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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">//</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Copyright 2012 Christian Henning</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <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> <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> <span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#ifndef BOOST_GIL_IO_GET_READER_HPP</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#define BOOST_GIL_IO_GET_READER_HPP</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <boost/gil/io/get_read_device.hpp></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <boost/gil/detail/mp11.hpp></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> </div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <type_traits></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">template</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keyword">typename</span> T,</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">typename</span> FormatTag,</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">typename</span> ConversionPolicy,</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">class </span>Enable = <span class="keywordtype">void</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> ></div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1get__reader.html"> 26</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__reader.html">get_reader</a> {};</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">template</span> <<span class="keyword">typename</span> String, <span class="keyword">typename</span> FormatTag, <span class="keyword">typename</span> ConversionPolicy></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__reader.html">get_reader</a></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  String,</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  FormatTag,</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  ConversionPolicy,</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  typename std::enable_if</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  mp11::mp_and</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  detail::is_supported_path_spec<String>,</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  is_format_tag<FormatTag></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  >::value</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  >::type</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> ></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> {</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<String, FormatTag>::type;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">using</span> type = reader<device_t, FormatTag, ConversionPolicy>;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> };</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Device, <span class="keyword">typename</span> FormatTag, <span class="keyword">typename</span> ConversionPolicy></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">struct </span>get_reader</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  Device,</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  FormatTag,</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  ConversionPolicy,</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  typename std::enable_if</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  mp11::mp_and</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  detail::is_adaptable_input_device<FormatTag, Device>,</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  is_format_tag<FormatTag></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  >::value</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  >::type</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> ></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<Device, FormatTag>::type;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">using</span> type = reader<device_t, FormatTag, ConversionPolicy>;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> };</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> FormatTag, <span class="keyword">class</span> Enable = <span class="keywordtype">void</span>></div><div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1get__dynamic__image__reader.html"> 70</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__dynamic__image__reader.html">get_dynamic_image_reader</a></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> };</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">template</span> <<span class="keyword">typename</span> String, <span class="keyword">typename</span> FormatTag></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__dynamic__image__reader.html">get_dynamic_image_reader</a></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  String,</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  FormatTag,</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  typename std::enable_if</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  mp11::mp_and</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  detail::is_supported_path_spec<String>,</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  is_format_tag<FormatTag></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  >::value</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  >::type</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> ></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<String, FormatTag>::type;</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">using</span> type = dynamic_image_reader<device_t, FormatTag>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> };</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Device, <span class="keyword">typename</span> FormatTag></div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">struct </span>get_dynamic_image_reader</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  Device,</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  FormatTag,</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  typename std::enable_if</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  mp11::mp_and</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  detail::is_adaptable_input_device<FormatTag, Device>,</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  is_format_tag<FormatTag></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  >::value</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  >::type</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> ></div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> {</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<Device, FormatTag>::type;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">using</span> type = dynamic_image_reader<device_t, FormatTag>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> };</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> FormatTag, <span class="keyword">class</span> Enable = <span class="keywordtype">void</span>></div><div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1get__reader__backend.html"> 114</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__reader__backend.html">get_reader_backend</a></div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> {</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> };</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">template</span> <<span class="keyword">typename</span> String, <span class="keyword">typename</span> FormatTag></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__reader__backend.html">get_reader_backend</a></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  String,</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  FormatTag,</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  typename std::enable_if</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  mp11::mp_and</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  detail::is_supported_path_spec<String>,</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  is_format_tag<FormatTag></div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  >::value</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  >::type</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span> ></div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> {</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<String, FormatTag>::type;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">using</span> type = reader_backend<device_t, FormatTag>;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> };</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keyword">template</span> <<span class="keyword">typename</span> Device, <span class="keyword">typename</span> FormatTag></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="keyword">struct </span>get_reader_backend</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  Device,</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  FormatTag,</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  typename std::enable_if</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  mp11::mp_and</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  detail::is_adaptable_input_device<FormatTag, Device>,</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  is_format_tag<FormatTag></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  >::value</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  >::type</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> ></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> {</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<Device, FormatTag>::type;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">using</span> type = reader_backend<device_t, FormatTag>;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> };</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> FormatTag></div><div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="structboost_1_1gil_1_1get__scanline__reader.html"> 158</a></span> <span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1get__scanline__reader.html">get_scanline_reader</a></div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">using</span> device_t = <span class="keyword">typename</span> get_read_device<T, FormatTag>::type;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">using</span> type = scanline_reader<device_t, FormatTag>;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> };</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> } <span class="comment">// namespace gil</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> } <span class="comment">// namespace boost</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="structboost_1_1gil_1_1get__dynamic__image__reader_html"><div class="ttname"><a href="structboost_1_1gil_1_1get__dynamic__image__reader.html">boost::gil::get_dynamic_image_reader</a></div><div class="ttdoc">Helper metafunction to generate dynamic image reader type.</div><div class="ttdef"><b>Definition:</b> get_reader.hpp:70</div></div>
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<div class="ttc" id="structboost_1_1gil_1_1get__reader__backend_html"><div class="ttname"><a href="structboost_1_1gil_1_1get__reader__backend.html">boost::gil::get_reader_backend</a></div><div class="ttdoc">Helper metafunction to generate image backend type.</div><div class="ttdef"><b>Definition:</b> get_reader.hpp:114</div></div>
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<div class="ttc" id="structboost_1_1gil_1_1get__reader_html"><div class="ttname"><a href="structboost_1_1gil_1_1get__reader.html">boost::gil::get_reader</a></div><div class="ttdoc">Helper metafunction to generate image reader type.</div><div class="ttdef"><b>Definition:</b> get_reader.hpp:26</div></div>
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<div class="ttc" id="structboost_1_1gil_1_1get__scanline__reader_html"><div class="ttname"><a href="structboost_1_1gil_1_1get__scanline__reader.html">boost::gil::get_scanline_reader</a></div><div class="ttdoc">Helper metafunction to generate image scanline_reader type.</div><div class="ttdef"><b>Definition:</b> get_reader.hpp:158</div></div>
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