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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/* ====================================================================</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (c) 2008 Carnegie Mellon University. All rights </span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * reserved.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modification, are permitted provided that the following conditions</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * are met:</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * 1. Redistributions of source code must retain the above copyright</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * notice, this list of conditions and the following disclaimer. </span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * 2. Redistributions in binary form must reproduce the above copyright</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * notice, this list of conditions and the following disclaimer in</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * the documentation and/or other materials provided with the</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * distribution.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * This work was supported in part by funding from the Defense Advanced </span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * Research Projects Agency and the National Science Foundation of the </span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * United States of America, and the CMU Sphinx Speech Consortium.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND </span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, </span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT </span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, </span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY </span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT </span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE </span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"> * ====================================================================</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <<a class="code" href="cmd__ln_8h.html">sphinxbase/cmd_ln.h</a>></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <<a class="code" href="yin_8h.html">sphinxbase/yin.h</a>></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <<a class="code" href="ckd__alloc_8h.html">sphinxbase/ckd_alloc.h</a>></span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <sphinxbase/byteorder.h></span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include <<a class="code" href="strfuncs_8h.html">sphinxbase/strfuncs.h</a>></span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include <<a class="code" href="err_8h.html">sphinxbase/err.h</a>></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include <<a class="code" href="pio_8h.html">sphinxbase/pio.h</a>></span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#ifndef WORDS_BIGENDIAN</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#define WORDS_BIGENDIAN 0</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">static</span> <a class="code" href="structarg__t.html">arg_t</a> defn[] = {</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  { <span class="stringliteral">"-i"</span>,</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  NULL,</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="stringliteral">"Single audio input file"</span> },</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  { <span class="stringliteral">"-o"</span>,</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  NULL,</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="stringliteral">"Single text output file (standard output will be used if not given)"</span> },</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  { <span class="stringliteral">"-c"</span>,</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  NULL,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="stringliteral">"Control file for batch processing"</span> },</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  { <span class="stringliteral">"-nskip"</span>,</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="cmd__ln_8h.html#a7ca1061dca6e8d4e7882bcefe1d15722">ARG_INT32</a>,</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="stringliteral">"0"</span>,</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="stringliteral">"If a control file was specified, the number of utterances to skip at the head of the file"</span> },</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  { <span class="stringliteral">"-runlen"</span>,</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="cmd__ln_8h.html#a7ca1061dca6e8d4e7882bcefe1d15722">ARG_INT32</a>,</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="stringliteral">"-1"</span>,</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="stringliteral">"If a control file was specified, the number of utterances to process (see -nskip too)"</span> },</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  { <span class="stringliteral">"-di"</span>,</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  NULL,</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="stringliteral">"Input directory, input file names are relative to this, if defined"</span> },</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  { <span class="stringliteral">"-ei"</span>,</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  NULL,</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="stringliteral">"Input extension to be applied to all input files"</span> },</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  { <span class="stringliteral">"-do"</span>,</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  NULL,</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="stringliteral">"Output directory, output files are relative to this"</span> },</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  { <span class="stringliteral">"-eo"</span>,</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  NULL,</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="stringliteral">"Output extension to be applied to all output files"</span> },</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  { <span class="stringliteral">"-nist"</span>,</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="cmd__ln_8h.html#ac7d08ff59bb6905c3375162e75913e88">ARG_BOOLEAN</a>,</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="stringliteral">"no"</span>,</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="stringliteral">"Defines input format as NIST sphere"</span> },</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  { <span class="stringliteral">"-raw"</span>,</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="cmd__ln_8h.html#ac7d08ff59bb6905c3375162e75913e88">ARG_BOOLEAN</a>,</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="stringliteral">"no"</span>,</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="stringliteral">"Defines input format as raw binary data"</span> },</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  { <span