def main(args):
assert torch.cuda.is_available(), 'CUDA is not available.'
torch.backends.cudnn.enabled = True
torch.backends.cudnn.benchmark = True
prepare_seed(args.rand_seed)
logstr = 'seed-{:}-time-{:}'.format(args.rand_seed, time_for_file())
logger = Logger(args.save_path, logstr)
logger.log('Main Function with logger : {:}'.format(logger))
logger.log('Arguments : -------------------------------')
for name, value in args._get_kwargs():
logger.log('{:16} : {:}'.format(name, value))
logger.log("Python version : {}".format(sys.version.replace('\n', ' ')))
logger.log("Pillow version : {}".format(PIL.__version__))
logger.log("PyTorch version : {}".format(torch.__version__))
logger.log("cuDNN version : {}".format(torch.backends.cudnn.version()))
# General Data Argumentation
mean_fill = tuple( [int(x*255) for x in [0.485, 0.456, 0.406] ] )
normalize = transforms.Normalize(mean=[0.485, 0.456, 0.406],
std=[0.229, 0.224, 0.225])
assert args.arg_flip == False, 'The flip is : {}, rotate is {}'.format(args.arg_flip, args.rotate_max)
train_transform = [transforms.PreCrop(args.pre_crop_expand)]
train_transform += [transforms.TrainScale2WH((args.crop_width, args.crop_height))]
train_transform += [transforms.AugScale(args.scale_prob, args.scale_min, args.scale_max)]
#if args.arg_flip:
# train_transform += [transforms.AugHorizontalFlip()]
if args.rotate_max:
train_transform += [transforms.AugRotate(args.rotate_max)]
train_transform += [transforms.AugCrop(args.crop_width, args.crop_height, args.crop_perturb_max, mean_fill)]
train_transform += [transforms.ToTensor(), normalize]
train_transform = transforms.Compose( train_transform )
eval_transform = transforms.Compose([transforms.PreCrop(args.pre_crop_expand), transforms.TrainScale2WH((args.crop_width, args.crop_height)), transforms.ToTensor(), normalize])
assert (args.scale_min+args.scale_max) / 2 == args.scale_eval, 'The scale is not ok : {},{} vs {}'.format(args.scale_min, args.scale_max, args.scale_eval)
# Model Configure Load
model_config = load_configure(args.model_config, logger)
args.sigma = args.sigma * args.scale_eval
logger.log('Real Sigma : {:}'.format(args.sigma))
# Training Dataset
train_data = Dataset(train_transform, args.sigma, model_config.downsample, args.heatmap_type, args.data_indicator)
train_data.load_list(args.train_lists, args.num_pts, True)
train_loader = torch.utils.data.DataLoader(train_data, batch_size=args.batch_size, shuffle=True, num_workers=args.workers, pin_memory=True)
# Evaluation Dataloader
eval_loaders = []
if args.eval_vlists is not None:
for eval_vlist in args.eval_vlists:
eval_vdata = Dataset(eval_transform, args.sigma, model_config.downsample, args.heatmap_type, args.data_indicator)
eval_vdata.load_list(eval_vlist, args.num_pts, True)
eval_vloader = torch.utils.data.DataLoader(eval_vdata, batch_size=args.batch_size, shuffle=False,
num_workers=args.workers, pin_memory=True)
eval_loaders.append((eval_vloader, True))
if args.eval_ilists is not None:
for eval_ilist in args.eval_ilists:
eval_idata = Dataset(eval_transform, args.sigma, model_config.downsample, args.heatmap_type, args.data_indicator)
eval_idata.load_list(eval_ilist, args.num_pts, True)
eval_iloader = torch.utils.data.DataLoader(eval_idata, batch_size=args.batch_size, shuffle=False,
num_workers=args.workers, pin_memory=True)
eval_loaders.append((eval_iloader, False))
