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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<a href="blockdelayline_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/******************************************************************************</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> Copyright (c) 2012-2016 Institut für Nachrichtentechnik, Universität Rostock</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> Copyright (c) 2006-2012 Quality & Usability Lab</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> Deutsche Telekom Laboratories, TU Berlin</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"></span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> Permission is hereby granted, free of charge, to any person obtaining a copy</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> of this software and associated documentation files (the "Software"), to deal</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> in the Software without restriction, including without limitation the rights</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> to use, copy, modify, merge, publish, distribute, sublicense, and/or sell</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> copies of the Software, and to permit persons to whom the Software is</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> furnished to do so, subject to the following conditions:</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"></span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> The above copyright notice and this permission notice shall be included in</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> all copies or substantial portions of the Software.</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"></span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="comment"> AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="comment"> LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="comment"> OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="comment"> THE SOFTWARE.</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="comment">*******************************************************************************/</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="comment">// https://AudioProcessingFramework.github.io/</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#ifndef APF_BLOCKDELAYLINE_H</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#define APF_BLOCKDELAYLINE_H</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include <algorithm></span> <span class="comment">// for std::max()</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#include <vector></span> <span class="comment">// default container</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="preprocessor">#include "<a class="code" href="iterator_8h.html">apf/iterator.h</a>"</span> <span class="comment">// for circular_iterator, stride_iterator</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceapf.html">apf</a></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span>{</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container = std::vector<T>></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html"> 47</a></span><span class="keyword">class </span><a class="code hl_class" href="classapf_1_1BlockDelayLine.html">BlockDelayLine</a></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span>{</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">using </span>size_type = <span class="keyword">typename</span> Container::size_type;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">using </span>difference_type = <span class="keyword">typename</span> Container::difference_type;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">using </span>pointer = <span class="keyword">typename</span> Container::pointer;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">using </span><a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> = <a class="code hl_class" href="classapf_1_1circular__iterator.html">apf::circular_iterator<typename Container::iterator></a>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a6412ee03e9fd04c41dde7bed0f48afbb"> 55</a></span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a6412ee03e9fd04c41dde7bed0f48afbb">BlockDelayLine</a>(size_type block_size, size_type max_delay);</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a63204ea357c8365b0988442388026d68"> 62</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a63204ea357c8365b0988442388026d68">delay_is_valid</a>(size_type delay, size_type& corrected)<span class="keyword"> const</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keywordtype">bool</span> valid = (delay <= _max_delay);</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> corrected = valid ? delay : _max_delay;</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">return</span> valid;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> }</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a77dc69ef1d87688a81b2227b86644a0c"> 70</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a77dc69ef1d87688a81b2227b86644a0c">delay_is_valid</a>(size_type delay)<span class="keyword"> const</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> size_type dummy; <span class="comment">// dummy variable as default parameter</span></div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a63204ea357c8365b0988442388026d68">delay_is_valid</a>(delay, dummy);</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> }</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a3b89b44fdc1f7dd3bdecd3a58c6c47c3"> 77</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a3b89b44fdc1f7dd3bdecd3a58c6c47c3">advance</a>()</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> {</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> ++_block_circulator;</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> _data_circulator += <span class="keyword">static_cast<</span>difference_type<span class="keyword">></span>(<a class="code hl_variable" href="classapf_1_1BlockDelayLine.html#a499ee411350674ed2c5763fc833bdb75">_block_size</a>);</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#ab128577db27eeb2c0e341df97f27d83f"> 84</a></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#ab128577db27eeb2c0e341df97f27d83f">write_block</a>(Iterator source);</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5"> 87</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5">read_block</a>(Iterator destination, size_type delay) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#afec5abc94b8f231b1b39f3c1dd80c81a"> 90</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#afec5abc94b8f231b1b39f3c1dd80c81a">read_block</a>(Iterator