def load_net(runner, net, model_path=None):
if runner.configer.get('gpu') is not None:
net = RunnerHelper._make_parallel(runner, net)
net = net.to(
torch.device(
'cpu' if runner.configer.get('gpu') is None else 'cuda'))
if model_path is not None or runner.configer.get('network',
'resume') is not None:
resume_path = runner.configer.get('network', 'resume')
resume_path = model_path if model_path is not None else resume_path
Log.info('Resuming from {}'.format(resume_path))
resume_dict = torch.load(resume_path)
if 'state_dict' in resume_dict:
checkpoint_dict = resume_dict['state_dict']
elif 'model' in resume_dict:
checkpoint_dict = resume_dict['model']
elif isinstance(resume_dict, OrderedDict):
checkpoint_dict = resume_dict
else:
raise RuntimeError(
'No state_dict found in checkpoint file {}'.format(
runner.configer.get('network', 'resume')))
if list(checkpoint_dict.keys())[0].startswith('module.'):
checkpoint_dict = {
k[7:]: v
for k, v in checkpoint_dict.items()
}
# load state_dict
if hasattr(net, 'module'):
RunnerHelper.load_state_dict(
net.module, checkpoint_dict,
runner.configer.get('network', 'resume_strict'))
else:
RunnerHelper.load_state_dict(
net, checkpoint_dict,
runner.configer.get('network', 'resume_strict'))
if runner.configer.get('network', 'resume_continue'):
# runner.configer.resume(resume_dict['config_dict'])
runner.runner_state = resume_dict['runner_state']
return net
def train(self):
"""
Train function of every epoch during train phase.
"""
self.det_net.train()
start_time = time.time()
# Adjust the learning rate after every epoch.
self.runner_state['epoch'] += 1
for i, data_dict in enumerate(self.train_loader):
Trainer.update(self)
self.data_time.update(time.time() - start_time)
# Forward pass.
loss = self.det_net(data_dict)
loss = loss.mean()
self.train_losses.update(loss.item(), len(DCHelper.tolist(data_dict['meta'])))
self.optimizer.zero_grad()
loss.backward()
RunnerHelper.clip_grad(self.det_net, 10.)
self.optimizer.step()
# Update the vars of the train phase.
self.batch_time.update(time.time() - start_time)
start_time = time.time()
self.runner_state['iters'] += 1
# Print the log info & reset the states.
if self.runner_state['iters'] % self.configer.get('solver', 'display_iter') == 0:
Log.info('Train Epoch: {0}\tTrain Iteration: {1}\t'
'Time {batch_time.sum:.3f}s / {2}iters, ({batch_time.avg:.3f})\t'
'Data load {data_time.sum:.3f}s / {2}iters, ({data_time.avg:3f})\n'
'Learning rate = {3}\tLoss = {loss.val:.8f} (ave = {loss.avg:.8f})\n'.format(
self.runner_state['epoch'], self.runner_state['iters'],
self.configer.get('solver', 'display_iter'),
RunnerHelper.get_lr(self.optimizer), batch_time=self.batch_time,
data_time=self.data_time, loss=self.train_losses))
self.batch_time.reset()
self.data_time.reset()
self.train_losses.reset()
if self.configer.get('lr', 'metric') == 'iters' \
and self.runner_state['iters'] == self.configer.get('solver', 'max_iters'):
break
# Check to val the current model.
if self.runner_state['iters'] % self.configer.get('solver', 'test_interval') == 0:
self.val()
def relabel(self, json_dir):
submission_dir = os.path.join(json_dir, self.configer.get('method'))
if not os.path.exists(submission_dir):
assert os.path.exists(json_dir)
os.makedirs(submission_dir)
img_shotname_list = list()
object_list = list()
for json_file in os.listdir(json_dir):
if 'json' not in json_file:
continue
json_path = os.path.join(json_dir, json_file)
shotname, extensions = os.path.splitext(json_file)
img_shotname_list.append(shotname)
with open(json_path, 'r') as json_stream:
info_tree = json.load(json_stream)
for object in info_tree['objects']:
# 0-indexing
object_list.append([
shotname, object['label'], object['score'],
int(object['bbox'][0]) + 1,
int(object['bbox'][1]) + 1,
int(object['bbox'][2]) + 1,
int(object['bbox'][3]) + 1
])
file_header_list = list()
for i in range(len(self.configer.get('details', 'name_seq'))):
cls = self.configer.get('details', 'name_seq')[i]
Log.info('Writing {:s} VOC results file'.format(cls))
filename = self.get_voc_results_file_template(submission_dir, cls)
file_header = open(filename, 'wt')
file_header_list.append(file_header)
for object in object_list:
file_header_list[object[1]].write(
