typename std::enable_if</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    &lt;</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        is_bit_aligned&lt;Pixel&gt;::value</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    &gt;::type</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;&gt;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;{