class="stringliteral">"-mswav"</span>,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="cmd__ln_8h.html#ac7d08ff59bb6905c3375162e75913e88">ARG_BOOLEAN</a>,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="stringliteral">"no"</span>,</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="stringliteral">"Defines input format as Microsoft Wav (RIFF)"</span> },</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  { <span class="stringliteral">"-samprate"</span>,</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="cmd__ln_8h.html#a7ca1061dca6e8d4e7882bcefe1d15722">ARG_INT32</a>,</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="stringliteral">"0"</span>,</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="stringliteral">"Sampling rate of audio data (will be determined automatically if 0)"</span> },</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  { <span class="stringliteral">"-input_endian"</span>,</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <a class="code" href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a>,</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  NULL,</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="stringliteral">"Endianness of audio data (will be determined automatically if not given)"</span> },</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  { <span class="stringliteral">"-fshift"</span>,</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="cmd__ln_8h.html#ad9b1952e4f1def9ee6a88791375b3901">ARG_FLOAT32</a>,</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="stringliteral">"0.01"</span>,</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="stringliteral">"Frame shift: number of seconds between each analysis frame."</span> },</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  { <span class="stringliteral">"-flen"</span>,</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <a class="code" href="cmd__ln_8h.html#ad9b1952e4f1def9ee6a88791375b3901">ARG_FLOAT32</a>,</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="stringliteral">"0.025"</span>,</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="stringliteral">"Number of seconds in each analysis frame (needs to be greater than twice the longest period you wish to detect - to detect down to 80Hz you need a frame length of 2.0/80 = 0.025)."</span> },</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  { <span class="stringliteral">"-smooth_window"</span>,</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <a class="code" href="cmd__ln_8h.html#a7ca1061dca6e8d4e7882bcefe1d15722">ARG_INT32</a>,</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="stringliteral">"2"</span>,</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="stringliteral">"Number of frames on either side of the current frame to use for smoothing."</span> },</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  { <span class="stringliteral">"-voice_thresh"</span>,</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="cmd__ln_8h.html#ad9b1952e4f1def9ee6a88791375b3901">ARG_FLOAT32</a>,</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="stringliteral">"0.1"</span>,</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="stringliteral">"Threshold of normalized difference under which to search for the fundamental period."</span> },</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  { <span class="stringliteral">"-search_range"</span>,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="cmd__ln_8h.html#ad9b1952e4f1def9ee6a88791375b3901">ARG_FLOAT32</a>,</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="stringliteral">"0.2"</span>,</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="stringliteral">"Fraction of the best local estimate to use as a search range for smoothing."</span> },</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  { NULL, 0, NULL, NULL }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> };</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">static</span> <span class="keywordtype">int</span> extract_pitch(<span class="keyword">const</span> <span class="keywordtype">char</span> *in, <span class="keyword">const</span> <span class="keywordtype">char</span> *out);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keyword">static</span> <span class="keywordtype">int</span> run_control_file(<span class="keyword">const</span> <span class="keywordtype">char</span> *ctl);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> </div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="cmd__ln_8h.html#a42447819b47aab58ee53f4745244f7f7">cmd_ln_parse</a>(defn, argc, argv, TRUE);</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">/* Run a control file if requested. */</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-c"</span>)) {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (run_control_file(<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-c"</span>)) < 0)</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">if</span> (extract_pitch(<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-i"</span>), <a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-o"</span>)) < 0)</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="cmd__ln_8h.html#a439d3f832f92ae655f1028445aa91602">cmd_ln_free</a>();</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> }</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> guess_file_type(<span class="keywordtype">char</span> <span class="keyword">const</span> *file, FILE *infh)</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">char</span> header[4];</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  fseek(infh, 0, SEEK_SET);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (fread(header, 1, 4, infh) != 4) {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to read 4 byte header"</span>);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (0 == memcmp(header, <span class="stringliteral">"RIFF"</span>, 4)) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%s appears to be a WAV file\n"</span>, file);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-mswav"</span>, TRUE);</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-nist"</span>, FALSE);</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-raw"</span>, FALSE);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (0 == memcmp(header, <span class="stringliteral">"NIST"</span>, 4)) {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%s appears to be a NIST SPHERE file\n"</span>, file);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-mswav"</span>, FALSE);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-nist"</span>, TRUE);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-raw"</span>, FALSE);</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  }</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <a class="code" href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a>(<span class="stringliteral">"%s appears to be raw data\n"</span>, file);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-mswav"</span>, FALSE);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-nist"</span>, FALSE);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-raw"</span>, TRUE);</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  fseek(infh, 0, SEEK_SET);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> }</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="preprocessor">#define