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Fix MultiTracker.create() Java wrapper generation and add tests #3987

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Merged
merged 1 commit into from
Aug 24, 2025
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Fix MultiTracker.create() Java wrapper generation and add tests #3987

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2 changes: 1 addition & 1 deletion modules/tracking/include/opencv2/tracking/tracking_legacy.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -401,7 +401,7 @@ class CV_EXPORTS_W MultiTracker : public Algorithm
/**
* \brief Returns a pointer to a new instance of MultiTracker
*/
CV_WRAP static Ptr<MultiTracker> create();
CV_WRAP static Ptr<legacy::MultiTracker> create();

protected:
//!< storage for the tracker algorithms.
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19 changes: 19 additions & 0 deletions modules/tracking/misc/java/test/TrackerCreateLegacyTest.java
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Expand Up @@ -2,11 +2,15 @@

import org.opencv.core.Core;
import org.opencv.core.CvException;
import org.opencv.core.CvType;
import org.opencv.core.Mat;
import org.opencv.core.Rect2d;
import org.opencv.test.OpenCVTestCase;

import org.opencv.tracking.Tracking;
import org.opencv.tracking.legacy_Tracker;
import org.opencv.tracking.legacy_TrackerTLD;
import org.opencv.tracking.legacy_MultiTracker;

public class TrackerCreateLegacyTest extends OpenCVTestCase {

Expand All @@ -20,4 +24,19 @@ public void testCreateLegacyTrackerTLD() {
legacy_Tracker tracker = legacy_TrackerTLD.create();
}

public void testCreateLegacyMultiTracker() {
legacy_MultiTracker multiTracker = legacy_MultiTracker.create();
assert(multiTracker != null);
}

public void testAddLegacyMultiTracker() {
legacy_MultiTracker multiTracker = legacy_MultiTracker.create();
legacy_Tracker tracker = legacy_TrackerTLD.create();
Mat image = new Mat(100, 100, CvType.CV_8UC3);
Rect2d boundingBox = new Rect2d(10, 10, 50, 50);

boolean result = multiTracker.add(tracker, image, boundingBox);
assert(result);
}

}
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