ss="keywordtype">float</span> sigma = 0.0f) {</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;  <span class="keywordflow">if</span> (blurRadius &lt; 1) {</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;    <span class="keywordflow">return</span> mat;</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;  }</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;  cv::Mat_&lt;T&gt; m