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stk/doc/html/WvOut_8h-source.html
Gary Scavone de344668dd Release 4.2.0 tarball
2013-09-29 23:39:37 +02:00

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<TITLE>The Synthesis ToolKit in C++ (STK)</TITLE>
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<h1>WvOut.h</h1><div class="fragment"><pre>00001 <span class="comment">/***************************************************/</span>
00034 <span class="comment">/***************************************************/</span>
00035
00036 <span class="preprocessor">#ifndef STK_WVOUT_H</span>
00037 <span class="preprocessor"></span><span class="preprocessor">#define STK_WVOUT_H</span>
00038 <span class="preprocessor"></span>
00039 <span class="preprocessor">#include "Stk.h"</span>
00040
00041 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> BUFFER_SIZE = 1024; <span class="comment">// sample frames</span>
00042
<a name="l00043"></a><a class="code" href="classWvOut.html">00043</a> <span class="keyword">class </span><a class="code" href="classWvOut.html">WvOut</a> : <span class="keyword">public</span> <a class="code" href="classStk.html">Stk</a>
00044 {
00045 <span class="keyword">public</span>:
00046
00047 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> FILE_TYPE;
00048
<a name="l00049"></a><a class="code" href="classWvOut.html#s0">00049</a> <span class="keyword">static</span> <span class="keyword">const</span> FILE_TYPE <a class="code" href="classWvOut.html#s0">WVOUT_RAW</a>;
<a name="l00050"></a><a class="code" href="classWvOut.html#s1">00050</a> <span class="keyword">static</span> <span class="keyword">const</span> FILE_TYPE <a class="code" href="classWvOut.html#s1">WVOUT_WAV</a>;
<a name="l00051"></a><a class="code" href="classWvOut.html#s2">00051</a> <span class="keyword">static</span> <span class="keyword">const</span> FILE_TYPE <a class="code" href="classWvOut.html#s2">WVOUT_SND</a>;
<a name="l00052"></a><a class="code" href="classWvOut.html#s3">00052</a> <span class="keyword">static</span> <span class="keyword">const</span> FILE_TYPE <a class="code" href="classWvOut.html#s3">WVOUT_AIF</a>;
<a name="l00053"></a><a class="code" href="classWvOut.html#s4">00053</a> <span class="keyword">static</span> <span class="keyword">const</span> FILE_TYPE <a class="code" href="classWvOut.html#s4">WVOUT_MAT</a>;
00055
00056 <a class="code" href="classWvOut.html#a0">WvOut</a>();
00057
00059
00062 <a class="code" href="classWvOut.html#a0">WvOut</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nChannels = 1, FILE_TYPE type = WVOUT_WAV, Stk::StkFormat format = STK_SINT16 );
00063
00065 <span class="keyword">virtual</span> <a class="code" href="classWvOut.html#a2">~WvOut</a>();
00066
00068
00071 <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a3">openFile</a>( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> nChannels = 1,
00072 WvOut::FILE_TYPE type = WVOUT_WAV, Stk::StkFormat format = STK_SINT16 );
00073
00075 <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a4">closeFile</a>( <span class="keywordtype">void</span> );
00076
00078 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="classWvOut.html#a5">getFrames</a>( <span class="keywordtype">void</span> ) <span class="keyword">const</span>;
00079
00081 StkFloat <a class="code" href="classWvOut.html#a6">getTime</a>( <span class="keywordtype">void</span> ) <span class="keyword">const</span>;
00082
<a name="l00084"></a><a class="code" href="classWvOut.html#a7">00084</a> <span class="keywordtype">bool</span> <a class="code" href="classWvOut.html#a7">getClipStatus</a>( <span class="keywordtype">void</span> ) { <span class="keywordflow">return</span> clipping_; };
00085
<a name="l00087"></a><a class="code" href="classWvOut.html#a8">00087</a> <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a8">resetClipStatus</a>( <span class="keywordtype">void</span> ) { clipping_ = <span class="keyword">false</span>; };
00088
00090
00093 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a9">tick</a>(<span class="keyword">const</span> StkFloat sample);
00094
00096
00099 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a9">tick</a>( <span class="keyword">const</span> StkFloat *vector, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> vectorSize );
00100
00102
00108 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a9">tick</a>( <span class="keyword">const</span> <a class="code" href="classStkFrames.html">StkFrames</a>&amp; frames, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channel = 1 );
00109
00111
00114 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a12">tickFrame</a>( <span class="keyword">const</span> StkFloat *frameVector, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> frames = 1);
00115
00117
00122 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classWvOut.html#a12">tickFrame</a>( <span class="keyword">const</span> <a class="code" href="classStkFrames.html">StkFrames</a>&amp; frames );
00123
00124 <span class="keyword">protected</span>:
00125
00126 <span class="comment">// Initialize class variables.</span>
00127 <span class="keywordtype">void</span> init( <span class="keywordtype">void</span> );
00128
00129 <span class="comment">// Write data to output file;</span>
00130 <span class="keyword">virtual</span> <span class="keywordtype">void</span> writeData( <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> frames );
00131
00132 <span class="comment">// Check for sample clipping and clamp.</span>
00133 <span class="keywordtype">void</span> clipTest( StkFloat&amp; sample );
00134
00135 <span class="comment">// Write STK RAW file header.</span>
00136 <span class="keywordtype">bool</span> setRawFile( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName );
00137
00138 <span class="comment">// Write WAV file header.</span>
00139 <span class="keywordtype">bool</span> setWavFile( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName );
00140
00141 <span class="comment">// Close WAV file, updating the header.</span>
00142 <span class="keywordtype">void</span> closeWavFile( <span class="keywordtype">void</span> );
00143
00144 <span class="comment">// Write SND (AU) file header.</span>
00145 <span class="keywordtype">bool</span> setSndFile( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName );
00146
00147 <span class="comment">// Close SND file, updating the header.</span>
00148 <span class="keywordtype">void</span> closeSndFile( <span class="keywordtype">void</span> );
00149
00150 <span class="comment">// Write AIFF file header.</span>
00151 <span class="keywordtype">bool</span> setAifFile( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName );
00152
00153 <span class="comment">// Close AIFF file, updating the header.</span>
00154 <span class="keywordtype">void</span> closeAifFile( <span class="keywordtype">void</span> );
00155
00156 <span class="comment">// Write MAT-file header.</span>
00157 <span class="keywordtype">bool</span> setMatFile( <span class="keyword">const</span> <span class="keywordtype">char</span> *fileName );
00158
00159 <span class="comment">// Close MAT-file, updating the header.</span>
00160 <span class="keywordtype">void</span> closeMatFile( <span class="keywordtype">void</span> );
00161
00162 FILE *fd_;
00163 std::valarray&lt;StkFloat&gt; data_;
00164 FILE_TYPE fileType_;
00165 StkFormat dataType_;
00166 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> channels_;
00167 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> counter_;
00168 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> totalCount_;
00169 <span class="keywordtype">bool</span> byteswap_;
00170 <span class="keywordtype">bool</span> clipping_;
00171
00172 };
00173
00174 <span class="preprocessor">#endif</span>
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<tr><td><A HREF="http://ccrma.stanford.edu/software/stk/"><I>The Synthesis ToolKit in C++ (STK)</I></A></td></tr>
<tr><td>&copy;1995-2004 Perry R. Cook and Gary P. Scavone. All Rights Reserved.</td></tr>
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