'{:s} {:.3f} {:.1f} {:.1f} {:.1f} {:.1f}\n'.format(
object[0], object[2], object[3], object[4], object[5],
object[6]))
for file_header in file_header_list:
file_header.close()
Log.info('Evaluate {} images...'.format(len(img_shotname_list)))
return submission_dir
def init_optimizer(self, net_params):
optimizer = None
if self.configer.get('optim', 'optim_method') == 'sgd':
optimizer = SGD(
net_params,
lr=self.configer.get('lr', 'base_lr'),
momentum=self.configer.get('optim', 'sgd')['momentum'],
weight_decay=self.configer.get('optim', 'sgd')['weight_decay'])
elif self.configer.get('optim', 'optim_method') == 'adam':
optimizer = Adam(net_params,
lr=self.configer.get('lr', 'base_lr'),
betas=self.configer.get('optim', 'adam')['betas'],
eps=self.configer.get('optim', 'adam')['eps'],
weight_decay=self.configer.get(
'optim', 'adam')['weight_decay'])
else:
Log.error('Optimizer {} is not valid.'.format(
self.configer.get('optim', 'optim_method')))
exit(1)
policy = self.configer.get('lr', 'lr_policy')
scheduler = None
if policy == 'step':
scheduler = lr_scheduler.StepLR(
optimizer,
self.configer.get('lr', 'step')['step_size'],
gamma=self.configer.get('lr', 'step')['gamma'])
elif policy == 'multistep':
scheduler = lr_scheduler.MultiStepLR(
optimizer,
self.configer.get('lr', 'multistep')['stepvalue'],
gamma=self.configer.get('lr', 'multistep')['gamma'])
elif policy == 'lambda_erfnet':
lambda_erfnet = lambda epoch: pow((1 - (
(epoch - 1) / self.configer.get('solver', 'max_epoch'))), 0.9)
scheduler = lr_scheduler.LambdaLR(optimizer,
lr_lambda=lambda_erfnet)
else:
Log.error('Policy:{} is not valid.'.format(policy))
exit(1)
return optimizer, scheduler
def __val(self):
"""
Validation function during the train phase.
"""
self.seg_net.eval()
start_time = time.time()
for j, data_dict in enumerate(self.val_loader):
inputs = data_dict['img']
targets = data_dict['labelmap']
with torch.no_grad():
# Change the data type.
inputs, targets = self.module_utilizer.to_device(
inputs, targets)
# Forward pass.
outputs = self.seg_net(inputs)
# Compute the loss of the val batch.
loss = self.pixel_loss(outputs, targets)
outputs = self.module_utilizer.gather(outputs)
pred = outputs[0]
self.val_losses.update(loss.item(), inputs.size(0))
self.seg_running_score.update(
pred.max(1)[1].cpu().numpy(),
targets.cpu().numpy())
# Update the vars of the val phase.
self.batch_time.update(time.time() - start_time)
start_time = time.time()
self.configer.update_value(['performance'],
self.seg_running_score.get_mean_iou())
self.configer.update_value(['val_loss'], self.val_losses.avg)
self.module_utilizer.save_net(self.seg_net, save_mode='performance')
self.module_utilizer.save_net(self.seg_net, save_mode='val_loss')
# Print the log info & reset the states.
Log.info('Test Time {batch_time.sum:.3f}s, ({batch_time.avg:.3f})\t'
'Loss {loss.avg:.8f}\n'.format(batch_time=self.batch_time,
loss=self.val_losses))
Log.info('Mean IOU: {}\n'.format(
self.seg_running_score.get_mean_iou()))
self.batch_time.reset()
self.val_losses.reset()
self.seg_running_score.reset()
self.seg_net.train()
def relabel(self, json_dir, method='mask_rcnn'):
submission_file = os.path.join(
json_dir,
'person_instances_val2017_{}_results.json'.format(method))
img_id_list = list()
object_list = list()
for json_file in os.listdir(json_dir):
json_path = os.path.join(json_dir, json_file)
shotname, extensions = os.path.splitext(json_file)
try:
img_id = int(shotname)
except ValueError:
Log.info('Invalid Json file: {}'.format(json_file))
continue
img_id_list.append(img_id)
with open(json_path, 'r') as json_stream:
info_tree = json.load(json_stream)
for object in info_tree['objects']:
object_dict = dict()
object_dict['image_id'] = img_id
object_dict['category_id'] = int(
self.configer.get('data',
'coco_cat_seq')[object['label']])
object_dict['score'] = object['score']
object_dict['bbox'] = [
object['bbox'][0], object['bbox'][1],
object['bbox'][2] - object['bbox'][0],
object['bbox'][3] - object['bbox'][1]
]
if isinstance(object['segm'], dict):
object_dict['segmentation'] = object['segm']
else:
object_dict['segmentation'] = maskUtils.encode(
np.asfortranarray(
MaskHelper.polys2mask(object['segm'],
info_tree['height'],
info_tree['width'])))
