USA • Royal Academy of Music, Aarhus, Denmark • Joseph Haydn Konservatorium, Eisenstadt, Austria • University of Southern California, School of Music, Los Angeles,CA,USA
Making a LOLA PC Node Construction - Commercial Machines Available - Additional Hardware Support - CoaXpress (CXP)/BitflowKarbon - Other ASIO Soundcards Steps Forward….
Let’s see… • G.F. Handel/J. Halvorsen: • Passacaglia for violin and cello • Marjorie Bagley, violin • School of Music, Theatre and Dance • University of North Carolina – Greensboro, NC • Cheng-Hou Lee, cello • School of Music • Northern Illinois University – DeKalb, IL