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<div class="headertitle"><div class="title">make_scanline_reader.hpp</div></div>
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<div class="contents">
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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>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Copyright 2012 Christian Henning</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">//</span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// Distributed under the Boost Software License, Version 1.0</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">// See accompanying file LICENSE_1_0.txt or copy at</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.boost.org/LICENSE_1_0.txt</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#ifndef BOOST_GIL_IO_MAKE_SCANLINE_READER_HPP</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#define BOOST_GIL_IO_MAKE_SCANLINE_READER_HPP</span></div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <boost/gil/detail/mp11.hpp></span></div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <boost/gil/io/get_reader.hpp></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include <type_traits></span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceboost.html">boost</a> { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="keyword">template</span> <<span class="keyword">typename</span> String, <span class="keyword">typename</span> FormatTag></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">auto</span> make_scanline_reader(String <span class="keyword">const</span>& file_name, FormatTag <span class="keyword">const</span>&,</div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">typename</span> std::enable_if</div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <</div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> mp11::mp_and</div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <</div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> detail::is_supported_path_spec<String>,</div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> is_format_tag<FormatTag></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> >::value</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> >::type* <span class="comment">/*dummy*/</span> = <span class="keyword">nullptr</span>)</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> -> <span class="keyword">typename</span> get_scanline_reader<String, FormatTag>::type</div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span>{</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">using </span>device_t = <span class="keyword">typename</span> get_read_device<String, FormatTag>::type;</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> device_t device(</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> detail::convert_to_native_string(file_name),</div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">typename</span> detail::file_stream_device<FormatTag>::read_tag());</div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> </div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="keywordflow">return</span> <span class="keyword">typename</span> get_scanline_reader<String, FormatTag>::type(</div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> device, image_read_settings<FormatTag>());</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span>}</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="keyword">template</span> <<span class="keyword">typename</span> FormatTag></div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="keyword">auto</span> make_scanline_reader(std::wstring <span class="keyword">const</span>& file_name, FormatTag <span class="keyword">const</span>&)</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> -> <span class="keyword">typename</span> get_scanline_reader<std::wstring, FormatTag>::type</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span>{</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* str = detail::convert_to_native_string( file_name );</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> </div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">typename</span> get_read_device< std::wstring</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> , FormatTag</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> >::type device( str</div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> , <span class="keyword">typename</span> detail::file_stream_device< FormatTag >::read_tag()</div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> );</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">delete</span>[] str;</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keywordflow">return</span> <span class="keyword">typename</span> get_scanline_reader< std::wstring</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> , FormatTag</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> >::type( device</div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> , image_read_settings< FormatTag >()</div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> );</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span>}</div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><span class="keyword">template</span> <<span class="keyword">typename</span> FormatTag></div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span><span class="keyword">auto</span> make_scanline_reader(detail::filesystem::path <span class="keyword">const</span>& path, FormatTag <span class="keyword">const</span>&)</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> -> <span class="keyword">typename</span> get_scanline_reader<std::wstring, FormatTag>::type</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span>{</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">return</span> make_scanline_reader(path.wstring(), image_read_settings<FormatTag>());</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>}</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span><span class="keyword">template</span> <<span class="keyword">typename</span> Device, <span class="keyword">typename</span> FormatTag></div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span><span class="keyword">auto</span> make_scanline_reader(Device& io_dev, FormatTag <span class="keyword">const</span>&,</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">typename</span> std::enable_if</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> mp11::mp_and</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> detail::is_adaptable_input_device<FormatTag, Device>,</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> is_format_tag<FormatTag></div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> >::value</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> >::type* <span class="comment">/*dummy*/</span> = <span class="keyword">nullptr</span>)</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> -> <span class="keyword">typename</span> get_scanline_reader<Device, FormatTag>::type</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span>{</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keywordflow">return</span> make_scanline_reader(io_dev, image_read_settings<FormatTag>());</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span>}</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> </div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span>}} <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span><span class="preprocessor">#endif</span></div>
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<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>
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