def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = tqdm(total=len(dataloader), unit='image')
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
sr_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["name"]}.png')
imwrite(sr_img, save_img_path)
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
self.metric_results[name] += getattr(
metric_module, metric_type)(sr_img, gt_img, **opt_)
pbar.update(1)
pbar.set_description(f'Test {img_name}')
pbar.close()
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = ProgressBar(len(dataloader))
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
sr_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
# del self.lq
# del self.output
# torch.cuda.empty_cache()
# print(save_img, 'gggggggggggggggggggg')
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["name"]}.png')
mmcv.imwrite(sr_img, save_img_path)
# print('save to /home/wei/gy/EDVR/flow_save_160/offset.npy')
# np.save('/home/wei/gy/EDVR/flow_save_160/offset.npy', visual['flow'])
# np.save('/home/wei/gy/EDVR/flow_save_160/mask.npy', visual['mask'])
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
self.metric_results[name] += getattr(
metric_module, metric_type)(sr_img, gt_img, **opt_)
pbar.update(f'Test {img_name}')
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def enhance(self,
img,
has_aligned=False,
only_center_face=False,
paste_back=True):
self.face_helper.clean_all()
if has_aligned: # the inputs are already aligned
img = cv2.resize(img, (512, 512))
self.face_helper.cropped_faces = [img]
else:
self.face_helper.read_image(img)
# get face landmarks for each face
self.face_helper.get_face_landmarks_5(
only_center_face=only_center_face, eye_dist_threshold=5)
# eye_dist_threshold=5: skip faces whose eye distance is smaller than 5 pixels
# TODO: even with eye_dist_threshold, it will still introduce wrong detections and restorations.
# align and warp each face
self.face_helper.align_warp_face()
# face restoration
for cropped_face in self.face_helper.cropped_faces:
# prepare data
cropped_face_t = img2tensor(cropped_face / 255.,
bgr2rgb=True,
float32=True)
normalize(cropped_face_t, (0.5, 0.5, 0.5), (0.5, 0.5, 0.5),
inplace=True)
cropped_face_t = cropped_face_t.unsqueeze(0).to(self.device)
try:
output = self.gfpgan(cropped_face_t, return_rgb=False)[0]
# convert to image
restored_face = tensor2img(output.squeeze(0),
rgb2bgr=True,
min_max=(-1, 1))
except RuntimeError as error:
print(f'\tFailed inference for GFPGAN: {error}.')
restored_face = cropped_face
restored_face = restored_face.astype('uint8')
self.face_helper.add_restored_face(restored_face)
if not has_aligned and paste_back:
# upsample the background
if self.bg_upsampler is not None:
# Now only support RealESRGAN for upsampling background
bg_img = self.bg_upsampler.enhance(img,
outscale=self.upscale)[0]
else:
bg_img = None
self.face_helper.get_inverse_affine(None)
# paste each restored face to the input image
restored_img = self.face_helper.paste_faces_to_input_image(
upsample_img=bg_img)
return self.face_helper.cropped_faces, self.face_helper.restored_faces, restored_img
else:
return self.face_helper.cropped_faces, self.face_helper.restored_faces, None
def nondist_validation(self, dataloader, current_iter, tb_logger, save_img):
assert dataloader is None, 'Validation dataloader should be None.'
self.test()
result = tensor2img(self.output, min_max=(-1, 1))
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'], 'train', f'train_{current_iter}.png')
else:
save_img_path = osp.join(self.opt['path']['visualization'], 'test', f'test_{self.opt["name"]}.png')
imwrite(result, save_img_path)
# add sample images to tb_logger
result = (result / 255.).astype(np.float32)
result = cv2.cvtColor(result, cv2.COLOR_BGR2RGB)
if tb_logger is not None:
tb_logger.add_image('samples', result, global_step=current_iter, dataformats='HWC')
def dist_validation(self, dataloader, current_iter, tb_logger, save_img):
dataset = dataloader.dataset
dataset_name = dataset.opt['name']
with_metrics = self.opt['val']['metrics'] is not None
# initialize self.metric_results
# It is a dict: {
# 'folder1': tensor (num_frame x len(metrics)),
# 'folder2': tensor (num_frame x len(metrics))
# }
if with_metrics:
if not hasattr(self,
'metric_results'): # only execute in the first run
self.metric_results = {}
num_frame_each_folder = Counter(dataset.data_info['folder'])
for folder, num_frame in num_frame_each_folder.items():
self.metric_results[folder] = torch.zeros(
num_frame,
len(self.opt['val']['metrics']),
dtype=torch.float32,
device='cuda')
# initialize the best metric results
self._initialize_best_metric_results(dataset_name)
# zero self.metric_results
rank, world_size = get_dist_info()
if with_metrics:
for _, tensor in self.metric_results.items():
tensor.zero_()
metric_data = dict()
num_folders = len(dataset)
num_pad = (world_size - (num_folders % world_size)) % world_size
if rank == 0:
pbar = tqdm(total=len(dataset), unit='folder')