# Define network
logger.log('configure : {:}'.format(model_config))
net = obtain_model(model_config, args.num_pts + 1)
assert model_config.downsample == net.downsample, 'downsample is not correct : {} vs {}'.format(model_config.downsample, net.downsample)
logger.log("=> network :\n {}".format(net))
logger.log('Training-data : {:}'.format(train_data))
for i, eval_loader in enumerate(eval_loaders):
eval_loader, is_video = eval_loader
logger.log('The [{:2d}/{:2d}]-th testing-data [{:}] = {:}'.format(i, len(eval_loaders), 'video' if is_video else 'image', eval_loader.dataset))
logger.log('arguments : {:}'.format(args))
opt_config = load_configure(args.opt_config, logger)
if hasattr(net, 'specify_parameter'):
net_param_dict = net.specify_parameter(opt_config.LR, opt_config.Decay)
else:
net_param_dict = net.parameters()
optimizer, scheduler, criterion = obtain_optimizer(net_param_dict, opt_config, logger)
logger.log('criterion : {:}'.format(criterion))
net, criterion = net.cuda(), criterion.cuda()
net = torch.nn.DataParallel(net)
last_info = logger.last_info()
if last_info.exists():
logger.log("=> loading checkpoint of the last-info '{:}' start".format(last_info))
last_info = torch.load(last_info)
start_epoch = last_info['epoch'] + 1
checkpoint = torch.load(last_info['last_checkpoint'])
assert last_info['epoch'] == checkpoint['epoch'], 'Last-Info is not right {:} vs {:}'.format(last_info, checkpoint['epoch'])
net.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
scheduler.load_state_dict(checkpoint['scheduler'])
logger.log("=> load-ok checkpoint '{:}' (epoch {:}) done" .format(logger.last_info(), checkpoint['epoch']))
else:
logger.log("=> do not find the last-info file : {:}".format(last_info))
start_epoch = 0
if args.eval_once:
logger.log("=> only evaluate the model once")
eval_results = eval_all(args, eval_loaders, net, criterion, 'eval-once', logger, opt_config)
logger.close() ; return
# Main Training and Evaluation Loop
start_time = time.time()
epoch_time = AverageMeter()
for epoch in range(start_epoch, opt_config.epochs):
scheduler.step()
need_time = convert_secs2time(epoch_time.avg * (opt_config.epochs-epoch), True)
epoch_str = 'epoch-{:03d}-{:03d}'.format(epoch, opt_config.epochs)
LRs = scheduler.get_lr()
logger.log('\n==>>{:s} [{:s}], [{:s}], LR : [{:.5f} ~ {:.5f}], Config : {:}'.format(time_string(), epoch_str, need_time, min(LRs), max(LRs), opt_config))
# train for one epoch
train_loss, train_nme = train(args, train_loader, net, criterion, optimizer, epoch_str, logger, opt_config)
# log the results
logger.log('==>>{:s} Train [{:}] Average Loss = {:.6f}, NME = {:.2f}'.format(time_string(), epoch_str, train_loss, train_nme*100))
# remember best prec@1 and save checkpoint
save_path = save_checkpoint({
'epoch': epoch,
'args' : deepcopy(args),
'arch' : model_config.arch,
'state_dict': net.state_dict(),
'scheduler' : scheduler.state_dict(),
'optimizer' : optimizer.state_dict(),
}, logger.path('model') / '{:}-{:}.pth'.format(model_config.arch, epoch_str), logger)
last_info = save_checkpoint({
'epoch': epoch,
'last_checkpoint': save_path,
}, logger.last_info(), logger)
eval_results = eval_all(args, eval_loaders, net, criterion, epoch_str, logger, opt_config)
# measure elapsed time
epoch_time.update(time.time() - start_time)
start_time = time.time()
logger.close()
def main(args):
assert torch.cuda.is_available(), 'CUDA is not available.'
