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DENOISE()

Synopsis

Apply noise reduction to audio on a channel.

Description

The DENOISE function will apply noise reduction to audio on the channel that it is executed on. It is very useful for noisy analog lines, especially when adjusting gains or using AGC. Use rx for audio received from the channel and tx to apply the filter to the audio being sent to the channel.

Examples:

exten => 1,1,Set(DENOISE(rx)=on)

exten => 1,2,Set(DENOISE(tx)=off)

Syntax

DENOISE(channeldirection)
Arguments
  • channeldirection - This can be either rx or tx the values that can be set to this are either on and off

Import Version

This documentation was imported from Asterisk Version SVN-branch-10-r378689

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