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7<title>SetLowPassFilter</title>
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10<h1><CODE>nn::mic::CTR::SetLowPassFilter</CODE> Function</h1>
11<h2>Syntax</h2>
12    <div class="section">
13      <pre class="definition">
14<a href="../../../nn/Result/Overview.html">Result</a> SetLowPassFilter(
15     bool enable
16);
17</pre>
18    </div>
19<h2>Arguments</h2>
20    <div class="section">
21      <table class="arguments">
22        <thead>
23          <tr>
24            <td width="15" />
25<th>Name</th>
26<td>Description</td>
27          </tr>
28        </thead>
29        <tr>
30<td>in</td>
31<th>enable</th>
32<td>Specify <CODE>TRUE</CODE> to enable the low-pass filter or <CODE>FALSE</CODE> to disable it. The default value is <CODE>FALSE</CODE>.</td>
33        </tr> </table>
34    </div>
35<h2>Return Values</h2>
36<div class="section">Returns the result of the operation.<br />Success: <CODE>LEVEL_SUCCESS:SUMMARY_SUCCESS:MODULE_COMMON:DESCRIPTION_SUCCESS</CODE>. </div>
37<h2>Description</h2>
38    <div class="section">
39<p>Sets the low-pass filter to apply to microphone input data.</p><p>The cutoff frequency for the low-pass filter is 45% of the microphone sampling rate. When using <CODE>SAMPLING_RATE_32730</CODE>, using the low-pass filter with this function does not do anything because the original data passes the low-pass filter unchanged.</p><!-- write here --></div>
40<h2>Revision History</h2>
41    <div class="section">
42      <dl class="history">
43        <dt>2010/08/16</dt>
44<dd>Initial version.<br />
45        </dd>
46      </dl>
47    </div>
48  <hr><p>CONFIDENTIAL</p></body>
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