# Will evaluate (num_folders + num_pad) times, but only the first num_folders results will be recorded.
# (To avoid wait-dead)
for i in range(rank, num_folders + num_pad, world_size):
idx = min(i, num_folders - 1)
val_data = dataset[idx]
folder = val_data['folder']
# compute outputs
val_data['lq'].unsqueeze_(0)
val_data['gt'].unsqueeze_(0)
self.feed_data(val_data)
val_data['lq'].squeeze_(0)
val_data['gt'].squeeze_(0)
self.test()
visuals = self.get_current_visuals()
# tentative for out of GPU memory
del self.lq
del self.output
if 'gt' in visuals:
del self.gt
torch.cuda.empty_cache()
if self.center_frame_only:
visuals['result'] = visuals['result'].unsqueeze(1)
if 'gt' in visuals:
visuals['gt'] = visuals['gt'].unsqueeze(1)
# evaluate
if i < num_folders:
for idx in range(visuals['result'].size(1)):
result = visuals['result'][0, idx, :, :, :]
result_img = tensor2img([result]) # uint8, bgr
metric_data['img'] = result_img
if 'gt' in visuals:
gt = visuals['gt'][0, idx, :, :, :]
gt_img = tensor2img([gt]) # uint8, bgr
metric_data['img2'] = gt_img
if save_img:
if self.opt['is_train']:
raise NotImplementedError(
'saving image is not supported during training.'
)
else:
if self.center_frame_only: # vimeo-90k
clip_ = val_data['lq_path'].split('/')[-3]
seq_ = val_data['lq_path'].split('/')[-2]
name_ = f'{clip_}_{seq_}'
img_path = osp.join(
self.opt['path']['visualization'],
dataset_name, folder,
f"{name_}_{self.opt['name']}.png")
else: # others
img_path = osp.join(
self.opt['path']['visualization'],
dataset_name, folder,
f"{idx:08d}_{self.opt['name']}.png")
# image name only for REDS dataset
imwrite(result_img, img_path)
# calculate metrics
if with_metrics:
for metric_idx, opt_ in enumerate(
self.opt['val']['metrics'].values()):
result = calculate_metric(metric_data, opt_)
self.metric_results[folder][idx,
metric_idx] += result
# progress bar
if rank == 0:
for _ in range(world_size):
pbar.update(1)
pbar.set_description(f'Folder: {folder}')
if rank == 0:
pbar.close()
if with_metrics:
if self.opt['dist']:
# collect data among GPUs
for _, tensor in self.metric_results.items():
dist.reduce(tensor, 0)
dist.barrier()
if rank == 0:
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt["name"]
with_metrics = self.opt["val"].get("metrics") is not None
use_pbar = self.opt["val"].get("pbar", False)
if with_metrics:
if not hasattr(self,
"metric_results"): # only execute in the first run
self.metric_results = {
metric: 0
for metric in self.opt["val"]["metrics"].keys()
}
# initialize the best metric results for each dataset_name (supporting multiple validation datasets)
self._initialize_best_metric_results(dataset_name)
# zero self.metric_results
if with_metrics:
self.metric_results = {metric: 0 for metric in self.metric_results}
metric_data = dict()
if use_pbar:
pbar = tqdm(total=len(dataloader), unit="image")
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data["lq_path"][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
sr_img = tensor2img([visuals["result"]])
metric_data["img"] = sr_img
if "gt" in visuals:
gt_img = tensor2img([visuals["gt"]])
metric_data["img2"] = gt_img
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt["is_train"]:
save_img_path = osp.join(
self.opt["path"]["visualization"],
img_name,
f"{img_name}_{current_iter}.png",
)
else:
if self.opt["val"]["suffix"]:
save_img_path = osp.join(
self.opt["path"]["visualization"],
dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png',
)
else:
save_img_path = osp.join(
self.opt["path"]["visualization"],
dataset_name,
f'{img_name}_{self.opt["name"]}.png',
)
imwrite(sr_img, save_img_path)
if with_metrics:
# calculate metrics
for name, opt_ in self.opt["val"]["metrics"].items():
self.metric_results[name] += calculate_metric(
metric_data, opt_)
if use_pbar:
pbar.update(1)
pbar.set_description(f"Test {img_name}")
if use_pbar:
pbar.close()
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= idx + 1
# update the best metric result
self._update_best_metric_result(dataset_name, metric,
self.metric_results[metric],
current_iter)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
# face restoration for each cropped face
for idx, (cropped_face, landmarks) in enumerate(
zip(cropped_faces, face_helper.all_landmarks_68)):
if landmarks is None:
print(f'Landmarks is None, skip cropped faces with idx {idx}.')
