s="keyword">struct </span>color_space_type;
<a name="l00043"></a>00043 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelBased&gt; <span class="keyword">struct </span>channel_mapping_type;
<a name="l00044"></a>00044 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelBased&gt; <span class="keyword">struct </span>channel_type;
<a name="l00045"></a>00045 <span class="keyword">template</span> &lt;<span class="keyword">typename</span> PixelBase