https://bugs.kde.org/show_bug.cgi?id=426175
--- Comment #84 from caulier.gil...@gmail.com --- I respond to myself: This is the right syntax: export OPENCV_OPENCL_DEVICE=:CPU: See comment from this OpenCV issue: https://github.com/opencv/opencv/issues/8275 Gilles -- You are receiving this mail because: You are watching all bug changes.