else:
# prepare data
part_locations = get_part_location(landmarks)
cropped_face = transforms.ToTensor()(cropped_face)
cropped_face = transforms.Normalize(
(0.5, 0.5, 0.5), (0.5, 0.5, 0.5))(cropped_face)
cropped_face = cropped_face.unsqueeze(0).to(device)
with torch.no_grad():
output = net(cropped_face, part_locations)
im = tensor2img(output, min_max=(-1, 1))
del output
torch.cuda.empty_cache()
path, ext = os.path.splitext(
os.path.join(save_restore_root, img_name))
save_path = f'{path}_{idx:02d}{ext}'
mmcv.imwrite(im, save_path)
face_helper.add_restored_face(im)
print('\tGenerate the final result ...')
# paste each restored face to the input image
face_helper.paste_faces_to_input_image(
os.path.join(save_final_root, img_name))
# clean all the intermediate results to process the next image
face_helper.clean_all()
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = ProgressBar(len(dataloader))
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
sr_img = tensor2img([visuals['result']])
if 'gt' in visuals:
# gt_img = tensor2raw([visuals['gt']]) # replace for raw data.
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}.png')
# np.save(save_img_path.replace('.png', '.npy'), sr_img) # replace for raw data.
mmcv.imwrite(sr_img, save_img_path)
# mmcv.imwrite(gt_img, save_img_path.replace('syn_val', 'gt'))
save_npy = self.opt['val'].get('save_npy', None)
if save_npy:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.npy')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.npy')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}.npy')
np.save(save_img_path,
tensor2npy([visuals['result']
])) # saving as .npy format.
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
# replace for raw data.
# self.metric_results[name] += getattr(
# metric_module, metric_type)(sr_img*255, gt_img*255, **opt_)
self.metric_results[name] += getattr(
metric_module, metric_type)(sr_img, gt_img, **opt_)
pbar.update(f'Test {img_name}')
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def dist_validation(self, dataloader, current_iter, tb_logger, save_img):
dataset = dataloader.dataset
dataset_name = dataset.opt['name']
with_metrics = self.opt['val']['metrics'] is not None
# initialize self.metric_results
# It is a dict: {
# 'folder1': tensor (num_frame x len(metrics)),
# 'folder2': tensor (num_frame x len(metrics))
# }
if with_metrics and not hasattr(self, 'metric_results'):
self.metric_results = {}
num_frame_each_folder = Counter(dataset.data_info['folder'])
for folder, num_frame in num_frame_each_folder.items():
self.metric_results[folder] = torch.zeros(
num_frame,
len(self.opt['val']['metrics']),
dtype=torch.float32,
device='cuda')
rank, world_size = get_dist_info()
for _, tensor in self.metric_results.items():
tensor.zero_()
# record all frames (border and center frames)
if rank == 0:
pbar = tqdm(total=len(dataset), unit='frame')
for idx in range(rank, len(dataset), world_size):
val_data = dataset[idx]
val_data['lq'].unsqueeze_(0)
val_data['gt'].unsqueeze_(0)
folder = val_data['folder']
frame_idx, max_idx = val_data['idx'].split('/')
lq_path = val_data['lq_path']
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
result_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
raise NotImplementedError(
'saving image is not supported during training.')
