00369         }
<a name="l00370"></a>00370     };
<a name="l00371"></a>00371 
<a name="l00372"></a>00372     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> View&gt; <span class="keyword">struct </span>__nth_channel_view&lt;View,false&gt; {
<a name="l00373"></a>00373     <span class="keyword">private</span>:
<a name="l00374"></a>00374         <span class="keyword">typedef</span> <a class="code" href="g_i_l_0515.html" title="Function object that returns a grayscale reference o