destination, size_type delay, T weight) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a0554f7b7e4d6537dfeb682370be3b002"> 92</a></span> pointer <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a0554f7b7e4d6537dfeb682370be3b002">get_write_pointer</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a9774d36c26b58b1487220a6832267f15"> 94</a></span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a9774d36c26b58b1487220a6832267f15">get_read_circulator</a>(size_type delay = 0) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keyword">protected</span>:</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#aedbb09fc15ddd696fc8d83bbe4673f55"> 98</a></span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#aedbb09fc15ddd696fc8d83bbe4673f55">_get_data_circulator</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _data_circulator; }</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a499ee411350674ed2c5763fc833bdb75"> 100</a></span> <span class="keyword">const</span> size_type <a class="code hl_variable" href="classapf_1_1BlockDelayLine.html#a499ee411350674ed2c5763fc833bdb75">_block_size</a>; </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">const</span> size_type _max_delay; </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">const</span> size_type _number_of_blocks; </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> Container _data; </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> _data_circulator;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <a class="code hl_class" href="classapf_1_1stride__iterator.html">apf::stride_iterator<circulator></a> _block_circulator;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span>};</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a6412ee03e9fd04c41dde7bed0f48afbb"> 121</a></span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a6412ee03e9fd04c41dde7bed0f48afbb">BlockDelayLine<T, Container>::BlockDelayLine</a>(size_type block_size</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> , size_type max_delay)</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> : _block_size(block_size)</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> , _max_delay(max_delay)</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// Minimum number of blocks is 2, even if _max_delay is 0.</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// With only one block the circular iterators r and (r + _block_size) would be</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="comment">// equal and the read...() functions wouldn't work.</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// But anyway, who wants a delay line with no delay? Kind of useless ...</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> , _number_of_blocks(</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> std::max(size_type(2), (_max_delay + 2 * _block_size - 1) / _block_size))</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> , _data(_number_of_blocks * _block_size) <span class="comment">// initialized with default ctor T()</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> , _data_circulator(_data.begin(), _data.end())</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> , _block_circulator(</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> _data_circulator, static_cast<difference_type>(_block_size))</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span>{</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> assert(<a class="code hl_variable" href="classapf_1_1BlockDelayLine.html#a499ee411350674ed2c5763fc833bdb75">_block_size</a> >= 1);</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span>}</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span><span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span><span class="keywordtype">void</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#ab128577db27eeb2c0e341df97f27d83f"> 152</a></span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#ab128577db27eeb2c0e341df97f27d83f">BlockDelayLine<T, Container>::write_block</a>(Iterator source)</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span>{</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> this->advance();</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="comment">// Ignore return value, next time get_write_pointer() has to be used again!</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> std::copy(source, source + _block_size, this->get_write_pointer());</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span>}</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span><span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span><span class="keywordtype">bool</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5"> 167</a></span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5">BlockDelayLine<T, Container>::read_block</a>(Iterator destination, size_type delay)<span class="keyword"></span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span><span class="keyword"> const</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="comment">// TODO: try to get a more meaningful error message if source is not a random</span></div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// access iterator (e.g. when using a std::list)</span></div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="keywordflow">if</span> (!this->delay_is_valid(delay)) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> source = this->get_read_circulator(delay);</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> std::copy(source, source + <span class="keyword">static_cast<</span>difference_type<span class="keyword">></span>(_block_size)</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> , destination);</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span>}</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span><span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span><span class="keywordtype">bool</span></div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#afec5abc94b8f231b1b39f3c1dd80c81a"> 183</a></span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5">BlockDelayLine<T, Container>::read_block</a>(Iterator destination</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> , size_type delay, T weight)<span class="keyword"> const</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keywordflow">if</span> (!this->delay_is_valid(delay)) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> source = this->get_read_circulator(delay);</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> std::transform(source, source + <span class="keyword">static_cast<</span>difference_type<span