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   <a href="../../../org/opencv/core/Rect.html" title="class in org.opencv.core">Rect</a>&nbsp;roi)</code>&nbsp;</td>
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<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../org/opencv/core/Mat.html#Mat(org.opencv.core.Size,%20int)">Mat</a></strong>(<a href="../../../org/opencv/core/Size.html" title="c