forked from zzr-idam/4KDehazing
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Train.py
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Train.py
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import os
import torch
import network
import dataset
import argparse
import numpy as np
from tqdm import tqdm
from torch import nn, optim
from torch.nn import functional as F
from torchvision.utils import save_image
from kornia.filters import laplacian
#os.environ['CUDA_VISIBLE_DEVICES'] = '0,1'
def train(args):
#device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
model = network.B_transformer()
#model = nn.DataParallel(model, device_ids=[0, 1, 2])
model = model.cuda()
optimizer = optim.Adam(model.parameters(), lr=args.lr, betas=(0.9, 0.999))
mse = nn.L1Loss().cuda()
content_folder1 = 'haze'
information_folder = 'gt'
train_loader = dataset.style_loader(content_folder1, information_folder, args.size, 16)
num_batch = len(train_loader)
for epoch in range(args.epoch):
for idx, batch in tqdm(enumerate(train_loader), total=num_batch):
total_iter = epoch*num_batch + idx
content = batch[0].float().cuda()
information = batch[1].float().cuda()
optimizer.zero_grad()
#content = torch.exp(content)
output = model(content)
total_loss = mse(output , information)
total_loss.backward()
optimizer.step()
if np.mod(total_iter+1, 1) == 0:
print('{}, Epoch:{} Iter:{} total loss: {}'.format(args.save_dir, epoch, total_iter, total_loss.item()))
if not os.path.exists(args.save_dir+'/image'):
os.mkdir(args.save_dir+'/image')
if epoch % 20 ==0:
#content = torch.log(content)
#output = torch.log(output)
out_image = torch.cat([content[0:3], output[0:3], information[0:3]], dim=0)
save_image(out_image, args.save_dir+'/image/iter{}_1.jpg'.format(total_iter+1))
torch.save(model.state_dict(), 'model' +'/our_deblur{}.pth'.format(epoch))
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument('--gpu_id', default=0, type=int)
parser.add_argument('--epoch', default=5000, type=int)
parser.add_argument('--size', default=512, type=int)
parser.add_argument('--batch_size', default=8, type=int)
parser.add_argument('--lr', default=0.001, type=float)
parser.add_argument('--save_dir', default='result', type=str)
args = parser.parse_args()
if not os.path.exists(args.save_dir):
os.mkdir(args.save_dir)
train(args)