def test(opt):
# logging
logger = base_utils.get_logger('base')
if opt['verbose']:
logger.info('{} Configurations {}'.format('=' * 20, '=' * 20))
base_utils.print_options(opt, logger)
# infer and evaluate performance for each model
for load_path in opt['model']['generator']['load_path_lst']:
# setup model index
model_idx = osp.splitext(osp.split(load_path)[-1])[0]
# log
logger.info('=' * 40)
logger.info('Testing model: {}'.format(model_idx))
logger.info('=' * 40)
# create model
opt['model']['generator']['load_path'] = load_path
model = define_model(opt)
# for each test dataset
for dataset_idx in sorted(opt['dataset'].keys()):
# use dataset with prefix `test`
if not dataset_idx.startswith('test'):
continue
ds_name = opt['dataset'][dataset_idx]['name']
logger.info('Testing on {}: {}'.format(dataset_idx, ds_name))
# create data loader
test_loader = create_dataloader(opt, dataset_idx=dataset_idx)
# infer and store results for each sequence
for i, data in enumerate(test_loader):
# fetch data
lr_data = data['lr'][0]
seq_idx = data['seq_idx'][0]
frm_idx = [frm_idx[0] for frm_idx in data['frm_idx']]
# infer
hr_seq = model.infer(lr_data) # thwc|rgb|uint8
# save results (optional)
if opt['test']['save_res']:
res_dir = osp.join(opt['test']['res_dir'], ds_name,
model_idx)
res_seq_dir = osp.join(res_dir, seq_idx)
data_utils.save_sequence(res_seq_dir,
hr_seq,
frm_idx,
to_bgr=True)
logger.info('-' * 40)
# logging
logger.info('Finish testing')
logger.info('=' * 40)
def train(opt):
# logging
logger = base_utils.get_logger('base')
logger.info('{} Options {}'.format('='*20, '='*20))
base_utils.print_options(opt, logger)
# create data loader
train_loader = create_dataloader(opt, dataset_idx='train')
# create downsampling kernels for BD degradation
kernel = data_utils.create_kernel(opt)
# create model
model = define_model(opt)
# training configs
total_sample = len(train_loader.dataset)
iter_per_epoch = len(train_loader)
total_iter = opt['train']['total_iter']
total_epoch = int(math.ceil(total_iter / iter_per_epoch))
start_iter, iter = opt['train']['start_iter'], 0
test_freq = opt['test']['test_freq']
log_freq = opt['logger']['log_freq']
ckpt_freq = opt['logger']['ckpt_freq']
logger.info('Number of training samples: {}'.format(total_sample))
logger.info('Total epochs needed: {} for {} iterations'.format(
total_epoch, total_iter))
# train
for epoch in range(total_epoch):
for data in train_loader:
# update iter
iter += 1
curr_iter = start_iter + iter
if iter > total_iter:
logger.info('Finish training')
break
# update learning rate
model.update_learning_rate()
# prepare data
data = prepare_data(opt, data, kernel)
# train for a mini-batch
model.train(data)
# update running log
model.update_running_log()
# log
if log_freq > 0 and iter % log_freq == 0:
# basic info
msg = '[epoch: {} | iter: {}'.format(epoch, curr_iter)
for lr_type, lr in model.get_current_learning_rate().items():
msg += ' | {}: {:.2e}'.format(lr_type, lr)
msg += '] '
# loss info
log_dict = model.get_running_log()
msg += ', '.join([
'{}: {:.3e}'.format(k, v) for k, v in log_dict.items()])
logger.info(msg)
# save model
if ckpt_freq > 0 and iter % ckpt_freq == 0:
model.save(curr_iter)
# evaluate performance
if test_freq > 0 and iter % test_freq == 0:
# setup model index
model_idx = 'G_iter{}'.format(curr_iter)
# for each testset
for dataset_idx in sorted(opt['dataset'].keys()):
# use dataset with prefix `test`
if not dataset_idx.startswith('test'):
continue
ds_name = opt['dataset'][dataset_idx]['name']
logger.info(
'Testing on {}: {}'.format(dataset_idx, ds_name))
# create data loader
test_loader = create_dataloader(opt, dataset_idx=dataset_idx)
# define metric calculator
metric_calculator = MetricCalculator(opt)
# infer and compute metrics for each sequence
for data in test_loader:
# fetch data
lr_data = data['lr'][0]
seq_idx = data['seq_idx'][0]
frm_idx = [frm_idx[0] for frm_idx in data['frm_idx']]
# infer
hr_seq = model.infer(lr_data) # thwc|rgb|uint8
# save results (optional)
if opt['test']['save_res']:
res_dir = osp.join(
opt['test']['res_dir'], ds_name, model_idx)
res_seq_dir = osp.join(res_dir, seq_idx)
data_utils.save_sequence(
res_seq_dir, hr_seq, frm_idx, to_bgr=True)
# compute metrics for the current sequence
true_seq_dir = osp.join(
opt['dataset'][dataset_idx]['gt_seq_dir'], seq_idx)
metric_calculator.compute_sequence_metrics(
seq_idx, true_seq_dir, '', pred_seq=hr_seq)
# save/print metrics
if opt['test'].get('save_json'):
# save results to json file
json_path = osp.join(
opt['test']['json_dir'], '{}_avg.json'.format(ds_name))
metric_calculator.save_results(
model_idx, json_path, override=True)
else:
# print directly
metric_calculator.display_results()
def test(opt):
# logging
logger = base_utils.get_logger('base')
if opt['verbose']:
logger.info('{} Configurations {}'.format('=' * 20, '=' * 20))
base_utils.print_options(opt, logger)
# infer and evaluate performance for each model
for load_path in opt['model']['generator']['load_path_lst']:
# setup model index
model_idx = osp.splitext(osp.split(load_path)[-1])[0]
# log
logger.info('=' * 40)
logger.info('Testing model: {}'.format(model_idx))
logger.info('=' * 40)
# create model
opt['model']['generator']['load_path'] = load_path
model = define_model(opt)
# for each test dataset
for dataset_idx in sorted(opt['dataset'].keys()):
# use dataset with prefix `test`
if not dataset_idx.startswith('test'):
continue
ds_name = opt['dataset'][dataset_idx]['name']
logger.info('Testing on {}: {}'.format(dataset_idx, ds_name))
# define metric calculator
try:
metric_calculator = MetricCalculator(opt)
except:
print('No metirc need to compute!')
# create data loader
test_loader = create_dataloader(opt, dataset_idx=dataset_idx)
# infer and store results for each sequence
for i, data in enumerate(test_loader):
# fetch data
lr_data = data['lr'][0]
seq_idx = data['seq_idx'][0]
frm_idx = [frm_idx[0] for frm_idx in data['frm_idx']]
# infer
hr_seq = model.infer(lr_data) # thwc|rgb|uint8
# save results (optional)
if opt['test']['save_res']:
res_dir = osp.join(opt['test']['res_dir'], ds_name,
model_idx)
res_seq_dir = osp.join(res_dir, seq_idx)
data_utils.save_sequence(res_seq_dir,
hr_seq,
frm_idx,
to_bgr=True)
# compute metrics for the current sequence
true_seq_dir = osp.join(
opt['dataset'][dataset_idx]['gt_seq_dir'], seq_idx)
try:
metric_calculator.compute_sequence_metrics(seq_idx,
true_seq_dir,
'',
pred_seq=hr_seq)
except:
print('No metirc need to compute!')