object_list.append(object_dict)
with open(submission_file, 'w') as write_stream:
write_stream.write(json.dumps(object_list))
Log.info('Evaluate {} images...'.format(len(img_id_list)))
return submission_file, img_id_list
def __test_img(self, image_path, json_path, raw_path, vis_path):
Log.info('Image Path: {}'.format(image_path))
ori_image = ImageHelper.read_image(image_path,
tool=self.configer.get('data', 'image_tool'),
mode=self.configer.get('data', 'input_mode'))
ori_width, ori_height = ImageHelper.get_size(ori_image)
ori_img_bgr = ImageHelper.get_cv2_bgr(ori_image, mode=self.configer.get('data', 'input_mode'))
heatmap_avg = np.zeros((ori_height, ori_width, self.configer.get('network', 'heatmap_out')))
paf_avg = np.zeros((ori_height, ori_width, self.configer.get('network', 'paf_out')))
multiplier = [scale * self.configer.get('test', 'input_size')[1] / ori_height
for scale in self.configer.get('test', 'scale_search')]
stride = self.configer.get('network', 'stride')
for i, scale in enumerate(multiplier):
image, border_hw = self._get_blob(ori_image, scale=scale)
with torch.no_grad():
paf_out_list, heatmap_out_list = self.pose_net(image)
paf_out = paf_out_list[-1]
heatmap_out = heatmap_out_list[-1]
# extract outputs, resize, and remove padding
heatmap = heatmap_out.squeeze(0).cpu().numpy().transpose(1, 2, 0)
heatmap = cv2.resize(heatmap, None, fx=stride, fy=stride, interpolation=cv2.INTER_CUBIC)
heatmap = cv2.resize(heatmap[:border_hw[0], :border_hw[1]],
(ori_width, ori_height), interpolation=cv2.INTER_CUBIC)
paf = paf_out.squeeze(0).cpu().numpy().transpose(1, 2, 0)
paf = cv2.resize(paf, None, fx=stride, fy=stride, interpolation=cv2.INTER_CUBIC)
paf = cv2.resize(paf[:border_hw[0], :border_hw[1]],
(ori_width, ori_height), interpolation=cv2.INTER_CUBIC)
heatmap_avg = heatmap_avg + heatmap / len(multiplier)
paf_avg = paf_avg + paf / len(multiplier)
all_peaks = self.__extract_heatmap_info(heatmap_avg)
special_k, connection_all = self.__extract_paf_info(ori_img_bgr, paf_avg, all_peaks)
subset, candidate = self.__get_subsets(connection_all, special_k, all_peaks)
json_dict = self.__get_info_tree(ori_img_bgr, subset, candidate)
image_canvas = self.pose_parser.draw_points(ori_img_bgr.copy(), json_dict)
image_canvas = self.pose_parser.link_points(image_canvas, json_dict)
ImageHelper.save(image_canvas, vis_path)
ImageHelper.save(ori_img_bgr, raw_path)
Log.info('Json Save Path: {}'.format(json_path))
JsonHelper.save_file(json_dict, json_path)
def resize(img, target_size, interpolation=None):
assert isinstance(target_size, (list, tuple))
assert isinstance(interpolation, str)
target_size = tuple(target_size)
if isinstance(img, Image.Image):
return ImageHelper.pil_resize(
img, target_size, interpolation=PIL_INTER_DICT[interpolation])
elif isinstance(img, np.ndarray):
return ImageHelper.cv2_resize(
img, target_size, interpolation=CV2_INTER_DICT[interpolation])
else:
Log.error('Image type is invalid.')
exit(1)
def __read_list(self, root_dir, list_path):
item_list = []
with open(list_path, 'r') as f:
for line in f.readlines()[0:]:
filename = line.strip().split()[0]
img_path = os.path.join(root_dir, filename)
if not os.path.exists(img_path) or not ImageHelper.is_img(
img_path):
Log.error('Image Path: {} is Invalid.'.format(img_path))
exit(1)
item_list.append(
(img_path, '.'.join(filename.split('.')[:-1])))
Log.info('There are {} images..'.format(len(item_list)))
return item_list
def caffe_resnet101(self, **kwargs):
"""Constructs a ResNet-101 model.
Args:
pretrained (bool): If True, returns a model pre-trained on Places
"""
model = CaffeResNet(Bottleneck, [3, 4, 23, 3], bn_type=self.configer.get('network', 'bn_type'), **kwargs)
if self.configer.get('network', 'pretrained') or self.configer.get('network', 'pretrained_model') is not None:
if self.configer.get('network', 'pretrained_model') is not None:
Log.info('Loading pretrained model:{}'.format(self.configer.get('network', 'pretrained_model')))
pretrained_dict = torch.load(self.configer.get('network', 'pretrained_model'))
else:
pretrained_dict = self.load_url(model_urls['caffe_resnet101'])
model.load_state_dict(pretrained_dict)
return model
def resnet18(self, **kwargs):
"""Constructs a ResNet-18 model.
