Use texture Object to make cv::cuda::HoughSegmentDetectorImpl::detect() thread-safe #3185
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This PR fixes #3184 by using texture Object to make
cv::cuda::HoughSegmentDetectorImpl::detect()
thread-safe.This PR also includes unit test for probabilistic hough segment detector. Previously, there was no unit test for this function.
Also note that, this solution is only thread-safe for
CV_CUDEV_ARCH>=300
. This is the same solution as existing code for canny algorithm that is already part ofopencv_contrib
. See here : 6ca24c8Pull Request Readiness Checklist
Patch to opencv_extra has the same branch name.