else:
if 'vimeo' in dataset_name.lower(): # vimeo90k dataset
split_result = lq_path.split('/')
img_name = (f'{split_result[-3]}_{split_result[-2]}_'
f'{split_result[-1].split(".")[0]}')
else: # other datasets, e.g., REDS, Vid4
img_name = osp.splitext(osp.basename(lq_path))[0]
if self.opt['val']['suffix']:
print(
'self.opt[val][suffix](BasicSR/basicsr/models/video_base_model.py):',
self.opt['val']['suffix'])
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder, f'{img_name}_{self.opt["name"]}.png')
imwrite(result_img, save_img_path)
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for metric_idx, opt_ in enumerate(opt_metric.values()):
metric_type = opt_.pop('type')
result = getattr(metric_module,
metric_type)(result_img, gt_img, **opt_)
self.metric_results[folder][int(frame_idx),
metric_idx] += result
# progress bar
if rank == 0:
for _ in range(world_size):
pbar.update(1)
pbar.set_description(
f'Test {folder}:'
f'{int(frame_idx) + world_size}/{max_idx}')
if rank == 0:
pbar.close()
if with_metrics:
if self.opt['dist']:
# collect data among GPUs
for _, tensor in self.metric_results.items():
dist.reduce(tensor, 0)
dist.barrier()
else:
pass # assume use one gpu in non-dist testing
if rank == 0:
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
x = F.pad(x, (0, w_pad, 0, h_pad), mode='constant', value=0)
y, cb, cr = self.compress(x, factor=factor)
recovered = self.decompress(y, cb, cr, (h + h_pad), (w + w_pad), factor=factor)
recovered = recovered[:, :, 0:h, 0:w]
return recovered
if __name__ == '__main__':
import cv2
from basicsr.utils import img2tensor, tensor2img
img_gt = cv2.imread('test.png') / 255.
# -------------- cv2 -------------- #
encode_param = [int(cv2.IMWRITE_JPEG_QUALITY), 20]
_, encimg = cv2.imencode('.jpg', img_gt * 255., encode_param)
img_lq = np.float32(cv2.imdecode(encimg, 1))
cv2.imwrite('cv2_JPEG_20.png', img_lq)
# -------------- DiffJPEG -------------- #
jpeger = DiffJPEG(differentiable=False).cuda()
img_gt = img2tensor(img_gt)
img_gt = torch.stack([img_gt, img_gt]).cuda()
quality = img_gt.new_tensor([20, 40])
out = jpeger(img_gt, quality=quality)
cv2.imwrite('pt_JPEG_20.png', tensor2img(out[0]))
cv2.imwrite('pt_JPEG_40.png', tensor2img(out[1]))
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = ProgressBar(len(dataloader))
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
sr_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
# del self.lq
# del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["name"]}.png')
mmcv.imwrite(sr_img, save_img_path)
# np.save('/home/wei/exp/EDVR/flow_save_160/offset.npy', visual['flow'])
# np.save('/home/wei/exp/EDVR/flow_save_160/mask.npy', visual['mask'])
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for name, opt_ in opt_metric.items():
if ('cosine' in name):
out_emb = visuals['embedding_out']
gt_emb = visuals['embedding_gt']
gt = gt_emb / torch.norm(gt_emb, 2, 1).reshape(
-1, 1).repeat(1, gt_emb.shape[1])
out = out_emb / torch.norm(out_emb, 2, 1).reshape(
-1, 1).repeat(1, out_emb.shape[1])
cos_similarity = torch.mean(torch.sum(gt * out, 1))
self.metric_results[name] += cos_similarity
else:
metric_type = opt_.pop('type')
self.metric_results[name] += getattr(
metric_module, metric_type)(sr_img, gt_img, **opt_)
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
use_pbar = self.opt['val'].get('pbar', False)
if with_metrics:
if not hasattr(self,
'metric_results'): # only execute in the first run
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
# initialize the best metric results for each dataset_name (supporting multiple validation datasets)
self._initialize_best_metric_results(dataset_name)
# zero self.metric_results
self.metric_results = {metric: 0 for metric in self.metric_results}
metric_data = dict()
if use_pbar:
pbar = tqdm(total=len(dataloader), unit='image')
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
sr_img = tensor2img(self.output.detach().cpu(), min_max=(-1, 1))
metric_data['img'] = sr_img
if hasattr(self, 'gt'):
gt_img = tensor2img(self.gt.detach().cpu(), min_max=(-1, 1))
metric_data['img2'] = gt_img
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["name"]}.png')
imwrite(sr_img, save_img_path)
if with_metrics:
# calculate metrics
for name, opt_ in self.opt['val']['metrics'].items():
self.metric_results[name] += calculate_metric(
metric_data, opt_)
if use_pbar:
pbar.update(1)
pbar.set_description(f'Test {img_name}')
if use_pbar:
pbar.close()
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
# update the best metric result
self._update_best_metric_result(dataset_name, metric,
self.metric_results[metric],
current_iter)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
for idx, (cropped_face, landmarks) in enumerate(zip(cropped_faces, face_helper.all_landmarks_68)):
if landmarks is None:
print(f'Landmarks is None, skip cropped faces with idx {idx}.')