Args:
pretrained (bool): If True, returns a model pre-trained on Places
"""
model = ResNet(BasicBlock, [2, 2, 2, 2], bn_type=self.configer.get('network', 'bn_type'), **kwargs)
if self.configer.get('network', 'pretrained') or self.configer.get('network', 'pretrained_model') is not None:
if self.configer.get('network', 'pretrained_model') is not None:
Log.info('Loading pretrained model:{}'.format(self.configer.get('network', 'pretrained_model')))
pretrained_dict = torch.load(self.configer.get('network', 'pretrained_model'))
else:
pretrained_dict = self.load_url(model_urls['resnet18'])
model.load_state_dict(pretrained_dict)
return model
def pil_resize(img, target_size, interpolation):
assert isinstance(target_size, (list, tuple))
target_size = tuple(target_size)
if isinstance(img, Image.Image):
return img.resize(target_size, interpolation)
elif isinstance(img, np.ndarray):
pil_img = ImageHelper.np2img(img)
return ImageHelper.img2np(
pil_img.resize(target_size, interpolation))
else:
Log.error('Image type is invalid.')
exit(1)
def __list_dirs(self, root_dir, dataset):
img_list = list()
label_list = list()
size_list = list()
image_dir = os.path.join(root_dir, dataset, 'image')
label_dir = os.path.join(root_dir, dataset, 'label')
img_extension = os.listdir(image_dir)[0].split('.')[-1]
for file_name in os.listdir(label_dir):
image_name = '.'.join(file_name.split('.')[:-1])
img_path = os.path.join(image_dir,
'{}.{}'.format(image_name, img_extension))
label_path = os.path.join(label_dir, file_name)
if not os.path.exists(label_path) or not os.path.exists(img_path):
Log.error('Label Path: {} not exists.'.format(label_path))
continue
img_list.append(img_path)
label_list.append(label_path)
img = ImageHelper.read_image(
img_path,
tool=self.configer.get('data', 'image_tool'),
mode=self.configer.get('data', 'input_mode'))
size_list.append(ImageHelper.get_size(img))
if dataset == 'train' and self.configer.get('data', 'include_val'):
image_dir = os.path.join(root_dir, 'val/image')
label_dir = os.path.join(root_dir, 'val/label')
for file_name in os.listdir(label_dir):
image_name = '.'.join(file_name.split('.')[:-1])
img_path = os.path.join(
image_dir, '{}.{}'.format(image_name, img_extension))
label_path = os.path.join(label_dir, file_name)
if not os.path.exists(label_path) or not os.path.exists(
img_path):
Log.error('Label Path: {} not exists.'.format(label_path))
continue
img_list.append(img_path)
label_list.append(label_path)
img = ImageHelper.read_image(
img_path,
tool=self.configer.get('data', 'image_tool'),
mode=self.configer.get('data', 'input_mode'))
size_list.append(ImageHelper.get_size(img))
return img_list, label_list, size_list
def __val(self):
"""
Validation function during the train phase.
"""
self.det_net.eval()
start_time = time.time()
with torch.no_grad():
for i, data_dict in enumerate(self.val_loader):
inputs = data_dict['img']
batch_gt_bboxes = data_dict['bboxes']
batch_gt_labels = data_dict['labels']
input_size = [inputs.size(3), inputs.size(2)]
# Forward pass.
inputs = self.module_utilizer.to_device(inputs)
feat_list, predictions, detections = self.det_net(inputs)
targets, objmask, noobjmask = self.yolo_target_generator(
feat_list, batch_gt_bboxes, batch_gt_labels, input_size)
targets, objmask, noobjmask = self.module_utilizer.to_device(
targets, objmask, noobjmask)
# Compute the loss of the val batch.
loss = self.det_loss(predictions, targets, objmask, noobjmask)
self.val_losses.update(loss.item(), inputs.size(0))
batch_detections = YOLOv3Test.decode(detections, self.configer)
batch_pred_bboxes = self.__get_object_list(
batch_detections, input_size)
self.det_running_score.update(batch_pred_bboxes,
batch_gt_bboxes, batch_gt_labels)
# Update the vars of the val phase.
self.batch_time.update(time.time() - start_time)
start_time = time.time()
self.module_utilizer.save_net(self.det_net, save_mode='iters')