TRY_FREAD(ptr, size, nmemb, stream) \</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> if (fread(ptr, size, nmemb, stream) != (nmemb)) { \</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="preprocessor"> E_ERROR_SYSTEM("Failed to read %d bytes", size * nmemb); \</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor"> goto error_out; \</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="preprocessor"> }</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> read_riff_header(FILE *infh)</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> {</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordtype">char</span> <span class="keywordtype">id</span>[4];</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  int32 intval, header_len;</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  int16 shortval;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">/* RIFF files are little-endian by definition. */</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <a class="code" href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a>(<span class="stringliteral">"-input_endian"</span>, <span class="stringliteral">"little"</span>);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment">/* Read in all the header chunks and etcetera. */</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  TRY_FREAD(<span class="keywordtype">id</span>, 1, 4, infh);</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">/* Total file length (we don't care) */</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  TRY_FREAD(&intval, 4, 1, infh);</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">/* 'WAVE' */</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  TRY_FREAD(<span class="keywordtype">id</span>, 1, 4, infh);</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">if</span> (0 != memcmp(<span class="keywordtype">id</span>, <span class="stringliteral">"WAVE"</span>, 4)) {</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"This is not a WAVE file\n"</span>);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  }</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">/* 'fmt ' */</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  TRY_FREAD(<span class="keywordtype">id</span>, 1, 4, infh);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (0 != memcmp(<span class="keywordtype">id</span>, <span class="stringliteral">"fmt "</span>, 4)) {</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Format chunk missing\n"</span>);</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  }</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">/* Length of 'fmt ' chunk */</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  TRY_FREAD(&intval, 4, 1, infh);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN) SWAP_INT32(&intval);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  header_len = intval;</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">/* Data format. */</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  TRY_FREAD(&shortval, 2, 1, infh);</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN) SWAP_INT16(&shortval);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">if</span> (shortval != 1) { <span class="comment">/* PCM */</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"WAVE file is not in PCM format\n"</span>);</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> </div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">/* Number of channels. */</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  TRY_FREAD(&shortval, 2, 1, infh);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN) SWAP_INT16(&shortval);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">if</span> (shortval != 1) { <span class="comment">/* PCM */</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"WAVE file is not single channel\n"</span>);</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  }</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">/* Sampling rate (finally!) */</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  TRY_FREAD(&intval, 4, 1, infh);</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN) SWAP_INT32(&intval);</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>) == 0)</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <a class="code" href="cmd__ln_8h.html#ab63087898153823d7a7041669d60cfae">cmd_ln_set_int32</a>(<span class="stringliteral">"-samprate"</span>, intval);</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>) != intval) {</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a>(<span class="stringliteral">"WAVE file sampling rate %d != -samprate %d\n"</span>,</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  intval, <a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>));</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">/* Average bytes per second (we don't care) */</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  TRY_FREAD(&intval, 4, 1, infh);</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="comment">/* Block alignment (we don't care) */</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  TRY_FREAD(&shortval, 2, 1, infh);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="comment">/* Bits per sample (must be 16) */</span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  TRY_FREAD(&shortval, 2, 1, infh);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN) SWAP_INT16(&shortval);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">if</span> (shortval != 16) {</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"WAVE file is not 16-bit\n"</span>);</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  }</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> </div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">/* Any extra parameters. */</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> (header_len > 16)</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  fseek(infh, header_len - 16, SEEK_CUR);</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="comment">/* Now skip to the 'data' chunk. */</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">while</span> (1) {</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  TRY_FREAD(<span class="keywordtype">id</span>, 1, 4, infh);</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">if</span> (0 == memcmp(<span class="keywordtype">id</span>, <span class="stringliteral">"data"</span>, 4)) {</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="comment">/* Total number of bytes of data (we don't care). */</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  TRY_FREAD(&intval, 4, 1, infh);</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">/* Some other stuff... */</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="comment">/* Number of bytes of ... whatever */</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  TRY_FREAD(&intval, 4, 1, infh);</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN) SWAP_INT32(&intval);</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  fseek(infh, intval, SEEK_CUR);</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="comment">/* We are ready to rumble. */</span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> error_out:</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> }</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> read_nist_header(FILE *infh)</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> {</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordtype">char</span> hdr[1024];</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordtype">char</span> *line, *c;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  TRY_FREAD(hdr, 1, 1024, infh);</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  hdr[1023] = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="comment">/* Roughly parse it to find the sampling rate and byte order</span></div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment"> * (don't bother with other stuff) */</span></div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">if</span> ((line = strstr(hdr, <span class="stringliteral">"sample_rate"</span>)) == NULL) {</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"No sampling rate in NIST header!