gil_1_1default__color__converter__impl_3_01_c_00_01_c_01_4.html">   52</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structboost_1_1gil_1_1default__color__converter__impl.html">default_color_converter_impl</a>&lt;C,C&gt; {</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> P1, <span class="keyword">typename</span> P2&gt;</div><div class="line"><a name="l00054"></a><