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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_1878a3f4746a95c6aad317458cc7ef80.html">boost</a></li><li class="navelem"><a class="el" href="dir_df4750f408086f9b9c1b5ee4251365ff.html">gil</a></li> </ul>
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<div class="title">pixel.hpp</div> </div>
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<a href="pixel_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> <span class="comment">/*</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Copyright 2005-2007 Adobe Systems Incorporated</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> </span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Use, modification and distribution are subject to the Boost Software License,</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span></div>
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<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>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> See http://opensource.adobe.com/gil for most recent version including documentation.</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">*/</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">/*************************************************************************************************/</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#ifndef GIL_PIXEL_H</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor"></span><span class="preprocessor">#define GIL_PIXEL_H</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <functional></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <boost/core/ignore_unused.hpp></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <boost/utility/enable_if.hpp></span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <boost/mpl/bool.hpp></span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <boost/mpl/front.hpp></span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <boost/type_traits.hpp></span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="gil__config_8hpp.html">gil_config.hpp</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="color__base_8hpp.html">color_base.hpp</a>"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="gil__concept_8hpp.html">gil_concept.hpp</a>"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="channel_8hpp.html">channel.hpp</a>"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="metafunctions_8hpp.html">metafunctions.hpp</a>"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="utilities_8hpp.html">utilities.hpp</a>"</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="color__base__algorithm_8hpp.html">color_base_algorithm.hpp</a>"</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil {</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// Forward-declare gray_t</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">struct </span>gray_color_t;</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">typedef</span> mpl::vector1<gray_color_t> gray_t;</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>color_space_type;</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>channel_mapping_type;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>channel_type;</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>is_planar;</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>color_space_type<const PixelBased> : <span class="keyword">public</span> color_space_type<PixelBased> {};</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>channel_mapping_type<const PixelBased> : <span class="keyword">public</span> channel_mapping_type<PixelBased> {};</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>channel_type<const PixelBased> : <span class="keyword">public</span> channel_type<PixelBased> {};</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>is_planar : mpl::false_ {};</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased> <span class="keyword">struct </span>is_planar<const PixelBased> : <span class="keyword">public</span> is_planar<PixelBased> {};</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T> <span class="keyword">struct </span>is_pixel : <span class="keyword">public</span> mpl::false_{};</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T> <span class="keyword">struct </span>is_pixel<const T> : <span class="keyword">public</span> is_pixel<T> {};</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">template</span> <<span class="keyword">typename</span> PixelBased></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">struct </span>num_channels : <span class="keyword">public</span> mpl::size<typename color_space_type<PixelBased>::type> {}; </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout> <span class="comment">// = mpl::range_c<int,0,ColorSpace::size> ></span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">struct </span>pixel : <span class="keyword">public</span> detail::homogeneous_color_base<ChannelValue,Layout,mpl::size<typename Layout::color_space_t>::value> {</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">typedef</span> ChannelValue channel_t;</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">typedef</span> detail::homogeneous_color_base<ChannelValue,Layout,mpl::size<typename Layout::color_space_t>::value> parent_t;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">typedef</span> pixel value_type;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keyword">typedef</span> value_type& reference;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keyword">typedef</span> <span class="keyword">const</span> value_type& const_reference;</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  BOOST_STATIC_CONSTANT(<span class="keywordtype">bool</span>, is_mutable = channel_traits<channel_t>::is_mutable);</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  pixel(){}</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">explicit</span> pixel(channel_t v) : parent_t(v) {} <span class="comment">// sets all channels to v</span></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  pixel(channel_t v0, channel_t v1) : parent_t(v0,v1) {}</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  pixel(channel_t v0, channel_t v1, channel_t v2) : parent_t(v0,v1,v2) {}</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  pixel(channel_t v0, channel_t v1, channel_t v2, channel_t v3) : parent_t(v0,v1,v2,v3) {}</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  pixel(channel_t v0, channel_t v1, channel_t v2, channel_t v3, channel_t v4) : parent_t(v0,v1,v2,v3,v4) {}</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  pixel(channel_t v0, channel_t v1, channel_t v2, channel_t v3, channel_t v4, channel_t v5) : parent_t(v0,v1,v2,v3,v4,v5) {}</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  pixel(<span class="keyword">const</span> pixel& p) : parent_t(p) {}</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  pixel& operator=(<span class="keyword">const</span> pixel& p) { static_copy(p,*<span class="keyword">this</span>); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// Construct from another compatible pixel type</span></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel> pixel(<span class="keyword">const</span> Pixel& p, <span class="keyword">typename</span> enable_if_c<is_pixel<Pixel>::value>::type* dummy = 0) : parent_t(p) {</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  check_compatible<Pixel>();</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  boost::ignore_unused(dummy);</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  }</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> </div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> P> pixel& operator=(<span class="keyword">const</span> P& p) { assign(p, mpl::bool_<is_pixel<P>::value>()); <span class="keywordflow">return</span> *<span class="keyword">this</span>; } </div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> P> <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> P& p)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> equal(p, mpl::bool_<is_pixel<P>::value>()); } </div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> P> <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> P& p)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !