def main():
global args
set_random_seed(1)
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu_devices
log_name = 'test.log' if args.evaluate else 'train.log'
log_name += time.strftime('-%Y-%m-%d-%H-%M-%S')
sys.stdout = Logger(osp.join(args.save_dir, log_name))
print('** Arguments **')
arg_keys = list(args.__dict__.keys())
arg_keys.sort()
for key in arg_keys:
print('{}: {}'.format(key, args.__dict__[key]))
torch.backends.cudnn.benchmark = True
datamanager = ImageDataManager(batch_size=args.batch_size)
trainloader, queryloader, galleryloader = datamanager.return_dataloaders()
print('Building model: {}'.format(args.arch))
model = build_model(args.arch,
4000,
args.bias,
args.bnneck,
pretrained=(not args.no_pretrained))
if args.load_weights and check_isfile(args.load_weights):
load_pretrained_weights(model, args.load_weights)
model.cuda()
if args.evaluate:
evaluate(model, queryloader, galleryloader, args.dist_metric,
args.normalize_feature)
return
criterion = CrossEntropyLoss(4000)
optimizer = torch.optim.Adam(model.parameters(),
lr=0.0003,
weight_decay=5e-04,
betas=(0.9, 0.999))
scheduler = build_lr_scheduler(optimizer, args.lr_scheduler, args.stepsize)
time_start = time.time()
print('=> Start training')
for epoch in range(args.start_epoch, args.max_epoch):
train(epoch, model, criterion, optimizer, trainloader)
scheduler.step()
if (epoch + 1) % 20 == 0:
save_checkpoint(
{
'state_dict': model.state_dict(),
'epoch': epoch + 1,
'optimizer': optimizer.state_dict(),
}, args.save_dir)
evaluate(model, queryloader, galleryloader, args.dist_metric,
args.normalize_feature)
elapsed = round(time.time() - time_start)
elapsed = str(datetime.timedelta(seconds=elapsed))
print('Elapsed {}'.format(elapsed))
def __init__(
self,
model_name='',
model_path='',
image_size=(256, 128),
pixel_mean=[0.485, 0.456, 0.406],
pixel_std=[0.229, 0.224, 0.225],
pixel_norm=True,
device='cuda',
verbose=True
):
# Build model
model = build_model(
model_name,
num_classes=1,
pretrained=True,
use_gpu=device.startswith('cuda')
)
model.eval()
num_params, flops = compute_model_complexity(
model, (1, 3, image_size[0], image_size[1])
)
if verbose:
print('Model: {}'.format(model_name))
print('- params: {:,}'.format(num_params))
print('- flops: {:,}'.format(flops))
if model_path and check_isfile(model_path):
load_pretrained_weights(model, model_path)
# Build transform functions
transforms = []
transforms += [T.Resize(image_size)]
transforms += [T.ToTensor()]
if pixel_norm:
transforms += [T.Normalize(mean=pixel_mean, std=pixel_std)]
preprocess = T.Compose(transforms)
to_pil = T.ToPILImage()
device = torch.device(device)
model.to(device)
# Class attributes
self.model = model
self.preprocess = preprocess
self.to_pil = to_pil
self.device = device
def __init__(self,
config_path='',
model_path='',
device='cuda',
verbose=True):
# Build model
cfg = get_default_config()
merge_from_files_with_base(cfg, config_path)
cfg.use_gpu = device.startswith('cuda')
model = build_model(**model_kwargs(cfg, 1))
model.eval()
image_size = (cfg.data.height, cfg.data.width)
flops, num_params = get_model_complexity_info(
model, (3, image_size[0], image_size[1]),
as_strings=False,
verbose=False,
print_per_layer_stat=False)
if verbose:
print('Model: {}'.format(cfg.model.name))
print('- params: {:,}'.format(num_params))
print('- flops: {:,}'.format(flops))
if model_path and check_isfile(model_path):
load_pretrained_weights(model, model_path)
# Build transform functions
transforms = []
transforms += [T.Resize(image_size)]
transforms += [T.ToTensor()]
print(cfg.data.norm_mean, cfg.data.norm_std)
transforms += [
T.Normalize(mean=cfg.data.norm_mean, std=cfg.data.norm_std)
]
preprocess = T.Compose(transforms)
to_pil = T.ToPILImage()
device = torch.device(device)
model.to(device)
# Class attributes
self.model = model
self.preprocess = preprocess
self.to_pil = to_pil
self.device = device
def main():
global args
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu_devices
torch.backends.cudnn.benchmark = True
datamanager = ImageDataManager(batch_size=args.batch_size)
trainloader, queryloader, galleryloader = datamanager.return_dataloaders()
print('Building model: {}'.format(args.arch))
model = build_model(args.arch, 4768, args.bias, args.bnneck)
if args.load_weights and check_isfile(args.load_weights):
load_pretrained_weights(model, args.load_weights)
model.cuda()
test(model, queryloader, galleryloader, args.dist_metric,
