Future Proof Surround Sound Mixing using Ambisonics

Forum for Innovation in Music Production and Composition Dr Bruce Wiggins Signal Processing Applications Research Group University of Derby Future Proof Surround Sound Mixing using Ambisonics [email_address] http://www.derby.ac.uk/staff-search/dr-bruce-wiggins

Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonics - What is it, and Why isn’t it Used? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonics - Definition ,[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonic Encoding – B Format ,[object Object],[object Object]

Ambisonic Decoding ,[object Object],[object Object]

Regular 1 st Order Decoders Cardioid Decode Optimised Decode

Decoders for irregular speaker arrays ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Speaker Array Limitations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Higher Order Spherical Harmonics

Effect of Higher Order Components ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonics – How? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonic Bus Structure ,[object Object],25 9 4 th 16 7 3 rd 9 5 2 nd 4 3 1 st 3D 2D Number of Channels Order

Wigware Plug-ins ,[object Object],[object Object]

Reaper Mix Window ( http:// reaper.fm )

Audio Track Routing Examples Audio Track to Reverb and Dry Buss Total Buss to Decoders

Archiving Work - .AMB File Format ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ambisonia Website – www.ambisonia.com

Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Future Proof Surround Sound Mixing using Ambisonics

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Future Proof Surround Sound Mixing using Ambisonics