CodeFormer is trained on a ResNet50 image model and could restore partially cropped faces, blurry images, and convert grayscale faces to color.
Original research was done by @sczhou @inproceedings{zhou2022codeformer, author = {Zhou, Shangchen and Chan, Kelvin C.K. and Li, Chongyi and Loy, Chen Change}, title = {Towards Robust Blind Face Restoration with Codebook Lookup TransFormer}, booktitle = {NeurIPS}, year = {2022} }