\n"</span>);</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  c = strchr(line, <span class="charliteral">'\n'</span>);</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">if</span> (c) *c = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  c = strrchr(line, <span class="charliteral">' '</span>);</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">if</span> (c == NULL) {</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Could not find sampling rate!\n"</span>);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  }</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  ++c;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>) == 0)</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <a class="code" href="cmd__ln_8h.html#ab63087898153823d7a7041669d60cfae">cmd_ln_set_int32</a>(<span class="stringliteral">"-samprate"</span>, atoi(c));</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>) != atoi(c)) {</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a>(<span class="stringliteral">"NIST file sampling rate %d != -samprate %d\n"</span>,</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  atoi(c), <a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>));</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordflow">if</span> (line + strlen(line) < hdr + 1023)</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  line[strlen(line)] = <span class="charliteral">' '</span>;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">if</span> ((line = strstr(hdr, <span class="stringliteral">"sample_byte_format"</span>)) == NULL) {</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"No sample byte format in NIST header!\n"</span>);</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  }</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  c = strchr(line, <span class="charliteral">'\n'</span>);</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">if</span> (c) *c = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  c = strrchr(line, <span class="charliteral">' '</span>);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">if</span> (c == NULL) {</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Could not find sample byte order!\n"</span>);</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  }</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  ++c;</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">if</span> (0 == memcmp(c, <span class="stringliteral">"01"</span>, 2)) {</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <a class="code" href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a>(<span class="stringliteral">"-input_endian"</span>, <span class="stringliteral">"little"</span>);</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  }</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (0 == memcmp(c, <span class="stringliteral">"10"</span>, 2)) {</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a>(<span class="stringliteral">"-input_endian"</span>, <span class="stringliteral">"big"</span>);</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  }</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Unknown byte order %s\n"</span>, c);</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="comment">/* We are ready to rumble. */</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> error_out:</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> }</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> extract_pitch(<span class="keyword">const</span> <span class="keywordtype">char</span> *in, <span class="keyword">const</span> <span class="keywordtype">char</span> *out)</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> {</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  FILE *infh = NULL, *outfh = NULL;</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordtype">size_t</span> flen, fshift, nsamps;</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  int16 *buf = NULL;</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <a class="code" href="structyin__s.html">yin_t</a> *yin = NULL;</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  uint16 period, bestdiff;</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  int32 sps;</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span> (out) {</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">if</span> ((outfh = fopen(out, <span class="stringliteral">"w"</span>)) == NULL) {</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s for writing"</span>, out);</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  }</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  }</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  outfh = stdout;</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  }</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">if</span> ((infh = fopen(in, <span class="stringliteral">"rb"</span>)) == NULL) {</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open %s for reading"</span>, in);</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="comment">/* If we weren't told what the file type is, weakly try to</span></div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment"> * determine it (actually it's pretty obvious) */</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">if</span> (!