Sound Field Plug-Ins : TL AutoPan : TL AutoPan Controls : TL AutoPan Envelope Controls

TL AutoPan Envelope Controls
When Envelope (ENV) is selected as the Panning source, Panning (as shown in the Panning display) is controlled by the audio signal and the Envelope section controls.
 
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When Envelope (ENV) is not selected as the Panning Source, the controls in this section have no effect on the sound.
Side-Chain Input
When the Side-Chain Input selector (the key icon) is enabled, the audio for the Envelope Detector is taken from the side-chain input rather than the current track. Select the Side-Chain Input using the Pro Tools Key Input selector at the top of the plug-in window.
 
Threshold
The Threshold slider sets the amplitude level required for the Envelope Detector. The LFO Envelope Detector light blinks brighter when audio is detected above the threshold.
Attack
The Attack slider sets the attack rate of the Envelope Detector.
Release
The Release slider sets the release rate of the Envelope Detector.