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Merge pull request #27389 from MaximSmolskiy:add_HoughCirclesWithAccumulator_binding
Add HoughCirclesWithAccumulator binding #27389 ### Pull Request Readiness Checklist Fix #27377 See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [x] There is a reference to the original bug report and related work - [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [x] The feature is well documented and sample code can be built with the project CMake
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@@ -79,6 +79,20 @@ class houghcircles_test(NewOpenCVTests):
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self.assertGreater(float(matches_counter) / len(testCircles), .5)
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self.assertLess(float(len(circles) - matches_counter) / len(circles), .75)
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circles_acc = cv.HoughCirclesWithAccumulator(
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image=img,
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method=cv.HOUGH_GRADIENT,
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dp=1,
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minDist=10,
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circles=np.array([]),
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param1=150,
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param2=45,
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minRadius=1,
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maxRadius=30)
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self.assertEqual(circles_acc.shape, (1, 2, 4))
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self.assertEqual(circles_acc[0, 0, 3], 66.)
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self.assertEqual(circles_acc[0, 1, 3], 62.)
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def test_houghcircles_alt(self):
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@@ -127,5 +141,21 @@ class houghcircles_test(NewOpenCVTests):
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self.assertGreater(float(matches_counter) / len(testCircles), .5)
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self.assertLess(float(len(circles) - matches_counter) / len(circles), .75)
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circles_acc = cv.HoughCirclesWithAccumulator(
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image=img,
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method=cv.HOUGH_GRADIENT_ALT,
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dp=1,
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minDist=10,
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circles=np.array([]),
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param1=300,
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param2=0.9,
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minRadius=13,
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maxRadius=15)
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self.assertEqual(circles_acc.shape, (1, 3, 4))
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self.assertEqual(circles_acc[0, 0, 3], 62.)
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self.assertEqual(circles_acc[0, 1, 3], 59.)
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self.assertEqual(circles_acc[0, 2, 3], 47.)
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if __name__ == '__main__':
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NewOpenCVTests.bootstrap()
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