(<a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-raw"</span>)</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  || <a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-mswav"</span>)</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  || <a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-nist"</span>))) {</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">if</span> (guess_file_type(in, infh) < 0)</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  }</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  </div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="comment">/* Grab the sampling rate and byte order from the header and also</span></div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment"> * make sure this is 16-bit linear PCM. */</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-mswav"</span>)) {</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keywordflow">if</span> (read_riff_header(infh) < 0)</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  }</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-nist"</span>)) {</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">if</span> (read_nist_header(infh) < 0)</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-raw"</span>)) {</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="comment">/* Just use some defaults for sampling rate and endian. */</span></div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-input_endian"</span>) == NULL) {</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> (WORDS_BIGENDIAN)</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <a class="code" href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a>(<span class="stringliteral">"-input_endian"</span>, <span class="stringliteral">"big"</span>);</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <a class="code" href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a>(<span class="stringliteral">"-input_endian"</span>, <span class="stringliteral">"little"</span>);</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  }</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>) == 0)</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <a class="code" href="cmd__ln_8h.html#ab63087898153823d7a7041669d60cfae">cmd_ln_set_int32</a>(<span class="stringliteral">"-samprate"</span>, 16000);</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  }</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> </div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="comment">/* Now read frames and write pitch estimates. */</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  sps = <a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>);</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  flen = (size_t)(0.5 + sps * <a class="code" href="cmd__ln_8h.html#a95b9ea6b4ef4a6ae9718b7df5fffdde8">cmd_ln_float32</a>(<span class="stringliteral">"-flen"</span>));</div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  fshift = (size_t)(0.5 + sps * <a class="code" href="cmd__ln_8h.html#a95b9ea6b4ef4a6ae9718b7df5fffdde8">cmd_ln_float32</a>(<span class="stringliteral">"-fshift"</span>));</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  yin = <a class="code" href="yin_8h.html#afc3a955f8d2215ed3d660737643c4f32">yin_init</a>(flen, <a class="code" href="cmd__ln_8h.html#a95b9ea6b4ef4a6ae9718b7df5fffdde8">cmd_ln_float32</a>(<span class="stringliteral">"-voice_thresh"</span>),</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <a class="code" href="cmd__ln_8h.html#a95b9ea6b4ef4a6ae9718b7df5fffdde8">cmd_ln_float32</a>(<span class="stringliteral">"-search_range"</span>),</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-smooth_window"</span>));</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">if</span> (yin == NULL) {</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <a class="code" href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a>(<span class="stringliteral">"Failed to initialize YIN\n"</span>);</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">goto</span> error_out;</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  }</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  buf = <a class="code" href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a>(flen, <span class="keyword">sizeof</span>(*buf));</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="comment">/* Read the first full frame of data. */</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">if</span> (fread(buf, <span class="keyword">sizeof</span>(*buf), flen, infh) != flen) {</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="comment">/* Fail silently, which is probably okay. */</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  }</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <a class="code" href="yin_8h.html#a9a93d7c0fd3eb97d8ea735a76683ff4d">yin_start</a>(yin);</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  nsamps = 0;</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordflow">while</span> (!feof(infh)) {</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">/* Process a frame of data. */</span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <a class="code" href="yin_8h.html#ac316a9b80593ad996df71b0f6df54d6c">yin_write</a>(yin, buf);</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">if</span> (<a class="code" href="yin_8h.html#a3a0ae5d5a543b9e71b34c9b4a285bdbf">yin_read</a>(yin, &period, &bestdiff)) {</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  fprintf(outfh, <span class="stringliteral">"%.3f %.2f %.2f\n"</span>,</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="comment">/* Time point. */</span></div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  (<span class="keywordtype">double</span>)nsamps/sps,</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="comment">/* "Probability" of voicing. */</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  bestdiff > 32768 ? 0.0 : 1.0 - (<span class="keywordtype">double</span>)bestdiff / 32768,</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="comment">/* Pitch (possibly bogus) */</span></div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  period == 0 ? sps : (<span class="keywordtype">double</span>)sps / period);</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  nsamps += fshift;</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  }</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="comment">/* Shift it back and get the next frame's overlap. */</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  memmove(buf, buf + fshift, (flen - fshift) * <span class="keyword">sizeof</span>(*buf));</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">if</span> (fread(buf + flen - fshift, <span class="keyword">sizeof</span>(*buf), fshift, infh) != fshift) {</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="comment">/* Fail silently (FIXME: really?) */</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  }</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  }</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="yin_8h.html#a9182cabf44e517c2db3b67edacebece9">yin_end</a>(yin);</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="comment">/* Process trailing frames of data. */</span></div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">while</span> (<a class="code" href="yin_8h.html#a3a0ae5d5a543b9e71b34c9b4a285bdbf">yin_read</a>(yin, &period, &bestdiff)) {</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  fprintf(outfh, <span class="stringliteral">"%.3f %.2f %.2f\n"</span>,</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="comment">/* Time point. */</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  (<span class="keywordtype">double</span>)nsamps/sps,</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="comment">/* "Probability" of voicing. */</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  bestdiff > 32768 ? 