Mercurial > hg > btrack

comparison doc/html/_onset_detection_function_8h_source.html @ 72:f4d9410f187e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
flow: Merged <release> '1.0.0' to <master> ('master').
author Adam Stark <adamstark@users.noreply.github.com>
date Tue, 08 Jul 2014 12:32:27 +0100
parents ae3ec9b14092
children d6d9df2db3e1
comparison
equal deleted inserted replaced
44:3049937d6ef1 72:f4d9410f187e
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2 <html xmlns="http://www.w3.org/1999/xhtml">
3 <head>
4 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
5 <meta http-equiv="X-UA-Compatible" content="IE=9"/>
6 <title>BTrack - A Real-Time Beat Tracker: src/OnsetDetectionFunction.h Source File</title>
7 <link href="tabs.css" rel="stylesheet" type="text/css"/>
8 <script type="text/javascript" src="jquery.js"></script>
9 <script type="text/javascript" src="dynsections.js"></script>
10 <link href="search/search.css" rel="stylesheet" type="text/css"/>
11 <script type="text/javascript" src="search/search.js"></script>
12 <script type="text/javascript">
13 $(document).ready(function() { searchBox.OnSelectItem(0); });
14 </script>
15 <link href="doxygen.css" rel="stylesheet" type="text/css" />
16 </head>
17 <body>
18 <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
19 <div id="titlearea">
20 <table cellspacing="0" cellpadding="0">
21 <tbody>
22 <tr style="height: 56px;">
23 <td style="padding-left: 0.5em;">
24 <div id="projectname">BTrack - A Real-Time Beat Tracker
25 </div>
26 </td>
27 </tr>
28 </tbody>
29 </table>
30 </div>
31 <!-- end header part -->
32 <!-- Generated by Doxygen 1.8.2 -->
33 <script type="text/javascript">
34 var searchBox = new SearchBox("searchBox", "search",false,'Search');
35 </script>
36 <div id="navrow1" class="tabs">
37 <ul class="tablist">
38 <li><a href="index.html"><span>Main&#160;Page</span></a></li>
39 <li><a href="annotated.html"><span>Classes</span></a></li>
40 <li class="current"><a href="files.html"><span>Files</span></a></li>
41 <li>
42 <div id="MSearchBox" class="MSearchBoxInactive">
43 <span class="left">
44 <img id="MSearchSelect" src="search/mag_sel.png"
45 onmouseover="return searchBox.OnSearchSelectShow()"
46 onmouseout="return searchBox.OnSearchSelectHide()"
47 alt=""/>
48 <input type="text" id="MSearchField" value="Search" accesskey="S"
49 onfocus="searchBox.OnSearchFieldFocus(true)"
50 onblur="searchBox.OnSearchFieldFocus(false)"
51 onkeyup="searchBox.OnSearchFieldChange(event)"/>
52 </span><span class="right">
53 <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
54 </span>
55 </div>
56 </li>
57 </ul>
58 </div>
59 <div id="navrow2" class="tabs2">
60 <ul class="tablist">
61 <li><a href="files.html"><span>File&#160;List</span></a></li>
62 <li><a href="globals.html"><span>File&#160;Members</span></a></li>
63 </ul>
64 </div>
65 <!-- window showing the filter options -->
66 <div id="MSearchSelectWindow"
67 onmouseover="return searchBox.OnSearchSelectShow()"
68 onmouseout="return searchBox.OnSearchSelectHide()"
69 onkeydown="return searchBox.OnSearchSelectKey(event)">
70 <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Pages</a></div>
71
72 <!-- iframe showing the search results (closed by default) -->
73 <div id="MSearchResultsWindow">
74 <iframe src="javascript:void(0)" frameborder="0"
75 name="MSearchResults" id="MSearchResults">
76 </iframe>
77 </div>
78
79 <div id="nav-path" class="navpath">
80 <ul>
81 <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul>
82 </div>
83 </div><!-- top -->
84 <div class="header">
85 <div class="headertitle">
86 <div class="title">OnsetDetectionFunction.h</div> </div>
87 </div><!--header-->
88 <div class="contents">
89 <a href="_onset_detection_function_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">//=======================================================================</span></div>
90 <div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"></span><span class="comment">//=======================================================================</span></div>
91 <div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div>
92 <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#ifndef __ONSETDETECTIONFUNCTION_H</span></div>
93 <div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __ONSETDETECTIONFUNCTION_H</span></div>
94 <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor"></span></div>
95 <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &quot;fftw3.h&quot;</span></div>
96 <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div>
97 <div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div>
98 <div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="comment">//=======================================================================</span></div>
99 <div class="line"><a name="l00030"></a><span class="lineno"><a class="code" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b"> 30</a></span>&#160;<span class="comment"></span><span class="keyword">enum</span> <a class="code" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunctionType</a></div>
100 <div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;{</div>
101 <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; EnergyEnvelope,</div>
102 <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; EnergyDifference,</div>
103 <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; SpectralDifference,</div>
104 <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; SpectralDifferenceHWR,</div>
105 <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; PhaseDeviation,</div>
106 <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; ComplexSpectralDifference,</div>
107 <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; ComplexSpectralDifferenceHWR,</div>
108 <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; HighFrequencyContent,</div>
109 <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; HighFrequencySpectralDifference,</div>
110 <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; HighFrequencySpectralDifferenceHWR</div>
111 <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;};</div>
112 <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;</div>
113 <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment">//=======================================================================</span></div>
114 <div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509"> 46</a></span>&#160;<span class="comment"></span><span class="keyword">enum</span> <a class="code" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">WindowType</a></div>
115 <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;{</div>
116 <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; RectangularWindow,</div>
117 <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; HanningWindow,</div>
118 <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; HammingWindow,</div>
119 <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; BlackmanWindow,</div>
120 <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; TukeyWindow</div>
121 <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;};</div>
122 <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;</div>
123 <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="comment">//=======================================================================</span></div>
124 <div class="line"><a name="l00057"></a><span class="lineno"><a class="code" href="class_onset_detection_function.html"> 57</a></span>&#160;<span class="comment"></span><span class="keyword">class </span><a class="code" href="class_onset_detection_function.html">OnsetDetectionFunction</a></div>
125 <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;{</div>
126 <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="keyword">public</span>:</div>
127 <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; </div>
128 <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <a class="code" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div>
129 <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; </div>
130 <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; </div>
