Example #1
0
 def __init__(self, name):
     assert name in DATASETS.keys(), \
         'Unknown dataset name: {}'.format(name)
     assert os.path.exists(DATASETS[name][IM_DIR]), \
         'Image directory \'{}\' not found'.format(DATASETS[name][IM_DIR])
     assert os.path.exists(DATASETS[name][ANN_FN]), \
         'Annotation file \'{}\' not found'.format(DATASETS[name][ANN_FN])
     logger.debug('Creating: {}'.format(name))
     self.name = name
     self.image_directory = DATASETS[name][IM_DIR]
     self.image_prefix = (
         '' if IM_PREFIX not in DATASETS[name] else DATASETS[name][IM_PREFIX]
     )
     self.COCO = COCO(DATASETS[name][ANN_FN])
     self.debug_timer = Timer()
     # Set up dataset classes
     category_ids = self.COCO.getCatIds()
     categories = [c['name'] for c in self.COCO.loadCats(category_ids)]
     self.category_to_id_map = dict(zip(categories, category_ids))
     self.classes = ['__background__'] + categories
     self.num_classes = len(self.classes)
     self.json_category_id_to_contiguous_id = {
         v: i + 1
         for i, v in enumerate(self.COCO.getCatIds())
     }
     self.contiguous_category_id_to_json_id = {
         v: k
         for k, v in self.json_category_id_to_contiguous_id.items()
     }
     self._init_keypoints()
Example #2
0
 def __init__(self, name):
     assert name in DATASETS.keys(), \
         'Unknown dataset name: {}'.format(name)
     assert os.path.exists(DATASETS[name][IM_DIR]), \
         'Image directory \'{}\' not found'.format(DATASETS[name][IM_DIR])
     assert os.path.exists(DATASETS[name][ANN_FN]), \
         'Annotation file \'{}\' not found'.format(DATASETS[name][ANN_FN])
     logger.debug('Creating: {}'.format(name))
     self.name = name
     self.image_directory = DATASETS[name][IM_DIR]
     self.image_prefix = ('' if IM_PREFIX not in DATASETS[name] else
                          DATASETS[name][IM_PREFIX])
     self.COCO = COCO(DATASETS[name][ANN_FN])
     self.debug_timer = Timer()
     # Set up dataset classes
     category_ids = self.COCO.getCatIds()
     categories = [c['name'] for c in self.COCO.loadCats(category_ids)]
     self.category_to_id_map = dict(zip(categories, category_ids))
     self.classes = ['__background__'] + categories
     self.num_classes = len(self.classes)
     self.json_category_id_to_contiguous_id = {
         v: i + 1
         for i, v in enumerate(self.COCO.getCatIds())
     }
     self.contiguous_category_id_to_json_id = {
         v: k
         for k, v in self.json_category_id_to_contiguous_id.items()
     }
     self._init_keypoints()
Example #3
0
 def __init__(self, name):
     assert name in DATASETS.keys(), \
         'Unknown dataset name: {}'.format(name)
     assert os.path.exists(DATASETS[name][IM_DIR]), \
         'Image directory \'{}\' not found'.format(DATASETS[name][IM_DIR])
     assert os.path.exists(DATASETS[name][ANN_FN]), \
         'Annotation file \'{}\' not found'.format(DATASETS[name][ANN_FN])
     logger.debug('Creating: {}'.format(name))
     self.name = name
     self.image_directory = DATASETS[name][IM_DIR]
     self.image_prefix = ('' if IM_PREFIX not in DATASETS[name] else
                          DATASETS[name][IM_PREFIX])
     self.image_list = self.load_image_list(DATASETS[name][ANN_FN])
     self.debug_timer = Timer()
     # Set up dataset classes
     #category_ids = self.COCO.getCatIds()
     #categories = [c['name'] for c in self.COCO.loadCats(category_ids)]
     #self.category_to_id_map = dict(zip(categories, category_ids))
     #self.classes = ['__background__'] + categories
     """self.num_classes = len(self.classes)