torch.backends.cudnn.enabled = True
torch.backends.cudnn.benchmark = True
torch.set_num_threads( args.workers )
print ('Training Base Detector : prepare_seed : {:}'.format(args.rand_seed))
prepare_seed(args.rand_seed)
temporal_main, eval_all = procedures['{:}-train'.format(args.procedure)], procedures['{:}-test'.format(args.procedure)]
logger = prepare_logger(args)
# General Data Argumentation
normalize, train_transform, eval_transform, robust_transform = prepare_data_augmentation(transforms, args)
recover = transforms.ToPILImage(normalize)
args.tensor2imageF = recover
assert (args.scale_min+args.scale_max) / 2 == 1, 'The scale is not ok : {:} ~ {:}'.format(args.scale_min, args.scale_max)
# Model Configure Load
model_config = load_configure(args.model_config, logger)
sbr_config = load_configure(args.sbr_config, logger)
shape = (args.height, args.width)
logger.log('--> {:}\n--> Sigma : {:}, Shape : {:}'.format(model_config, args.sigma, shape))
logger.log('--> SBR Configuration : {:}\n'.format(sbr_config))
# Training Dataset
train_data = VDataset(train_transform, args.sigma, model_config.downsample, args.heatmap_type, shape, args.use_gray, args.mean_point, \
args.data_indicator, sbr_config, transforms.ToPILImage(normalize, 'cv2gray'))
train_data.load_list(args.train_lists, args.num_pts, args.boxindicator, args.normalizeL, True)
batch_sampler = SbrBatchSampler(train_data, args.i_batch_size, args.v_batch_size, args.sbr_sampler_use_vid)
train_loader = torch.utils.data.DataLoader(train_data, batch_sampler=batch_sampler, num_workers=args.workers, pin_memory=True)
# Evaluation Dataloader
eval_loaders = []
if args.eval_ilists is not None:
for eval_ilist in args.eval_ilists:
eval_idata = IDataset(eval_transform, args.sigma, model_config.downsample, args.heatmap_type, shape, args.use_gray, args.mean_point, args.data_indicator)
eval_idata.load_list(eval_ilist, args.num_pts, args.boxindicator, args.normalizeL, True)
eval_iloader = torch.utils.data.DataLoader(eval_idata, batch_size=args.i_batch_size+args.v_batch_size, shuffle=False, num_workers=args.workers, pin_memory=True)
eval_loaders.append((eval_iloader, False))
if args.eval_vlists is not None:
for eval_vlist in args.eval_vlists:
eval_vdata = IDataset(eval_transform, args.sigma, model_config.downsample, args.heatmap_type, shape, args.use_gray, args.mean_point, args.data_indicator)
eval_vdata.load_list(eval_vlist, args.num_pts, args.boxindicator, args.normalizeL, True)
eval_vloader = torch.utils.data.DataLoader(eval_vdata, batch_size=args.i_batch_size+args.v_batch_size, shuffle=False, num_workers=args.workers, pin_memory=True)
eval_loaders.append((eval_vloader, True))
# from 68 points to 49 points, removing the face contour
if args.x68to49:
assert args.num_pts == 68, 'args.num_pts is not 68 vs. {:}'.format(args.num_pts)
if train_data is not None: train_data = convert68to49( train_data )
for eval_loader, is_video in eval_loaders:
convert68to49( eval_loader.dataset )
args.num_pts = 49
# define the temporal model (accelerated SBR)
net = obtain_pro_temporal(model_config, sbr_config, args.num_pts, args.sigma, args.use_gray)
assert model_config.downsample == net.downsample, 'downsample is not correct : {:} vs {:}'.format(model_config.downsample, net.downsample)
logger.log("=> network :\n {}".format(net))
logger.log('Training-data : {:}'.format(train_data))
for i, eval_loader in enumerate(eval_loaders):
eval_loader, is_video = eval_loader
logger.log('The [{:2d}/{:2d}]-th testing-data [{:}] = {:}'.format(i, len(eval_loaders), 'video' if is_video else 'image', eval_loader.dataset))
logger.log('arguments : {:}'.format(args))
opt_config = load_configure(args.opt_config, logger)
if hasattr(net, 'specify_parameter'): net_param_dict = net.specify_parameter(opt_config.LR, opt_config.weight_decay)
else : net_param_dict = net.parameters()
optimizer, scheduler, criterion = obtain_optimizer(net_param_dict, opt_config, logger)
logger.log('criterion : {:}'.format(criterion))
net, criterion = net.cuda(), criterion.cuda()
net = torch.nn.DataParallel(net)
last_info = logger.last_info()