# just copy the cropped faces to the restored faces
restored_face = cropped_face
else:
# prepare data
part_locations = get_part_location(landmarks)
cropped_face = transforms.ToTensor()(cropped_face)
cropped_face = transforms.Normalize((0.5, 0.5, 0.5), (0.5, 0.5, 0.5))(cropped_face)
cropped_face = cropped_face.unsqueeze(0).to(device)
try:
with torch.no_grad():
output = net(cropped_face, part_locations)
restored_face = tensor2img(output, min_max=(-1, 1))
del output
torch.cuda.empty_cache()
except Exception as e:
print(f'DFDNet inference fail: {e}')
restored_face = tensor2img(cropped_face, min_max=(-1, 1))
path = os.path.splitext(os.path.join(save_restore_root, img_name))[0]
save_path = f'{path}_{idx:02d}.png'
imwrite(restored_face, save_path)
face_helper.add_restored_face(restored_face)
print('\tGenerate the final result ...')
# paste each restored face to the input image
face_helper.paste_faces_to_input_image(os.path.join(save_final_root, img_name))
def nondist_validation(self, dataloader, current_iter, tb_logger, save_img,
save_h5):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = ProgressBar(len(dataloader))
# Set up h5 file, if save
if save_h5:
h5_file = h5py.File(
osp.join(self.opt['path']['visualization'], 'recon_img.hdf5'),
'w')
h5_dataset = h5_file.create_dataset('data',
shape=(len(dataloader.dataset),
3, 256, 256),
dtype=np.float32,
fillvalue=0)
counter = 0
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
# Save to h5 file, if save
if save_h5:
batch_size = val_data['lq'].shape[0]
h5_dataset[counter:counter +
batch_size] = visuals['result'].numpy()
counter += batch_size
sr_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["name"]}.png')
mmcv.imwrite(sr_img, save_img_path)
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
self.metric_results[name] += getattr(
metric_module, metric_type)(sr_img, gt_img, **opt_)
pbar.update(f'Test {img_name}')
if save_h5:
h5_file.close()
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def dist_validation(self, dataloader, current_iter, tb_logger, save_img):
dataset = dataloader.dataset
dataset_name = dataset.opt['name']
with_metrics = self.opt['val']['metrics'] is not None
# initialize self.metric_results
# It is a dict: {
# 'folder1': tensor (num_frame x len(metrics)),
# 'folder2': tensor (num_frame x len(metrics))
# }
if with_metrics and not hasattr(self, 'metric_results'):
self.metric_results = {}
num_frame_each_folder = Counter(dataset.data_info['folder'])
for folder, num_frame in num_frame_each_folder.items():
self.metric_results[folder] = torch.zeros(
num_frame,
len(self.opt['val']['metrics']),
dtype=torch.float32,
device='cuda')
rank, world_size = get_dist_info()
for _, tensor in self.metric_results.items():
tensor.zero_()
# record all frames (border and center frames)
if rank == 0:
pbar = ProgressBar(len(dataset))
for idx in range(rank, len(dataset), world_size):
val_data = dataset[idx]
val_data['lq'].unsqueeze_(0)
val_data['gt'].unsqueeze_(0)
folder = val_data['folder']
frame_idx, max_idx = val_data['idx'].split('/')
lq_path = val_data['lq_path']
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
result_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
raise NotImplementedError(
'saving image is not supported during training.')