# Print the log info & reset the states.
Log.info(
'Test Time {batch_time.sum:.3f}s, ({batch_time.avg:.3f})\t'
'Loss {loss.avg:.8f}\n'.format(batch_time=self.batch_time,
loss=self.val_losses))
Log.info('Val mAP: {}'.format(self.det_running_score.get_mAP()))
self.det_running_score.reset()
self.batch_time.reset()
self.val_losses.reset()
self.det_net.train()
def load_net(self, net):
if self.configer.get('gpu') is not None:
net = self._make_parallel(net)
net = net.to(
torch.device(
'cpu' if self.configer.get('gpu') is None else 'cuda'))
net.float()
if self.configer.get('network', 'resume') is not None:
Log.info('Loading checkpoint from {}...'.format(
self.configer.get('network', 'resume')))
resume_dict = torch.load(self.configer.get('network', 'resume'))
if 'state_dict' in resume_dict:
checkpoint_dict = resume_dict['state_dict']
elif 'model' in resume_dict:
checkpoint_dict = resume_dict['model']
elif isinstance(resume_dict, OrderedDict):
checkpoint_dict = resume_dict
else:
raise RuntimeError(
'No state_dict found in checkpoint file {}'.format(
self.configer.get('network', 'resume')))
if list(checkpoint_dict.keys())[0].startswith('module.'):
checkpoint_dict = {
k[7:]: v
for k, v in checkpoint_dict.items()
}
# load state_dict
if hasattr(net, 'module'):
self.load_state_dict(
net.module, checkpoint_dict,
self.configer.get('network', 'resume_strict'))
else:
self.load_state_dict(
net, checkpoint_dict,
self.configer.get('network', 'resume_strict'))
if self.configer.get('network', 'resume_continue'):
self.configer.resume(resume_dict['config_dict'])
return net
def update(self, key_tuple, value):
if not self.exists(*key_tuple):
Log.error('{} Key: {} not existed!!!'.format(
self._get_caller(), key_tuple))
exit(1)
if len(key_tuple) == 1 and not isinstance(
self.params_root[key_tuple[0]], dict):
self.params_root[key_tuple[0]] = value
elif len(key_tuple) == 2:
self.params_root[key_tuple[0]][key_tuple[1]] = value
else:
Log.error('{} Key: {} not existed!!!'.format(
self._get_caller(), key_tuple))
exit(1)
def _init(self):
self.configer.add_key_value(['iters'], 0)
self.configer.add_key_value(['last_iters'], 0)
self.configer.add_key_value(['epoch'], 0)
self.configer.add_key_value(['last_epoch'], 0)
self.configer.add_key_value(['max_performance'], 0.0)
self.configer.add_key_value(['performance'], 0.0)
self.configer.add_key_value(['min_val_loss'], 9999.0)
self.configer.add_key_value(['val_loss'], 9999.0)
self.configer.add_key_value(['network', 'parallel'], False)
if self.configer.is_empty('network', 'bn_type'):
self.configer.add_key_value(['network', 'bn_type'], 'torchbn')
if len(self.configer.get('gpu')) == 1:
self.configer.update_value(['network', 'bn_type'], 'torchbn')
Log.info('BN Type is {}.'.format(self.configer.get('network', 'bn_type')))
def save_net(self, net, save_mode='iters'):
state = {
'config_dict': self.configer.to_dict(),
'state_dict': net.state_dict(),
}
if self.configer.get('checkpoints', 'checkpoints_root') is None:
checkpoints_dir = os.path.join(self.configer.get('project_dir'),
self.configer.get('checkpoints', 'checkpoints_dir'))
else:
checkpoints_dir = os.path.join(self.configer.get('checkpoints', 'checkpoints_root'),
self.configer.get('checkpoints', 'checkpoints_dir'))
if not os.path.exists(checkpoints_dir):
os.makedirs(checkpoints_dir)
if save_mode == 'performance':
if self.configer.get('performance') > self.configer.get('max_performance'):
latest_name = '{}_max_performance.pth'.format(self.configer.get('checkpoints', 'checkpoints_name'))
torch.save(state, os.path.join(checkpoints_dir, latest_name))
self.configer.update_value(['max_performance'], self.configer.get('performance'))
elif save_mode == 'val_loss':
if self.configer.get('val_loss') < self.configer.get('min_val_loss'):
latest_name = '{}_min_loss.pth'.format(self.configer.get('checkpoints', 'checkpoints_name'))
torch.save(state, os.path.join(checkpoints_dir, latest_name))
self.configer.update_value(['min_val_loss'], self.configer.get('val_loss'))
elif save_mode == 'iters':
if self.configer.get('iters') - self.configer.get('last_iters') >= \
self.configer.get('checkpoints', 'save_iters'):
latest_name = '{}_iters{}.pth'.format(self.configer.get('checkpoints', 'checkpoints_name'),
self.configer.get('iters'))
torch.save(state, os.path.join(checkpoints_dir, latest_name))
self.configer.update_value(['last_iters'], self.configer.get('iters'))
elif save_mode == 'epoch':
if self.configer.get('epoch') - self.configer.get('last_epoch') >= \
self.configer.get('checkpoints', 'save_epoch'):
latest_name = '{}_epoch{}.pth'.format(self.configer.get('checkpoints', 'checkpoints_name'),
self.configer.get('epoch'))
torch.save(state, os.path.join(checkpoints_dir, latest_name))
self.configer.update_value(['last_epoch'], self.configer.get('epoch'))
else:
Log.error('Metric: {} is invalid.'.format(save_mode))
exit(1)
def val(self):
"""
Validation function during the train phase.