args.normalize_feature)
def __init__(self, model_type, use_cuda=True):
self.device = "cuda" if torch.cuda.is_available(
) and use_cuda else "cpu"
self.input_width = 128
self.input_height = 256
self.model = models.build_model(name=model_type, num_classes=1000)
self.model.to(self.device)
self.model.eval()
logger = logging.getLogger("root.tracker")
logger.info("Selected model type: {}".format(model_type))
self.size = (self.input_width, self.input_height)
self.norm = transforms.Compose([
transforms.ToTensor(),
transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225]),
])
def main():
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--config-file', type=str, default='', required=True,
help='Path to config file')
parser.add_argument('--output-name', type=str, default='model',
help='Path to save ONNX model')
parser.add_argument('--num-classes', type=int, nargs='+', default=None)
parser.add_argument('--opset', type=int, default=11)
parser.add_argument('--verbose', action='store_true',
help='Verbose mode for onnx.export')
parser.add_argument('--disable-dyn-axes', default=False, action='store_true')
parser.add_argument('--export_ir', action='store_true')
parser.add_argument('opts', default=None, nargs=argparse.REMAINDER,
help='Modify config options using the command-line')
args = parser.parse_args()
cfg = get_default_config()
cfg.use_gpu = torch.cuda.is_available()
if args.config_file:
merge_from_files_with_base(cfg, args.config_file)
reset_config(cfg)
cfg.merge_from_list(args.opts)
compression_hyperparams = get_compression_hyperparams(cfg.model.load_weights)
is_nncf_used = compression_hyperparams['enable_quantization'] or compression_hyperparams['enable_pruning']
if is_nncf_used:
print(f'Using NNCF -- making NNCF changes in config')
cfg = make_nncf_changes_in_config(cfg,
compression_hyperparams['enable_quantization'],
compression_hyperparams['enable_pruning'],
args.opts)
cfg.train.mix_precision = False
cfg.freeze()
num_classes = parse_num_classes(source_datasets=cfg.data.sources,
classification=cfg.model.type == 'classification' or cfg.model.type == 'multilabel',
num_classes=args.num_classes,
snap_path=cfg.model.load_weights)
model = build_model(**model_kwargs(cfg, num_classes))
if cfg.model.load_weights:
load_pretrained_weights(model, cfg.model.load_weights)
else:
warnings.warn("No weights are passed through 'load_weights' parameter! "
"The model will be converted with random or pretrained weights", category=RuntimeWarning)
if 'tresnet' in cfg.model.name:
patch_InplaceAbn_forward()
if is_nncf_used:
print('Begin making NNCF changes in model')
model = make_nncf_changes_in_eval(model, cfg)
print('End making NNCF changes in model')
onnx_file_path = export_onnx(model=model.eval(),
cfg=cfg,
output_file_path=args.output_name,
disable_dyn_axes=args.disable_dyn_axes,
verbose=args.verbose,
opset=args.opset,
extra_check=True)
if args.export_ir:
input_shape = [1, 3, cfg.data.height, cfg.data.width]
export_ir(onnx_model_path=onnx_file_path,
norm_mean=cfg.data.norm_mean,
norm_std=cfg.data.norm_std,
input_shape=input_shape,
optimized_model_dir=os.path.dirname(os.path.abspath(onnx_file_path)),
data_type='FP32')
def main():
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--config-file',
type=str,
default='',
help='path to config file')
parser.add_argument(
'--gpu-devices',
type=str,
default='',
)
parser.add_argument('opts',
default=None,
nargs=argparse.REMAINDER,
help='Modify config options using the command-line')
args = parser.parse_args()
cfg = get_default_config()
if args.config_file:
cfg.merge_from_file(args.config_file)
cfg.merge_from_list(args.opts)
set_random_seed(cfg.train.seed)
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu_devices
log_name = 'test.log' if cfg.test.evaluate else 'train.log'
log_name += time.strftime('-%Y-%m-%d-%H-%M-%S')
sys.stdout = Logger(osp.join(cfg.data.save_dir, log_name))
print('Show configuration\n{}\n'.format(cfg))
torch.backends.cudnn.benchmark = True
datamanager = ImageDataManager(**imagedata_kwargs(cfg))
trainloader, queryloader, galleryloader = datamanager.return_dataloaders()
print('Building model: {}'.format(cfg.model.name))
model = build_model(cfg.model.name,
datamanager.num_train_pids,
'softmax',
pretrained=cfg.model.pretrained)
if cfg.model.load_weights and check_isfile(cfg.model.load_weights):
load_pretrained_weights(model, cfg.model.load_weights)
model = nn.DataParallel(model).cuda()