0.0 : 1.0 - (<span class="keywordtype">double</span>)bestdiff / 32768,</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">/* Pitch (possibly bogus) */</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  period == 0 ? sps : (<span class="keywordtype">double</span>)sps / period);</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  }</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> </div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">if</span> (yin)</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <a class="code" href="yin_8h.html#ae587e0d984966c482f21ee4cb0952dd0">yin_free</a>(yin);</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(buf);</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  fclose(infh);</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">if</span> (outfh != stdout)</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  fclose(outfh);</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> </div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> error_out:</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <a class="code" href="yin_8h.html#ae587e0d984966c482f21ee4cb0952dd0">yin_free</a>(yin);</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(buf);</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordflow">if</span> (infh) fclose(infh);</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordflow">if</span> (outfh && outfh != stdout) fclose(outfh);</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> }</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span> </div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="keyword">static</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> run_control_file(<span class="keyword">const</span> <span class="keywordtype">char</span> *ctl)</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> {</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  FILE *ctlfh;</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordtype">char</span> *line;</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keywordtype">char</span> *di, *dout, *ei, *eio;</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keywordtype">size_t</span> len;</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordtype">int</span> rv, guess_type, guess_sps, guess_endian;</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  int32 skip, runlen;</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> </div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  skip = <a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-nskip"</span>);</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  runlen = <a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-runlen"</span>);</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> </div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="comment">/* Whether to guess file types */</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  guess_type = !(<a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-raw"</span>)</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  || <a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-mswav"</span>)</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  || <a class="code" href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a>(<span class="stringliteral">"-nist"</span>));</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="comment">/* Whether to guess sampling rate */</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  guess_sps = (<a class="code" href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a>(<span class="stringliteral">"-samprate"</span>) == 0);</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="comment">/* Whether to guess endian */</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  guess_endian = (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-input_endian"</span>) == NULL);</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> </div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="keywordflow">if</span> ((ctlfh = fopen(ctl, <span class="stringliteral">"r"</span>)) == NULL) {</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <a class="code" href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a>(<span class="stringliteral">"Failed to open control file %s"</span>, ctl);</div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  }</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-di"</span>))</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  di = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a>(<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-di"</span>), <span class="stringliteral">"/"</span>, NULL);</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  di = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a>(<span class="stringliteral">""</span>);</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-do"</span>))</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  dout = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a>(<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-do"</span>), <span class="stringliteral">"/"</span>, NULL);</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  dout = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a>(<span class="stringliteral">""</span>);</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-ei"</span>))</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  ei = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a>(<span class="stringliteral">"."</span>, <a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-ei"</span>), NULL);</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  ei = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a>(<span class="stringliteral">""</span>);</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  <span class="keywordflow">if</span> (<a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-eo"</span>))</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  eio = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a>(<span class="stringliteral">"."</span>, <a class="code" href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a>(<span class="stringliteral">"-eo"</span>), NULL);</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  eio = <a class="code" href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a>(<span class="stringliteral">""</span>);</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  rv = 0;</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordflow">while</span> ((line = <a class="code" href="pio_8h.html#a11e0daa4f315d01c2e030d3a0abe702c">fread_line</a>(ctlfh, &len)) != NULL) {</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordtype">char</span> *infile, *outfile;</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">if</span> (skip-- > 0) {</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(line);</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  }</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keywordflow">if</span> (runlen == 0) {</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(line);</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  }</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  --runlen;</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">if</span> (line[len-1] == <span class="charliteral">'\n'</span>)</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  line[len-1] = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> </div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  infile = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a>(di, line, ei, NULL);</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  outfile = <a