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<a href="any__image__view_8hpp.html">Go to the documentation of this file.</a><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"> Use, modification and distribution are subject to the Boost Software License,</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> Version 1.0. (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="comment"> See http://opensource.adobe.com/gil for most recent version including documentation.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">*/</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="comment">/*************************************************************************************************/</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;</div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#ifndef GIL_DYNAMICIMAGE_ANY_IMAGEVIEW_HPP</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define GIL_DYNAMICIMAGE_ANY_IMAGEVIEW_HPP</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="variant_8hpp.html">variant.hpp</a>&quot;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#include &quot;../../image_view.hpp&quot;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;../../image.hpp&quot;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keyword">namespace </span>detail {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt; <span class="keyword">struct </span>get_const_t { <span class="keyword">typedef</span> <span class="keyword">typename</span> View::const_t type; };</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Views&gt; <span class="keyword">struct </span>views_get_const_t : <span class="keyword">public</span> mpl::transform&lt;Views, get_const_t&lt;mpl::_1&gt; &gt; {};</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;}</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt; <span class="keyword">struct </span>dynamic_xy_step_type;</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> View&gt; <span class="keyword">struct </span>dynamic_xy_step_transposed_type;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keyword">namespace </span>detail {</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keyword">struct </span>any_type_get_num_channels { <span class="comment">// works for both image_view and image</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160; <span class="keyword">typedef</span> <span class="keywordtype">int</span> result_type;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; result_type operator()(<span class="keyword">const</span> T&amp; v)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> num_channels&lt;T&gt;::value; }</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; };</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keyword">struct </span>any_type_get_dimensions { <span class="comment">// works for both image_view and image</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="keyword">typedef</span> point2&lt;std::ptrdiff_t&gt; result_type;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; 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 name="l00046"></a><span class="lineno"> 46</span>&#160; };</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;}</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> ImageViewTypes&gt;</div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classboost_1_1gil_1_1any__image__view.html"> 64</a></span>&#160;<span class="keyword">class </span><a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a> : <span class="keyword">public</span> <a class="code" href="classboost_1_1gil_1_1variant.html">variant</a>&lt;ImageViewTypes&gt; {</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <span class="keyword">typedef</span> <a class="code" href="classboost_1_1gil_1_1variant.html">variant&lt;ImageViewTypes&gt;</a> <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keyword">typedef</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view&lt;typename detail::views_get_const_t&lt;ImageViewTypes&gt;::type</a>&gt; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">const_t</a>;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keyword">typedef</span> std::ptrdiff_t x_coord_t;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keyword">typedef</span> std::ptrdiff_t y_coord_t;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <span class="keyword">typedef</span> <a class="code" href="classboost_1_1gil_1_1point2.html">point2&lt;std::ptrdiff_t&gt;</a> <a class="code" href="classboost_1_1gil_1_1point2.html">point_t</a>;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>() : <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>() {}</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; <span class="keyword">explicit</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>(<span class="keyword">const</span> T&amp; obj) : <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>(obj) {}</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>(<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; v) : <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>((<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>&amp;)v) {}</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Types&gt; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>(<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view&lt;Types&gt;</a>&amp; v) : <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>((<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1variant.html">variant&lt;Types&gt;</a>&amp;)v) {}</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; operator=(<span