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train_ccdc.py
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train_ccdc.py
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import sys
import os
from optparse import OptionParser
import numpy as np
from PIL import Image
import torch
import torch.backends.cudnn as cudnn
import torch.nn as nn
import torch.nn.functional as F
from torch.autograd import Variable
from torch import optim
import time
# import cPickle as pickle
# import pickle as pk
import math
from torch.utils.data import Dataset, DataLoader
from torchvision import transforms, utils
import random
import cv2
sys.path.insert(0, './ref_utils/')
sys.path.insert(0, './Model/')
from Model import Crossnetpp_Original, ColorNet0, ColorNet1, ColorNet2
from Model import Discriminator
from VimeoDataset_Original import VimeoDataset
from MpiiDataset import MpiiDataset
import matplotlib.pyplot as plt
import CustomLoss
from sift_extractor import SiftExtractor
from skimage.measure import compare_ssim
def psnr(img1, img2):
mse = np.mean((img1 - img2) ** 2)
if mse == 0:
return 100
PIXEL_MAX = 1.0
if mse > 1000:
return -100
return 20 * math.log10(PIXEL_MAX / math.sqrt(mse))
# def gen_flow_label(sift_extractor, buff, flow):
# input_img1_HR = np.array(buff['input_img1_HR'] * 255, dtype=np.uint8)
# input_img2_HR = np.array(buff['input_img2_HR'] * 255, dtype=np.uint8)
#
# flow_label = flow.detach().cpu().numpy().copy()
# B, C, H, W = input_img1_HR.shape
# for b in range(B):
#
# img1 = input_img1_HR[b].transpose(1, 2, 0)
# img2 = input_img2_HR[b].transpose(1, 2, 0)
# lm1, lm2 = sift_extractor.get_matched_landmark(img1, img2)
# if lm1 is None and lm2 is None:
# continue
#
# disparity = lm2 - lm1
# for idx in range(disparity.shape[0]):
# # print (flow_label[b,:,lm1[idx,1],lm1[idx,0]],disparity[idx,:])
# flow_label[b, :, lm1[idx, 1], lm1[idx, 0]] = disparity[idx, :]
#
# return torch.from_numpy(flow_label)
def save_img(buff, warp_img2_HR, fine_img1_SR, file_dir):
# print(file_dir)
if not os.path.exists(file_dir):
os.makedirs(file_dir)
keys = buff.keys()
for key in keys:
# if key == 'input_LR' or key == 'input_HR':
# continue
img = Image.fromarray(np.array(buff[key].numpy()[0].transpose(1, 2, 0) * 255, dtype=np.uint8))
img.save(file_dir + key + '.png')
warp_img2_HR = np.clip(warp_img2_HR.cpu().numpy(), 0.0, 1.0)
img = Image.fromarray(np.array(warp_img2_HR[0].transpose(1, 2, 0) * 255, dtype=np.uint8))
img.save(file_dir + 'warp_img2_HR.png')
sr_img = np.clip(fine_img1_SR.cpu().numpy(), 0.0, 1.0)
img = Image.fromarray(np.array(sr_img[0].transpose(1, 2, 0) * 255, dtype=np.uint8))
img.save(file_dir + 'sr.png')
def eval(net, testloader, len_testset, config, iter_count = 0):
net.eval()
sum_psnr = 0.0
sum_ssim = 0.0
time_start = time.time()
print('---------start eval--------')
print(len_testset, len(testloader))
for iter_, data in enumerate(testloader):
# if iter_ >= 10:
# continue
buff, seqid = data
# print(seqid[0].strip().split('/')[-2])
label_img = buff['input_img2_HR'].numpy()
# input_img2_Gray = buff['input_img2_Gray'].numpy()
with torch.no_grad():
# YAPING
# warp_img2_HR, fine_img1_SR = net(buff, vimeo=True, require_flow=False)
# ZYH
# fine_img1_SR, warp_img1_Gray = net(buff, require_flow=False)
fine_img1_SR = net(buff, require_flow=False)
# print warp_img2_HR.size()
# print fine_img1_SR.size()
# print label_img.shape
# save_img(buff, torch.zeros_like(fine_img1_SR), fine_img1_SR, './%s/%04d/%s/' % (config['img_save_path'], iter_count, seqid[0].strip().split('/')[-2]))
fine_img1_SR = fine_img1_SR.cpu().numpy()