# save/print metrics
try:
if opt['test'].get('save_json'):
# save results to json file
json_path = osp.join(opt['test']['json_dir'],
'{}_avg.json'.format(ds_name))
metric_calculator.save_results(model_idx,
json_path,
override=True)
else:
# print directly
metric_calculator.display_results()
except:
print('No metirc need to save!')
logger.info('-' * 40)
# logging
logger.info('Finish testing')
logger.info('=' * 40)
def test(opt):
# logging
base_utils.print_options(opt)
# infer and evaluate performance for each model
for load_path in opt['model']['generator']['load_path_lst']:
# set model index
model_idx = osp.splitext(osp.split(load_path)[-1])[0]
# log
base_utils.log_info(f'{"=" * 40}')
base_utils.log_info(f'Testing model: {model_idx}')
base_utils.log_info(f'{"=" * 40}')
# create model
opt['model']['generator']['load_path'] = load_path
model = define_model(opt)
# for each test dataset
for dataset_idx in sorted(opt['dataset'].keys()):
# select testing dataset
if 'test' not in dataset_idx:
continue
ds_name = opt['dataset'][dataset_idx]['name']
base_utils.log_info(f'Testing on {ds_name} dataset')
# create data loader
test_loader = create_dataloader(opt, phase='test', idx=dataset_idx)
test_dataset = test_loader.dataset
num_seq = len(test_dataset)
# create metric calculator
metric_calculator = create_metric_calculator(opt)
# infer a sequence
rank, world_size = dist_utils.get_dist_info()
for idx in range(rank, num_seq, world_size):
# fetch data
data = test_dataset[idx]
# prepare data
model.prepare_inference_data(data)
# infer
hr_seq = model.infer()
# save hr results
if opt['test']['save_res']:
res_dir = osp.join(opt['test']['res_dir'], ds_name,
model_idx)
res_seq_dir = osp.join(res_dir, data['seq_idx'])
data_utils.save_sequence(res_seq_dir,
hr_seq,
data['frm_idx'],
to_bgr=True)
# compute metrics for the current sequence
if metric_calculator is not None:
gt_seq = data['gt'].numpy()
metric_calculator.compute_sequence_metrics(
data['seq_idx'], gt_seq, hr_seq)
# save/print results
if metric_calculator is not None:
seq_idx_lst = [data['seq_idx'] for data in test_dataset]
metric_calculator.gather(seq_idx_lst)
if opt['test'].get('save_json'):
# write results to a json file
json_path = osp.join(opt['test']['json_dir'],
f'{ds_name}_avg.json')
metric_calculator.save(model_idx, json_path, override=True)
else:
# print directly
metric_calculator.display()
base_utils.log_info('-' * 40)
def train(opt):
# print configurations
base_utils.log_info(f'{20*"-"} Configurations {20*"-"}')
base_utils.print_options(opt)
# create data loader
train_loader = create_dataloader(opt, phase='train', idx='train')
# build model
model = define_model(opt)
# set training params
total_sample, iter_per_epoch = len(train_loader.dataset), len(train_loader)
total_iter = opt['train']['total_iter']
total_epoch = int(math.ceil(total_iter / iter_per_epoch))
start_iter, iter = opt['train']['start_iter'], 0
test_freq = opt['test']['test_freq']
log_freq = opt['logger']['log_freq']
ckpt_freq = opt['logger']['ckpt_freq']
base_utils.log_info(f'Number of the training samples: {total_sample}')
base_utils.log_info(
f'{total_epoch} epochs needed for {total_iter} iterations')
# train
for epoch in range(total_epoch):
if opt['dist']:
train_loader.sampler.set_epoch(epoch)
for data in train_loader:
# update iter
iter += 1
curr_iter = start_iter + iter
if iter > total_iter: break
# prepare data
model.prepare_training_data(data)
# train a mini-batch
model.train()
# update running log
model.update_running_log()
# update learning rate
model.update_learning_rate()
# print messages
if log_freq > 0 and curr_iter % log_freq == 0:
msg = model.get_format_msg(epoch, curr_iter)