if last_info.exists():
logger.log("=> loading checkpoint of the last-info '{:}' start".format(last_info))
last_info = torch.load(last_info)
start_epoch = last_info['epoch'] + 1
checkpoint = torch.load(last_info['last_checkpoint'])
test_accuracies = checkpoint['test_accuracies']
assert last_info['epoch'] == checkpoint['epoch'], 'Last-Info is not right {:} vs {:}'.format(last_info, checkpoint['epoch'])
net.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
scheduler.load_state_dict(checkpoint['scheduler'])
logger.log("=> load-ok checkpoint '{:}' (epoch {:}) done" .format(logger.last_info(), checkpoint['epoch']))
elif args.init_model is not None:
last_checkpoint = load_checkpoint(args.init_model)
checkpoint = remove_module_dict(last_checkpoint['state_dict'], False)
net.module.detector.load_state_dict( checkpoint )
logger.log("=> initialize the detector : {:}".format(args.init_model))
start_epoch, test_accuracies = 0, {'best': 10000}
else:
logger.log("=> do not find the last-info file : {:}".format(last_info))
start_epoch, test_accuracies = 0, {'best': 10000}
detector = torch.nn.DataParallel(net.module.detector)
if args.skip_first_eval == False:
logger.log('===>>> First Time Evaluation')
eval_results, eval_metas = eval_all(args, eval_loaders, detector, criterion, 'Before-Training', logger, opt_config, None)
save_path = save_checkpoint(eval_metas, logger.path('meta') / '{:}-first.pth'.format(model_config.arch), logger)
logger.log('===>>> Before Training : {:}'.format(eval_results))
# Main Training and Evaluation Loop
start_time = time.time()
epoch_time = AverageMeter()
for epoch in range(start_epoch, opt_config.epochs):
need_time = convert_secs2time(epoch_time.avg * (opt_config.epochs-epoch), True)
epoch_str = 'epoch-{:03d}-{:03d}'.format(epoch, opt_config.epochs)
LRs = scheduler.get_lr()
logger.log('\n==>>{:s} [{:s}], [{:s}], LR : [{:.5f} ~ {:.5f}], Config : {:}'.format(time_string(), epoch_str, need_time, min(LRs), max(LRs), opt_config))
# train for one epoch
train_loss, train_nme = temporal_main(args, train_loader, net, criterion, optimizer, epoch_str, logger, opt_config, sbr_config, epoch>=sbr_config.start, 'train')
scheduler.step()
# log the results
logger.log('==>>{:s} Train [{:}] Average Loss = {:.6f}, NME = {:.2f}'.format(time_string(), epoch_str, train_loss, train_nme*100))
save_path = save_checkpoint({
'epoch': epoch,
'args' : deepcopy(args),
'arch' : model_config.arch,
'detector' : detector.state_dict(),
'test_accuracies': test_accuracies,
'state_dict': net.state_dict(),
'scheduler' : scheduler.state_dict(),
'optimizer' : optimizer.state_dict(),
}, logger.path('model') / 'ckp-seed-{:}-last-{:}.pth'.format(args.rand_seed, model_config.arch), logger)
last_info = save_checkpoint({
'epoch': epoch,
'last_checkpoint': save_path,
}, logger.last_info(), logger)
if (args.eval_freq is None) or (epoch+1 == opt_config.epochs) or (epoch%args.eval_freq == 0):
if epoch+1 == opt_config.epochs: _robust_transform = robust_transform
else : _robust_transform = None
logger.log('')
eval_results, eval_metas = eval_all(args, eval_loaders, detector, criterion, epoch_str, logger, opt_config, _robust_transform)
# check whether it is the best and save with copyfile(src, dst)
try:
cur_eval_nme = float( eval_results.split('NME = ')[1].split(' ')[0] )
except:
cur_eval_nme = 1e9
test_accuracies[epoch] = cur_eval_nme
if test_accuracies['best'] > cur_eval_nme: # find the lowest error
dest_path = logger.path('model') / 'ckp-seed-{:}-best-{:}.pth'.format(args.rand_seed, model_config.arch)
copyfile(save_path, dest_path)
logger.log('==>> find lowest error = {:}, save into {:}'.format(cur_eval_nme, dest_path))
meta_save_path = save_checkpoint(eval_metas, logger.path('meta') / '{:}-{:}.pth'.format(model_config.arch, epoch_str), logger)
logger.log('==>> evaluation results : {:}'.format(eval_results))
# measure elapsed time
epoch_time.update(time.time() - start_time)
start_time = time.time()
logger.log('Final checkpoint into {:}'.format(logger.last_info()))
logger.close()
def main(args):
assert torch.cuda.is_available(), 'CUDA is not available.'
