OpenCV maintains two active development branches: the previous stable 4.x branch and 5.x branch (now also stable) where most of the latest functionality will be put to. Many improvements — performance ...

blur Blurs specified rectangular or polygonal areas of an image using OpenCV. Can also invert the provided areas e.g. to blur background. "Blur the area from (150, 100) to (250, 200) with a blur ...