<!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>Async: AsyncAudioDecimator.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 1.6.2-20100208 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li><a href="dirs.html"><span>Directories</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul> </div> <div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div class="navpath"><a class="el" href="dir_d583404e3b046262ade615a4e7154c3b.html">include</a> </div> </div> <div class="contents"> <h1>AsyncAudioDecimator.h</h1><a href="AsyncAudioDecimator_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <a name="l00022"></a>00022 <span class="preprocessor">#ifndef ASYNC_AUDIO_DECIMATOR_INCLUDED</span> <a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define ASYNC_AUDIO_DECIMATOR_INCLUDED</span> <a name="l00024"></a>00024 <span class="preprocessor"></span> <a name="l00025"></a>00025 <a name="l00026"></a>00026 <span class="comment">/****************************************************************************</span> <a name="l00027"></a>00027 <span class="comment"> *</span> <a name="l00028"></a>00028 <span class="comment"> * System Includes</span> <a name="l00029"></a>00029 <span class="comment"> *</span> <a name="l00030"></a>00030 <span class="comment"> ****************************************************************************/</span> <a name="l00031"></a>00031 <a name="l00032"></a>00032 <a name="l00033"></a>00033 <a name="l00034"></a>00034 <span class="comment">/****************************************************************************</span> <a name="l00035"></a>00035 <span class="comment"> *</span> <a name="l00036"></a>00036 <span class="comment"> * Project Includes</span> <a name="l00037"></a>00037 <span class="comment"> *</span> <a name="l00038"></a>00038 <span class="comment"> ****************************************************************************/</span> <a name="l00039"></a>00039 <a name="l00040"></a>00040 <span class="preprocessor">#include <<a class="code" href="AsyncAudioProcessor_8h.html" title="The base class for an audio processor class.">AsyncAudioProcessor.h</a>></span> <a name="l00041"></a>00041 <a name="l00042"></a>00042 <a name="l00043"></a>00043 <span class="comment">/****************************************************************************</span> <a name="l00044"></a>00044 <span class="comment"> *</span> <a name="l00045"></a>00045 <span class="comment"> * Local Includes</span> <a name="l00046"></a>00046 <span class="comment"> *</span> <a name="l00047"></a>00047 <span class="comment"> ****************************************************************************/</span> <a name="l00048"></a>00048 <a name="l00049"></a>00049 <a name="l00050"></a>00050 <a name="l00051"></a>00051 <span class="comment">/****************************************************************************</span> <a name="l00052"></a>00052 <span class="comment"> *</span> <a name="l00053"></a>00053 <span class="comment"> * Forward declarations</span> <a name="l00054"></a>00054 <span class="comment"> *</span> <a name="l00055"></a>00055 <span class="comment"> ****************************************************************************/</span> <a name="l00056"></a>00056 <a name="l00057"></a>00057 <a name="l00058"></a>00058 <a name="l00059"></a>00059 <span class="comment">/****************************************************************************</span> <a name="l00060"></a>00060 <span class="comment"> *</span> <a name="l00061"></a>00061 <span class="comment"> * Namespace</span> <a name="l00062"></a>00062 <span class="comment"> *</span> <a name="l00063"></a>00063 <span class="comment"> ****************************************************************************/</span> <a name="l00064"></a>00064 <a name="l00065"></a>00065 <span class="keyword">namespace </span>Async <a name="l00066"></a>00066 { <a name="l00067"></a>00067 <a name="l00068"></a>00068 <a name="l00069"></a>00069 <span class="comment">/****************************************************************************</span> <a name="l00070"></a>00070 <span class="comment"> *</span> <a name="l00071"></a>00071 <span class="comment"> * Forward declarations of classes inside of the declared namespace</span> <a name="l00072"></a>00072 <span class="comment"> *</span> <a name="l00073"></a>00073 <span class="comment"> ****************************************************************************/</span> <a name="l00074"></a>00074 <a name="l00075"></a>00075 <a name="l00076"></a>00076 <a name="l00077"></a>00077 <span class="comment">/****************************************************************************</span> <a name="l00078"></a>00078 <span class="comment"> *</span> <a name="l00079"></a>00079 <span class="comment"> * Defines & typedefs</span> <a name="l00080"></a>00080 <span class="comment"> *</span> <a name="l00081"></a>00081 <span