a>;
<a name="l00488"></a>00488         <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code" href="g_i_l_0604.html" title="Returns the type of a homogeneous pixel reference given the channel type, layout...">pixel_reference_type&lt;channel_t,gray_layout_t,false,false&gt;::type</a> const_reference;
<a name="l00489"></a>00489         <span class="keyword">typedef</span> SrcP                                                              argument_type;
<a name="l00490"></a>00