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cffextractor-awl.py
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cffextractor-awl.py
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import torch
import numpy as np
import cv2
import sys
import os
import shutil
from torch.utils.data import DataLoader
import torch.nn.functional as F
import torchvision
import torch.distributed as dist
from dataset import AdaptiveDFDataset2,CelebDFAdaptiveDFDataset
from torchsummary import summary
from net import TripletNet, SimpleNet
from torch import nn, optim
import net_conf as config
from torchvision import models
from tqdm import tqdm
import net
import random
from strong_transform import augmentation, trans
from prefetch_generator import BackgroundGenerator
from sklearn.metrics import roc_auc_score
import segmentation_models_pytorch as smp
print(sys.argv)
stdout_backup = sys.stdout
# define the log file that receives your log info
para=sys.argv[3]+sys.argv[4]+sys.argv[5]+sys.argv[6]
log_file = open("logs/awl-"+sys.argv[0][:-3]+para+"c23_message-0.log", "w")
# redirect print output to log file
sys.stdout = log_file
# gpu = sys.argv[1]
jsonpath = sys.argv[1]
ckptname = jsonpath.split('/')[-1][:-5]
print(ckptname)
a = float(sys.argv[2])
b = float(sys.argv[3])
c = float(sys.argv[4])
d = float(sys.argv[5])
class AutomaticWeightedLoss(nn.Module):
def __init__(self, num=2):
super(AutomaticWeightedLoss, self).__init__()
params = torch.ones(num, requires_grad=True)
self.params = torch.nn.Parameter(params)
def forward(self, *x):
loss_sum = 0
for i, loss in enumerate(x):
loss_sum += 0.5 / (self.params[i] ** 2) * loss + torch.log(1 + self.params[i] ** 2)
return loss_sum
class DataLoaderX(DataLoader):
def __iter__(self):
return BackgroundGenerator(super().__iter__())
class data_prefetcher():
def __init__(self, loader):
self.loader = iter(loader)
# self.stream = torch.cuda.Stream()
self.preload()
def preload(self):
try:
self.next_data = next(self.loader)
print(self.next_data)
except StopIteration:
self.next_data = None
return
def next(self):
# torch.cuda.current_stream().wait_stream(self.stream)
if self.next_data is not None:
data, label = self.next_data
self.preload()
return data, label
else:
return None, None
def save_checkpoint(path, state_dict, epoch=0, arch="", acc1=0):
filedir = os.path.dirname(path)
if not os.path.exists(filedir):
os.makedirs(filedir)
new_state_dict = {}
for k, v in state_dict.items():
if k.startswith("module."):
k = k[7:]
if torch.is_tensor(v):
v = v.cpu()
new_state_dict[k] = v
torch.save({
"epoch": epoch,
"arch": arch,
"acc1": acc1,
"state_dict": new_state_dict,
}, path)
def load_model(model, path):
ckpt = torch.load(path, map_location="cpu")
# print(ckpt)
start_epoch = ckpt.get("epoch", 0)
best_acc = ckpt.get("acc1", 0.0)
model.load_state_dict(ckpt["state_dict"])
return model
def buildmodel():
aux_params = dict(
pooling='avg', # one of 'avg', 'max'
dropout=0.5, # dropout ratio, default is None
activation='sigmoid', # activation function, default is None
)
unet = smp.Unet(
# choose encoder, e.g. mobilenet_v2 or efficientnet-b7
encoder_name="efficientnet-b0",
# use `imagenet` pretrained weights for encoder initialization
encoder_weights="imagenet",