class="comment"> ****************************************************************************/</span> <a name="l00082"></a>00082 <a name="l00083"></a>00083 <a name="l00084"></a>00084 <a name="l00085"></a>00085 <span class="comment">/****************************************************************************</span> <a name="l00086"></a>00086 <span class="comment"> *</span> <a name="l00087"></a>00087 <span class="comment"> * Exported Global Variables</span> <a name="l00088"></a>00088 <span class="comment"> *</span> <a name="l00089"></a>00089 <span class="comment"> ****************************************************************************/</span> <a name="l00090"></a>00090 <a name="l00091"></a>00091 <a name="l00092"></a>00092 <a name="l00093"></a>00093 <span class="comment">/****************************************************************************</span> <a name="l00094"></a>00094 <span class="comment"> *</span> <a name="l00095"></a>00095 <span class="comment"> * Class definitions</span> <a name="l00096"></a>00096 <span class="comment"> *</span> <a name="l00097"></a>00097 <span class="comment"> ****************************************************************************/</span> <a name="l00098"></a>00098 <a name="l00116"></a><a class="code" href="classAsync_1_1AudioDecimator.html">00116</a> <span class="keyword">class </span><a class="code" href="classAsync_1_1AudioDecimator.html" title="Decimates a higher sample rate into a lower one.">AudioDecimator</a> : <span class="keyword">public</span> <a class="code" href="classAsync_1_1AudioProcessor.html" title="The base class for an audio processor.">AudioProcessor</a> <a name="l00117"></a>00117 { <a name="l00118"></a>00118 <span class="keyword">public</span>: <a name="l00125"></a>00125 <a class="code" href="classAsync_1_1AudioDecimator.html#ad95976d79fb6f1dceb97af8687487483" title="Constructor.">AudioDecimator</a>(<span class="keywordtype">int</span> decimation_factor, <span class="keyword">const</span> <span class="keywordtype">float</span> *filter_coeff, <a name="l00126"></a>00126 <span class="keywordtype">int</span> taps); <a name="l00127"></a>00127 <a name="l00131"></a>00131 <a class="code" href="classAsync_1_1AudioDecimator.html#a674083ea6d097ac84a139f493dc3f636" title="Destructor.">~AudioDecimator</a>(<span class="keywordtype">void</span>); <a name="l00132"></a>00132 <a name="l00133"></a>00133 <a name="l00134"></a>00134 <span class="keyword">protected</span>: <a name="l00146"></a>00146 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classAsync_1_1AudioDecimator.html#aabfa2bd5cc4d9f77bea7066f5c7cf950" title="Process incoming samples and put them into the output buffer.">processSamples</a>(<span class="keywordtype">float</span> *dest, <span class="keyword">const</span> <span class="keywordtype">float</span> *src, <span class="keywordtype">int</span> count); <a name="l00147"></a>00147 <a name="l00148"></a>00148 <a name="l00149"></a>00149 <span class="keyword">private</span>: <a name="l00150"></a>00150 <span class="keyword">const</span> <span class="keywordtype">int</span> factor_M; <a name="l00151"></a>00151 <span class="keywordtype">float</span> *p_Z; <a name="l00152"></a>00152 <span class="keywordtype">int</span> H_size; <a name="l00153"></a>00153 <span class="keyword">const</span> <span class="keywordtype">float</span> *p_H; <a name="l00154"></a>00154 <a name="l00155"></a>00155 <a class="code" href="classAsync_1_1AudioDecimator.html#ad95976d79fb6f1dceb97af8687487483" title="Constructor.">AudioDecimator</a>(<span class="keyword">const</span> <a class="code" href="classAsync_1_1AudioDecimator.html" title="Decimates a higher sample rate into a lower one.">AudioDecimator</a>&); <a name="l00156"></a>00156 <a class="code" href="classAsync_1_1AudioDecimator.html" title="Decimates a higher sample rate into a lower one.">AudioDecimator</a>& operator=(<span class="keyword">const</span> <a class="code" href="classAsync_1_1AudioDecimator.html" title="Decimates a higher sample rate into a lower one.">AudioDecimator</a>&); <a name="l00157"></a>00157 <a name="l00158"></a>00158 }; <span class="comment">/* class AudioDecimator */</span> <a name="l00159"></a>00159 <a name="l00160"></a>00160 <a name="l00161"></a>00161 } <span class="comment">/* namespace */</span> <a name="l00162"></a>00162 <a name="l00163"></a>00163 <span class="preprocessor">#endif </span><span class="comment">/* ASYNC_AUDIO_DECIMATOR_INCLUDED */</span> <a name="l00164"></a>00164 <a name="l00165"></a>00165 <a name="l00166"></a>00166 <a name="l00167"></a>00167 <span class="comment">/*</span> <a name="l00168"></a>00168 <span class="comment"> * This file has not been truncated</span> <a name="l00169"></a>00169 <span class="comment"> */</span> <a name="l00170"></a>00170 </pre></div></div> <hr class="footer"/><address style="text-align: right;"><small>Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2-20100208 </small></address> </body> </html>