This repository provides an example usage for MultiBandBlender class of OpenCV in Python which has a poor documentation by the date September 2021.
Ran on Python 3.8.8 with OpenCV 4.5.3
Find documentation for MultiBandBlender.
Find article introducing the underlying algorithm. A Multiresolution Spline With Application to Image Mosaics (1983) by Peter J. Burt , Edward H. Adelson.