classes=1,
activation='sigmoid',
aux_params=aux_params
)
return unet
def generatelabel(catelabel):
label = torch.ones(catelabel.shape)
index = torch.argmax(catelabel, dim=1)
for i in range(label.shape[0]):
label[i][index[i]]=0
return label.cuda()
def generatedislabel(catelabel):
labels = []
for i in range(catelabel.shape[0]):
if catelabel[i] == 0:
l = [1, 0, 0, 0]
if catelabel[i] == 1:
l = [0, 1, 0, 0]
if catelabel[i] == 2:
l = [0, 0, 1, 0]
if catelabel[i] == 3:
l = [0, 0, 0, 1]
labels.append(l)
labels = torch.tensor(labels)
return labels.cuda()
def processlist(anchorlist):
anchorimg, label, maskimg, catelabel = anchorlist
anchorimg = anchorimg.cuda(non_blocking=True)
label = label.cuda(non_blocking=True)
maskimg = maskimg.cuda(non_blocking=True)
catelabel = catelabel.cuda(non_blocking=True)
return anchorimg, label, maskimg, catelabel
def calcLoss(a, df, f2f, fs, nt, label):
loss = 0
# label = torch.argmax(label, dim=-1)
for i in range(label.shape[0]):
if label[i] == 0:
l = nn.MSELoss()(a[i], df[i])
elif label[i] == 1:
l = nn.MSELoss()(a[i], f2f[i])
elif label[i]==2:
l=nn.MSELoss()(a[i],fs[i])
elif label[i] == 3:
l = nn.MSELoss()(a[i], nt[i])
loss += l
return loss/label.shape[0]
def generatorloss(catepred,catelabel):
index = torch.argmax(catelabel, dim=-1)
label = torch.zeros(catelabel.shape)
ls=[]
criterion=nn.BCELoss()
for i in range(label.shape[0]):
l=[0,1,2,3]
print(index[i])
l=list(set(l)-set([index[i].item()]))
ls.append(l)
ls=torch.tensor(ls)
print(ls)
label1 = torch.zeros(catelabel.shape)
for i in range(label1.shape[0]):
label1[i,ls[i,0]]=1
label2 = torch.zeros(catelabel.shape)
for i in range(label2.shape[0]):
label2[i,ls[i,1]]=1
label3 = torch.zeros(catelabel.shape)
for i in range(label3.shape[0]):
label3[i,ls[i,2]]=1
loss=criterion
return label.cuda()
unet1 = buildmodel().cuda()
unet2 = buildmodel().cuda()
unet3 = buildmodel().cuda()
unet4 = buildmodel().cuda()
gunet = buildmodel()
modelpaths = 'saved_models/bestmodel/c23best10/'
modellist = os.listdir(modelpaths)
modellist.sort()
dfunet = load_model(unet1, modelpaths+modellist[0])
f2funet = load_model(unet2, modelpaths+modellist[1])
fsunet = load_model(unet3, modelpaths+modellist[2])
ntunet = load_model(unet4, modelpaths+modellist[3])
print('load model finish')
modelname = gunet.name
gunet = gunet.cuda()
gunet = nn.DataParallel(gunet)
disnet = net.Discrimintor2().cuda()
criterion = smp.utils.losses.DiceLoss()
criterion2 = nn.BCELoss()
bloss = nn.BCELoss()
awl=AutomaticWeightedLoss(4)
gunet_optimizer = optim.Adam([
{'params': gunet.parameters()},
{'params': awl.parameters()}
], lr=1e-5, weight_decay= 1e-6)
disnet_optimizer = optim.Adam(disnet.parameters(), 1e-5, weight_decay=1e-6)
scheduler = optim.lr_scheduler.StepLR(gunet_optimizer, step_size=1, gamma=0.2)
train_dataset = AdaptiveDFDataset2(
config.data_path, 'train', trans=trans, augment=augmentation, jsonpath=jsonpath, exceptdata=None)
validate_dataset1 = AdaptiveDFDataset2(
config.data_path, 'test', trans=trans, augment=augmentation, jsonpath=jsonpath, exceptdata=None)
validate_dataset2 = CelebDFAdaptiveDFDataset(
config.data_path, 'test', trans=trans, augment=augmentation, jsonpath='json/celebdf.json')