class="keyword">></span>(_block_size)</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> , destination, [weight] (T in) { <span class="keywordflow">return</span> in * weight; });</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span>}</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container></div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span><span class="keyword">typename</span> BlockDelayLine<T, Container>::pointer</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a0554f7b7e4d6537dfeb682370be3b002"> 201</a></span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a0554f7b7e4d6537dfeb682370be3b002">BlockDelayLine<T, Container>::get_write_pointer</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> <span class="keywordflow">return</span> &*_block_circulator.base().base();</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span>}</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span><span class="keyword">typename</span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">BlockDelayLine<T, Container>::circulator</a></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"><a class="line" href="classapf_1_1BlockDelayLine.html#a9774d36c26b58b1487220a6832267f15"> 213</a></span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a9774d36c26b58b1487220a6832267f15">BlockDelayLine<T, Container>::get_read_circulator</a>(size_type delay)<span class="keyword"> const</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span><span class="keyword"></span>{</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> <span class="keywordflow">return</span> _get_data_circulator() - <span class="keyword">static_cast<</span>difference_type<span class="keyword">></span>(delay);</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span>}</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span><span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keyword">typename</span> Container = std::vector<T>></div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html"> 224</a></span><span class="keyword">class </span><a class="code hl_class" href="classapf_1_1NonCausalBlockDelayLine.html">NonCausalBlockDelayLine</a> : <span class="keyword">private</span> <a class="code hl_class" href="classapf_1_1BlockDelayLine.html">BlockDelayLine</a><T, Container></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span>{</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> <span class="keyword">using </span><a class="code hl_class" href="classapf_1_1BlockDelayLine.html">_base</a> = <a class="code hl_class" href="classapf_1_1BlockDelayLine.html">BlockDelayLine<T, Container></a>;</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keyword">public</span>:</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keyword">using </span>typename _base::size_type;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="keyword">using </span>typename <a class="code hl_class" href="classapf_1_1circular__iterator.html">_base::circulator</a>;</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="keyword">using </span>difference_type = <span class="keyword">typename</span> _base::circulator::difference_type;</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#a41f94307e8260541c7dec51bfa167e7e"> 239</a></span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#a41f94307e8260541c7dec51bfa167e7e">NonCausalBlockDelayLine</a>(size_type block_size, size_type max_delay</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> , size_type initial_delay)</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> : <a class="code hl_class" href="classapf_1_1BlockDelayLine.html">_base</a>(block_size, max_delay + initial_delay)</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> , _initial_delay(static_cast<difference_type>(initial_delay))</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> {}</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span><span class="preprocessor">#ifdef APF_DOXYGEN_HACK</span></div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="comment">// This is just for Doxygen documentation:</span></div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#aa4305b2318ea6e362b2d6cfc5939c237"> 248</a></span><span class="comment"></span> <span class="keywordtype">void</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#aa4305b2318ea6e362b2d6cfc5939c237">advance</a>();</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#a16185eecd4bca77dfd07feb3cda693ff"> 250</a></span> <span class="keyword">template</span><<span class="keyword">typename</span> Iterator> <span class="keywordtype">void</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#a16185eecd4bca77dfd07feb3cda693ff">write_block</a>(Iterator source);</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#af8b15bad55fa04302cab8d12ae608b39"> 252</a></span> pointer <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#af8b15bad55fa04302cab8d12ae608b39">get_write_pointer</a>() <span class="keyword">const</span>;</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span><span class="preprocessor">#else</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="comment">// This is the real thing:</span></div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keyword">using </span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a3b89b44fdc1f7dd3bdecd3a58c6c47c3">_base::advance</a>;</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keyword">using </span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#ab128577db27eeb2c0e341df97f27d83f">_base::write_block</a>;</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keyword">using </span><a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a0554f7b7e4d6537dfeb682370be3b002">_base::get_write_pointer</a>;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#aafd05987e3e230e2f7a0b379d71453c6"> 266</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#aafd05987e3e230e2f7a0b379d71453c6">delay_is_valid</a>(difference_type delay, difference_type& corrected)<span class="keyword"> const</span></div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <span class="keywordflow">if</span> (delay < -_initial_delay)</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> {</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> corrected = -_initial_delay;</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> }</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> size_type tmp;</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordtype">bool</span> valid = <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a63204ea357c8365b0988442388026d68">_base::delay_is_valid</a>(</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="keyword">static_cast<</span>size_type<span class="keyword">></span>(delay + _initial_delay), tmp);</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> corrected = <span class="keyword">static_cast<</span>difference_type<span class="keyword">></span>(tmp) - _initial_delay;</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="keywordflow">return</span> valid;</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> }</div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#aee07506ac6d80b213587dc8ff0e7020e"> 281</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#aee07506ac6d80b213587dc8ff0e7020e">delay_is_valid</a>(difference_type delay)<span class="keyword"> const</span></div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> difference_type dummy; <span class="comment">// dummy variable as default parameter</span></div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#aafd05987e3e230e2f7a0b379d71453c6">delay_is_valid</a>(delay, dummy);</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> }</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#a8a2dd26496708dc58e530440b90808c4"> 289</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#a8a2dd26496708dc58e530440b90808c4">read_block</a>(Iterator destination, difference_type delay)<span class="keyword"> const</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> <span class="keywordflow">if</span> (delay < -_initial_delay) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5">_base::read_block</a>(destination</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> , <span class="keyword">static_cast<</span>size_type<span class="keyword">></span>(delay + _initial_delay));</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> }</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keyword">template</span><<span class="keyword">typename</span> Iterator></div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#a8cfd51692623916dc1577b94590bbf73"> 298</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#a8cfd51692623916dc1577b94590bbf73">read_block</a>(Iterator destination, difference_type delay, T weight)<span class="keyword"> const</span></div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordflow">if</span> (delay < -_initial_delay) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5">_base::read_block</a>(destination</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> , <span class="keyword">static_cast<</span>size_type<span class="keyword">></span>(delay + _initial_delay), weight);</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> }</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> </div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"><a class="line" href="classapf_1_1NonCausalBlockDelayLine.html#a748b1c9b3d933e6e6b806e4b6bbc43d8"> 306</a></span> <a class="code hl_class" href="classapf_1_1circular__iterator.html">circulator</a> <a class="code hl_function" href="classapf_1_1NonCausalBlockDelayLine.html#a748b1c9b3d933e6e6b806e4b6bbc43d8">get_read_circulator</a>(difference_type delay = 0)<span class="keyword"> const</span></div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classapf_1_1BlockDelayLine.html#a9774d36c26b58b1487220a6832267f15">_base::get_read_circulator</a>(delay + _initial_delay);</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> }</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> </div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="keyword">private</span>:</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <span class="keyword">const</span> difference_type _initial_delay;</div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span>};</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span>} <span class="comment">// namespace apf</span></div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> </div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html">apf::BlockDelayLine</a></div><div class="ttdoc">Block-based delay line.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00047">blockdelayline.h:48</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a0554f7b7e4d6537dfeb682370be3b002"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a0554f7b7e4d6537dfeb682370be3b002">apf::BlockDelayLine::get_write_pointer</a></div><div class="ttdeci">pointer get_write_pointer() const</div><div class="ttdoc">Get the write pointer.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00201">blockdelayline.h:201</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a3b89b44fdc1f7dd3bdecd3a58c6c47c3"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a3b89b44fdc1f7dd3bdecd3a58c6c47c3">apf::BlockDelayLine::advance</a></div><div class="ttdeci">void advance()</div><div class="ttdoc">Advance the internal iterators/pointers to the next block.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00077">blockdelayline.h:77</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a499ee411350674ed2c5763fc833bdb75"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a499ee411350674ed2c5763fc833bdb75">apf::BlockDelayLine::_block_size</a></div><div class="ttdeci">const size_type _block_size</div><div class="ttdoc">Size of read/write blocks.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00100">blockdelayline.h:100</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a63204ea357c8365b0988442388026d68"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a63204ea357c8365b0988442388026d68">apf::BlockDelayLine::delay_is_valid</a></div><div class="ttdeci">bool delay_is_valid(size_type delay, size_type &corrected) const</div><div class="ttdoc">Check if a given delay is valid.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00062">blockdelayline.h:62</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a6412ee03e9fd04c41dde7bed0f48afbb"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a6412ee03e9fd04c41dde7bed0f48afbb">apf::BlockDelayLine::BlockDelayLine</a></div><div class="ttdeci">BlockDelayLine(size_type block_size, size_type max_delay)</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00121">blockdelayline.h:121</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a77dc69ef1d87688a81b2227b86644a0c"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a77dc69ef1d87688a81b2227b86644a0c">apf::BlockDelayLine::delay_is_valid</a></div><div class="ttdeci">bool delay_is_valid(size_type delay) const</div><div class="ttdoc">Return true if delay is valid.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00070">blockdelayline.h:70</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_a9774d36c26b58b1487220a6832267f15"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#a9774d36c26b58b1487220a6832267f15">apf::BlockDelayLine::get_read_circulator</a></div><div class="ttdeci">circulator get_read_circulator(size_type delay=0) const</div><div class="ttdoc">Get the read circulator.