This is the data preprocessing code for paper A Well-aligned Dataset for Learning Image Signal Processing on Smartphones from a High-end Camera

[Yazhou Xing], [Changlin Li], [Xuaner Zhang], [Qifeng Chen]

In Siggraph Poster 2022. Demo Video | Project Page | Paper

Our alignment use pwcnet-pytorch(https://github.com/NVlabs/PWC-Net/tree/master/PyTorch) for flow refinement. Please follow the pwcnet-pytorch implementation at first.

$ pip install -r requirements.txt

$ python alignment_refine_sift.py
$ python alignment_refine_flow.py
$ python alignment_realign_sift.py