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d40a0ff | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | import torch
from torchvision.utils import make_grid
import torchvision
import matplotlib.pyplot as plt
import cv2
def convert_color(img_path):
plt.figure()
img = cv2.imread(img_path, cv2.IMREAD_GRAYSCALE)
plt.imsave(img_path, img, cmap=plt.get_cmap('viridis'))
plt.close()
def save_tensor(tensor, path, pad_value=254.0,):
print('save_tensor', path)
tensor = tensor.to(torch.float).detach().cpu()
if tensor.type() == 'torch.BoolTensor':
tensor = tensor*255
if len(tensor.shape) == 3:
tensor = tensor.unsqueeze(1)
tensor = make_grid(tensor, pad_value=pad_value, normalize=False).permute(1, 2, 0).numpy().copy()
torchvision.utils.save_image(torch.tensor(tensor).permute(2, 0, 1), path)
convert_color(path)
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