class="code" href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a>(dout, line, eio, NULL);</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span> </div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="comment">/* Reset various guessed information */</span></div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="keywordflow">if</span> (guess_type) {</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-nist"</span>, FALSE);</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-mswav"</span>, FALSE);</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <a class="code" href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a>(<span class="stringliteral">"-raw"</span>, FALSE);</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  }</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="keywordflow">if</span> (guess_sps)</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <a class="code" href="cmd__ln_8h.html#ab63087898153823d7a7041669d60cfae">cmd_ln_set_int32</a>(<span class="stringliteral">"-samprate"</span>, 0);</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keywordflow">if</span> (guess_endian)</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <a class="code" href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a>(<span class="stringliteral">"-input_endian"</span>, NULL);</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span> </div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  rv = extract_pitch(infile, outfile);</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span> </div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(infile);</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(outfile);</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(line);</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keywordflow">if</span> (rv != 0)</div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  }</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(di);</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(dout);</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(ei);</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <a class="code" href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a>(eio);</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  fclose(ctlfh);</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keywordflow">return</span> rv;</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span> }</div>
<div class="ttc" id="yin_8h_html_a9182cabf44e517c2db3b67edacebece9"><div class="ttname"><a href="yin_8h.html#a9182cabf44e517c2db3b67edacebece9">yin_end</a></div><div class="ttdeci">SPHINXBASE_EXPORT void yin_end(yin_t *pe)</div><div class="ttdoc">Mark the end of an utterance. </div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00165">yin.c:165</a></div></div>
<div class="ttc" id="cmd__ln_8h_html"><div class="ttname"><a href="cmd__ln_8h.html">cmd_ln.h</a></div><div class="ttdoc">Command-line and other configurationparsing and handling. </div></div>
<div class="ttc" id="strfuncs_8h_html"><div class="ttname"><a href="strfuncs_8h.html">strfuncs.h</a></div><div class="ttdoc">Miscellaneous useful string functions. </div></div>
<div class="ttc" id="cmd__ln_8h_html_ab63087898153823d7a7041669d60cfae"><div class="ttname"><a href="cmd__ln_8h.html#ab63087898153823d7a7041669d60cfae">cmd_ln_set_int32</a></div><div class="ttdeci">#define cmd_ln_set_int32(n, i)</div><div class="ttdoc">Set a 32-bit integer value in the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00541">cmd_ln.h:541</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_aa00ef21903bc4f8a972488417adc8d2e"><div class="ttname"><a href="ckd__alloc_8h.html#aa00ef21903bc4f8a972488417adc8d2e">ckd_calloc</a></div><div class="ttdeci">#define ckd_calloc(n, sz)</div><div class="ttdoc">Macros to simplify the use of above functions. </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8h_source.html#l00248">ckd_alloc.h:248</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_a7ca1061dca6e8d4e7882bcefe1d15722"><div class="ttname"><a href="cmd__ln_8h.html#a7ca1061dca6e8d4e7882bcefe1d15722">ARG_INT32</a></div><div class="ttdeci">#define ARG_INT32</div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00144">cmd_ln.h:144</a></div></div>
<div class="ttc" id="err_8h_html_ac3c705943d946708cea0a1443be1c853"><div class="ttname"><a href="err_8h.html#ac3c705943d946708cea0a1443be1c853">E_INFO</a></div><div class="ttdeci">#define E_INFO</div><div class="ttdoc">Print logging information to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00147">err.h:147</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html"><div class="ttname"><a href="ckd__alloc_8h.html">ckd_alloc.h</a></div><div class="ttdoc">Sphinx's memory allocation/deallocation routines. </div></div>
<div class="ttc" id="cmd__ln_8h_html_aa6ee66099aca6807d03c70a9d3e5f2a3"><div class="ttname"><a href="cmd__ln_8h.html#aa6ee66099aca6807d03c70a9d3e5f2a3">cmd_ln_set_boolean</a></div><div class="ttdeci">#define cmd_ln_set_boolean(n, b)</div><div class="ttdoc">Set a boolean value in the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00562">cmd_ln.h:562</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_a4de5ed5fcf59a18b24bc9f6449cc9356"><div class="ttname"><a href="cmd__ln_8h.html#a4de5ed5fcf59a18b24bc9f6449cc9356">ARG_STRING</a></div><div class="ttdeci">#define ARG_STRING</div><div class="ttdoc">String argument (optional). </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00114">cmd_ln.h:114</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_ad313f92478859f9e4ea99d0f6e78c393"><div class="ttname"><a href="ckd__alloc_8h.html#ad313f92478859f9e4ea99d0f6e78c393">ckd_salloc</a></div><div class="ttdeci">#define ckd_salloc(ptr)</div><div class="ttdoc">Macro for ckd_salloc </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8h_source.html#l00264">ckd_alloc.h:264</a></div></div>
<div class="ttc" id="yin_8h_html_a3a0ae5d5a543b9e71b34c9b4a285bdbf"><div class="ttname"><a href="yin_8h.html#a3a0ae5d5a543b9e71b34c9b4a285bdbf">yin_read</a></div><div class="ttdeci">SPHINXBASE_EXPORT int yin_read(yin_t *pe, uint16 *out_period, uint16 *out_bestdiff)</div><div class="ttdoc">Read a raw estimated pitch value from the pitch estimator. </div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00221">yin.c:221</a></div></div>
<div class="ttc" id="ckd__alloc_8h_html_a31c6b405558620ac37599737b5722fbf"><div class="ttname"><a href="ckd__alloc_8h.html#a31c6b405558620ac37599737b5722fbf">ckd_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT void ckd_free(void *ptr)</div><div class="ttdoc">Test and free a 1-D array. </div><div class="ttdef"><b>Definition:</b> <a href="ckd__alloc_8c_source.html#l00241">ckd_alloc.c:241</a></div></div>
<div class="ttc" id="err_8h_html_a6a794bec721b555ac1f2167f9e12f662"><div class="ttname"><a href="err_8h.html#a6a794bec721b555ac1f2167f9e12f662">E_WARN</a></div><div class="ttdeci">#define E_WARN</div><div class="ttdoc">Print warning information to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00164">err.h:164</a></div></div>
<div class="ttc" id="yin_8h_html_ae587e0d984966c482f21ee4cb0952dd0"><div class="ttname"><a href="yin_8h.html#ae587e0d984966c482f21ee4cb0952dd0">yin_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT void yin_free(yin_t *pe)</div><div class="ttdoc">Free a moving-window pitch estimator. </div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00149">yin.c:149</a></div></div>
