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- #
- # Copyright (C) 2023, Inria
- # GRAPHDECO research group, https://team.inria.fr/graphdeco
- # All rights reserved.
- #
- # This software is free for non-commercial, research and evaluation use
- # under the terms of the LICENSE.md file.
- #
- # For inquiries contact george.drettakis@inria.fr
- #
- import torch
- def mse(img1, img2):
- return (((img1 - img2)) ** 2).view(img1.shape[0], -1).mean(1, keepdim=True)
- def psnr(img1, img2):
- mse = (((img1 - img2)) ** 2).view(img1.shape[0], -1).mean(1, keepdim=True)
- return 20 * torch.log10(1.0 / torch.sqrt(mse))
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