else:
if 'vimeo' in dataset_name.lower(): # vimeo90k dataset
split_result = lq_path.split('/')
img_name = (f'{split_result[-3]}_{split_result[-2]}_'
f'{split_result[-1].split(".")[0]}')
else: # other datasets, e.g., REDS, Vid4
img_name = osp.splitext(osp.basename(lq_path))[0]
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
split_result = lq_path.split('/')
img_name = (f'{split_result[-3]}_{split_result[-2]}_'
f'{split_result[-1].split(".")[0]}')
save_img_path = osp.join(
self.opt['path']['visualization'], folder,
f'{img_name}.png')
np_save_img_path = save_img_path.replace('png', 'npy')
if not os.path.exists(
osp.join(self.opt['path']['visualization'], folder)):
os.makedirs(
osp.join(self.opt['path']['visualization'], folder))
np.save(
np_save_img_path,
np.array([
visuals['embedding_gt'], visuals['embedding_out'],
visuals['embedding_center']
]))
mmcv.imwrite(result_img, save_img_path)
split_result = lq_path.split('/')
img_name = (f'{split_result[-3]}_{split_result[-2]}_'
f'{split_result[-1].split(".")[0]}')
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for metric_idx, opt_ in enumerate(opt_metric.values()):
out_emb = visuals['embedding_out']
gt_emb = visuals['embedding_gt']
gt = gt_emb / np.sqrt(np.sum(gt_emb**2, -1, keepdims=True))
out = out_emb / np.sqrt(
np.sum(out_emb**2, -1, keepdims=True))
cos_similarity = np.mean(np.sum(gt * out, -1))
result = cos_similarity
# self.metric_results[name] += cos_similarity
# metric_type = opt_.pop('type')
# result = getattr(metric_module,
# metric_type)(result_img, gt_img, **opt_)
self.metric_results[folder][int(frame_idx),
metric_idx] += result
# psnr = getattr(metric_module, metric_type)(result_img, gt_img, **opt_)
# with open('/home/wei/exp/EDVR/psnr_log/psnr_first.txt','a+') as f:
# f.write(f'{img_name} {psnr}\r\n')
# progress bar
if rank == 0:
for _ in range(world_size):
pbar.update(f'Test {folder} - '
f'{int(frame_idx) + world_size}/{max_idx}')
if with_metrics:
if self.opt['dist']:
# collect data among GPUs
for _, tensor in self.metric_results.items():
dist.reduce(tensor, 0)
dist.barrier()
else:
pass # assume use one gpu in non-dist testing
if rank == 0:
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
"""
TODO: Validation using updated metric system
The metrics are now evaluated after all images have been tested
This allows batch processing, and also allows evaluation of
distributional metrics, such as:
@ Frechet Inception Distance: FID
@ Maximum Mean Discrepancy: MMD
Warning:
Need careful batch management for different inference settings.
"""
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = dict(
) # {metric: 0 for metric in self.opt['val']['metrics'].keys()}
sr_tensors = []
gt_tensors = []
pbar = tqdm(total=len(dataloader), unit='image')
for val_data in dataloader:
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals(
) # detached cpu tensor, non-squeeze
sr_tensors.append(visuals['result'])
if 'gt' in visuals:
gt_tensors.append(visuals['gt'])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
else:
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_{self.opt["name"]}.png')
imwrite(tensor2img(visuals['result']), save_img_path)
pbar.update(1)
pbar.set_description(f'Test {img_name}')
pbar.close()
if with_metrics:
sr_pack = torch.cat(sr_tensors, dim=0)
gt_pack = torch.cat(gt_tensors, dim=0)
# calculate metrics
for name, opt_ in self.opt['val']['metrics'].items():
# The new metric caller automatically returns mean value
# FIXME: ERROR: calculate_metric only supports two arguments. Now the codes cannot be successfully run
self.metric_results[name] = calculate_metric(
dict(sr_pack=sr_pack, gt_pack=gt_pack), opt_)
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def dist_validation(self, dataloader, current_iter, tb_logger, save_img):
dataset = dataloader.dataset
dataset_name = dataset.opt['name']
save_vid = self.opt['val']['save_vid']
if save_vid:
dump = open(os.devnull, 'w')
save_path = osp.join(self.opt['path']['visualization'], 'out.avi')
fps = '30'
crf = '18'
vid = sp.Popen([
'ffmpeg', '-framerate', fps, '-i', '-', '-c:v', 'libx264',
'-preset', 'veryslow', '-crf', crf, '-y', save_path
],
stdin=sp.PIPE,
stderr=dump)
with_metrics = self.opt['val']['metrics'] is not None
# initialize self.metric_results
# It is a dict: {
# 'folder1': tensor (num_frame x len(metrics)),
# 'folder2': tensor (num_frame x len(metrics))
# }
if with_metrics and not hasattr(self, 'metric_results'):
self.metric_results = {}
num_frame_each_folder = Counter(dataset.data_info['folder'])
for folder, num_frame in num_frame_each_folder.items():
self.metric_results[folder] = torch.zeros(
num_frame,
len(self.opt['val']['metrics']),
dtype=torch.float32,
device='cuda')
rank, world_size = get_dist_info()
if with_metrics:
for _, tensor in self.metric_results.items():
tensor.zero_()
# record all frames (border and center frames)
if rank == 0:
pbar = tqdm(total=len(dataset), unit='frame')
for idx in range(rank, len(dataset), world_size):
val_data = dataset[idx]
val_data['lq'].unsqueeze_(0)
val_data['gt'].unsqueeze_(0)
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
result_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
folder = val_data['folder']
frame_idx, max_idx = val_data['idx'].split('/')
lq_path = val_data['lq_path']
if self.opt['is_train']:
raise NotImplementedError(
'saving image is not supported during training.')
