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| import argparse | |
| import os | |
| from pathlib import Path | |
| import mmcv | |
| from mmcv import Config, DictAction | |
| from mmdet.core.utils import mask2ndarray | |
| from mmdet.core.visualization import imshow_det_bboxes | |
| from mmdet.datasets.builder import build_dataset | |
| def parse_args(): | |
| parser = argparse.ArgumentParser(description='Browse a dataset') | |
| parser.add_argument('config', help='train config file path') | |
| parser.add_argument( | |
| '--skip-type', | |
| type=str, | |
| nargs='+', | |
| default=['DefaultFormatBundle', 'Normalize', 'Collect'], | |
| help='skip some useless pipeline') | |
| parser.add_argument( | |
| '--output-dir', | |
| default=None, | |
| type=str, | |
| help='If there is no display interface, you can save it') | |
| parser.add_argument('--not-show', default=False, action='store_true') | |
| parser.add_argument( | |
| '--show-interval', | |
| type=float, | |
| default=2, | |
| help='the interval of show (s)') | |
| parser.add_argument( | |
| '--cfg-options', | |
| nargs='+', | |
| action=DictAction, | |
| help='override some settings in the used config, the key-value pair ' | |
| 'in xxx=yyy format will be merged into config file. If the value to ' | |
| 'be overwritten is a list, it should be like key="[a,b]" or key=a,b ' | |
| 'It also allows nested list/tuple values, e.g. key="[(a,b),(c,d)]" ' | |
| 'Note that the quotation marks are necessary and that no white space ' | |
| 'is allowed.') | |
| args = parser.parse_args() | |
| return args | |
| def retrieve_data_cfg(config_path, skip_type, cfg_options): | |
| cfg = Config.fromfile(config_path) | |
| if cfg_options is not None: | |
| cfg.merge_from_dict(cfg_options) | |
| # import modules from string list. | |
| if cfg.get('custom_imports', None): | |
| from mmcv.utils import import_modules_from_strings | |
| import_modules_from_strings(**cfg['custom_imports']) | |
| train_data_cfg = cfg.data.train | |
| train_data_cfg['pipeline'] = [ | |
| x for x in train_data_cfg.pipeline if x['type'] not in skip_type | |
| ] | |
| return cfg | |
| def main(): | |
| args = parse_args() | |
| cfg = retrieve_data_cfg(args.config, args.skip_type, args.cfg_options) | |
| dataset = build_dataset(cfg.data.train) | |
| progress_bar = mmcv.ProgressBar(len(dataset)) | |
| for item in dataset: | |
| filename = os.path.join(args.output_dir, | |
| Path(item['filename']).name | |
| ) if args.output_dir is not None else None | |
| gt_masks = item.get('gt_masks', None) | |
| if gt_masks is not None: | |
| gt_masks = mask2ndarray(gt_masks) | |
| imshow_det_bboxes( | |
| item['img'], | |
| item['gt_bboxes'], | |
| item['gt_labels'], | |
| gt_masks, | |
| class_names=dataset.CLASSES, | |
| show=not args.not_show, | |
| wait_time=args.show_interval, | |
| out_file=filename, | |
| bbox_color=(255, 102, 61), | |
| text_color=(255, 102, 61)) | |
| progress_bar.update() | |
| if __name__ == '__main__': | |
| main() | |