36 lines
999 B
Python
36 lines
999 B
Python
import pycocotools.coco
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import argparse
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import logging
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import tqdm
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import urllib.request
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import os
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logger = logging.getLogger("coco")
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argParser = argparse.ArgumentParser(description='Find all images with single segments and generate svg')
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argParser.add_argument(
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'--annotations',
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type=str,
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default='../../datasets/COCO/annotations/instances_train2017.json'
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)
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argParser.add_argument(
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'--output',
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type=str,
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help='Output directory'
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)
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args = argParser.parse_args()
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logger.info(f"Load {args.annotations}")
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coco = pycocotools.coco.COCO(args.annotations)
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for img_id, annotations in tqdm.tqdm(coco.imgToAnns.items()):
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if len(annotations) != 1:
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continue
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annotation = annotations[0] # we have only one
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category = coco.cats[annotation['category_id']]['name']
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fn = os.path.join(args.output, f"{category}_{img_id}.jpg")
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if not os.path.exists(fn):
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urllib.request.urlretrieve(coco.imgs[img_id]['coco_url'], fn)
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