else:
if 'vimeo' in dataset_name.lower(): # vimeo90k dataset
split_result = lq_path.split('/')
img_name = (f'{split_result[-3]}_{split_result[-2]}_'
f'{split_result[-1].split(".")[0]}')
else: # other datasets, e.g., REDS, Vid4
img_name = osp.splitext(osp.basename(lq_path))[0]
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder, f'{img_name}_{self.opt["name"]}.png')
imwrite(result_img, save_img_path)
if self.opt['val']['save_vid']:
frame = Image.fromarray(result_img[..., ::-1])
frame.save(vid.stdin, 'PNG')
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for metric_idx, opt_ in enumerate(opt_metric.values()):
metric_type = opt_.pop('type')
result = getattr(metric_module,
metric_type)(result_img, gt_img, **opt_)
self.metric_results[folder][int(frame_idx),
metric_idx] += result
# progress bar
if rank == 0:
for _ in range(world_size):
pbar.update(1)
if rank == 0:
pbar.close()
vid.stdin.close()
vid.communicate()
if with_metrics:
if self.opt['dist']:
# collect data among GPUs
for _, tensor in self.metric_results.items():
dist.reduce(tensor, 0)
dist.barrier()
else:
pass # assume use one gpu in non-dist testing
if rank == 0:
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
def nondist_validation(self, dataloader, current_iter, tb_logger, save_img,
rgb2bgr, use_image):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = tqdm(total=len(dataloader), unit='image')
cnt = 0
for idx, val_data in enumerate(dataloader):
img_name = osp.splitext(osp.basename(val_data['lq_path'][0]))[0]
# if img_name[-1] != '9':
# continue
# print('val_data .. ', val_data['lq'].size(), val_data['gt'].size())
self.feed_data(val_data)
if self.opt['val'].get('grids') is not None:
self.grids()
self.test()
if self.opt['val'].get('grids') is not None:
self.grids_inverse()
visuals = self.get_current_visuals()
sr_img = tensor2img([visuals['result']], rgb2bgr=rgb2bgr)
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']], rgb2bgr=rgb2bgr)
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_path = osp.join(self.opt['path']['visualization'],
img_name,
f'{img_name}_{current_iter}.png')
save_gt_img_path = osp.join(
self.opt['path']['visualization'], img_name,
f'{img_name}_{current_iter}_gt.png')
else:
save_img_path = osp.join(self.opt['path']['visualization'],
dataset_name, f'{img_name}.png')
save_gt_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
f'{img_name}_gt.png')
imwrite(sr_img, save_img_path)
imwrite(gt_img, save_gt_img_path)
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
if use_image:
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
self.metric_results[name] += getattr(
metric_module, metric_type)(sr_img, gt_img, **opt_)
else:
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
self.metric_results[name] += getattr(
metric_module, metric_type)(visuals['result'],
visuals['gt'], **opt_)
pbar.update(1)
pbar.set_description(f'Test {img_name}')
cnt += 1
# if cnt == 300:
# break
pbar.close()
current_metric = 0.
