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First you must use last doc : your link becomes https://docs.opencv.org/master/d3/d14/tutorial_ximgproc_disparity_filtering.html. Why ? because in last documentation C++ and python function are given when you click on a link wls_filter = createDisparityWLSFilter(left_matcher);

If your opencv version is not 3.4 you should update it.

First you must use last doc : your link becomes https://docs.opencv.org/master/d3/d14/tutorial_ximgproc_disparity_filtering.html. Why ? because in last documentation C++ and python function are given when you click on a link

First you must use last doc : your link becomes https://docs.opencv.org/master/d3/d14/tutorial_ximgproc_disparity_filtering.html. Why ? because in last documentation C++ and python function are given when you click on a link :

wls_filter = createDisparityWLSFilter(left_matcher);

If your opencv version is not 3.4 you should update it.

First you must use last doc : your link becomes https://docs.opencv.org/master/d3/d14/tutorial_ximgproc_disparity_filtering.html. Why ? because in last documentation C++ and python function are given when you click on a link :

wls_filter = createDisparityWLSFilter(left_matcher);

you will get :

If your opencv version is not 3.4 you should update it.