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81 <li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li> </ul>
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84 <div class="header">
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85 <div class="headertitle">
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86 <div class="title">OnsetDetectionFunction.h</div> </div>
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87 </div><!--header-->
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88 <div class="contents">
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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> <span class="comment">//=======================================================================</span></div>
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90 <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"></span><span class="comment">//=======================================================================</span></div>
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91 <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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92 <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef __ONSETDETECTIONFUNCTION_H</span></div>
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93 <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"></span><span class="preprocessor">#define __ONSETDETECTIONFUNCTION_H</span></div>
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94 <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span></div>
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95 <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "fftw3.h"</span></div>
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96 <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></span></div>
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97 <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
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98 <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">//=======================================================================</span></div>
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99 <div class="line"><a name="l00030"></a><span class="lineno"><a class="code" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b"> 30</a></span> <span class="comment"></span><span class="keyword">enum</span> <a class="code" href="_onset_detection_function_8h.html#a36dbf81d14d771e0712d0316ec06612b">OnsetDetectionFunctionType</a></div>
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100 <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div>
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101 <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  EnergyEnvelope,</div>
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102 <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  EnergyDifference,</div>
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103 <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  SpectralDifference,</div>
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104 <div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  SpectralDifferenceHWR,</div>
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105 <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  PhaseDeviation,</div>
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106 <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  ComplexSpectralDifference,</div>
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107 <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  ComplexSpectralDifferenceHWR,</div>
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108 <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  HighFrequencyContent,</div>
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109 <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  HighFrequencySpectralDifference,</div>
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110 <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  HighFrequencySpectralDifferenceHWR</div>
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111 <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> };</div>
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112 <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
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113 <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">//=======================================================================</span></div>
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114 <div class="line"><a name="l00046"></a><span class="lineno"><a class="code" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509"> 46</a></span> <span class="comment"></span><span class="keyword">enum</span> <a class="code" href="_onset_detection_function_8h.html#a476342970f954b62d70552bcbb5ee509">WindowType</a></div>
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115 <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div>
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116 <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  RectangularWindow,</div>
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117 <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  HanningWindow,</div>
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118 <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  HammingWindow,</div>
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119 <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  BlackmanWindow,</div>
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120 <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  TukeyWindow</div>
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121 <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> };</div>
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122 <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
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123 <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">//=======================================================================</span></div>
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124 <div class="line"><a name="l00057"></a><span class="lineno"><a class="code" href="class_onset_detection_function.html"> 57</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_onset_detection_function.html">OnsetDetectionFunction</a></div>
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125 <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> {</div>
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126 <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">public</span>:</div>
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127 <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
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128 <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="class_onset_detection_function.html#a7b4e4ab1b0be5f57682c52141eb959d6">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>
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129 <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
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130 <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="class_onset_detection_function.html#aa01f8125c950f3def45154878107e503">~OnsetDetectionFunction</a>();</div>
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131 <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
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132 <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#a654ed22782f6dc62e8347df44c90fbeb">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>
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133 <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
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134 <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">double</span> <a class="code" href="class_onset_detection_function.html#a7b8fffe6221d3bd4f6cac82c17db0e92">calculateOnsetDetectionFunctionSample</a>(<span class="keywordtype">double</span> *buffer);</div>
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135 <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
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136 <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">void</span> <a class="code" href="class_onset_detection_function.html#a51fdab443155aaaa935956645e8f9131">setOnsetDetectionFunctionType</a>(<span class="keywordtype">int</span> onsetDetectionFunctionType_);</div>
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137 <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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138 <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">private</span>:</div>
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139 <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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140 <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordtype">void</span> performFFT();</div>
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141 <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div>
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142 <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">//=======================================================================</span></div>
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143 <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"></span> <span class="keywordtype">double</span> energyEnvelope();</div>
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144 <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div>
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145 <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">double</span> energyDifference();</div>
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146 <div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  </div>
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147 <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">double</span> spectralDifference();</div>
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148 <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div>
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149 <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">double</span> spectralDifferenceHWR();</div>
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150 <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  </div>
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151 <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">double</span> phaseDeviation();</div>
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152 <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  </div>
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153 <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordtype">double</span> complexSpectralDifference();</div>
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154 <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div>
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155 <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordtype">double</span> complexSpectralDifferenceHWR();</div>
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156 <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div>
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157 <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">double</span> highFrequencyContent();</div>
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158 <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  </div>
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159 <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">double</span> highFrequencySpectralDifference();</div>
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160 <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div>
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161 <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">double</span> highFrequencySpectralDifferenceHWR();</div>
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162 <div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
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163 <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="comment">//=======================================================================</span></div>
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164 <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"></span> <span class="keywordtype">void</span> calculateRectangularWindow();</div>
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165 <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div>
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166 <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordtype">void</span> calculateHanningWindow();</div>
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167 <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  </div>
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168 <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordtype">void</span> calclulateHammingWindow();</div>
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169 <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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170 <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">void</span> calculateBlackmanWindow();</div>
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171 <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  </div>
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172 <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">void</span> calculateTukeyWindow();</div>
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173 <div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div>
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174 <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">//=======================================================================</span></div>
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175 <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"></span> <span class="keywordtype">double</span> princarg(<span class="keywordtype">double</span> phaseVal);</div>
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176 <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
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177 <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
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178 <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordtype">double</span> pi; </div>
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179 <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">int</span> frameSize; </div>
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180 <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordtype">int</span> hopSize; </div>
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181 <div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">int</span> onsetDetectionFunctionType; </div>
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182 <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  fftw_plan p; </div>
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183 <div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  fftw_complex *complexIn; </div>
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184 <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  fftw_complex *complexOut; </div>
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185 <div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">bool</span> initialised; </div>
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186 <div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  std::vector<double> frame; </div>
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187 <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  std::vector<double> window; </div>
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188 <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordtype">double</span> prevEnergySum; </div>
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189 <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  std::vector<double> magSpec; </div>
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190 <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  std::vector<double> prevMagSpec; </div>
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191 <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  std::vector<double> phase; </div>
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192 <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  std::vector<double> prevPhase; </div>
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193 <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  std::vector<double> prevPhase2; </div>
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194 <div class="line"><a name="l00175"></a><span class="lineno"> 175</span> };</div>
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195 <div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
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196 <div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
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197 <div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#endif</span></div>
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198 </div><!-- fragment --></div><!-- contents -->
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199 <!-- start footer part -->
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200 <hr class="footer"/><address class="footer"><small>
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201 Generated on Tue Jan 28 2014 00:29:23 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html">
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202 <img class="footer" src="doxygen.png" alt="doxygen"/>
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203 </a> 1.8.2
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204 </small></address>
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205 </body>
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206 </html>
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