<div class="ttc" id="yin_8h_html_a9a93d7c0fd3eb97d8ea735a76683ff4d"><div class="ttname"><a href="yin_8h.html#a9a93d7c0fd3eb97d8ea735a76683ff4d">yin_start</a></div><div class="ttdeci">SPHINXBASE_EXPORT void yin_start(yin_t *pe)</div><div class="ttdoc">Start processing an utterance. </div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00157">yin.c:157</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_ad9b1952e4f1def9ee6a88791375b3901"><div class="ttname"><a href="cmd__ln_8h.html#ad9b1952e4f1def9ee6a88791375b3901">ARG_FLOAT32</a></div><div class="ttdeci">#define ARG_FLOAT32</div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00148">cmd_ln.h:148</a></div></div>
<div class="ttc" id="pio_8h_html_a11e0daa4f315d01c2e030d3a0abe702c"><div class="ttname"><a href="pio_8h.html#a11e0daa4f315d01c2e030d3a0abe702c">fread_line</a></div><div class="ttdeci">SPHINXBASE_EXPORT char * fread_line(FILE *stream, size_t *out_len)</div><div class="ttdoc">Read a line of arbitrary length from a file and return it as a newly allocated string. </div><div class="ttdef"><b>Definition:</b> <a href="pio_8c_source.html#l00367">pio.c:367</a></div></div>
<div class="ttc" id="yin_8h_html_afc3a955f8d2215ed3d660737643c4f32"><div class="ttname"><a href="yin_8h.html#afc3a955f8d2215ed3d660737643c4f32">yin_init</a></div><div class="ttdeci">SPHINXBASE_EXPORT yin_t * yin_init(int frame_size, float search_threshold, float search_range, int smooth_window)</div><div class="ttdoc">Initialize moving-window pitch estimation. </div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00130">yin.c:130</a></div></div>
<div class="ttc" id="err_8h_html"><div class="ttname"><a href="err_8h.html">err.h</a></div><div class="ttdoc">Implementation of logging routines. </div></div>
<div class="ttc" id="cmd__ln_8h_html_ac7d08ff59bb6905c3375162e75913e88"><div class="ttname"><a href="cmd__ln_8h.html#ac7d08ff59bb6905c3375162e75913e88">ARG_BOOLEAN</a></div><div class="ttdeci">#define ARG_BOOLEAN</div><div class="ttdoc">Boolean (true/false) argument (optional). </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00118">cmd_ln.h:118</a></div></div>
<div class="ttc" id="structarg__t_html"><div class="ttname"><a href="structarg__t.html">arg_t</a></div><div class="ttdoc">Argument definition structure. </div></div>
<div class="ttc" id="yin_8h_html"><div class="ttname"><a href="yin_8h.html">yin.h</a></div><div class="ttdoc">Implementation of pitch estimation. </div></div>
<div class="ttc" id="yin_8h_html_ac316a9b80593ad996df71b0f6df54d6c"><div class="ttname"><a href="yin_8h.html#ac316a9b80593ad996df71b0f6df54d6c">yin_write</a></div><div class="ttdeci">SPHINXBASE_EXPORT void yin_write(yin_t *pe, int16 const *frame)</div><div class="ttdoc">Feed a frame of data to the pitch estimator. </div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00194">yin.c:194</a></div></div>
<div class="ttc" id="strfuncs_8h_html_a317522f23d291311e366de34ef86b777"><div class="ttname"><a href="strfuncs_8h.html#a317522f23d291311e366de34ef86b777">string_join</a></div><div class="ttdeci">SPHINXBASE_EXPORT char * string_join(const char *base,...)</div><div class="ttdoc">Concatenate a NULL-terminated argument list of strings, returning a newly allocated string...</div><div class="ttdef"><b>Definition:</b> <a href="strfuncs_8c_source.html#l00062">strfuncs.c:62</a></div></div>
<div class="ttc" id="err_8h_html_a5f7b2f58f5a663a6bdd51f197ae21993"><div class="ttname"><a href="err_8h.html#a5f7b2f58f5a663a6bdd51f197ae21993">E_ERROR</a></div><div class="ttdeci">#define E_ERROR</div><div class="ttdoc">Print error message to standard error stream. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00169">err.h:169</a></div></div>
<div class="ttc" id="structyin__s_html"><div class="ttname"><a href="structyin__s.html">yin_s</a></div><div class="ttdef"><b>Definition:</b> <a href="yin_8c_source.html#l00050">yin.c:50</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_a168e6f2cf367471406614a70d2b42ae8"><div class="ttname"><a href="cmd__ln_8h.html#a168e6f2cf367471406614a70d2b42ae8">cmd_ln_boolean</a></div><div class="ttdeci">#define cmd_ln_boolean(name)</div><div class="ttdoc">Retrieve a boolean from the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00526">cmd_ln.h:526</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_a42447819b47aab58ee53f4745244f7f7"><div class="ttname"><a href="cmd__ln_8h.html#a42447819b47aab58ee53f4745244f7f7">cmd_ln_parse</a></div><div class="ttdeci">SPHINXBASE_EXPORT int32 cmd_ln_parse(const arg_t *defn, int32 argc, char *argv[], int32 strict)</div><div class="ttdoc">Non-reentrant version of cmd_ln_parse(). </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8c_source.html#l00755">cmd_ln.c:755</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_a439d3f832f92ae655f1028445aa91602"><div class="ttname"><a href="cmd__ln_8h.html#a439d3f832f92ae655f1028445aa91602">cmd_ln_free</a></div><div class="ttdeci">SPHINXBASE_EXPORT void cmd_ln_free(void)</div><div class="ttdoc">Free the global command line, if any exists. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8c_source.html#l01072">cmd_ln.c:1072</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_add9cb281562711418b6c795f5a6eb206"><div class="ttname"><a href="cmd__ln_8h.html#add9cb281562711418b6c795f5a6eb206">cmd_ln_set_str</a></div><div class="ttdeci">#define cmd_ln_set_str(n, s)</div><div class="ttdoc">Set a string in the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00534">cmd_ln.h:534</a></div></div>
<div class="ttc" id="err_8h_html_a54ffbfe898d74595c586a1f48f32ef03"><div class="ttname"><a href="err_8h.html#a54ffbfe898d74595c586a1f48f32ef03">E_ERROR_SYSTEM</a></div><div class="ttdeci">#define E_ERROR_SYSTEM</div><div class="ttdoc">Print error text; Call perror("");. </div><div class="ttdef"><b>Definition:</b> <a href="err_8h_source.html#l00142">err.h:142</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_ab5bd3d0b7f28a485411da21a5e3984b3"><div class="ttname"><a href="cmd__ln_8h.html#ab5bd3d0b7f28a485411da21a5e3984b3">cmd_ln_str</a></div><div class="ttdeci">#define cmd_ln_str(name)</div><div class="ttdoc">Retrieve a string from the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00489">cmd_ln.h:489</a></div></div>
<div class="ttc" id="pio_8h_html"><div class="ttname"><a href="pio_8h.html">pio.h</a></div><div class="ttdoc">file IO related operations. </div></div>
<div class="ttc" id="cmd__ln_8h_html_ad3c5abaaeda4f3fd4462a24d41db7589"><div class="ttname"><a href="cmd__ln_8h.html#ad3c5abaaeda4f3fd4462a24d41db7589">cmd_ln_int32</a></div><div class="ttdeci">#define cmd_ln_int32(name)</div><div class="ttdoc">Retrieve a 32-bit integer from the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00505">cmd_ln.h:505</a></div></div>
<div class="ttc" id="cmd__ln_8h_html_a95b9ea6b4ef4a6ae9718b7df5fffdde8"><div class="ttname"><a href="cmd__ln_8h.html#a95b9ea6b4ef4a6ae9718b7df5fffdde8">cmd_ln_float32</a></div><div class="ttdeci">#define cmd_ln_float32(name)</div><div class="ttdoc">Retrieve a 32-bit float from the global command line. </div><div class="ttdef"><b>Definition:</b> <a href="cmd__ln_8h_source.html#l00512">cmd_ln.h:512</a></div></div>
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