"""
self.det_net.eval()
start_time = time.time()
with torch.no_grad():
for j, data_dict in enumerate(self.val_loader):
# Forward pass.
out_dict = self.det_net(data_dict)
# Compute the loss of the train batch & backward.
loss = out_dict['loss'].mean()
self.val_losses.update(loss.item(),
len(DCHelper.tolist(data_dict['meta'])))
test_indices_and_rois, test_roi_locs, test_roi_scores, test_rois_num = out_dict[
'test_group']
batch_detections = FastRCNNTest.decode(
test_roi_locs, test_roi_scores, test_indices_and_rois,
test_rois_num, self.configer,
DCHelper.tolist(data_dict['meta']))
batch_pred_bboxes = self.__get_object_list(batch_detections)
self.det_running_score.update(batch_pred_bboxes, [
item['ori_bboxes']
for item in DCHelper.tolist(data_dict['meta'])
], [
item['ori_labels']
for item in DCHelper.tolist(data_dict['meta'])
])
# Update the vars of the val phase.
self.batch_time.update(time.time() - start_time)
start_time = time.time()
RunnerHelper.save_net(self,
self.det_net,
iters=self.runner_state['iters'])
# Print the log info & reset the states.
Log.info(
'Test Time {batch_time.sum:.3f}s, ({batch_time.avg:.3f})\t'
'Loss {loss.avg:.8f}\n'.format(batch_time=self.batch_time,
loss=self.val_losses))
Log.info('Val mAP: {}\n'.format(self.det_running_score.get_mAP()))
self.det_running_score.reset()
self.batch_time.reset()
self.val_losses.reset()
self.det_net.train()
def test(self, test_dir, out_dir):
for _, data_dict in enumerate(self.test_loader.get_testloader(test_dir=test_dir)):
data_dict['testing'] = True
detections = self.det_net(data_dict)
meta_list = DCHelper.tolist(data_dict['meta'])
batch_detections = self.decode(detections, self.configer, meta_list)
for i in range(len(meta_list)):
ori_img_bgr = ImageHelper.read_image(meta_list[i]['img_path'], tool='cv2', mode='BGR')
json_dict = self.__get_info_tree(batch_detections[i])
image_canvas = self.det_parser.draw_bboxes(ori_img_bgr.copy(), json_dict,
conf_threshold=self.configer.get('res', 'vis_conf_thre'))
ImageHelper.save(image_canvas,
save_path=os.path.join(out_dir, 'vis/{}.png'.format(meta_list[i]['filename'])))
Log.info('Json Path: {}'.format(os.path.join(out_dir, 'json/{}.json'.format(meta_list[i]['filename']))))
JsonHelper.save_file(json_dict,
save_path=os.path.join(out_dir, 'json/{}.json'.format(meta_list[i]['filename'])))
def parse_img_det(self, image_file, json_file):
if image_file is None or not os.path.exists(image_file):
Log.error('Image file: {} not existed.'.format(image_file))
return
if json_file is None or not os.path.exists(json_file):
Log.error('Json file: {} not existed.'.format(json_file))
return
image_canvas = cv2.imread(image_file) # B, G, R order.
with open(json_file, 'r') as json_stream:
info_tree = json.load(json_stream)
image_canvas = self.draw_bboxes(image_canvas, info_tree)
cv2.imshow('main', image_canvas)
cv2.waitKey()
def parse_img_seg(self, image_file, label_file):
if image_file is None or not os.path.exists(image_file):
Log.error('Image file: {} not existed.'.format(image_file))
return
if label_file is None or not os.path.exists(label_file):
Log.error('Label file: {} not existed.'.format(label_file))
return
image_canvas = cv2.imread(image_file) # B, G, R order.
mask_canvas = self.colorize(
np.array(Image.open(label_file).convert('P')))
image_canvas = cv2.addWeighted(image_canvas, 0.6, mask_canvas, 0.4, 0)
cv2.imshow('main', image_canvas)
cv2.waitKey()
def __val(self):
"""
Validation function during the train phase.