for i in range(label_img.shape[0]):
sum_psnr += psnr(fine_img1_SR[i], label_img[i])
ssim_ = compare_ssim(cv2.cvtColor(np.array(fine_img1_SR[i] * 255.0, dtype=np.uint8).transpose(1, 2, 0),
cv2.COLOR_BGR2GRAY),
cv2.cvtColor(np.array(label_img[i] * 255.0, dtype=np.uint8).transpose(1, 2, 0),
cv2.COLOR_BGR2GRAY))
sum_ssim += ssim_
time_cost = time.time() - time_start
res_psnr = sum_psnr / len_testset
res_ssim = sum_ssim / len_testset
time_cost = time.time() - time_start
if res_psnr > config['best_eval']:
config['best_eval'] = res_psnr
print('------PSNR: %.2f, SSIM: %.4f, so far the best is: %.2f, time: %.2f--------' % (
res_psnr, res_ssim, config['best_eval'], time_cost))
def train_net(net, gpu=False, config={}):
dataset_train = config['dataset_train']
dataset_test = config['dataset_test']
discriminator = config['discriminator']
len_testset = len(dataset_test)
trainloader = DataLoader(dataset_train, batch_size=config['batch_size'], shuffle=True, num_workers=6)
testloader = DataLoader(dataset_test, batch_size=config['batch_size'], shuffle=False, num_workers=6)
print('trainset: %d, trainloder:%d ' % (len(dataset_train), len(trainloader)))
print('testset: %d, testloder:%d ' % (len(dataset_test), len(testloader)))
print('Starting training...')
if config['optim'] == 'SGD':
optimizer = optim.SGD(net.parameters(), lr=config['lr'], momentum=0.9, weight_decay=0.0005)
elif config['optim'] == 'Adam':
optimizer = optim.Adam(net.parameters(), lr=config['lr'], weight_decay=0.00005)
if discriminator is not None:
criterionBCE = nn.BCEWithLogitsLoss(size_average=True)
optimizer_D = optim.Adam(discriminator.parameters(), lr=config['lr'], weight_decay=0.00005)
if config['loss'] == 'EuclideanLoss':
criterion = CustomLoss.EuclideanLoss()
elif config['loss'] == 'CharbonnierLoss':
criterion = CustomLoss.CharbonnierLoss()
elif config['loss'] == 'MSELoss':
criterion = nn.MSELoss()
else:
print
'None loss type'
sys.exit(0)
sift_extractor = config['sift_extractor']
criterion_warp = CustomLoss.EuclideanLoss()
# loss_count = np.zeros(2, dtype=np.float32)
loss_count = np.zeros(1, dtype=np.float32)
time_start = time.time()
iter_count = config['checkpoint']
net.train()
for epoch in range(config['epoch'], 5000):
for iter_, buff in enumerate(trainloader):
label_img = buff['input_img2_HR']
# input_img2_Gray = buff['input_img2_Gray']
if gpu:
label_img = label_img.cuda()
# input_img2_Gray = input_img2_Gray.cuda()
# print (label_img.size())
# fine_img1_SR, warp_img1_Gray = net(buff, require_flow=True)
fine_img1_SR = net(buff, require_flow=True)
# warp_img2_HR, fine_img1_SR, flow_s1_12_1 = net(buff, vimeo=True, require_flow=True)
# flow_label = gen_flow_label(sift_extractor, buff, flow_s1_12_1)
# if gpu:
# flow_label = flow_label.cuda()
# loss_1 = criterion_warp(warp_img1_RGB, label_img)
# loss_2 = criterion_warp(flow_s1_12_1, flow_label)
loss_3 = criterion(fine_img1_SR, label_img)
# loss_count[0] += config['w1'] * loss_1.item()
# loss_count[1] += loss_2.item()
loss_count[0] += config['w2'] * loss_3.item()
loss_d_display = 0.0
loss_g_display = 0.0
# GAN loss
# if discriminator is not None and iter_count % 2 == 0:
#
# prediction_fake = discriminator(fine_img1_SR.detach())
# prediction_real = discriminator(label_img)
#
# logits0 = Variable(torch.ones(prediction_fake.size()).cuda(), requires_grad=False)
# logits1 = Variable(torch.zeros(prediction_fake.size()).cuda(), requires_grad=False)
#
# # Fake samples
# loss_d_fake = criterionBCE(prediction_fake, logits0)
# # Real samples
# loss_d_real = criterionBCE(prediction_real, logits1)
#
# # Combined
# loss_d = (loss_d_real + loss_d_fake) * 0.5
# loss_d_display = loss_d.item()
# # Backprop and update
# optimizer_D.zero_grad()
# loss_d.backward()
# optimizer_D.step()
#
# else:
#
# prediction_fake = discriminator(fine_img1_SR)
# logits1 = Variable(torch.zeros(prediction_fake.size()).cuda(), requires_grad=False)
#
# loss_g = criterionBCE(prediction_fake, logits1)
# loss_g_display = loss_g.item()
# w_gan = 0.0001
# # print
loss = config['w2'] * loss_3
