46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
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# start od 0
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import cv2
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from labels_list import labels_list
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from tqdm import tqdm
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import sys
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dataset = sys.argv[1]
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def to_yolo_format(entity, y_total, x_total):
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label_str, ref = entity.split(':')
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label_id = labels_list.index(label_str)
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x0,y0,x1,y1 = [float(i) for i in ref.split(',')]
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x_middle = (x0 + x1) / 2
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y_middle = (y0 + y1) / 2
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x_w = x1 - x0
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y_w = y1 - y0
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x_middle /= x_total
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y_middle /= y_total
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x_w /= x_total
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y_w /= y_total
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items_to_write = (label_id, x_middle, y_middle, x_w, y_w)
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items_to_write = [str(i) for i in items_to_write]
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str_to_write = ' '.join(items_to_write) + '\n'
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return str_to_write
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with open(f'{dataset}/expected.tsv','r') as f_exp, open(f'{dataset}/in.tsv') as f_in:
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for line_in, line_exp in zip(f_in, f_exp):
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img_name = line_in.rstrip()
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img_references = line_exp.rstrip().split(' ')
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img = cv2.imread('images/' + img_name)
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img_dimensions = img.shape
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y_total, x_total, _ = img_dimensions
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with open(f'{dataset}-dataset/labels/' + img_name.replace('.jpg','.txt'), 'w') as f_out:
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for entity in img_references:
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str_to_write = to_yolo_format(entity, y_total, x_total)
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f_out.write(str_to_write)
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