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  47 <div class="title">bit_aligned_pixel_iterator.hpp</div>  </div>
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  50 <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// Copyright 2005-2007 Adobe Systems Incorporated</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// http://www.boost.org/LICENSE_1_0.txt</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#ifndef BOOST_GIL_BIT_ALIGNED_PIXEL_ITERATOR_HPP</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#define BOOST_GIL_BIT_ALIGNED_PIXEL_ITERATOR_HPP</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &lt;boost/gil/bit_aligned_pixel_reference.hpp&gt;</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &lt;boost/gil/pixel_iterator.hpp&gt;</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;</div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#include &lt;boost/config.hpp&gt;</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &lt;boost/iterator/iterator_facade.hpp&gt;</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;</div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &lt;functional&gt;</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &lt;type_traits&gt;</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;</div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">   37</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a> : <span class="keyword">public</span> iterator_facade&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;,</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;                                                  typename NonAlignedPixelReference::value_type,</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;                                                  std::random_access_iterator_tag,</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;                                                  const NonAlignedPixelReference,</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;                                                  typename NonAlignedPixelReference::bit_range_t::difference_type&gt; {</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    <span class="keyword">using</span> parent_t = iterator_facade&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;,</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;                            <span class="keyword">typename</span> NonAlignedPixelReference::value_type,</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;                            std::random_access_iterator_tag,</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;                            <span class="keyword">const</span> NonAlignedPixelReference,</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;                            <span class="keyword">typename</span> NonAlignedPixelReference::bit_range_t::difference_type&gt;;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Ref&gt; <span class="keyword">friend</span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    <span class="keyword">using</span> bit_range_t = <span class="keyword">typename</span> NonAlignedPixelReference::bit_range_t;</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    <span class="keyword">using</span> difference_type = <span class="keyword">typename</span> parent_t::difference_type;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <span class="keyword">using</span> reference = <span class="keyword">typename</span> parent_t::reference;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>() {}</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(<span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>&amp; p) : _bit_range(p._bit_range) {}</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>&amp; p) { _bit_range=p._bit_range; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Ref&gt; <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(<span class="keyword">const</span> <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator&lt;Ref&gt;</a>&amp; p) : _bit_range(p._bit_range) {}</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(reference* ref) : _bit_range(ref-&gt;bit_range()) {}</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    <span class="keyword">explicit</span> <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a>(<span class="keyword">typename</span> bit_range_t::byte_t* data, <span class="keywordtype">int</span> bit_offset=0) : _bit_range(data,bit_offset) {}</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html#a16d8e6857dd561244ca73764f2b94801">   66</a></span>&#160;    reference <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html#a16d8e6857dd561244ca73764f2b94801">operator[]</a>(difference_type d)<span class="keyword"> const </span>{ <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">bit_aligned_pixel_iterator</a> it=*<span class="keyword">this</span>; it.advance(d); <span class="keywordflow">return</span> *it; }</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    reference operator-&gt;()<span class="keyword">         const </span>{ <span class="keywordflow">return</span> **<span class="keyword">this</span>; }</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <span class="keyword">const</span> bit_range_t&amp; bit_range()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _bit_range; }</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;          bit_range_t&amp; bit_range()       { <span class="keywordflow">return</span> _bit_range; }</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    bit_range_t _bit_range;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keyword">static</span> constexpr <span class="keywordtype">int</span> bit_size = NonAlignedPixelReference::bit_size;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    <span class="keyword">friend</span> <span class="keyword">class </span>boost::iterator_core_access;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    reference dereference()<span