<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>libresample: src/filterkit.h Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<!-- Generated by Doxygen 1.7.3 -->
<div id="top">
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">libresample <span id="projectnumber">0.1.3</span></div>
</td>
</tr>
</tbody>
</table>
</div>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="annotated.html"><span>Data Structures</span></a></li>
<li class="current"><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>Globals</span></a></li>
</ul>
</div>
<div class="header">
<div class="headertitle">
<h1>src/filterkit.h</h1> </div>
</div>
<div class="contents">
<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment"> resamplesubs.c</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment"> Real-time library interface by Dominic Mazzoni</span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment"> Based on resample-1.7:</span>
<a name="l00008"></a>00008 <span class="comment"> http://www-ccrma.stanford.edu/~jos/resample/</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment"> License: LGPL - see the file LICENSE.txt for more information</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment">**********************************************************************/</span>
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="comment">/* Definitions */</span>
<a name="l00015"></a>00015 <span class="preprocessor">#include "resample_defs.h"</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="comment">/*</span>
<a name="l00018"></a>00018 <span class="comment"> * FilterUp() - Applies a filter to a given sample when up-converting.</span>
<a name="l00019"></a>00019 <span class="comment"> * FilterUD() - Applies a filter to a given sample when up- or down-</span>
<a name="l00020"></a>00020 <span class="comment"> */</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="keywordtype">float</span> lrsFilterUp(<span class="keywordtype">float</span> Imp[], <span class="keywordtype">float</span> ImpD[], UWORD Nwing, BOOL Interp,
<a name="l00023"></a>00023 <span class="keywordtype">float</span> *Xp, <span class="keywordtype">double</span> Ph, <span class="keywordtype">int</span> Inc);
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="keywordtype">float</span> lrsFilterUD(<span class="keywordtype">float</span> Imp[], <span class="keywordtype">float</span> ImpD[], UWORD Nwing, BOOL Interp,
<a name="l00026"></a>00026 <span class="keywordtype">float</span> *Xp, <span class="keywordtype">double</span> Ph, <span class="keywordtype">int</span> Inc, <span class="keywordtype">double</span> dhb);
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="keywordtype">void</span> lrsLpFilter(<span class="keywordtype">double</span> c[], <span class="keywordtype">int</span> N, <span class="keywordtype">double</span> frq, <span class="keywordtype">double</span> Beta, <span class="keywordtype">int</span> Num);
</pre></div></div>
</div>
<hr class="footer"/><address class="footer"><small>Generated on Tue Feb 8 2011 for libresample by 
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </small></address>
</body>
</html>
