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<a href="fmat_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Copyright (C) 2009-2013 Paul Brossier <piem@aubio.org></span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> This file is part of aubio.</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"> aubio is free software: you can redistribute it and/or modify</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> the Free Software Foundation, either version 3 of the License, or</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> (at your option) any later version.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"></span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> aubio is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> GNU General Public License for more details.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> You should have received a copy of the GNU General Public License</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> along with aubio. If not, see <http://www.gnu.org/licenses/>.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">*/</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#ifndef _AUBIO__FMAT_H</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#define _AUBIO__FMAT_H</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"></span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">/** \file</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"></span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> Matrix of real valued data</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"></span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> This file specifies the fmat_t type, which is used in aubio to store arrays</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> of floating point values.</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"> \example test-fmat.c</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> <span class="comment">*/</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"></span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">/** Buffer for real data */</span></div><div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="structfmat__t.html"> 40</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span>{</div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structfmat__t.html#a5922585071008f5a9a3c92e3aeb0f456"> 41</a></span>  <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> <a class="code" href="structfmat__t.html#a5922585071008f5a9a3c92e3aeb0f456">length</a>; <span class="comment">/**< length of matrix */</span></div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="structfmat__t.html#ab66b26ef95f3b1481ca4b51693700341"> 42</a></span>  <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> <a class="code" href="structfmat__t.html#ab66b26ef95f3b1481ca4b51693700341">height</a>; <span class="comment">/**< height of matrix */</span></div><div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="structfmat__t.html#a0e57678a4423da9cfc031b87bd6ec277"> 43</a></span>  <a class="code" href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a> **<a class="code" href="structfmat__t.html#a0e57678a4423da9cfc031b87bd6ec277">data</a>; <span class="comment">/**< data array of size [length] * [height] */</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> } <a class="code" href="structfmat__t.html">fmat_t</a>;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"></span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">/** fmat_t buffer creation function</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> \param length the length of the matrix to create</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> \param height the height of the matrix to create</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"></span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">*/</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <a class="code" href="structfmat__t.html">fmat_t</a> * <a class="code" href="fmat_8h.html#ad44925f9636fc3761ad7e98f4162ce01">new_fmat</a>(<a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> height, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> length);</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"></span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">/** fmat_t buffer deletion function</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"></span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> \param s buffer to delete as returned by new_fmat()</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"></span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">*/</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a35dcefaed0bed679f9aa835cfc2b2216">del_fmat</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s);</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"></span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/** read sample value in a buffer</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"></span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> \param s vector to read from</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> \param channel channel to read from</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> \param position sample position to read from </span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"></span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">*/</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <a class="code" href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a> <a class="code" href="fmat_8h.html#a6fe0e2ef2c0a78192e856da7e7d2dee5">fmat_get_sample</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> channel, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> position);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"></span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">/** write sample value in a buffer</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"></span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> \param s vector to write to </span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"> \param data value to write in s->data[channel][position]</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> \param channel channel to write to </span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> \param position sample position to write to </span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"></span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment">*/</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a6f4ebbefaf80c145660be2969e4b240e">fmat_set_sample</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a> data, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> channel, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> position);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"></span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">/** read