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<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 2005-2007 Adobe Systems Incorporated</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// Copyright 2020 Samuel Debionne</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">//</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">// http://www.boost.org/LICENSE_1_0.txt</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">//</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#ifndef BOOST_GIL_EXTENSION_DYNAMIC_IMAGE_ANY_IMAGE_VIEW_HPP</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#define BOOST_GIL_EXTENSION_DYNAMIC_IMAGE_ANY_IMAGE_VIEW_HPP</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;boost/gil/dynamic_step.hpp&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include &lt;boost/gil/image.hpp&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;boost/gil/image_view.hpp&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include &lt;boost/gil/point.hpp&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &lt;boost/gil/detail/mp11.hpp&gt;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &lt;boost/variant2/variant.hpp&gt;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="keyword">struct </span>dynamic_xy_step_transposed_type;</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="keyword">namespace </span>detail {</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="keyword">using </span>get_const_t = <span class="keyword">typename</span> View::const_t;</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="keyword">template</span> &lt;<span class="keyword">typename</span> Views&gt;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="keyword">using </span>views_get_const_t = mp11::mp_transform&lt;get_const_t, Views&gt;;</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="comment">// works for both image_view and image</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="keyword">struct </span>any_type_get_num_channels</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="keyword">using </span>result_type = int;</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> result_type operator()(<span class="keyword">const</span> T&amp;)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> num_channels&lt;T&gt;::value; }</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="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="comment">// works for both image_view and image</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="keyword">struct </span>any_type_get_dimensions</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span>{</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">using </span>result_type = point&lt;std::ptrdiff_t&gt;;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> result_type operator()(<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v.dimensions(); }</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span>};</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="comment">// works for image_view</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span><span class="keyword">struct </span>any_type_get_size</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span>{</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">using </span>result_type = std::size_t;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> result_type operator()(<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> v.size(); }</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span>};</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span>} <span class="comment">// namespace detail</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ...Views&gt;</div>
<div class="foldopen" id="foldopen00075" data-start="{" data-end="};">
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"><a class="line" href="classboost_1_1gil_1_1any__image__view.html"> 75</a></span><span class="keyword">class </span><a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a> : <span class="keyword">public</span> variant2::variant&lt;Views...&gt;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span>{</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">using </span>parent_t = variant2::variant&lt;Views...&gt;;</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><span class="keyword">public</span>:</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">using </span>const_t = detail::views_get_const_t&lt;any_image_view&gt;;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">using </span>x_coord_t = std::ptrdiff_t;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">using </span>y_coord_t = std::ptrdiff_t;</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">using </span><a class="code hl_class" href="classboost_1_1gil_1_1point.html">point_t</a> = <a class="code hl_class" href="classboost_1_1gil_1_1point.html">point&lt;std::ptrdiff_t&gt;</a>;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">using </span>size_type = std::size_t;</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">using </span>parent_t::parent_t;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; operator=(<a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a> <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>)</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> {</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> parent_t::operator=((parent_t <span class="keyword">const</span>&amp;)<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>);</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</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"> 94</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; operator=(View <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>)</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> {</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> parent_t::operator=(<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>);</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</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"> 100</span> </div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> ...OtherViews&gt;</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; operator=(<a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view&lt;OtherViews...&gt;</a> <span class="keyword">const</span>&amp; <a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>)</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> {</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> parent_t::operator=((variant2::variant&lt;OtherViews...&gt; <span class="keyword">const</span>&amp;)<a class="code hl_function" href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">view</a>);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</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> </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> std::size_t <a class="code hl_struct" href="structboost_1_1gil_1_1num__channels.html">num_channels</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> variant2::visit(detail::any_type_get_num_channels(), *<span class="keyword">this</span>); }</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <a class="code hl_class" href="classboost_1_1gil_1_1point.html">point_t</a> dimensions()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> variant2::visit(detail::any_type_get_dimensions(), *<span class="keyword">this</span>); }</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> size_type <a class="code hl_struct" href="structboost_1_1gil_1_1size.html">size</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> variant2::visit(detail::any_type_get_size(), *<span class="keyword">this</span>); }</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> x_coord_t width()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> dimensions().x; }</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> y_coord_t height()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> dimensions().y; }</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span>};</div>
