Ducking Audio Preset/Expression
A great time-saving preset to "duck"(fade in/out) a music layer based on a voice over.
"Ducking - Audio Terms Explained - Process of automatic compression, eg when the announcer's voice signal causes the level of music to be attenuated."(from lp2cd.com)
After Effects CS3|
posted by MicGyver on Oct 25, 2009