channel vector from a buffer</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"></span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> \param s vector to read from</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> \param channel channel to read from</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> \param output ::fvec_t to output to</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"></span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment">*/</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#af95a5f430f9a37e6560a49c16122cae3">fmat_get_channel</a> (<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> channel, <a class="code" href="structfvec__t.html">fvec_t</a> *output);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"></span></div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">/** get vector buffer from an fmat data</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"></span></div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> \param s vector to read from</span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> \param channel channel to read from</span></div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"></span></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment">*/</span></div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <a class="code" href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a> * <a class="code" href="fmat_8h.html#a57618d72cd9387ec340d148b45c60090">fmat_get_channel_data</a> (<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a> channel);</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"></span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment">/** read data from a buffer</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"></span></div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> \param s vector to read from</span></div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"></span></div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">*/</span></div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <a class="code" href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a> ** <a class="code" href="fmat_8h.html#ab7b2e6f9f05c0a25d757816e8dcdf312">fmat_get_data</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"></span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">/** print out fmat data </span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"></span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> \param s vector to print out </span></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"></span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">*/</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#ae2a3d6b86a968e55285a3038620ede2f">fmat_print</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"></span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment">/** set all elements to a given value</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"></span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> \param s vector to modify</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> \param val value to set elements to</span></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"></span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment">*/</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#aa3a40468ad1f76ed280b07183beaff7d">fmat_set</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a> val);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"></span></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment">/** set all elements to zero </span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"></span></div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> \param s vector to modify</span></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"></span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">*/</span></div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a2f20c01a07441ac411f00fd7a4bbfab6">fmat_zeros</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s);</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"></span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">/** set all elements to ones </span></div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"></span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> \param s vector to modify</span></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"></span></div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">*/</span></div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a9ac7ec54782f47945530f158606d25cf">fmat_ones</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"></span></div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment">/** revert order of vector elements</span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"></span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> \param s vector to revert</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"></span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment">*/</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a500ad5da51ea513d4c5d47efe2befc2e">fmat_rev</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"></span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment">/** apply weight to vector</span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"></span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> If the weight vector is longer than s, only the first elements are used. If</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"> the weight vector is shorter than s, the last elements of s are not weighted.</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"></span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> \param s vector to weight</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"> \param weight weighting coefficients</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"></span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">*/</span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a1c6ed944b264517e6a5e4ae1cbceb38b">fmat_weight</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="structfmat__t.html">fmat_t</a> *weight);</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"></span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">/** make a copy of a matrix </span></div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment"></span></div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"> \param s source vector</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> \param t vector to copy to</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"></span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment">*/</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keywordtype">void</span> <a class="code" href="fmat_8h.html#a93daa9ea20e160a5bddc35c695a2f8be">fmat_copy</a>(<a class="code" href="structfmat__t.html">fmat_t</a> *s, <a class="code" href="structfmat__t.html">fmat_t</a> *t);</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span> }</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="preprocessor">#endif </span><span class="comment">/* _AUBIO__FMAT_H */</span><span class="preprocessor"></span></div><div class="ttc" id="fmat_8h_html_a6f4ebbefaf80c145660be2969e4b240e"><div class="ttname"><a href="fmat_8h.html#a6f4ebbefaf80c145660be2969e4b240e">fmat_set_sample</a></div><div class="ttdeci">void fmat_set_sample(fmat_t *s, smpl_t data, uint_t channel, uint_t position)</div><div class="ttdoc">write sample value in a buffer </div></div>
