def get_item(self, idx):
data = self.vqamb_data[idx]
current_sample = Sample()
# store queston and image id
current_sample.img_id = data['id']
current_sample.qa_id = data['qa_id']
# process question
question = data["question"]
tokens = tokenize(question, remove=["?"], keep=["'s"])
processed = self.text_processor({"tokens": tokens})
current_sample.text = processed["text"]
# process answers
processed = self.answer_processor({"answers": [data['answer']]})
current_sample.answers = processed["answers"]
current_sample.targets = processed["answers_scores"][1:] # remove unknown index
# Detectron features ----------------
# TODO: read in detectron image instead if detectron is to be built
detectron_path = self.detectron_folder + str(data['id'])
if self.config.spatial:
point = data['point']
# current_sample.point = point
detectron_path += ',' + str(point['x']) + ',' + str(point['y'])
detectron_path += '.pt'
detectron_feat = torch.load(detectron_path, map_location=torch.device('cpu'))
# Pad features to fixed length
if self.config.pad_detectron:
if detectron_feat.shape[0] > 100:
detectron_feat = detectron_feat[:100]
elif detectron_feat.shape[0] < 100:
pad = torch.zeros(100 - detectron_feat.shape[0], detectron_feat.shape[1])
detectron_feat = torch.cat([detectron_feat, pad], dim=0)
current_sample.image_feature_0 = detectron_feat
# ---------------------------------------------
return current_sample
def get_item(self, idx):
data = self.vqamb_data[idx]
current_sample = Sample()
# store queston and image id
current_sample.img_id = data['id']
current_sample.qa_id = data['qa_index']
# store points
current_sample.points = data['points']
obj = data['all_objs'][0]
xmin, ymin, xmax, ymax = obj['x'], obj[
'y'], obj['x'] + obj['w'], obj['y'] + obj['h']
current_sample.gt_bbox = torch.Tensor([xmin, ymin, xmax, ymax])
# process question
question = data["question"]
tokens = tokenize(question, remove=["?"])
processed = self.text_processor({"tokens": tokens})
current_sample.text = processed["text"]
# process answers
processed = self.answer_processor({"answers": data['all_ans']})
current_sample.answers = processed["answers"]
current_sample.targets = processed["answers_scores"][
1:] # remove unknown index
# Detectron features ----------------
# TODO: read in detectron image instead if detectron is to be built
detectron_path = self.detectron_folder + str(data['id'])
bbox_path = self.bbox_folder + str(data['id'])
if 'pt' in self.detectron_folder:
point = data['points'][0]
detectron_path += ',' + str(point['x']) + ',' + str(point['y'])
bbox_path += ',' + str(point['x']) + ',' + str(point['y'])
detectron_path += '.pt'
bbox_path += '.pt'
detectron_feat = torch.load(
detectron_path, map_location=torch.device('cpu')).squeeze()
# bbox_feat = torch.load(bbox_path, map_location=torch.device('cpu')).squeeze()
'''if detectron_feat.shape[0] == 2048:
detectron_feat = detectron_feat.unsqueeze(0)
bbox_feat = bbox_feat.unsqueeze(0)
'''
'''
if self.config.grid:
detectron_feat = detectron_feat.view(detectron_feat.shape[0], -1).T
'''
# x_down = max(int(round(pt['x']/600)), 18)
# y_down = int(round(pt['y']/800), 25)
# preproessing for grid features only
# detectron_feat = detectron_feat.view(detectron_feat.shape[0], -1).T
# Pad features to fixed length
if self.config.grid:
MAX_FEAT = 608
else:
MAX_FEAT = 100
if self.config.pad_detectron:
if detectron_feat.shape[0] > MAX_FEAT:
detectron_feat = detectron_feat[:MAX_FEAT]
# bbox_feat = bbox_feat[:MAX_FEAT]
elif detectron_feat.shape[0] < MAX_FEAT:
pad = torch.zeros(MAX_FEAT - detectron_feat.shape[0],
detectron_feat.shape[1])
detectron_feat = torch.cat([detectron_feat, pad], dim=0)
pad = torch.zeros(MAX_FEAT - bbox_feat.shape[0],
bbox_feat.shape[1])
bbox_feat = torch.cat([bbox_feat, pad], dim=0)
'''
else:
if detectron_feat.dim() > 1:
detectron_feat = torch.zeros(2048)
'''
# current_sample.bbox = bbox_feat
current_sample.image_feature_0 = detectron_feat
# ---------------------------------------------
return current_sample
