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Asterisk Project : Function_DENOISE
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This page last changed on Mar 30, 2011 by <font color="#0050B2">wikibot</font>.
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<h1><a name="Function_DENOISE-DENOISE%28%29"></a>DENOISE()</h1>
<h3><a name="Function_DENOISE-Synopsis"></a>Synopsis</h3>
<p>Apply noise reduction to audio on a channel.</p>
<h3><a name="Function_DENOISE-Description"></a>Description</h3>
<p>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 <tt>rx</tt> for audio received from the channel and <tt>tx</tt> to apply the filter to the audio being sent to the channel. </p>
<p>Examples: </p>
<p>exten => 1,1,Set(DENOISE(rx)=on) </p>
<p>exten => 1,2,Set(DENOISE(tx)=off)</p>
<h3><a name="Function_DENOISE-Syntax"></a>Syntax</h3>
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<pre>DENOISE(channeldirection)</pre>
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<h5><a name="Function_DENOISE-Arguments"></a>Arguments</h5>
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<li><tt>channeldirection</tt> - This can be either <tt>rx</tt> or <tt>tx</tt> the values that can be set to this are either <tt>on</tt> and <tt>off</tt></li>
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<h3><a name="Function_DENOISE-SeeAlso"></a>See Also</h3>
<h3><a name="Function_DENOISE-ImportVersion"></a>Import Version</h3>
<p>This documentation was imported from Asterisk version SVN-branch-1.8-r311874.</p>
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<td align="center"><font color="grey">Document generated by Confluence on Oct 04, 2011 12:42</font></td>
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