torch.backends.cudnn.enabled = True
torch.backends.cudnn.benchmark = True
prepare_seed(args.rand_seed)
logstr = 'seed-{:}-time-{:}'.format(args.rand_seed, time_for_file())
logger = Logger(args.save_path, logstr)
logger.log('Main Function with logger : {:}'.format(logger))
logger.log('Arguments : -------------------------------')
for name, value in args._get_kwargs():
logger.log('{:16} : {:}'.format(name, value))
logger.log("Python version : {}".format(sys.version.replace('\n', ' ')))
logger.log("Pillow version : {}".format(PIL.__version__))
logger.log("PyTorch version : {}".format(torch.__version__))
logger.log("cuDNN version : {}".format(torch.backends.cudnn.version()))
# General Data Argumentation
mean_fill = tuple([int(x * 255) for x in [0.485, 0.456, 0.406]])
normalize = transforms.Normalize(mean=[0.485, 0.456, 0.406],
std=[0.229, 0.224, 0.225])
assert args.arg_flip == False, 'The flip is : {}, rotate is {}'.format(
args.arg_flip, args.rotate_max)
train_transform = [transforms.PreCrop(args.pre_crop_expand)]
train_transform += [
transforms.TrainScale2WH((args.crop_width, args.crop_height))
]
train_transform += [
transforms.AugScale(args.scale_prob, args.scale_min, args.scale_max)
]
#if args.arg_flip:
# train_transform += [transforms.AugHorizontalFlip()]
if args.rotate_max:
train_transform += [transforms.AugRotate(args.rotate_max)]
train_transform += [
transforms.AugCrop(args.crop_width, args.crop_height,
args.crop_perturb_max, mean_fill)
]
train_transform += [transforms.ToTensor(), normalize]
train_transform = transforms.Compose(train_transform)
eval_transform = transforms.Compose([
transforms.PreCrop(args.pre_crop_expand),
transforms.TrainScale2WH((args.crop_width, args.crop_height)),
transforms.ToTensor(), normalize
])
assert (
args.scale_min + args.scale_max
) / 2 == args.scale_eval, 'The scale is not ok : {},{} vs {}'.format(
args.scale_min, args.scale_max, args.scale_eval)
# Model Configure Load
model_config = load_configure(args.model_config, logger)
args.sigma = args.sigma * args.scale_eval
logger.log('Real Sigma : {:}'.format(args.sigma))
# Training Dataset
train_data = VDataset(train_transform, args.sigma, model_config.downsample,
args.heatmap_type, args.data_indicator,
args.video_parser)
train_data.load_list(args.train_lists, args.num_pts, True)
train_loader = torch.utils.data.DataLoader(train_data,
batch_size=args.batch_size,
shuffle=True,
num_workers=args.workers,
pin_memory=True)
# Evaluation Dataloader
eval_loaders = []
if args.eval_vlists is not None:
for eval_vlist in args.eval_vlists:
eval_vdata = IDataset(eval_transform, args.sigma,
model_config.downsample, args.heatmap_type,
args.data_indicator)
eval_vdata.load_list(eval_vlist, args.num_pts, True)
eval_vloader = torch.utils.data.DataLoader(
eval_vdata,
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
eval_loaders.append((eval_vloader, True))
if args.eval_ilists is not None:
for eval_ilist in args.eval_ilists:
eval_idata = IDataset(eval_transform, args.sigma,
model_config.downsample, args.heatmap_type,
args.data_indicator)
eval_idata.load_list(eval_ilist, args.num_pts, True)
eval_iloader = torch.utils.data.DataLoader(
eval_idata,
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
eval_loaders.append((eval_iloader, False))
# Define network
lk_config = load_configure(args.lk_config, logger)
logger.log('model configure : {:}'.format(model_config))
logger.log('LK configure : {:}'.format(lk_config))
net = obtain_model(model_config, lk_config, args.num_pts + 1)
assert model_config.downsample == net.downsample, 'downsample is not correct : {} vs {}'.format(
model_config.downsample, net.downsample)
logger.log("=> network :\n {}".format(net))
logger.log('Training-data : {:}'.format(train_data))
for i, eval_loader in enumerate(eval_loaders):
eval_loader, is_video = eval_loader
logger.log('The [{:2d}/{:2d}]-th testing-data [{:}] = {:}'.format(
i, len(eval_loaders), 'video' if is_video else 'image',
eval_loader.dataset))
logger.log('arguments : {:}'.format(args))
opt_config = load_configure(args.opt_config, logger)
if hasattr(net, 'specify_parameter'):
