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<h4>calcOpticalFlowPyrLK</h4>
<pre>public static&nbsp;void&nbsp;calcOpticalFlowPyrLK(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;prevImg,
                                        <a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;nextImg,
                                        <a href="../../../org/opencv/c