class="keyword">const</span> T&amp; obj) { parent_t::operator=(obj); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; v) { parent_t::operator=((<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1variant.html">parent_t</a>&amp;)v); <span class="keywordflow">return</span> *<span class="keyword">this</span>;}</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> Types&gt; <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&amp; operator=(<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view&lt;Types&gt;</a>&amp; v) { parent_t::operator=((<span class="keyword">const</span> <a class="code" href="classboost_1_1gil_1_1variant.html">variant&lt;Types&gt;</a>&amp;)v); <span class="keywordflow">return</span> *<span class="keyword">this</span>;}</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; std::size_t <a class="code" href="structboost_1_1gil_1_1num__channels.html">num_channels</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="group___variant.html#ga8ffab42c2958f3a64c262d4db56a8ae1">apply_operation</a>(*<span class="keyword">this</span>, detail::any_type_get_num_channels()); }</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <a class="code" href="classboost_1_1gil_1_1point2.html">point_t</a> dimensions()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="group___variant.html#ga8ffab42c2958f3a64c262d4db56a8ae1">apply_operation</a>(*<span class="keyword">this</span>, detail::any_type_get_dimensions()); }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; x_coord_t width()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> dimensions().x; }</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; y_coord_t height()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> dimensions().y; }</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;};</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160;<span class="comment">// HasDynamicXStepTypeConcept</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IVTypes&gt;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<span class="keyword">struct </span>dynamic_x_step_type&lt;<a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view</a>&lt;IVTypes&gt; &gt; {</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keyword">typedef</span> <a class="code" href="classboost_1_1gil_1_1any__image__view.html">any_image_view&lt;typename mpl::transform&lt;IVTypes, dynamic_x_step_type&lt;mpl::_1&gt;</a> &gt;::type&gt; type;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;};</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160;</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160;<span class="comment">// HasDynamicYStepTypeConcept</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IVTypes&gt;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;<span class="keyword">struct </span>dynamic_y_step_type&lt;any_image_view&lt;IVTypes&gt; &gt; {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keyword">typedef</span> any_image_view&lt;typename mpl::transform&lt;IVTypes, dynamic_y_step_type&lt;mpl::_1&gt; &gt;::type&gt; type;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;};</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IVTypes&gt;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="keyword">struct </span>dynamic_xy_step_type&lt;any_image_view&lt;IVTypes&gt; &gt; {</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keyword">typedef</span> any_image_view&lt;typename mpl::transform&lt;IVTypes, dynamic_xy_step_type&lt;mpl::_1&gt; &gt;::type&gt; type;</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;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IVTypes&gt;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;<span class="keyword">struct </span>dynamic_xy_step_transposed_type&lt;any_image_view&lt;IVTypes&gt; &gt; {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; <span class="keyword">typedef</span> any_image_view&lt;typename mpl::transform&lt;IVTypes, dynamic_xy_step_transposed_type&lt;mpl::_1&gt; &gt;::type&gt; type;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;};</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;} } <span class="comment">// namespace boost::gil</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="group___variant_html_ga8ffab42c2958f3a64c262d4db56a8ae1"><div class="ttname"><a href="group___variant.html#ga8ffab42c2958f3a64c262d4db56a8ae1">boost::gil::apply_operation</a></div><div class="ttdeci">BOOST_FORCEINLINE UnaryOp::result_type apply_operation(variant&lt; Types &gt; &amp;arg, UnaryOp op)</div><div class="ttdoc">Invokes a generic mutable operation (represented as a unary function object) on a variant...</div><div class="ttdef"><b>Definition:</b> apply_operation.hpp:35</div></div>
<div class="ttc" id="variant_8hpp_html"><div class="ttname"><a href="variant_8hpp.html">variant.hpp</a></div><div class="ttdoc">Support for run-time instantiated types. </div></div>
<div class="ttc" id="classboost_1_1gil_1_1variant_html"><div class="ttname"><a href="classboost_1_1gil_1_1variant.html">boost::gil::variant</a></div><div class="ttdoc">Represents a concrete instance of a run-time specified type from a set of typesA concept is typically...</div><div class="ttdef"><b>Definition:</b> variant.hpp:89</div></div>
<div class="ttc" id="classboost_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:64</div></div>
<div class="ttc" id="classboost_1_1gil_1_1point2_html"><div class="ttname"><a href="classboost_1_1gil_1_1point2.html">boost::gil::point2&lt; std::ptrdiff_t &gt;</a></div></div>
<div class="ttc" id="structboost_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> gil_concept.hpp:66</div></div>
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