net_param_dict = net.specify_parameter(opt_config.LR, opt_config.Decay)
else:
net_param_dict = net.parameters()
optimizer, scheduler, criterion = obtain_optimizer(net_param_dict,
opt_config, logger)
logger.log('criterion : {:}'.format(criterion))
net, criterion = net.cuda(), criterion.cuda()
net = torch.nn.DataParallel(net)
last_info = logger.last_info()
if last_info.exists():
logger.log("=> loading checkpoint of the last-info '{:}' start".format(
last_info))
last_info = torch.load(last_info)
start_epoch = last_info['epoch'] + 1
checkpoint = torch.load(last_info['last_checkpoint'])
assert last_info['epoch'] == checkpoint[
'epoch'], 'Last-Info is not right {:} vs {:}'.format(
last_info, checkpoint['epoch'])
net.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
scheduler.load_state_dict(checkpoint['scheduler'])
logger.log("=> load-ok checkpoint '{:}' (epoch {:}) done".format(
logger.last_info(), checkpoint['epoch']))
elif args.init_model is not None:
init_model = Path(args.init_model)
assert init_model.exists(), 'init-model {:} does not exist'.format(
init_model)
checkpoint = torch.load(init_model)
checkpoint = remove_module_dict(checkpoint['state_dict'], True)
net.module.detector.load_state_dict(checkpoint)
logger.log("=> initialize the detector : {:}".format(init_model))
start_epoch = 0
else:
logger.log("=> do not find the last-info file : {:}".format(last_info))
start_epoch = 0
detector = torch.nn.DataParallel(net.module.detector)
eval_results = eval_all(args, eval_loaders, detector, criterion,
'start-eval', logger, opt_config)
if args.eval_once:
logger.log("=> only evaluate the model once")
logger.close()
return
# Main Training and Evaluation Loop
start_time = time.time()
epoch_time = AverageMeter()
for epoch in range(start_epoch, opt_config.epochs):
scheduler.step()
need_time = convert_secs2time(
epoch_time.avg * (opt_config.epochs - epoch), True)
epoch_str = 'epoch-{:03d}-{:03d}'.format(epoch, opt_config.epochs)
LRs = scheduler.get_lr()
logger.log(
'\n==>>{:s} [{:s}], [{:s}], LR : [{:.5f} ~ {:.5f}], Config : {:}'.
format(time_string(), epoch_str, need_time, min(LRs), max(LRs),
opt_config))
# train for one epoch
train_loss = train(args, train_loader, net, criterion, optimizer,
epoch_str, logger, opt_config, lk_config,
epoch >= lk_config.start)
# log the results
logger.log('==>>{:s} Train [{:}] Average Loss = {:.6f}'.format(
time_string(), epoch_str, train_loss))
# remember best prec@1 and save checkpoint
save_path = save_checkpoint(
{
'epoch': epoch,
'args': deepcopy(args),
'arch': model_config.arch,
'state_dict': net.state_dict(),
'detector': detector.state_dict(),
'scheduler': scheduler.state_dict(),
'optimizer': optimizer.state_dict(),
},
logger.path('model') /
'{:}-{:}.pth'.format(model_config.arch, epoch_str), logger)
last_info = save_checkpoint(
{
'epoch': epoch,
'last_checkpoint': save_path,
}, logger.last_info(), logger)
eval_results = eval_all(args, eval_loaders, detector, criterion,
epoch_str, logger, opt_config)
# measure elapsed time
epoch_time.update(time.time() - start_time)
start_time = time.time()
logger.close()
def main(args):
assert torch.cuda.is_available(), 'CUDA is not available.'
torch.backends.cudnn.enabled = True
torch.backends.cudnn.benchmark = True
torch.set_num_threads(args.workers)
print('Training Base Detector : prepare_seed : {:}'.format(args.rand_seed))
prepare_seed(args.rand_seed)
basic_main, eval_all = procedures['{:}-train'.format(
args.procedure)], procedures['{:}-test'.format(args.procedure)]
logger = prepare_logger(args)
# General Data Augmentation
normalize, train_transform, eval_transform, robust_transform = prepare_data_augmentation(
transforms, args)
#data_cache = get_path2image( args.shared_img_cache )
data_cache = None
recover = transforms.ToPILImage(normalize)
args.tensor2imageF = recover
assert (args.scale_min +
args.scale_max) / 2 == 1, 'The scale is not ok : {:} ~ {:}'.format(
args.scale_min, args.scale_max)
logger.log('robust_transform : {:}'.format(robust_transform))
# Model Configure Load
model_config = load_configure(args.model_config, logger)