criterion = CrossEntropyLoss(datamanager.num_train_pids,
label_smooth=cfg.loss.softmax.label_smooth)
optimizer = build_optimizer(model, **optimizer_kwargs(cfg))
scheduler = build_lr_scheduler(optimizer, **lr_scheduler_kwargs(cfg))
if cfg.model.resume and check_isfile(cfg.model.resume):
cfg.train.start_epoch = resume_from_checkpoint(cfg.model.resume,
model,
optimizer=optimizer)
if cfg.test.evaluate:
distmat = evaluate(model,
queryloader,
galleryloader,
dist_metric=cfg.test.dist_metric,
normalize_feature=cfg.test.normalize_feature,
rerank=cfg.test.rerank,
return_distmat=True)
if cfg.test.visrank:
visualize_ranked_results(distmat,
datamanager.return_testdataset(),
'image',
width=cfg.data.width,
height=cfg.data.height,
save_dir=osp.join(cfg.data.save_dir,
'visrank'))
return
time_start = time.time()
print('=> Start training')
for epoch in range(cfg.train.start_epoch, cfg.train.max_epoch):
train(epoch,
cfg.train.max_epoch,
model,
criterion,
optimizer,
trainloader,
fixbase_epoch=cfg.train.fixbase_epoch,
open_layers=cfg.train.open_layers)
scheduler.step()
if (epoch + 1) % cfg.test.eval_freq == 0 or (epoch +
1) == cfg.train.max_epoch:
rank1 = evaluate(model,
queryloader,
galleryloader,
dist_metric=cfg.test.dist_metric,
normalize_feature=cfg.test.normalize_feature,
rerank=cfg.test.rerank)
save_checkpoint(
{
'state_dict': model.state_dict(),
'epoch': epoch + 1,
'rank1': rank1,
'optimizer': optimizer.state_dict(),
}, cfg.data.save_dir)
elapsed = round(time.time() - time_start)
elapsed = str(datetime.timedelta(seconds=elapsed))
print('Elapsed {}'.format(elapsed))
def main():
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--config-file',
type=str,
default='',
help='Path to config file')
parser.add_argument('--output-name',
type=str,
default='model',
help='Path to save ONNX model')
parser.add_argument('--opset', type=int, default=9)
parser.add_argument('--verbose',
default=False,
action='store_true',
help='Verbose mode for onnx.export')
parser.add_argument('opts',
default=None,
nargs=argparse.REMAINDER,
help='Modify config options using the command-line')
args = parser.parse_args()
cfg = get_default_config()
cfg.use_gpu = torch.cuda.is_available()
if args.config_file:
cfg.merge_from_file(args.config_file)
reset_config(cfg)
cfg.merge_from_list(args.opts)
cfg.freeze()
num_classes = parse_num_classes(cfg.data.sources)
model = build_model(**model_kwargs(cfg, num_classes))
load_pretrained_weights(model, cfg.model.load_weights)
model.eval()
transform = build_inference_transform(
cfg.data.height,
cfg.data.width,
norm_mean=cfg.data.norm_mean,
norm_std=cfg.data.norm_std,
)
input_img = random_image(cfg.data.height, cfg.data.width)
input_blob = transform(input_img).unsqueeze(0)
input_names = ['data']
output_names = ['reid_embedding']
dynamic_axes = {
'data': {
0: 'batch_size',
1: 'channels',
2: 'height',
3: 'width'
},
'reid_embedding': {
0: 'batch_size',
1: 'dim'
}
}
output_file_path = args.output_name
if not args.output_name.endswith('.onnx'):
output_file_path += '.onnx'
register_op("group_norm", group_norm_symbolic, "", args.opset)
with torch.no_grad():
torch.onnx.export(
model,
input_blob,
output_file_path,
verbose=args.verbose,
export_params=True,
input_names=input_names,
output_names=output_names,
dynamic_axes=dynamic_axes,
opset_version=args.opset,
operator_export_type=torch.onnx.OperatorExportTypes.ONNX)
net_from_onnx = onnx.load(output_file_path)
try:
onnx.checker.check_model(net_from_onnx)
print('ONNX check passed.')
except onnx.onnx_cpp2py_export.checker.ValidationError as ex:
print('ONNX check failed: {}.'.format(ex))
sampler = 'RandomIdentitySampler'
else:
sampler = 'RandomSampler'
# print(weights_path, save_path, height, width, model_name, sampler)
torchreid.data.register_image_dataset('veri_dataset', VeRiDataset)
datamanager = torchreid.data.ImageDataManager(
root='..Dataset/VeRi_with_plate/',
sources='veri_dataset',
height=height,
width=width,
train_sampler=sampler)
model = models.build_model(name=model_name, num_classes=575)
model = model.cuda()
torchreid.utils.load_pretrained_weights(model, weights_path)
optimizer = torchreid.optim.build_optimizer(model, optim='adam', lr=0.0003)
if loss == "triplet":
engine = torchreid.engine.ImageTripletEngine(datamanager, model, optimizer)
else:
engine = torchreid.engine.ImageSoftmaxEngine(datamanager, model, optimizer)
engine.run(test_only=True,
save_dir=save_path,
visrank=True,
visrank_topk=vis_topk)
