data augmentation - image augmentation - imgaug
https://github.com/aleju/imgaug
Image augmentation for machine learning experiments.
imgaug - Github
This python library helps you with augmenting images for your machine learning projects. It converts a set of input images into a new, much larger set of slightly altered images.
imgaug - Docs
https://imgaug.readthedocs.io/en/latest/
imgaug is a library for image augmentation in machine learning experiments. It supports a wide range of augmentation techniques, allows to easily combine these, has a simple yet powerful stochastic interface, can augment images and keypoints/landmarks on these and offers augmentation in background processes for improved performance.