optimizer.zero_grad()
loss.backward()
optimizer.step()
if (iter_count + 1) % config['snapshot'] == 0:
if not os.path.exists(config['checkpoints_dir']):
os.makedirs(config['checkpoints_dir'])
torch.save(net.state_dict(),
config['checkpoints_dir'] + 'CP{}.pth'.format(iter_count + 1))
if discriminator is not None:
torch.save(discriminator.state_dict(),
config['checkpoints_dir'] + 'D_CP{}.pth'.format(iter_count + 1))
print('Checkpoint {} saved !'.format(iter_count + 1))
eval(net, testloader, len_testset, config, (iter_count + 1) // config['snapshot'])
if (iter_count + 1) % config['display'] == 0:
time_end = time.time()
time_cost = time_end - time_start
# ------------------------------------------------
pre_npy_2 = fine_img1_SR.data.cpu().numpy()
label_img_npy = label_img.data.cpu().numpy()
psnr_2 = 0
for i in range(pre_npy_2.shape[0]):
# psnr_1 += psnr(pre_npy_1[i],label_img_npy[i]) / pre_npy_1.shape[0]
psnr_2 += psnr(pre_npy_2[i], label_img_npy[i]) / pre_npy_2.shape[0]
loss_count = loss_count / config['display']
print(
'iter:%d time: %.2fs / %diters lr: %.8f LossColor: %.3f psnr: %.2f' % (
iter_count + 1, time_cost, config['display'], config['lr'], loss_count[0], psnr_2))
loss_count[:] = 0
time_start = time.time()
if (iter_count + 1) % config['step_size'] == 0:
config['lr'] = config['lr'] * config['gamma']
if config['optim'] == 'SGD':
optimizer = optim.SGD(net.parameters(), lr=config['lr'] * config['gamma'], momentum=0.9,
weight_decay=0.0005)
elif config['optim'] == 'Adam':
optimizer = optim.Adam(net.parameters(), lr=config['lr'], weight_decay=0.00005)
if discriminator is not None:
optimizer_D = optim.Adam(discriminator.parameters(), lr=config['lr'], weight_decay=0.00005)
iter_count += 1
def get_args():
parser = OptionParser()
parser.add_option('--batch_size', dest='batch_size', default=4,
type='int', help='batch size')
parser.add_option('--lr', dest='lr', default=0.0001,
type='float', help='learning rate')
parser.add_option('--gpu', action='store_true', dest='gpu',
default=True, help='use cuda')
parser.add_option('--checkpoint_file', dest='load',
default=False, help='load file model')
parser.add_option('--discriminator_file', dest='discriminator_file',
default=None, help='load discriminator checkpoint file')
parser.add_option('--checkpoint', dest='checkpoint', default=0, type='int', help='snapshot')
parser.add_option('--epoch', dest='epoch', default=0, type='int', help='Interrupted epoch')
parser.add_option('-s', '--scale', dest='scale', type='float',
default=8, help='downscaling factor of LR')
parser.add_option('--loss', dest='loss', default='EuclideanLoss', help='loss type')
parser.add_option('--dataset', dest='dataset', default='Vimeo', help='dataset type')
parser.add_option('--gamma', dest='gamma', type='float', default=0.2, help='lr decay')
parser.add_option('--step_size', dest='step_size', type='float', default=60000, help='step_size')
parser.add_option('--max_iter', dest='max_iter', default=1000000, type='int', help='max_iter')
parser.add_option('--checkpoints_dir', dest='checkpoints_dir', default='./checkpoints/', help='checkpoints_dir')
parser.add_option('--snapshot', dest='snapshot', default=5000, type='float', help='snapshot')