"""
self.pose_net.eval()
start_time = time.time()
with torch.no_grad():
for j, (inputs, heatmap, maskmap, tagmap,
num_objects) in enumerate(self.val_loader):
# Change the data type.
(inputs, heatmap, maskmap, tagmap,
num_objects) = self.module_utilizer.to_device(
inputs, heatmap, maskmap, tagmap, num_objects)
# Forward pass.
embed_out, heatmap_out = self.pose_net(inputs)
# Compute the loss of the val batch.
loss_heatmap = self.mse_loss(heatmap_out, heatmap, maskmap)
loss_associate = self.embedding_loss(embed_out, tagmap,
num_objects)
loss = loss_heatmap + loss_associate
self.val_losses.update(loss.item(), inputs.size(0))
self.val_loss_heatmap.update(loss_heatmap.item(),
inputs.size(0))
# Update the vars of the val phase.
self.batch_time.update(time.time() - start_time)
start_time = time.time()
self.module_utilizer.save_net(self.pose_net, metric='iters')
Log.info('Loss Heatmap:{}, Loss Asso: {}'.format(
self.val_loss_heatmap.avg,
self.val_losses.avg - self.val_loss_heatmap.avg))
# Print the log info & reset the states.
Log.info(
'Test Time {batch_time.sum:.3f}s, ({batch_time.avg:.3f})\t'
'Loss {loss.avg:.8f}\n'.format(batch_time=self.batch_time,
loss=self.val_losses))
self.batch_time.reset()
self.val_losses.reset()
self.val_loss_heatmap.reset()
self.pose_net.train()
def add_key_value(self, key_tuple, value):
if not self.is_empty(*key_tuple):
Log.error('{} Key: {} existed!!!'.format(self._get_caller(), key_tuple))
exit(1)
if len(key_tuple) == 1:
self.params_root[key_tuple[0]] = value
elif len(key_tuple) == 2:
if key_tuple[0] not in self.params_root:
self.params_root[key_tuple[0]] = dict()
self.params_root[key_tuple[0]][key_tuple[1]] = value
else:
Log.error('{} KeyError: {}.'.format(self._get_caller(), key_tuple))
exit(1)
def cls_nms(bboxes, scores=None, labels=None, nms_threshold=0.0,
iou_mode='union', cls_keep_num=None, nms_mode='nms',
score_threshold=0.001, soft_sigma=0.5, soft_method='linear'):
unique_labels = labels.cpu().unique()
bboxes = bboxes.contiguous().view(-1, 4)
if scores is not None:
scores = scores.contiguous().view(-1,)
if labels is not None:
labels = labels.contiguous().view(-1,)
unique_labels = unique_labels.to(bboxes.device)
cls_keep_list = list()
for c in unique_labels:
cls_index = torch.nonzero(labels == c).squeeze(1)
if nms_mode == 'nms':
cls_keep = DetHelper.nms(bboxes[cls_index],
scores=None if scores is None else scores[cls_index],
nms_threshold=nms_threshold,
mode=iou_mode)
elif nms_mode == 'cython_nms':
cls_keep = DetHelper.cython_nms(bboxes[cls_index],
scores=None if scores is None else scores[cls_index],
nms_threshold=nms_threshold)
elif nms_mode == 'cython_soft_nms':
cls_keep = DetHelper.cython_soft_nms(bboxes[cls_index],
scores=None if scores is None else scores[cls_index],
nms_threshold=nms_threshold,
score_threshold=score_threshold,
sigma=soft_sigma,
method=soft_method)
else:
Log.error('Not supported NMS mode: {}.'.format(nms_mode))
exit(1)
if cls_keep_num is not None:
cls_keep = cls_keep[:cls_keep_num]
cls_keep_list.append(cls_index[cls_keep])
return torch.cat(cls_keep_list, 0)
def load_state_dict(module, state_dict, strict=False):
"""Load state_dict to a module.
This method is modified from :meth:`torch.nn.Module.load_state_dict`.
Default value for ``strict`` is set to ``False`` and the message for
param mismatch will be shown even if strict is False.
Args:
module (Module): Module that receives the state_dict.
state_dict (OrderedDict): Weights.
strict (bool): whether to strictly enforce that the keys
in :attr:`state_dict` match the keys returned by this module's
:meth:`~torch.nn.Module.state_dict` function. Default: ``False``.
"""
unexpected_keys = []
own_state = module.state_dict()
for name, param in state_dict.items():
if name not in own_state:
unexpected_keys.append(name)
continue
if isinstance(param, torch.nn.Parameter):
# backwards compatibility for serialized parameters
param = param.data
try:
own_state[name].copy_(param)
except Exception:
raise RuntimeError(
'While copying the parameter named {}, '
'whose dimensions in the model are {} and '
'whose dimensions in the checkpoint are {}.'.format(
name, own_state[name].size(), param.size()))
missing_keys = set(own_state.keys()) - set(state_dict.keys())
err_msg = []
if unexpected_keys:
err_msg.append('unexpected key in source state_dict: {}\n'.format(
', '.join(unexpected_keys)))
if missing_keys:
err_msg.append('missing keys in source state_dict: {}\n'.format(
', '.join(missing_keys)))
err_msg = '\n'.join(err_msg)
if err_msg:
if strict:
raise RuntimeError(err_msg)
else:
Log.warn(err_msg)
def test(runner):
Log.info('Testing start...')