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= cnt
current_metric = self.metric_results[metric]
self._log_validation_metric_values(current_iter, dataset_name,
tb_logger)
return current_metric
def nondist_validation(self, dataloader, current_iter, tb_logger,
save_img):
dataset_name = dataloader.dataset.opt['name']
with_metrics = self.opt['val'].get('metrics') is not None
if with_metrics:
self.metric_results = {
metric: 0
for metric in self.opt['val']['metrics'].keys()
}
pbar = tqdm(total=len(dataloader), unit='image', ascii=True)
for idx, val_data in enumerate(dataloader):
# val_data['key'] = val_data['key'][0]
# val_data['frame_list'] = val_data['frame_list'][0]
# clip_name = val_data['key'].split('/')[0]
clip_name = val_data['clip_name'][0]
self.feed_data(val_data)
self.test()
visuals = self.get_current_visuals()
sr_imgs = tensor2img(visuals['result'])
if 'gt' in visuals:
gt_imgs = tensor2img(visuals['gt'])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
save_img_name = osp.join(self.opt['path']['visualization'],
f'{dataset_name}_train',
clip_name, '{idx:08d}.png')
else:
if self.opt['val']['suffix']:
save_img_name = osp.join(
self.opt['path']['visualization'], dataset_name,
clip_name, ('{idx:08d}_' +
f'{self.opt["val"]["suffix"]}.png'))
else:
save_img_name = osp.join(
self.opt['path']['visualization'], dataset_name,
clip_name, '{idx:08d}_.png')
for sr_img_idx, sr_img in zip(val_data['frame_list'], sr_imgs):
imwrite(sr_img, save_img_name.format(idx=sr_img_idx.item()))
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for name, opt_ in opt_metric.items():
metric_type = opt_.pop('type')
metric_ = getattr(metric_module, metric_type)
metric_results_ = [
metric_(sr, gt, **opt_)
for sr, gt in zip(sr_imgs, gt_imgs)
]
self.metric_results[name] += torch.tensor(
sum(metric_results_) / len(metric_results_))
pbar.update(1)
pbar.set_description(f'Test {clip_name}')
pbar.close()
if with_metrics:
for metric in self.metric_results.keys():
self.metric_results[metric] /= (idx + 1)
super(VideoBaseModel,
self)._log_validation_metric_values(current_iter,
dataset_name, tb_logger)
def dist_validation(self, dataloader, current_iter, tb_logger, save_img):
dataset = dataloader.dataset
dataset_name = dataset.opt['name']
with_metrics = self.opt['val']['metrics'] is not None
# initialize self.metric_results
# It is a dict: {
# 'folder1': tensor (num_frame x len(metrics)),
# 'folder2': tensor (num_frame x len(metrics))
# }
if with_metrics and not hasattr(self, 'metric_results'):
self.metric_results = {}
num_frame_each_folder = Counter(dataset.data_info['folder'])
for folder, num_frame in num_frame_each_folder.items():
self.metric_results[folder] = torch.zeros(
num_frame,
len(self.opt['val']['metrics']),
dtype=torch.float32,
device='cuda')
rank, world_size = get_dist_info()
for _, tensor in self.metric_results.items():
tensor.zero_()
# record all frames (border and center frames)
if rank == 0:
pbar = ProgressBar(len(dataset))
for idx in range(rank, len(dataset), world_size):
val_data = dataset[idx]
val_data['lq'].unsqueeze_(0)
val_data['gt'].unsqueeze_(0)
folder = val_data['folder']
frame_idx, max_idx = val_data['idx'].split('/')
lq_path = val_data['lq_path']
self.feed_data(val_data)
self.test()
# torch.cuda.synchronize()
# t0 = time.time()
# nRound = 10
# for i in range(nRound):
# self.test()
# torch.cuda.synchronize()
# print('Prediction time: ', (time.time() - t0) / nRound, '\n\n')
visuals = self.get_current_visuals()
result_img = tensor2img([visuals['result']])
if 'gt' in visuals:
gt_img = tensor2img([visuals['gt']])
del self.gt
# tentative for out of GPU memory
del self.lq
del self.output
torch.cuda.empty_cache()
if save_img:
if self.opt['is_train']:
raise NotImplementedError(
'saving image is not supported during training.')
else:
if 'vimeo' in dataset_name.lower(): # vimeo90k dataset
split_result = lq_path.split('/')
img_name = (f'{split_result[-3]}_{split_result[-2]}_'
f'{split_result[-1].split(".")[0]}')
else: # other datasets, e.g., REDS, Vid4
img_name = osp.splitext(osp.basename(lq_path))[0]
if self.opt['val']['suffix']:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder,
f'{img_name}_{self.opt["val"]["suffix"]}.png')
else:
save_img_path = osp.join(
self.opt['path']['visualization'], dataset_name,
folder, f'{img_name}_{self.opt["name"]}.png')
mmcv.imwrite(result_img, save_img_path)
if with_metrics:
# calculate metrics
opt_metric = deepcopy(self.opt['val']['metrics'])
for metric_idx, opt_ in enumerate(opt_metric.values()):
metric_type = opt_.pop('type')
result = getattr(metric_module,
metric_type)(result_img, gt_img, **opt_)
self.metric_results[folder][int(frame_idx),
metric_idx] += result
# progress bar
if rank == 0:
for _ in range(world_size):
pbar.update(f'Test {folder} - '
f'{int(frame_idx) + world_size}/{max_idx}')
