2023-07-05 10:22:16 +00:00
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#
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# Copyright (C) 2023, Inria
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# GRAPHDECO research group, https://team.inria.fr/graphdeco
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# All rights reserved.
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#
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# This software is free for non-commercial, research and evaluation use
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# under the terms of the LICENSE.md file.
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#
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# For inquiries contact george.drettakis@inria.fr
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#
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2023-07-04 08:00:48 +00:00
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import torch
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def mse(img1, img2):
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return (((img1 - img2)) ** 2).view(img1.shape[0], -1).mean(1, keepdim=True)
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def psnr(img1, img2):
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mse = (((img1 - img2)) ** 2).view(img1.shape[0], -1).mean(1, keepdim=True)
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return 20 * torch.log10(1.0 / torch.sqrt(mse))
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