shape = (args.height, args.width)
logger.log('--> {:}\n--> Sigma : {:}, Shape : {:}'.format(
model_config, args.sigma, shape))
# Training Dataset
if args.train_lists:
train_data = Dataset(train_transform, args.sigma,
model_config.downsample, args.heatmap_type, shape,
args.use_gray, args.mean_point,
args.data_indicator, data_cache)
safex_data = Dataset(eval_transform, args.sigma,
model_config.downsample, args.heatmap_type, shape,
args.use_gray, args.mean_point,
args.data_indicator, data_cache)
train_data.set_cutout(args.cutout_length)
safex_data.set_cutout(args.cutout_length)
train_data.load_list(args.train_lists, args.num_pts, args.boxindicator,
args.normalizeL, True)
safex_data.load_list(args.train_lists, args.num_pts, args.boxindicator,
args.normalizeL, True)
if args.sampler is None:
train_loader = torch.utils.data.DataLoader(
train_data,
batch_size=args.batch_size,
shuffle=True,
num_workers=args.workers,
drop_last=True,
pin_memory=True)
safex_loader = torch.utils.data.DataLoader(
safex_data,
batch_size=args.batch_size,
shuffle=True,
num_workers=args.workers,
drop_last=True,
pin_memory=True)
else:
train_sampler = SpecialBatchSampler(train_data, args.batch_size,
args.sampler)
safex_sampler = SpecialBatchSampler(safex_data, args.batch_size,
args.sampler)
logger.log('Training-sampler : {:}'.format(train_sampler))
train_loader = torch.utils.data.DataLoader(
train_data,
batch_sampler=train_sampler,
num_workers=args.workers,
pin_memory=True)
safex_loader = torch.utils.data.DataLoader(
safex_data,
batch_sampler=safex_sampler,
num_workers=args.workers,
pin_memory=True)
logger.log('Training-data : {:}'.format(train_data))
else:
train_data, safex_loader = None, None
#train_data[0]
# Evaluation Dataloader
eval_loaders = []
if args.eval_ilists is not None:
for eval_ilist in args.eval_ilists:
eval_idata = Dataset(eval_transform, args.sigma,
model_config.downsample, args.heatmap_type,
shape, args.use_gray, args.mean_point,
args.data_indicator, data_cache)
eval_idata.load_list(eval_ilist, args.num_pts, args.boxindicator,
args.normalizeL, True)
eval_iloader = torch.utils.data.DataLoader(
eval_idata,
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
eval_loaders.append((eval_iloader, False))
if args.eval_vlists is not None:
for eval_vlist in args.eval_vlists:
eval_vdata = Dataset(eval_transform, args.sigma,
model_config.downsample, args.heatmap_type,
shape, args.use_gray, args.mean_point,
args.data_indicator, data_cache)
eval_vdata.load_list(eval_vlist, args.num_pts, args.boxindicator,
args.normalizeL, True)
eval_vloader = torch.utils.data.DataLoader(
eval_vdata,
batch_size=args.batch_size,
shuffle=False,
num_workers=args.workers,
pin_memory=True)
eval_loaders.append((eval_vloader, True))
# from 68 points to 49 points, removing the face contour
if args.x68to49:
assert args.num_pts == 68, 'args.num_pts is not 68 vs. {:}'.format(
args.num_pts)
if train_data is not None: train_data = convert68to49(train_data)
for eval_loader, is_video in eval_loaders:
convert68to49(eval_loader.dataset)
args.num_pts = 49
# define the detector
detector = obtain_pro_model(model_config, args.num_pts, args.sigma,
args.use_gray)
assert model_config.downsample == detector.downsample, 'downsample is not correct : {:} vs {:}'.format(
model_config.downsample, detector.downsample)
logger.log("=> detector :\n {:}".format(detector))
logger.log("=> Net-Parameters : {:} MB".format(
count_parameters_in_MB(detector)))
for i, eval_loader in enumerate(eval_loaders):
eval_loader, is_video = eval_loader
logger.log('The [{:2d}/{:2d}]-th testing-data [{:}] = {:}'.format(
i, len(eval_loaders), 'video' if is_video else 'image',
eval_loader.dataset))
logger.log('arguments : {:}\n'.format(args))
logger.log('train_transform : {:}'.format(train_transform))
logger.log('eval_transform : {:}'.format(eval_transform))
opt_config = load_configure(args.opt_config, logger)
if hasattr(detector, 'specify_parameter'):
net_param_dict = detector.specify_parameter(opt_config.LR,
opt_config.weight_decay)
else:
net_param_dict = detector.parameters()
