Teeradej Sawettraporn
commited on
Delete coco_to_xml.py
Browse files- coco_to_xml.py +0 -120
coco_to_xml.py
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import argparse
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parser = argparse.ArgumentParser(description='Coco Json to Pascal VOC XML Converter.')
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parser.add_argument('--coco_json', required=True, help='Target json file to convert to csv.')
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parser.add_argument('--coco_folder', required=False, default='', help='Target folder to find images.')
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parser.add_argument('--save_xml', required=True, help='The folder to save annotations xmls.')
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parser.add_argument('--database_name', required=False, default='', help='The name of database.')
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parser.add_argument('--no_skip_background', dest='skip_background', action='store_false', help='Do not skip \'background\' category.')
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parser.set_defaults(skip_background=True)
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args = parser.parse_args()
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from pycocotools.coco import COCO
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from PIL import Image
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from pathlib import Path
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import os
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def write_to_xml(image_name, bboxes, image_folder_name, data_folder, save_folder, database_name):
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with Image.open(os.path.join(data_folder, image_name)) as img:
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width, height = img.size
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if img.mode == 'YCbCr':
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depth = 3
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else:
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depth = len(img.mode)
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objects = ''
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for bbox in bboxes:
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objects = objects + '''
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<object>
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<name>{category_name}</name>
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<pose>Unspecified</pose>
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<truncated>0</truncated>
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<difficult>0</difficult>
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<bndbox>
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<xmin>{xmin}</xmin>
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<ymin>{ymin}</ymin>
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<xmax>{xmax}</xmax>
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<ymax>{ymax}</ymax>
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</bndbox>
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</object>'''.format(
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category_name = bbox[0],
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xmin = bbox[1],
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ymin = bbox[2],
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xmax = bbox[3],
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ymax = bbox[4]
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)
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xml = '''<annotation>
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<folder>{image_folder_name}</folder>
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<filename>{image_name}</filename>
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<source>
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<database>{database_name}</database>
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</source>
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<size>
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<width>{width}</width>
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<height>{height}</height>
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<depth>{depth}</depth>
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</size>
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<segmented>0</segmented>{objects}
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</annotation>'''.format(
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image_folder_name = image_folder_name,
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image_name = image_name,
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database_name = database_name,
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width = width,
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height = height,
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depth = depth,
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objects = objects
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)
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anno_path = os.path.join(save_folder, os.path.splitext(image_name)[0] + '.xml')
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with open(anno_path, 'w') as file:
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file.write(xml)
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Path(args.save_xml).mkdir(parents=True, exist_ok=True)
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image_folder_name = os.path.basename(os.path.abspath(args.coco_folder))
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coco = COCO(args.coco_json)
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imgIds = coco.getImgIds()
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if not args.database_name:
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args.database_name = image_folder_name
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print('Write annotations file...')
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total = len(imgIds)
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now = 1
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for imgId in imgIds:
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img = coco.loadImgs(imgId)[0]
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if not os.path.isfile(os.path.join(args.coco_folder, img['file_name'])):
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print('The image {} is not exist.'.format(img['file_name']))
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exit()
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anno_list = []
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annIds = coco.getAnnIds(imgIds=imgId)
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for annId in annIds:
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ann = coco.loadAnns(annId)[0]
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cat = coco.loadCats(ann['category_id'])[0]
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if cat['name'] == 'background' and args.skip_background == True:
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continue
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box = ann['bbox']
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anno_list.append([cat['name'], int(box[0]), int(box[1]), int(box[0]+box[2]), int(box[1]+box[3])])
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write_to_xml(img['file_name'], anno_list, image_folder_name, args.coco_folder, args.save_xml, args.database_name)
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print('Write xml files ({} / {})'.format(now, total))
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now = now + 1
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print('Annotations file was written!')
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