131 <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <a class="code" href="class_onset_detection_function.html#a1af5db39698d413cbb892b3a6de7aee5">OnsetDetectionFunction</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_,<span class="keywordtype">int</span> onsetDetectionFunctionType_,<span class="keywordtype">int</span> windowType_);</div>
132 <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; </div>
133 <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <a class="code" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">~OnsetDetectionFunction</a>();</div>
134 <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; </div>
135 <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">initialise</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_);</div>
136 <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; </div>
137 <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#ab3379d150c375e4a7e525f326ce5a2e6">initialise</a>(<span class="keywordtype">int</span> hopSize_,<span class="keywordtype">int</span> frameSize_,<span class="keywordtype">int</span> onsetDetectionFunctionType_,<span class="keywordtype">int</span> windowType_);</div>
138 <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; </div>
139 <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keywordtype">double</span> <a class="code" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">calculateOnsetDetectionFunctionSample</a>(<span class="keywordtype">double</span> *buffer);</div>
140 <div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; </div>
141 <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">setOnsetDetectionFunctionType</a>(<span class="keywordtype">int</span> onsetDetectionFunctionType_);</div>
142 <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; </div>
143 <div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="keyword">private</span>:</div>
144 <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; </div>
145 <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordtype">void</span> performFFT();</div>
146 <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div>
147 <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="comment">//=======================================================================</span></div>
148 <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;<span class="comment"></span> <span class="keywordtype">double</span> energyEnvelope();</div>
149 <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; </div>
150 <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keywordtype">double</span> energyDifference();</div>
151 <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; </div>
152 <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordtype">double</span> spectralDifference();</div>
153 <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; </div>
154 <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="keywordtype">double</span> spectralDifferenceHWR();</div>
155 <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; </div>
156 <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="keywordtype">double</span> phaseDeviation();</div>
157 <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; </div>
158 <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keywordtype">double</span> complexSpectralDifference();</div>
159 <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; </div>
160 <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keywordtype">double</span> complexSpectralDifferenceHWR();</div>
161 <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; </div>
162 <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordtype">double</span> highFrequencyContent();</div>
163 <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; </div>
164 <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keywordtype">double</span> highFrequencySpectralDifference();</div>
165 <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; </div>
166 <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="keywordtype">double</span> highFrequencySpectralDifferenceHWR();</div>
167 <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;</div>
168 <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="comment">//=======================================================================</span></div>
169 <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;<span class="comment"></span> <span class="keywordtype">void</span> calculateRectangularWindow();</div>
170 <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; </div>
171 <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordtype">void</span> calculateHanningWindow();</div>
172 <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; </div>
173 <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keywordtype">void</span> calclulateHammingWindow();</div>
174 <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; </div>
175 <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="keywordtype">void</span> calculateBlackmanWindow();</div>
176 <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; </div>
177 <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="keywordtype">void</span> calculateTukeyWindow();</div>
178 <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;</div>
179 <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="comment">//=======================================================================</span></div>
180 <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;<span class="comment"></span> <span class="keywordtype">double</span> princarg(<span class="keywordtype">double</span> phaseVal);</div>
181 <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; </div>
182 <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; </div>
183 <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keywordtype">double</span> pi; </div>
184 <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="keywordtype">int</span> frameSize; </div>
185 <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keywordtype">int</span> hopSize; </div>
186 <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="keywordtype">int</span> onsetDetectionFunctionType; </div>
187 <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keywordtype">int</span> windowType; </div>
188 <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; fftw_plan p; </div>
189 <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; fftw_complex *complexIn; </div>
190 <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; fftw_complex *complexOut; </div>
191 <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="keywordtype">bool</span> initialised; </div>
192 <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; std::vector&lt;double&gt; frame; </div>
193 <div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; std::vector&lt;double&gt; window; </div>
194 <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="keywordtype">double</span> prevEnergySum; </div>
195 <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; std::vector&lt;double&gt; magSpec; </div>
196 <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; std::vector&lt;double&gt; prevMagSpec; </div>
197 <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; std::vector&lt;double&gt; phase; </div>
198 <div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; std::vector&lt;double&gt; prevPhase; </div>
199 <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; std::vector&lt;double&gt; prevPhase2; </div>
200 <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160;};</div>
201 <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160;</div>
202 <div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;</div>
203 <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;<span class="preprocessor">#endif</span></div>
204 </div><!-- fragment --></div><!-- contents -->
205 <!-- start footer part -->
206 <hr class="footer"/><address class="footer"><small>
207 Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by &#160;<a href="http://www.doxygen.org/index.html">
208 <img class="footer" src="doxygen.png" alt="doxygen"/>
209 </a> 1.8.2
210 </small></address>
211 </body>
212 </html>