diff --git a/modules/features2d/include/opencv2/features2d/features2d.hpp b/modules/features2d/include/opencv2/features2d/features2d.hpp index 30ac40ec0..16d7e80ba 100644 --- a/modules/features2d/include/opencv2/features2d/features2d.hpp +++ b/modules/features2d/include/opencv2/features2d/features2d.hpp @@ -1919,7 +1919,7 @@ protected: * - if you know the integral image, use setIntegralImage so that it is not recomputed. This calls * setStepSize automatically */ -class OrbDescriptorExtractor : public cv::DescriptorExtractor +class CV_EXPORTS OrbDescriptorExtractor : public cv::DescriptorExtractor { public: /** default constructor