1<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 2<html xml:lang="en-US" lang="en-US" xmlns="http://www.w3.org/1999/xhtml"> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 5 <meta http-equiv="Content-Style-Type" content="text/css" /> 6 <link rel="stylesheet" href="../../../../css/manpage.css" type="text/css" /> 7<title>SetMonoFilterCoefficients</title> 8 </head> 9 <body> 10<h1><CODE>nn::snd::CTR::Voice::SetMonoFilterCoefficients</CODE> Member Function</h1> 11<h2>Syntax</h2> 12 <div class="section"> 13 <pre class="definition"> 14void SetMonoFilterCoefficients( 15 const <a href="../../../../nn/snd/CTR/MonoFilterCoefficients/Overview.html">MonoFilterCoefficients</a> * pCoeff 16); 17 18void SetMonoFilterCoefficients( 19 const <a href="../../../../nn/snd/CTR/MonoFilterCoefficients/Overview.html">MonoFilterCoefficients</a> & coeff 20); 21 22void SetMonoFilterCoefficients( 23 u16 cutoff 24); 25</pre> 26 </div> 27<h2>List of Overloaded Member Functions</h2> 28 <div class="section"> 29 <table class="members"> 30 <tr> 31 <td> 32<a href="./SetMonoFilterCoefficients(0).html">SetMonoFilterCoefficients ( const MonoFilterCoefficients * ) </a> 33 </td> 34<td>Sets the coefficients for a monopole filter.</td> 35 </tr> 36 <tr> 37 <td> 38<a href="./SetMonoFilterCoefficients(1).html">SetMonoFilterCoefficients ( const MonoFilterCoefficients & ) </a> 39 </td> 40<td>Sets the coefficients for a monopole filter.</td> 41 </tr> 42 <tr> 43 <td> 44<a href="./SetMonoFilterCoefficients(2).html"><CODE>SetMonoFilterCoefficients(u16)</CODE> </a> 45 </td> 46<td>Configures a monopole low-pass filter with the specified cut-off frequency.</td> 47 </tr> </table> 48 </div> 49<h2>Description of SetMonoFilterCoefficients(const MonoFilterCoefficients *)</h2> 50<div class="section"><p><b>This function will be removed in future. Use one of the same name where the arguments are referenced.</b></p><p> 51The monopole filter output can be represented as follows. 52 </p><p><pre>y(n) = n0 * x(n) - d0 * y(n-1)</pre></p><p> 53The coefficients can all be specified as Q15-format 16-bit integers, comprising a 1-bit integer portion and a 15-bit fractional portion. Sounds may be clipped if the filter gain is higher than 1. 54 </p></div> 55<h2>Description of SetMonoFilterCoefficients(const MonoFilterCoefficients &)</h2> 56 <div class="section"><p> 57The monopole filter output can be represented as follows. 58 </p><p><pre>y(n) = n0 * x(n) - d0 * y(n-1)</pre></p><p> 59The coefficients can all be specified as Q15-format 16-bit integers, comprising a 1-bit integer portion and a 15-bit fractional portion. Sounds may be clipped if the filter gain is higher than 1. 60 </p></div> 61<h2>Description of <CODE>SetMonoFilterCoefficients(u16)</CODE></h2> 62 <div class="section"><p> 63The cut-off frequency, <CODE>cutoff</CODE>, is designed from the monopole filter and configured to <CODE>Voice</CODE>. <CODE>cutoff</CODE> must fall within the range from 0 to 16,000. 64 </p></div> 65 <hr><p>CONFIDENTIAL</p></body> 66</html>