optimizer, scheduler, criterion = obtain_optimizer(net_param_dict,
opt_config, logger)
logger.log('criterion : {:}'.format(criterion))
detector, criterion = detector.cuda(), criterion.cuda()
net = torch.nn.DataParallel(detector)
last_info = logger.last_info()
if last_info.exists():
logger.log("=> loading checkpoint of the last-info '{:}' start".format(
last_info))
last_info = torch.load(last_info)
start_epoch = last_info['epoch'] + 1
checkpoint = torch.load(last_info['last_checkpoint'])
assert last_info['epoch'] == checkpoint[
'epoch'], 'Last-Info is not right {:} vs {:}'.format(
last_info, checkpoint['epoch'])
net.load_state_dict(checkpoint['state_dict'])
optimizer.load_state_dict(checkpoint['optimizer'])
scheduler.load_state_dict(checkpoint['scheduler'])
logger.log("=> load-ok checkpoint '{:}' (epoch {:}) done".format(
logger.last_info(), checkpoint['epoch']))
elif args.init_model is not None:
last_checkpoint = load_checkpoint(args.init_model)
net.load_state_dict(last_checkpoint['detector'])
logger.log("=> initialize the detector : {:}".format(args.init_model))
start_epoch = 0
else:
logger.log("=> do not find the last-info file : {:}".format(last_info))
start_epoch = 0
if args.eval_once is not None:
logger.log("=> only evaluate the model once")
#if safex_loader is not None:
# safe_results, safe_metas = eval_all(args, [(safex_loader, False)], net, criterion, 'eval-once-train', logger, opt_config, robust_transform)
# logger.log('-'*50 + ' evaluate the training set')
#import pdb; pdb.set_trace()
eval_results, eval_metas = eval_all(args, eval_loaders, net, criterion,
'eval-once', logger, opt_config,
robust_transform)
all_predictions = [eval_meta.predictions for eval_meta in eval_metas]
torch.save(
all_predictions,
osp.join(args.save_path,
'{:}-predictions.pth'.format(args.eval_once)))
logger.log('==>> evaluation results : {:}'.format(eval_results))
logger.log('==>> configuration : {:}'.format(model_config))
logger.close()
return
# Main Training and Evaluation Loop
start_time = time.time()
epoch_time = AverageMeter()
for epoch in range(start_epoch, opt_config.epochs):
need_time = convert_secs2time(
epoch_time.avg * (opt_config.epochs - epoch), True)
epoch_str = 'epoch-{:03d}-{:03d}'.format(epoch, opt_config.epochs)
LRs = scheduler.get_lr()
logger.log(
'\n==>>{:s} [{:s}], [{:s}], LR : [{:.5f} ~ {:.5f}], Config : {:}'.
format(time_string(), epoch_str, need_time, min(LRs), max(LRs),
opt_config))
# train for one epoch
train_loss, train_meta, train_nme = basic_main(args, train_loader, net,
criterion, optimizer,
epoch_str, logger,
opt_config, 'train')
scheduler.step()
# log the results
logger.log(
'==>>{:s} Train [{:}] Average Loss = {:.6f}, NME = {:.2f}'.format(
time_string(), epoch_str, train_loss, train_nme * 100))
save_path = save_checkpoint(
{
'epoch': epoch,
'args': deepcopy(args),
'arch': model_config.arch,
'detector': net.state_dict(),
'state_dict': net.state_dict(),
'scheduler': scheduler.state_dict(),
'optimizer': optimizer.state_dict(),
},
logger.path('model') /
'seed-{:}-{:}.pth'.format(args.rand_seed, model_config.arch),
logger)
last_info = save_checkpoint(
{
'epoch': epoch,
'args': deepcopy(args),
'last_checkpoint': save_path,
}, logger.last_info(), logger)
if (args.eval_freq is None) or (epoch + 1 == opt_config.epochs) or (
epoch % args.eval_freq == 0):
if epoch + 1 == opt_config.epochs:
_robust_transform = robust_transform
else:
_robust_transform = None
logger.log('')
eval_results, eval_metas = eval_all(args, eval_loaders, net,
criterion, epoch_str, logger,
opt_config, _robust_transform)
#save_path = save_checkpoint(eval_metas, logger.path('meta') / '{:}-{:}.pth'.format(model_config.arch, epoch_str), logger)
save_path = save_checkpoint(
eval_metas,
logger.path('meta') /
'seed-{:}-{:}.pth'.format(args.rand_seed, model_config.arch),
logger)
logger.log(
'==>> evaluation results : {:}\n==>> save evaluation results into {:}.'
.format(eval_results, save_path))
# measure elapsed time
epoch_time.update(time.time() - start_time)
start_time = time.time()
logger.log('Final checkpoint into {:}'.format(logger.last_info()))
logger.close()