<div class="ttc" id="fmat_8h_html_a500ad5da51ea513d4c5d47efe2befc2e"><div class="ttname"><a href="fmat_8h.html#a500ad5da51ea513d4c5d47efe2befc2e">fmat_rev</a></div><div class="ttdeci">void fmat_rev(fmat_t *s)</div><div class="ttdoc">revert order of vector elements </div></div>
<div class="ttc" id="fmat_8h_html_af95a5f430f9a37e6560a49c16122cae3"><div class="ttname"><a href="fmat_8h.html#af95a5f430f9a37e6560a49c16122cae3">fmat_get_channel</a></div><div class="ttdeci">void fmat_get_channel(fmat_t *s, uint_t channel, fvec_t *output)</div><div class="ttdoc">read channel vector from a buffer </div></div>
<div class="ttc" id="types_8h_html_a5d7119468d78a1dc35cf76d0adfb1436"><div class="ttname"><a href="types_8h.html#a5d7119468d78a1dc35cf76d0adfb1436">smpl_t</a></div><div class="ttdeci">float smpl_t</div><div class="ttdoc">short sample format (32 or 64 bits) </div><div class="ttdef"><b>Definition:</b> <a href="types_8h_source.html#l00041">types.h:41</a></div></div>
<div class="ttc" id="fmat_8h_html_ae2a3d6b86a968e55285a3038620ede2f"><div class="ttname"><a href="fmat_8h.html#ae2a3d6b86a968e55285a3038620ede2f">fmat_print</a></div><div class="ttdeci">void fmat_print(fmat_t *s)</div><div class="ttdoc">print out fmat data </div></div>
<div class="ttc" id="fmat_8h_html_a35dcefaed0bed679f9aa835cfc2b2216"><div class="ttname"><a href="fmat_8h.html#a35dcefaed0bed679f9aa835cfc2b2216">del_fmat</a></div><div class="ttdeci">void del_fmat(fmat_t *s)</div><div class="ttdoc">fmat_t buffer deletion function </div></div>
<div class="ttc" id="fmat_8h_html_a93daa9ea20e160a5bddc35c695a2f8be"><div class="ttname"><a href="fmat_8h.html#a93daa9ea20e160a5bddc35c695a2f8be">fmat_copy</a></div><div class="ttdeci">void fmat_copy(fmat_t *s, fmat_t *t)</div><div class="ttdoc">make a copy of a matrix </div></div>
<div class="ttc" id="structfmat__t_html_ab66b26ef95f3b1481ca4b51693700341"><div class="ttname"><a href="structfmat__t.html#ab66b26ef95f3b1481ca4b51693700341">fmat_t::height</a></div><div class="ttdeci">uint_t height</div><div class="ttdoc">height of matrix </div><div class="ttdef"><b>Definition:</b> <a href="fmat_8h_source.html#l00042">fmat.h:42</a></div></div>
<div class="ttc" id="fmat_8h_html_a9ac7ec54782f47945530f158606d25cf"><div class="ttname"><a href="fmat_8h.html#a9ac7ec54782f47945530f158606d25cf">fmat_ones</a></div><div class="ttdeci">void fmat_ones(fmat_t *s)</div><div class="ttdoc">set all elements to ones </div></div>
<div class="ttc" id="fmat_8h_html_ab7b2e6f9f05c0a25d757816e8dcdf312"><div class="ttname"><a href="fmat_8h.html#ab7b2e6f9f05c0a25d757816e8dcdf312">fmat_get_data</a></div><div class="ttdeci">smpl_t ** fmat_get_data(fmat_t *s)</div><div class="ttdoc">read data from a buffer </div></div>
<div class="ttc" id="structfvec__t_html"><div class="ttname"><a href="structfvec__t.html">fvec_t</a></div><div class="ttdoc">Buffer for real data. </div><div class="ttdef"><b>Definition:</b> <a href="fvec_8h_source.html#l00067">fvec.h:67</a></div></div>
<div class="ttc" id="fmat_8h_html_a2f20c01a07441ac411f00fd7a4bbfab6"><div class="ttname"><a href="fmat_8h.html#a2f20c01a07441ac411f00fd7a4bbfab6">fmat_zeros</a></div><div class="ttdeci">void fmat_zeros(fmat_t *s)</div><div class="ttdoc">set all elements to zero </div></div>
<div class="ttc" id="fmat_8h_html_a57618d72cd9387ec340d148b45c60090"><div class="ttname"><a href="fmat_8h.html#a57618d72cd9387ec340d148b45c60090">fmat_get_channel_data</a></div><div class="ttdeci">smpl_t * fmat_get_channel_data(fmat_t *s, uint_t channel)</div><div class="ttdoc">get vector buffer from an fmat data </div></div>
<div class="ttc" id="fmat_8h_html_a1c6ed944b264517e6a5e4ae1cbceb38b"><div class="ttname"><a href="fmat_8h.html#a1c6ed944b264517e6a5e4ae1cbceb38b">fmat_weight</a></div><div class="ttdeci">void fmat_weight(fmat_t *s, fmat_t *weight)</div><div class="ttdoc">apply weight to vector </div></div>
<div class="ttc" id="fmat_8h_html_ad44925f9636fc3761ad7e98f4162ce01"><div class="ttname"><a href="fmat_8h.html#ad44925f9636fc3761ad7e98f4162ce01">new_fmat</a></div><div class="ttdeci">fmat_t * new_fmat(uint_t height, uint_t length)</div><div class="ttdoc">fmat_t buffer creation function </div></div>
<div class="ttc" id="types_8h_html_a12a1e9b3ce141648783a82445d02b58d"><div class="ttname"><a href="types_8h.html#a12a1e9b3ce141648783a82445d02b58d">uint_t</a></div><div class="ttdeci">unsigned int uint_t</div><div class="ttdoc">unsigned integer </div><div class="ttdef"><b>Definition:</b> <a href="types_8h_source.html#l00060">types.h:60</a></div></div>
<div class="ttc" id="fmat_8h_html_a6fe0e2ef2c0a78192e856da7e7d2dee5"><div class="ttname"><a href="fmat_8h.html#a6fe0e2ef2c0a78192e856da7e7d2dee5">fmat_get_sample</a></div><div class="ttdeci">smpl_t fmat_get_sample(fmat_t *s, uint_t channel, uint_t position)</div><div class="ttdoc">read sample value in a buffer </div></div>
<div class="ttc" id="fmat_8h_html_aa3a40468ad1f76ed280b07183beaff7d"><div class="ttname"><a href="fmat_8h.html#aa3a40468ad1f76ed280b07183beaff7d">fmat_set</a></div><div class="ttdeci">void fmat_set(fmat_t *s, smpl_t val)</div><div class="ttdoc">set all elements to a given value </div></div>
<div class="ttc" id="structfmat__t_html_a0e57678a4423da9cfc031b87bd6ec277"><div class="ttname"><a href="structfmat__t.html#a0e57678a4423da9cfc031b87bd6ec277">fmat_t::data</a></div><div class="ttdeci">smpl_t ** data</div><div class="ttdoc">data array of size [length] * [height] </div><div class="ttdef"><b>Definition:</b> <a href="fmat_8h_source.html#l00043">fmat.h:43</a></div></div>
<div class="ttc" id="structfmat__t_html"><div class="ttname"><a href="structfmat__t.html">fmat_t</a></div><div class="ttdoc">Buffer for real data. </div><div class="ttdef"><b>Definition:</b> <a href="fmat_8h_source.html#l00040">fmat.h:40</a></div></div>
<div class="ttc" id="structfmat__t_html_a5922585071008f5a9a3c92e3aeb0f456"><div class="ttname"><a href="structfmat__t.html#a5922585071008f5a9a3c92e3aeb0f456">fmat_t::length</a></div><div class="ttdeci">uint_t length</div><div class="ttdoc">length of matrix </div><div class="ttdef"><b>Definition:</b> <a href="fmat_8h_source.html#l00041">fmat.h:41</a></div></div>
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