base_dir = os.path.join(
runner.configer.get('project_dir'), 'out/results',
runner.configer.get('task'),
runner.configer.get('checkpoints', 'checkpoints_name'),
runner.configer.get('test', 'out_dir'))
test_img = runner.configer.get('test', 'test_img')
test_dir = runner.configer.get('test', 'test_dir')
if test_img is None and test_dir is None:
Log.error('test_img & test_dir not exists.')
exit(1)
if test_img is not None and test_dir is not None:
Log.error('Either test_img or test_dir.')
exit(1)
if test_img is not None:
base_dir = os.path.join(base_dir, 'test_img')
filename = test_img.rstrip().split('/')[-1]
label_path = os.path.join(
base_dir, 'label',
'{}.png'.format('.'.join(filename.split('.')[:-1])))
raw_path = os.path.join(base_dir, 'raw', filename)
vis_path = os.path.join(
base_dir, 'vis',
'{}_vis.png'.format('.'.join(filename.split('.')[:-1])))
FileHelper.make_dirs(label_path, is_file=True)
FileHelper.make_dirs(raw_path, is_file=True)
FileHelper.make_dirs(vis_path, is_file=True)
runner.test_img(test_img, label_path, vis_path, raw_path)
else:
base_dir = os.path.join(base_dir, 'test_dir',
test_dir.rstrip('/').split('/')[-1])
FileHelper.make_dirs(base_dir)
for filename in FileHelper.list_dir(test_dir):
image_path = os.path.join(test_dir, filename)
label_path = os.path.join(
base_dir, 'label',
'{}.png'.format('.'.join(filename.split('.')[:-1])))
raw_path = os.path.join(base_dir, 'raw', filename)
vis_path = os.path.join(
base_dir, 'vis',
'{}_vis.png'.format('.'.join(filename.split('.')[:-1])))
FileHelper.make_dirs(label_path, is_file=True)
FileHelper.make_dirs(raw_path, is_file=True)
FileHelper.make_dirs(vis_path, is_file=True)
runner.test_img(image_path, label_path, vis_path, raw_path)
Log.info('Testing end...')
def vis_peaks(self,
heatmap_in,
ori_img_in,
name='default',
sub_dir='peaks'):
base_dir = os.path.join(self.configer.get('project_dir'), POSE_DIR,
sub_dir)
if not os.path.exists(base_dir):
Log.error('Dir:{} not exists!'.format(base_dir))
os.makedirs(base_dir)
if not isinstance(heatmap_in, np.ndarray):
if len(heatmap_in.size()) != 3:
Log.error('Heatmap size is not valid.')
exit(1)
heatmap = heatmap_in.clone().data.cpu().numpy().transpose(1, 2, 0)
else:
heatmap = heatmap_in.copy()
if not isinstance(ori_img_in, np.ndarray):
ori_img = DeNormalize(
mean=self.configer.get('trans_params', 'mean'),
std=self.configer.get('trans_params',
'std'))(ori_img_in.clone())
ori_img = ori_img.data.cpu().squeeze().numpy().transpose(
1, 2, 0).astype(np.uint8)
ori_img = cv2.cvtColor(ori_img, cv2.COLOR_RGB2BGR)
else:
ori_img = ori_img_in.copy()
for j in range(self.configer.get('data', 'num_keypoints')):
peaks = self.__get_peaks(heatmap[:, :, j])
for peak in peaks:
ori_img = cv2.circle(ori_img, (peak[0], peak[1]),
self.configer.get('vis', 'circle_radius'),
self.configer.get('details',
'color_list')[j],
thickness=-1)
ori_img = cv2.resize(
ori_img, tuple(self.configer.get('data', 'input_size')))
cv2.imwrite(os.path.join(base_dir, '{}_{}.jpg'.format(name, j)),
ori_img)
def __init__(self, configer):
self.configer = configer
if self.configer.get('data', 'image_tool') == 'pil':
self.aug_test_transform = pil_aug_trans.PILAugCompose(
self.configer, split='test')
elif self.configer.get('data', 'image_tool') == 'cv2':
self.aug_test_transform = cv2_aug_trans.CV2AugCompose(
self.configer, split='test')
else:
Log.error('Not support {} image tool.'.format(
self.configer.get('data', 'image_tool')))
exit(1)
self.img_transform = Compose([
ToTensor(),
Normalize(**self.configer.get('data', 'normalize')),
])
def BatchNorm2d(bn_type='torch', ret_cls=False):
if bn_type == 'torchbn':
return nn.BatchNorm2d
elif bn_type == 'syncbn':
from extensions.ops.sync_bn.syncbn import BatchNorm2d
return BatchNorm2d
# elif bn_type == 'inplace_abn':
# from extensions.ops.inplace_abn.bn import InPlaceABNSync
# if ret_cls:
# return InPlaceABNSync
# return functools.partial(InPlaceABNSync, activation='none')
else:
Log.error('Not support BN type: {}.'.format(bn_type))
exit(1)