</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> </div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="comment">// HasDynamicXStepTypeConcept</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ...Views&gt;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="keyword">struct </span><a class="code hl_struct" href="structboost_1_1gil_1_1dynamic__x__step__type.html">dynamic_x_step_type</a>&lt;<a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&lt;Views...&gt;&gt;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span>{</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// FIXME: Remove class name injection with gil:: qualification</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// Required as workaround for Boost.MP11 issue that treats unqualified metafunction</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// in the class definition of the same name as the specialization (Peter Dimov):</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// invalid template argument for template parameter &#39;F&#39;, expected a class template</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="keyword">using </span>dynamic_step_view = <span class="keyword">typename</span> <a class="code hl_struct" href="structboost_1_1gil_1_1dynamic__x__step__type.html">gil::dynamic_x_step_type&lt;T&gt;::type</a>;</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">using </span>type = mp11::mp_transform&lt;dynamic_step_view, <a class="code hl_class" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&lt;Views...&gt;&gt;;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>};</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="comment">// HasDynamicYStepTypeConcept</span></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><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ...Views&gt;</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="keyword">struct </span>dynamic_y_step_type&lt;any_image_view&lt;Views...&gt;&gt;</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span>{</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <span class="comment">// FIXME: Remove class name injection with gil:: qualification</span></div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// Required as workaround for Boost.MP11 issue that treats unqualified metafunction</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// in the class definition of the same name as the specialization (Peter Dimov):</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// invalid template argument for template parameter &#39;F&#39;, expected a class template</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keyword">using </span>dynamic_step_view = <span class="keyword">typename</span> <a class="code hl_struct" href="structboost_1_1gil_1_1dynamic__y__step__type.html">gil::dynamic_y_step_type&lt;T&gt;::type</a>;</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">using </span>type = mp11::mp_transform&lt;dynamic_step_view, any_image_view&lt;Views...&gt;&gt;;</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span>};</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ...Views&gt;</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span><span class="keyword">struct </span>dynamic_xy_step_type&lt;any_image_view&lt;Views...&gt;&gt;</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span>{</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="comment">// FIXME: Remove class name injection with gil:: qualification</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// Required as workaround for Boost.MP11 issue that treats unqualified metafunction</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="comment">// in the class definition of the same name as the specialization (Peter Dimov):</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="comment">// invalid template argument for template parameter &#39;F&#39;, expected a class template</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">using </span>dynamic_step_view = <span class="keyword">typename</span> gil::dynamic_xy_step_type&lt;T&gt;::type;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> <span class="keyword">using </span>type = mp11::mp_transform&lt;dynamic_step_view, any_image_view&lt;Views...&gt;&gt;;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span>};</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> ...Views&gt;</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span><span class="keyword">struct </span>dynamic_xy_step_transposed_type&lt;any_image_view&lt;Views...&gt;&gt;</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span>{</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// FIXME: Remove class name injection with gil:: qualification</span></div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// Required as workaround for Boost.MP11 issue that treats unqualified metafunction</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="comment">// in the class definition of the same name as the specialization (Peter Dimov):</span></div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="comment">// invalid template argument for template parameter &#39;F&#39;, expected a class template</span></div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">using </span>dynamic_step_view = <span class="keyword">typename</span> gil::dynamic_xy_step_type&lt;T&gt;::type;</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">using </span>type = mp11::mp_transform&lt;dynamic_step_view, any_image_view&lt;Views...&gt;&gt;;</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span>};</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span>}} <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span><span class="preprocessor">#endif</span></div>
<div class="ttc" id="aclassboost_1_1gil_1_1any__image__view_html"><div class="ttname"><a href="classboost_1_1gil_1_1any__image__view.html">boost::gil::any_image_view</a></div><div class="ttdoc">Represents a run-time specified image view. Models HasDynamicXStepTypeConcept, HasDynamicYStepTypeCon...</div><div class="ttdef"><b>Definition</b> any_image_view.hpp:76</div></div>
<div class="ttc" id="aclassboost_1_1gil_1_1point_html"><div class="ttname"><a href="classboost_1_1gil_1_1point.html">boost::gil::point&lt; std::ptrdiff_t &gt;</a></div></div>
<div class="ttc" id="agroup___image_model_html_ga11e52868409ba2d52a93213ee39f4fde"><div class="ttname"><a href="group___image_model.html#ga11e52868409ba2d52a93213ee39f4fde">boost::gil::view</a></div><div class="ttdeci">auto view(image&lt; Pixel, IsPlanar, Alloc &gt; &amp;img) -&gt; typename image&lt; Pixel, IsPlanar, Alloc &gt;::view_t const &amp;</div><div class="ttdoc">Returns the non-constant-pixel view of an image.</div><div class="ttdef"><b>Definition</b> image.hpp:565</div></div>
<div class="ttc" id="anamespaceboost_html"><div class="ttname"><a href="namespaceboost.html">boost</a></div><div class="ttdoc">defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE)</div><div class="ttdef"><b>Definition</b> algorithm.hpp:36</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1dynamic__x__step__type_html"><div class="ttname"><a href="structboost_1_1gil_1_1dynamic__x__step__type.html">boost::gil::dynamic_x_step_type</a></div><div class="ttdoc">Base template for types that model HasDynamicXStepTypeConcept.</div><div class="ttdef"><b>Definition</b> dynamic_step.hpp:17</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1dynamic__y__step__type_html"><div class="ttname"><a href="structboost_1_1gil_1_1dynamic__y__step__type.html">boost::gil::dynamic_y_step_type</a></div><div class="ttdoc">Base template for types that model HasDynamicYStepTypeConcept.</div><div class="ttdef"><b>Definition</b> dynamic_step.hpp:21</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1num__channels_html"><div class="ttname"><a href="structboost_1_1gil_1_1num__channels.html">boost::gil::num_channels</a></div><div class="ttdoc">Returns the number of channels of a pixel-based GIL construct.</div><div class="ttdef"><b>Definition</b> pixel.hpp:54</div></div>
<div class="ttc" id="astructboost_1_1gil_1_1size_html"><div class="ttname"><a href="structboost_1_1gil_1_1size.html">boost::gil::size</a></div><div class="ttdoc">Returns an integral constant type specifying the number of elements in a color base.</div><div class="ttdef"><b>Definition</b> color_base_algorithm.hpp:42</div></div>
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