class="keyword">     const </span>{ <span class="keywordflow">return</span> NonAlignedPixelReference(_bit_range); }</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    <span class="keywordtype">void</span> increment()                  { ++_bit_range; }</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    <span class="keywordtype">void</span> decrement()                  { --_bit_range; }</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keywordtype">void</span> advance(difference_type d)   { _bit_range.bit_advance(d*bit_size); }</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    difference_type distance_to(<span class="keyword">const</span> bit_aligned_pixel_iterator&amp; it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _bit_range.bit_distance_to(it._bit_range) / bit_size; }</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    <span class="keywordtype">bool</span> <a class="code" href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">equal</a>(<span class="keyword">const</span> bit_aligned_pixel_iterator&amp; it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _bit_range==it._bit_range; }</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;};</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="keyword">struct </span>const_iterator_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;{</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <span class="keyword">using</span> type =</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;        bit_aligned_pixel_iterator&lt;typename NonAlignedPixelReference::const_reference&gt;;</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;};</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="keyword">struct </span>iterator_is_mutable&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    : std::integral_constant&lt;bool, NonAlignedPixelReference::is_mutable&gt;</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;{};</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="keyword">struct </span>is_iterator_adaptor&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    : std::false_type</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;{};</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="comment">//  PixelBasedConcept</span></div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="keyword">struct </span>color_space_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; : <span class="keyword">public</span> color_space_type&lt;NonAlignedPixelReference&gt; {};</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="keyword">struct </span>channel_mapping_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; : <span class="keyword">public</span> channel_mapping_type&lt;NonAlignedPixelReference&gt; {};</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;<span class="keyword">struct </span>is_planar&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; : <span class="keyword">public</span> is_planar&lt;NonAlignedPixelReference&gt; {}; <span class="comment">// == false</span></div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="comment">//  MemoryBasedIteratorConcept</span></div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="keyword">struct </span>byte_to_memunit&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&gt;</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    : std::integral_constant&lt;int, 8&gt;</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;{};</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="keyword">inline</span> std::ptrdiff_t memunit_step(<span class="keyword">const</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp;) {</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    <span class="keywordflow">return</span> NonAlignedPixelReference::bit_size;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;}</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;<span class="keyword">inline</span> std::ptrdiff_t memunit_distance(<span class="keyword">const</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp; p1, <span class="keyword">const</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp; p2) {</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keywordflow">return</span> (p2.bit_range().current_byte() - p1.bit_range().current_byte())*8 + p2.bit_range().bit_offset() - p1.bit_range().bit_offset();</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;}</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> memunit_advance(bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp; p, std::ptrdiff_t diff) {</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;    p.bit_range().bit_advance(diff);</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;}</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="keyword">inline</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; memunit_advanced(<span class="keyword">const</span> bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;&amp; p, std::ptrdiff_t diff) {</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;    bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; ret=p;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    memunit_advance(ret, diff);</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;    <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;}</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt; <span class="keyword">inline</span></div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;NonAlignedPixelReference memunit_advanced_ref(bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; it, std::ptrdiff_t diff) {</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    <span class="keywordflow">return</span> *memunit_advanced(it,diff);</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;}</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="comment">//  HasDynamicXStepTypeConcept</span></div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="keyword">struct </span>dynamic_x_step_type&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt; {</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;    <span class="keyword">using</span> type = memory_based_step_iterator&lt;bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt; &gt;;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;};</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;<span class="comment">//  iterator_type_from_pixel</span></div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> L, <span class="keywordtype">bool</span> M&gt;</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;<span class="keyword">struct </span>iterator_type_from_pixel&lt;const bit_aligned_pixel_reference&lt;B,C,L,M&gt;,false,false,false&gt;</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;{</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;    <span class="keyword">using</span> type = bit_aligned_pixel_iterator&lt;bit_aligned_pixel_reference&lt;B,C,L,false&gt;&gt; ;</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;};</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> L, <span class="keywordtype">bool</span> M&gt;</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="keyword">struct </span>iterator_type_from_pixel&lt;const bit_aligned_pixel_reference&lt;B,C,L,M&gt;,false,false,true&gt;</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;{</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <span class="keyword">using</span> type = bit_aligned_pixel_iterator&lt;bit_aligned_pixel_reference&lt;B,C,L,true&gt;&gt;;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;};</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> B, <span class="keyword">typename</span> C, <span class="keyword">typename</span> L, <span class="keywordtype">bool</span> M, <span class="keywordtype">bool</span> IsPlanar, <span class="keywordtype">bool</span> IsStep, <span class="keywordtype">bool</span> IsMutable&gt;</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;<span class="keyword">struct </span>iterator_type_from_pixel&lt;bit_aligned_pixel_reference&lt;B,C,L,M&gt;,IsPlanar,IsStep,IsMutable&gt;</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    : <span class="keyword">public</span> iterator_type_from_pixel&lt;const bit_aligned_pixel_reference&lt;B,C,L,M&gt;,IsPlanar,IsStep,IsMutable&gt; {};</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;} }  <span class="comment">// namespace boost::gil</span></div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="keyword">namespace </span>std {</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="comment">// It is important to provide an overload of uninitialized_copy for bit_aligned_pixel_iterator. The default STL implementation calls placement new,</span></div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="comment">// which is not defined for bit_aligned_pixel_iterator.</span></div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> NonAlignedPixelReference&gt;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> uninitialized_copy(<a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> first,</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                                                                                   <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> last,</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;                                                                                   <a class="code" href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator&lt;NonAlignedPixelReference&gt;</a> dst) {</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="group___s_t_l_optimizations.html#ga8e23fe06d31c7cce605e4bf8255e1ee9">std::copy</a>(first,last,dst);</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;}</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;}   <span class="comment">// namespace std</span></div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="preprocessor">#endif</span></div><div class="ttc" id="structboost_1_1gil_1_1bit__aligned__pixel__iterator_html_a16d8e6857dd561244ca73764f2b94801"><div class="ttname"><a href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html#a16d8e6857dd561244ca73764f2b94801">boost::gil::bit_aligned_pixel_iterator::operator[]</a></div><div class="ttdeci">reference operator[](difference_type d) const</div><div class="ttdef"><b>Definition:</b> bit_aligned_pixel_iterator.hpp:66</div></div>
  51 <div class="ttc" id="structboost_1_1gil_1_1bit__aligned__pixel__iterator_html"><div class="ttname"><a href="structboost_1_1gil_1_1bit__aligned__pixel__iterator.html">boost::gil::bit_aligned_pixel_iterator</a></div><div class="ttdoc">An iterator over non-byte-aligned pixels. Models PixelIteratorConcept, PixelBasedConcept,...</div><div class="ttdef"><b>Definition:</b> bit_aligned_pixel_iterator.hpp:37</div></div>
  52 <div class="ttc" id="group___s_t_l_optimizations_html_ga2902a23650ef266e80874ce5df076079"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga2902a23650ef266e80874ce5df076079">std::equal</a></div><div class="ttdeci">BOOST_FORCEINLINE bool equal(boost::gil::iterator_from_2d&lt; Loc1 &gt; first, boost::gil::iterator_from_2d&lt; Loc1 &gt; last, boost::gil::iterator_from_2d&lt; Loc2 &gt; first2)</div><div class="ttdoc">std::equal(I1,I1,I2) with I1 and I2 being a iterator_from_2d</div><div class="ttdef"><b>Definition:</b> algorithm.hpp:1029</div></div>
  53 <div class="ttc" id="group___s_t_l_optimizations_html_ga8e23fe06d31c7cce605e4bf8255e1ee9"><div class="ttname"><a href="group___s_t_l_optimizations.html#ga8e23fe06d31c7cce605e4bf8255e1ee9">std::copy</a></div><div class="ttdeci">BOOST_FORCEINLINE auto copy(boost::gil::pixel&lt; T, CS &gt; *first, boost::gil::pixel&lt; T, CS &gt; *last, boost::gil::pixel&lt; T, CS &gt; *dst) -&gt; boost::gil::pixel&lt; T, CS &gt; *</div><div class="ttdoc">Copy when both src and dst are interleaved and of the same type can be just memmove.</div><div class="ttdef"><b>Definition:</b> algorithm.hpp:139</div></div>
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