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00213">blockdelayline.h:213</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_aa4a0c228c818d55b50cce167828e1fd5"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#aa4a0c228c818d55b50cce167828e1fd5">apf::BlockDelayLine::read_block</a></div><div class="ttdeci">bool read_block(Iterator destination, size_type delay) const</div><div class="ttdoc">Read a block of data from the delay line.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00167">blockdelayline.h:167</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_ab128577db27eeb2c0e341df97f27d83f"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#ab128577db27eeb2c0e341df97f27d83f">apf::BlockDelayLine::write_block</a></div><div class="ttdeci">void write_block(Iterator source)</div><div class="ttdoc">Write a block of data to the delay line.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00152">blockdelayline.h:152</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_aedbb09fc15ddd696fc8d83bbe4673f55"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#aedbb09fc15ddd696fc8d83bbe4673f55">apf::BlockDelayLine::_get_data_circulator</a></div><div class="ttdeci">circulator _get_data_circulator() const</div><div class="ttdoc">Get a circular iterator to the sample with time 0.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00098">blockdelayline.h:98</a></div></div>
<div class="ttc" id="aclassapf_1_1BlockDelayLine_html_afec5abc94b8f231b1b39f3c1dd80c81a"><div class="ttname"><a href="classapf_1_1BlockDelayLine.html#afec5abc94b8f231b1b39f3c1dd80c81a">apf::BlockDelayLine::read_block</a></div><div class="ttdeci">bool read_block(Iterator destination, size_type delay, T weight) const</div><div class="ttdoc">Read from the delay line and multiply each element by a given factor.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00183">blockdelayline.h:183</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html">apf::NonCausalBlockDelayLine</a></div><div class="ttdoc">A block-based delay line where negative delay is possible.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00224">blockdelayline.h:225</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_a16185eecd4bca77dfd07feb3cda693ff"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#a16185eecd4bca77dfd07feb3cda693ff">apf::NonCausalBlockDelayLine::write_block</a></div><div class="ttdeci">void write_block(Iterator source)</div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_a41f94307e8260541c7dec51bfa167e7e"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#a41f94307e8260541c7dec51bfa167e7e">apf::NonCausalBlockDelayLine::NonCausalBlockDelayLine</a></div><div class="ttdeci">NonCausalBlockDelayLine(size_type block_size, size_type max_delay, size_type initial_delay)</div><div class="ttdoc">Constructor.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00239">blockdelayline.h:239</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_a748b1c9b3d933e6e6b806e4b6bbc43d8"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#a748b1c9b3d933e6e6b806e4b6bbc43d8">apf::NonCausalBlockDelayLine::get_read_circulator</a></div><div class="ttdeci">circulator get_read_circulator(difference_type delay=0) const</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00306">blockdelayline.h:306</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_a8a2dd26496708dc58e530440b90808c4"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#a8a2dd26496708dc58e530440b90808c4">apf::NonCausalBlockDelayLine::read_block</a></div><div class="ttdeci">bool read_block(Iterator destination, difference_type delay) const</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00289">blockdelayline.h:289</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_a8cfd51692623916dc1577b94590bbf73"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#a8cfd51692623916dc1577b94590bbf73">apf::NonCausalBlockDelayLine::read_block</a></div><div class="ttdeci">bool read_block(Iterator destination, difference_type delay, T weight) const</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00298">blockdelayline.h:298</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_aa4305b2318ea6e362b2d6cfc5939c237"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#aa4305b2318ea6e362b2d6cfc5939c237">apf::NonCausalBlockDelayLine::advance</a></div><div class="ttdeci">void advance()</div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_aafd05987e3e230e2f7a0b379d71453c6"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#aafd05987e3e230e2f7a0b379d71453c6">apf::NonCausalBlockDelayLine::delay_is_valid</a></div><div class="ttdeci">bool delay_is_valid(difference_type delay, difference_type &corrected) const</div><div class="ttdoc">Check if a given delay is valid.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00266">blockdelayline.h:266</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_aee07506ac6d80b213587dc8ff0e7020e"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#aee07506ac6d80b213587dc8ff0e7020e">apf::NonCausalBlockDelayLine::delay_is_valid</a></div><div class="ttdeci">bool delay_is_valid(difference_type delay) const</div><div class="ttdoc">Return true if delay is valid.</div><div class="ttdef"><b>Definition:</b> <a href="blockdelayline_8h_source.html#l00281">blockdelayline.h:281</a></div></div>
<div class="ttc" id="aclassapf_1_1NonCausalBlockDelayLine_html_af8b15bad55fa04302cab8d12ae608b39"><div class="ttname"><a href="classapf_1_1NonCausalBlockDelayLine.html#af8b15bad55fa04302cab8d12ae608b39">apf::NonCausalBlockDelayLine::get_write_pointer</a></div><div class="ttdeci">pointer get_write_pointer() const</div></div>
<div class="ttc" id="aclassapf_1_1circular__iterator_html"><div class="ttname"><a href="classapf_1_1circular__iterator.html">apf::circular_iterator< typename Container::iterator ></a></div></div>
<div class="ttc" id="aclassapf_1_1stride__iterator_html"><div class="ttname"><a href="classapf_1_1stride__iterator.html">apf::stride_iterator</a></div><div class="ttdoc">A stride iterator.</div><div class="ttdef"><b>Definition:</b> <a href="iterator_8h_source.html#l01050">iterator.h:1051</a></div></div>
<div class="ttc" id="aiterator_8h_html"><div class="ttname"><a href="iterator_8h.html">iterator.h</a></div><div class="ttdoc">Several more or less useful iterators and some macros.</div></div>
<div class="ttc" id="anamespaceapf_html"><div class="ttname"><a href="namespaceapf.html">apf</a></div><div class="ttdoc">Audio Processing Framework.</div><div class="ttdef"><b>Definition:</b> <a href="iterator_8h_source.html#l00060">iterator.h:61</a></div></div>
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