parser.add_option('--display', dest='display', default=10, type='float', help='display')
parser.add_option('--optim', dest='optim', default='SGD', help='optimizer type')
parser.add_option('--pretrained', dest='pretrained', type='int', default=0, help='optimizer type')
parser.add_option('--mode', dest='mode', default='train', help='test_file')
parser.add_option('--test_file', dest='test_file', default='sep_testlist.txt', help='train or test')
parser.add_option('--w1', dest='w1', default=1.0, type='float', help='coarse weight')
parser.add_option('--w2', dest='w2', default=1.0, type='float', help='fine weight')
parser.add_option('--gpu_id', dest='gpu_id', default=0, type='int', help='gpu_id')
parser.add_option('--frame_num', dest='frame_num', default=7, type='int', help='frames number')
parser.add_option('--with_GAN_loss', dest='with_GAN_loss', default=0, type='int', help='use GAN loss')
parser.add_option('--img_save_path', dest='img_save_path', default=None, help='save path for evaluation img')
parser.add_option('--net_type', dest='net_type', default=None, help='choose the network model')
(options, args) = parser.parse_args()
return options
if __name__ == '__main__':
args = get_args()
if args.gpu_id != 0:
print('gpuid', args.gpu_id)
torch.cuda.set_device(args.gpu_id)
net_type = args.net_type
if net_type == 'original':
net = Crossnetpp_Original()
elif net_type == 'colornet0':
net = ColorNet0()
elif net_type == 'colornet1':
net = ColorNet1()
elif net_type == 'colornet2':
net = ColorNet2()
dataset_name = args.dataset
scale = args.scale
frame_num = args.frame_num
if dataset_name == 'demo':
data_path_corrupted = './dataset/corrupted/'
data_path_SISR = './dataset/SISR/'
data_path_clean = './dataset/clean/'
train_list_file = './dataset/trainlist.txt'
test_list_file = './dataset/testlist.txt'
# composed = transforms.Compose([transforms.RandomCrop((128,128)),transforms.ToTensor()])
composed = transforms.Compose([transforms.ToTensor()])
dataset_train = VimeoDataset(data_path_corrupted, data_path_clean, data_path_SISR, train_list_file,
frame_num=frame_num, transform=composed)
dataset_test = VimeoDataset(data_path_corrupted, data_path_clean, data_path_SISR, test_list_file,
frame_num=frame_num, transform=composed, is_train=False,
require_seqid=True)
if dataset_name == 'Vimeo':
data_path_corrupted = './dataset/vimeo_septuplet/sequences_blur/'
data_path_MDSR = './dataset/vimeo_septuplet/sequences_upsampled_MDSR/'
data_path_clean = './dataset/vimeo_septuplet/sequences/'
train_list_file = './dataset/vimeo_septuplet/sep_trainlist.txt'
test_list_file = './dataset/vimeo_septuplet/' + args.test_file
# composed = transforms.Compose([transforms.RandomCrop((128,128)),transforms.ToTensor()])
composed = transforms.Compose([transforms.ToTensor()])
dataset_train = VimeoDataset(data_path_corrupted, data_path_clean, data_path_MDSR, train_list_file,
frame_num=frame_num, transform=composed)
dataset_test = VimeoDataset(data_path_corrupted, data_path_clean, data_path_MDSR, test_list_file,
frame_num=frame_num, transform=composed, is_train=False,
require_seqid=True)
if dataset_name == 'MPII':
data_path_corrupted = './dataset/MPII_1_640_448/LR_4x/'
data_path_MDSR = './dataset/MPII_1_640_448/LR_4x/'
data_path_clean = './dataset/MPII_1_640_448/HR/'
train_list_file = './dataset/MPII_1_640_448/MPII_1_640_448.txt'
test_list_file = './dataset/MPII_1_640_448/MPII_1_640_448.txt'
# composed = transforms.Compose([transforms.RandomCrop((128,128)),transforms.ToTensor()])
composed = transforms.Compose([transforms.ToTensor()])
