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<div class="subTitle">org.opencv.video</div>
<h2 title="Class Tracker" class="title">Class Tracker</h2>
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<li>java.lang.Object</li>
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<li>org.opencv.video.Tracker</li>
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<pre>public class <span class="typeNameLabel">Tracker</span>
extends java.lang.Object</pre>
<div class="block">Base abstract class for the long-term tracker</div>
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<td class="colFirst"><code>static <a href="../../../org/opencv/video/Tracker.html" title="class in org.opencv.video">Tracker</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/video/Tracker.html#Z:Z__fromPtr__-long-">__fromPtr__</a></span>(long&nbsp;addr)</code>&nbsp;</td>
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<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/video/Tracker.html#getNativeObjAddr--">getNativeObjAddr</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/video/Tracker.html#init-org.opencv.core.Mat-org.opencv.core.Rect-">init</a></span>(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;image,
    <a href="../../../org/opencv/core/Rect.html" title="class in org.opencv.core">Rect</a>&nbsp;boundingBox)</code>
<div class="block">Initialize the tracker with a known bounding box that surrounded the target</div>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../org/opencv/video/Tracker.html#update-org.opencv.core.Mat-org.opencv.core.Rect-">update</a></span>(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;image,
      <a href="../../../org/opencv/core/Rect.html" title="class in org.opencv.core">Rect</a>&nbsp;boundingBox)</code>
<div class="block">Update the tracker, find the new most likely bounding box for the target</div>
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<h4>__fromPtr__</h4>
<pre>public static&nbsp;<a href="../../../org/opencv/video/Tracker.html" title="class in org.opencv.video">Tracker</a>&nbsp;__fromPtr__(long&nbsp;addr)</pre>
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<h4>getNativeObjAddr</h4>
<pre>public&nbsp;long&nbsp;getNativeObjAddr()</pre>
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<h4>init</h4>
<pre>public&nbsp;void&nbsp;init(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;image,
                 <a href="../../../org/opencv/core/Rect.html" title="class in org.opencv.core">Rect</a>&nbsp;boundingBox)</pre>
<div class="block">Initialize the tracker with a known bounding box that surrounded the target</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>image</code> - The initial frame</dd>
<dd><code>boundingBox</code> - The initial bounding box</dd>
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<h4>update</h4>
<pre>public&nbsp;boolean&nbsp;update(<a href="../../../org/opencv/core/Mat.html" title="class in org.opencv.core">Mat</a>&nbsp;image,
                      <a href="../../../org/opencv/core/Rect.html" title="class in org.opencv.core">Rect</a>&nbsp;boundingBox)</pre>
<div class="block">Update the tracker, find the new most likely bounding box for the target</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>image</code> - The current frame</dd>
<dd><code>boundingBox</code> - The bounding box that represent the new target location, if true was returned, not
     modified otherwise</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>True means that target was located and false means that tracker cannot locate target in
     current frame. Note, that latter *does not* imply that tracker has failed, maybe target is indeed
     missing from the frame (say, out of sight)</dd>
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<p class="legalCopy"><small>Generated on 2023-06-28 12:47:21 / OpenCV 4.8.0</small></p>
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