Audio for Multiplayer & Beyond - Mixing Case Studies From Battlefield: Bad Company & Frostbite

Develop ‘08
Audio For Multiplayer & Beyond
Mixing Case Studies From Battlefield: Bad Company & Frostbite
David Möllerstedt – EA DICE

Agenda
DICE History
Battlefield: Bad Company
HDR Audio
Master Unit
Frostbite
Future

Me
David Möllerstedt
Head of Audio
DICE Sept 05

History
DICE started 1992
An EA Company since 2006
Battlefield 1942
RalliSport Challenge 1
Battlefield 2
RalliSport Challenge 2
Battlefield 2142

Single Player Campaign
Sandbox Multiplayer

Playtime
How long is your game?
?

How Long is Your Game? Average logged playtime Accumulated play time across all players 61 hours 45 hours 9500 years 33200 years

How Long is Your Game?
Sound Design
The Mix

Sound Design

HDR Audio
Measure loudness at Listener position – scale all sound sources accordingly
135db 95db

HDR Audio
Functions similar to HDR lighting

HDR Audio
HDR Audio is not compression, all sounds are played uncompressed
The effect is sometimes similar to compression
NOT

HDR Audio
HDR Audio works on logical loudness values and does not touch the actual audio waveform

Priority
Based on Loudness
Automatic
Mindset
HDR Audio

HDR Audio Demo
HDR Audio

Playback Environment
How do you listen to your game?
?

How Do You Listen?
Perceived Loudness

Master Unit
Realtime mastering of the 4.0 ingame audio
LFE & Centre channel and the Direct Out Bus are not routed through the Master Unit

Master Unit
Master Unit chain
HP
Low Shelf
High Shelf
Compressor
Clip

Master Unit
Three settings
Home Cinema
Hi-Fi (default)
TV

Active end user system
Make your sounds heard
Master Unit

Demo
Master Unit

Frostbite
Frostbite
DICE’s games engine

The Future
What about the future?
?

You can do anything!
Focus
The Future

Thank you!
The End

DICE is always looking for devoted talents
Check:
jobs.ea.com
The End

Q & A!
The End

The End

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by DICE on Feb 10, 2010