base_utils.log_info(msg)
# save model
if ckpt_freq > 0 and curr_iter % ckpt_freq == 0:
model.save(curr_iter)
# evaluate model
if test_freq > 0 and curr_iter % test_freq == 0:
# set model index
model_idx = f'G_iter{curr_iter}'
# for each testset
for dataset_idx in sorted(opt['dataset'].keys()):
# select test dataset
if 'test' not in dataset_idx: continue
ds_name = opt['dataset'][dataset_idx]['name']
base_utils.log_info(f'Testing on {ds_name} dataset')
# create data loader
test_loader = create_dataloader(opt,
phase='test',
idx=dataset_idx)
test_dataset = test_loader.dataset
num_seq = len(test_dataset)
# create metric calculator
metric_calculator = create_metric_calculator(opt)
# infer a sequence
rank, world_size = dist_utils.get_dist_info()
for idx in range(rank, num_seq, world_size):
# fetch data
data = test_dataset[idx]
# prepare data
model.prepare_inference_data(data)
# infer
hr_seq = model.infer()
# save hr results
if opt['test']['save_res']:
res_dir = osp.join(opt['test']['res_dir'], ds_name,
model_idx)
res_seq_dir = osp.join(res_dir, data['seq_idx'])
data_utils.save_sequence(res_seq_dir,
hr_seq,
data['frm_idx'],
to_bgr=True)
# compute metrics for the current sequence
if metric_calculator is not None:
gt_seq = data['gt'].numpy()
metric_calculator.compute_sequence_metrics(
data['seq_idx'], gt_seq, hr_seq)
# save/print results
if metric_calculator is not None:
seq_idx_lst = [
data['seq_idx'] for data in test_dataset
]
metric_calculator.gather(seq_idx_lst)
if opt['test'].get('save_json'):
# write results to a json file
json_path = osp.join(opt['test']['json_dir'],
f'{ds_name}_avg.json')
metric_calculator.save(model_idx,
json_path,
override=True)
else:
# print directly
metric_calculator.display()
def validate(opt, model, logger, dataset_idx, model_idx, compute_metrics=True):
if opt['dataset'][dataset_idx].get('framewise', False):
return validate_gen(opt, model, logger, dataset_idx, model_idx)
ds_name = opt['dataset'][dataset_idx]['name']
folders = get_folders(opt, dataset_idx, model_idx)
logger.info(
'Testing on {}: {}'.format(dataset_idx, ds_name))
# create data loader
test_loader = create_dataloader(opt, dataset_idx=dataset_idx)
if not len(test_loader.dataset):
return
# define metric calculator
if compute_metrics:
metric_calculator = MetricCalculator(opt)
# infer and compute metrics for each sequence
for data in tqdm(test_loader):
input_data_type = opt['dataset']['degradation']['type']
input_seq, output_seq, seq_idx, frm_idx = data_processing(model, data, test_loader, input_data_type)
out_c = output_seq.shape[-1]
seq_to_save = np.dstack([output_seq, input_seq[:, :, :, :out_c]]) # t.h.2w.c|rgb|uint8
# save results (optional)
if opt['test']['save_res']:
res_dir = osp.join(*folders)
res_seq_dir = osp.join(res_dir, seq_idx)
data_utils.save_sequence(
res_seq_dir, seq_to_save, frm_idx, to_bgr=True)
# compute metrics for the current sequence
if opt['dataset']['degradation']['type'] == 'Multimodal':
true_seq_dir = osp.join(
opt['dataset'][dataset_idx]['data_path'],
opt['dataset'][dataset_idx]['domain'],
seq_idx,
opt['dataset'][dataset_idx]['modalities']['ground_truth']['name']
)
else:
true_seq_dir = osp.join(
opt['dataset'][dataset_idx]['gt_seq_dir'], seq_idx)
if compute_metrics:
metric_calculator.compute_sequence_metrics(
seq_idx, true_seq_dir, '', pred_seq=output_seq)
# save/print metrics
if compute_metrics:
if opt['test'].get('save_json'):
# save results to json file
json_path = osp.join(
opt['test']['json_dir'], '{}_avg.json'.format(ds_name))
metric_calculator.save_results(
model_idx, json_path, override=True)
else:
# print directly
metric_calculator.display_results()