validate_dataset3 = CelebDFAdaptiveDFDataset(
config.data_path, 'test', trans=trans, augment=augmentation, jsonpath='json/dfdc.json')
train_loader = DataLoaderX(train_dataset, batch_size=25,
num_workers=config.workers, pin_memory=True)
validate_loader = DataLoaderX(
validate_dataset1, batch_size=25, num_workers=config.workers, pin_memory=True)
validate_loader2 = DataLoaderX(
validate_dataset2, batch_size=25, num_workers=config.workers, pin_memory=True)
validate_loader3 = DataLoaderX(
validate_dataset3, batch_size=25, num_workers=config.workers, pin_memory=True)
epochs=10
best_loss = 100
best_epoch = 0
best_model = None
start_epoch = 0
for epoch in range(epochs):
gunet.train()
dfunet.eval()
f2funet.eval()
fsunet.eval()
ntunet.eval()
disnet.train()
train_loss = []
train_acc = []
train_auc = []
labels=[]
preds=[]
with tqdm(train_loader, desc='Batch') as bar:
count = 0
for bi, batch in enumerate(bar):
anchorimg, label, maskimg, catelabel = batch
anchorimg = anchorimg.cuda(non_blocking=True)
label = label.cuda(non_blocking=True)
maskimg = maskimg.cuda(non_blocking=True)
catelabel = catelabel.cuda(non_blocking=True)
afeature, anchor, pred = gunet(anchorimg)
dfafeature, dfanchor, dfpred = dfunet(anchorimg)
f2fafeature, f2fanchor, f2fpred = f2funet(anchorimg)
fsafeature, fsanchor, fspred = fsunet(anchorimg)
ntafeature, ntanchor, ntpred = ntunet(anchorimg)
disnet_optimizer.zero_grad()
catepred = disnet(afeature)
cateloss = nn.CrossEntropyLoss()(catepred.float(), catelabel.long())
cateloss.backward(retain_graph=True)
disnet_optimizer.step()
gunet_optimizer.zero_grad()
predictloss = criterion2(pred, label)
maskloss = criterion(anchor, maskimg)
catepred = disnet(afeature)
gcateloss = generatorloss(catepred.float(), catelabel.float().cuda())
mseloss = calcLoss(afeature, dfafeature, f2fafeature,
fsafeature, ntafeature, catelabel)
# loss = a * predictloss + b * maskloss + c * mseloss + d * gcateloss
loss = awl(predictloss,maskloss,gcateloss,mseloss)
loss.backward()
gunet_optimizer.step()
pred=pred.detach().cpu()
label=label.cpu()
labels.append(label)
preds.append(pred)
try:
auc = roc_auc_score(label, pred)
except:
auc = 0.5
out = torch.argmax(pred.data, 1)
label = torch.argmax(label.data, 1)
batch_acc = torch.sum(out == label).item() / len(out)
batch_loss = loss.item()
bar.set_postfix(
cateloss=cateloss.item(),
gcateloss=gcateloss.item(),
maskloss=maskloss.item(),
mseloss=mseloss.item(),
predictloss=predictloss.item(),
batch_loss=batch_loss,
batch_acc=batch_acc,
auc=auc
)
train_loss.append(batch_loss)
train_acc.append(batch_acc)
train_auc.append(auc)
labels=torch.cat(labels,dim=0)
preds=torch.cat(preds,dim=0)
epoch_auc=roc_auc_score(labels, preds)
print(awl.parameters())
epoch_loss = np.mean(train_loss)
epoch_acc = np.mean(train_acc)
print(epoch, "Train Epoch Loss:", epoch_loss, "Train Epoch Acc:",
epoch_acc, "Train Epoch Auc:", epoch_auc)
torch.cuda.empty_cache()
for b, batch in enumerate(awl.parameters()):
print(b,batch)
gunet.eval()
val_loss = []
val_acc = []
val_auc = []
labels=[]
preds=[]
best_loss = 100
with tqdm(validate_loader, desc='Batch') as bar:
for b, batch in enumerate(bar):
anchorimg, label, maskimg, catelabel = batch
anchorimg = anchorimg.cuda(non_blocking=True)