dataset_train = MpiiDataset(data_path_corrupted, data_path_clean, data_path_MDSR, train_list_file,
frame_num=frame_num, transform=composed)
test_path_corrupted = './dataset/MPII_2_640_448/LR_4x/'
test_path_MDSR = './dataset/MPII_2_640_448/LR_4x/'
test_path_clean = './dataset/crossnet/MPII_2_640_448/HR/'
test_list_file = './dataset/MPII_2_640_448/MPII_2_640_448.txt'
dataset_test = MpiiDataset(test_path_corrupted, test_path_clean, test_path_MDSR, test_list_file,
frame_num=frame_num, transform=composed, is_train=True, require_seqid=True)
if dataset_name == 'DAVIS':
dataset_train = None
test_path_corrupted = './dataset/DAVIS_2017_and_2019_rigid/LR_4x/'
test_path_MDSR = './dataset/DAVIS_2017_and_2019_rigid/LR_4x/'
test_path_clean = './dataset/DAVIS_2017_and_2019_rigid/HR/'
test_list_file = './dataset/DAVIS_2017_and_2019_rigid/DAVIS_rigid.txt'
composed = transforms.Compose([transforms.ToTensor()])
dataset_test = MpiiDataset(test_path_corrupted, test_path_clean, test_path_MDSR, test_list_file,
min_window_size=3, transform=composed, is_train=False, require_seqid=True)
config = {}
config['dataset_train'] = dataset_train
config['dataset_test'] = dataset_test
config['snapshot'] = args.snapshot
config['display'] = args.display
config['lr'] = args.lr
config['batch_size'] = args.batch_size
config['step_size'] = args.step_size
config['gamma'] = args.gamma
config['checkpoints_dir'] = args.checkpoints_dir
config['loss'] = args.loss
config['checkpoint'] = args.checkpoint
config['epoch'] = args.epoch
config['optim'] = args.optim
config['w1'] = args.w1
config['w2'] = args.w2
config['best_eval'] = 0.0
config['sift_extractor'] = SiftExtractor()
config['discriminator'] = None
config['img_save_path'] = args.img_save_path
if args.with_GAN_loss == 1:
config['discriminator'] = Discriminator(input_size=(256, 448))
# if args.load:
# net.load_state_dict(torch.load(args.load))
# print('Model loaded from {}'.format(args.load))
#
# if config['discriminator'] is not None and args.discriminator_file is not None:
# config['discriminator'].load_state_dict(args.discriminator_file)
if args.gpu:
net.cuda()
if config['discriminator'] is not None:
config['discriminator'].cuda()
if args.mode == 'train':
if args.pretrained == 1:
MW_2stage_model = torch.load(args.load)
print('Model loaded from {}'.format(args.load))
cur_model = net.state_dict()
# print MW_2stage_model.keys()
# FlowNet_s1 = {'FlowNet_s1.' + k[21::]: v for k, v in MW_2stage_model.items() if
# 'FlowNet_s1.' + k[21::] in cur_model and k[0:21] == 'MWNet_coarse.FlowNet.'}
FlowNet_s2 = {'FlowNet_s2.' + k[19::]: v for k, v in MW_2stage_model.items() if
'FlowNet_s2.' + k[19::] in cur_model and k[0:19] == 'MWNet_fine.FlowNet.'}
encoder_decoder = {k[11::]: v for k, v in MW_2stage_model.items() if k[11::] in cur_model}
same_param = {k: v for k, v in MW_2stage_model.items() if k in cur_model}
# print FlowNet_s1.keys(),FlowNet_s2.keys()
# print
# encoder_decoder
cur_model.update(encoder_decoder)
# cur_model.update(FlowNet_s1)
cur_model.update(FlowNet_s2)
cur_model.update(same_param)
net.load_state_dict(cur_model)
print
'finetuning...'
try:
train_net(net=net, gpu=args.gpu, config=config)
except KeyboardInterrupt:
torch.save(net.state_dict(), 'INTERRUPTED.pth')
print('Saved interrupt')
try:
sys.exit(0)
except SystemExit:
os._exit(0)
elif args.mode == 'test':
net.load_state_dict(torch.load(args.load))
print('Model loaded from {}'.format(args.load))
len_testset = len(dataset_test)
testloader = DataLoader(dataset_test, batch_size=config['batch_size'], shuffle=False, num_workers=6)
eval(net, testloader, len_testset, config)