(*<span class="keyword">this</span>==p); }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// homogeneous pixels have operator[]</span></div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keyword">typename</span> channel_traits<channel_t>::reference operator[](std::size_t i) { <span class="keywordflow">return</span> dynamic_at_c(*<span class="keyword">this</span>,i); }</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keyword">typename</span> channel_traits<channel_t>::const_reference operator[](std::size_t i)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> dynamic_at_c(*<span class="keyword">this</span>,i); }</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel> <span class="keywordtype">void</span> assign(<span class="keyword">const</span> Pixel& p, mpl::true_) { check_compatible<Pixel>(); static_copy(p,*<span class="keyword">this</span>); } </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel> <span class="keywordtype">bool</span> equal(<span class="keyword">const</span> Pixel& p, mpl::true_)<span class="keyword"> const </span>{ check_compatible<Pixel>(); <span class="keywordflow">return</span> static_equal(*<span class="keyword">this</span>,p); } </div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Pixel> <span class="keywordtype">void</span> check_compatible()<span class="keyword"> const </span>{ gil_function_requires<PixelsCompatibleConcept<Pixel,pixel> >(); }</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// Support for assignment/equality comparison of a channel with a grayscale pixel</span></div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> check_gray() { BOOST_STATIC_ASSERT((is_same<typename Layout::color_space_t, gray_t>::value)); }</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Channel> <span class="keywordtype">void</span> assign(<span class="keyword">const</span> Channel& chan, mpl::false_) { check_gray(); gil::at_c<0>(*this)=chan; }</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Channel> <span class="keywordtype">bool</span> equal (<span class="keyword">const</span> Channel& chan, mpl::false_)<span class="keyword"> const </span>{ check_gray(); <span class="keywordflow">return</span> gil::at_c<0>(*this)==chan; }</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  pixel& operator= (channel_t chan) { check_gray(); gil::at_c<0>(*this)=chan; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordtype">bool</span> operator==(channel_t chan)<span class="keyword"> const </span>{ check_gray(); <span class="keywordflow">return</span> gil::at_c<0>(*this)==chan; }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> };</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment">// ColorBasedConcept</span></div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment"></span></div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout, <span class="keywordtype">int</span> K> </div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">struct </span>kth_element_type<pixel<ChannelValue,Layout>, K> {</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keyword">typedef</span> ChannelValue type;</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> };</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout, <span class="keywordtype">int</span> K> </div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keyword">struct </span>kth_element_reference_type<pixel<ChannelValue,Layout>, K> {</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> channel_traits<ChannelValue>::reference type;</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> };</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout, <span class="keywordtype">int</span> K> </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="keyword">struct </span>kth_element_reference_type<const pixel<ChannelValue,Layout>, K> {</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> channel_traits<ChannelValue>::const_reference type;</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> };</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout, <span class="keywordtype">int</span> K> </div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keyword">struct </span>kth_element_const_reference_type<pixel<ChannelValue,Layout>, K> {</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> channel_traits<ChannelValue>::const_reference type;</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> };</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment">// PixelConcept</span></div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment"></span></div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout> </div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">struct </span>is_pixel<pixel<ChannelValue,Layout> > : <span class="keyword">public</span> mpl::true_{};</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">// HomogeneousPixelBasedConcept</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"></span></div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout></div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="keyword">struct </span>color_space_type<pixel<ChannelValue,Layout> > {</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Layout::color_space_t type;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> }; </div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> </div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout></div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">struct </span>channel_mapping_type<pixel<ChannelValue,Layout> > {</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> Layout::channel_mapping_t type;</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> }; </div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> </div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout></div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">struct </span>is_planar<pixel<ChannelValue,Layout> > : <span class="keyword">public</span> mpl::false_ {};</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout></div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">struct </span>channel_type<pixel<ChannelValue,Layout> > {</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">typedef</span> ChannelValue type;</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> }; </div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> } } <span class="comment">// namespace boost::gil</span></div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="keyword">namespace </span>boost {</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelValue, <span class="keyword">typename</span> Layout> </div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">struct </span>has_trivial_constructor<gil::pixel<ChannelValue,Layout> > : <span class="keyword">public</span> has_trivial_constructor<ChannelValue> {};</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> }</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="preprocessor">#endif</span></div>
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<div class="ttc" id="color__base__algorithm_8hpp_html"><div class="ttname"><a href="color__base__algorithm_8hpp.html">color_base_algorithm.hpp</a></div><div class="ttdoc">pixel related algorithms </div></div>
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<div class="ttc" id="channel_8hpp_html"><div class="ttname"><a href="channel_8hpp.html">channel.hpp</a></div><div class="ttdoc">Channel utilities. </div></div>
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<div class="ttc" id="metafunctions_8hpp_html"><div class="ttname"><a href="metafunctions_8hpp.html">metafunctions.hpp</a></div><div class="ttdoc">metafunctions that construct types or return type properties </div></div>
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<div class="ttc" id="gil__concept_8hpp_html"><div class="ttname"><a href="gil__concept_8hpp.html">gil_concept.hpp</a></div><div class="ttdoc">Concept check classes for GIL concepts. </div></div>
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<div class="ttc" id="color__base_8hpp_html"><div class="ttname"><a href="color__base_8hpp.html">color_base.hpp</a></div><div class="ttdoc">pixel class and related utilities </div></div>
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<div class="ttc" id="gil__config_8hpp_html"><div class="ttname"><a href="gil__config_8hpp.html">gil_config.hpp</a></div><div class="ttdoc">GIL configuration file. </div></div>
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<div class="ttc" id="utilities_8hpp_html"><div class="ttname"><a href="utilities_8hpp.html">utilities.hpp</a></div><div class="ttdoc">Various utilities not specific to the image library. Some are non-standard STL extensions or generic ...</div></div>
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