label = label.cuda(non_blocking=True)
afeature, anchor, pred = gunet(anchorimg)
predictloss = criterion2(pred, label)
pred=pred.detach().cpu()
label=label.cpu()
try:
auc = roc_auc_score(label, pred)
except:
auc = 0.5
labels.append(label)
preds.append(pred)
out = torch.argmax(pred.data, 1)
label = torch.argmax(label.data, 1)
batch_acc = torch.sum(out == label).item() / len(out)
loss = predictloss
batch_loss = loss.item()
bar.set_postfix(
batch_loss=batch_loss,
predictloss=predictloss.item(),
batch_acc=batch_acc,
auc=auc
)
val_loss.append(batch_loss)
val_acc.append(batch_acc)
val_auc.append(auc)
labels=torch.cat(labels,dim=0)
preds=torch.cat(preds,dim=0)
epoch_auc=roc_auc_score(labels, preds)
epoch_loss = np.mean(val_loss)
epoch_acc = np.mean(val_acc)
print(epoch, "FF++ Val Epoch Loss:", epoch_loss, "Val Epoch Acc:",
epoch_acc, "Val Epoch Auc:", epoch_auc)
torch.cuda.empty_cache()
val_loss = []
val_acc = []
val_auc = []
labels=[]
preds=[]
best_loss = 100
with tqdm(validate_loader2, desc='Batch') as bar:
for b, batch in enumerate(bar):
# anchorimg, label, maskimg, catelabel = batch
anchorimg, label = batch
anchorimg = anchorimg.cuda(non_blocking=True)
label = label.cuda(non_blocking=True)
afeature, anchor, pred = gunet(anchorimg)
predictloss = criterion2(pred, label)
pred=pred.detach().cpu()
label=label.cpu()
try:
auc = roc_auc_score(label, pred)
except:
auc = 0.5
labels.append(label)
preds.append(pred)
out = torch.argmax(pred.data, 1)
label = torch.argmax(label.data, 1)
batch_acc = torch.sum(out == label).item() / len(out)
loss = predictloss
batch_loss = loss.item()
bar.set_postfix(
batch_loss=batch_loss,
predictloss=predictloss.item(),
batch_acc=batch_acc,
auc=auc
)
val_loss.append(batch_loss)
val_acc.append(batch_acc)
val_auc.append(auc)
labels=torch.cat(labels,dim=0)
preds=torch.cat(preds,dim=0)
epoch_auc=roc_auc_score(labels, preds)
epoch_loss = np.mean(val_loss)
epoch_acc = np.mean(val_acc)
print(epoch, "CelebDF Val Epoch Loss2:", epoch_loss, "Val Epoch Acc2:",
epoch_acc, "Val Epoch Auc2:", epoch_auc)
val_loss = []
val_acc = []
val_auc = []
labels=[]
preds=[]
best_loss = 100
with tqdm(validate_loader3, desc='Batch') as bar:
for b, batch in enumerate(bar):
# anchorimg, label, maskimg, catelabel = batch
anchorimg, label = batch
anchorimg = anchorimg.cuda(non_blocking=True)
label = label.cuda(non_blocking=True)
afeature, anchor, pred = gunet(anchorimg)
predictloss = criterion2(pred, label)
pred=pred.detach().cpu()
label=label.cpu()
try:
auc = roc_auc_score(label, pred)
except:
auc = 0.5
labels.append(label)
preds.append(pred)
out = torch.argmax(pred.data, 1)
label = torch.argmax(label.data, 1)
batch_acc = torch.sum(out == label).item() / len(out)
loss = predictloss
batch_loss = loss.item()
bar.set_postfix(
batch_loss=batch_loss,
predictloss=predictloss.item(),
batch_acc=batch_acc,
auc=auc
)
val_loss.append(batch_loss)
val_acc.append(batch_acc)
val_auc.append(auc)
labels=torch.cat(labels,dim=0)
preds=torch.cat(preds,dim=0)
epoch_auc=roc_auc_score(labels, preds)
epoch_loss = np.mean(val_loss)
epoch_acc = np.mean(val_acc)
print(epoch, "DFDC Val Epoch Loss2:", epoch_loss, "Val Epoch Acc2:",
epoch_acc, "Val Epoch Auc2:", epoch_auc)
log_file.close()