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main.py
- import os
- import cv2
- if __name__ == '__main__':
- imgs = os.listdir('./Images')
- xml = os.listdir('./Annotations')
- i = 0
- for img in imgs:
- i = i + 1
- os.rename('./Images/'+img, './Images/data'+str(i)+img[-4:])
- os.rename('./Annotations/'+img[0:-4]+'.xml', './Annotations/data'+str(i)+'.xml')
- print(img)
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1.py
- #!/usr/bin/env python3
- # -*- coding: utf-8 -*-
- import copy
- from lxml.etree import Element, SubElement, tostring, ElementTree
- import xml.etree.ElementTree as ET
- import pickle
- import os
- from os import listdir, getcwd
- from os.path import join
- classes = ['XXX','XXX'] # 类别
- CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
- def convert(size, box):
- dw = 1. / size[0]
- dh = 1. / size[1]
- x = (box[0] + box[1]) / 2.0
- y = (box[2] + box[3]) / 2.0
- w = box[1] - box[0]
- h = box[3] - box[2]
- x = x * dw
- w = w * dw
- y = y * dh
- h = h * dh
- return (x, y, w, h)
- def convert_annotation(image_id):
- in_file = open('./Annotations\%s.xml' % (image_id), encoding='UTF-8')
- out_file = open('./labels/%s.txt' % (image_id), 'w') # 生成txt格式文件
- tree = ET.parse(in_file)
- root = tree.getroot()
- size = root.find('size')
- w = int(size.find('width').text)
- h = int(size.find('height').text)
- for obj in root.iter('object'):
- cls = obj.find('name').text
- # print(cls)
- if cls not in classes:
- continue
- cls_id = classes.index(cls)
- xmlbox = obj.find('bndbox')
- b = (float(xmlbox.find('xmin').text), float(xmlbox.find('xmax').text), float(xmlbox.find('ymin').text),
- float(xmlbox.find('ymax').text))
- bb = convert((w, h), b)
- out_file.write(str(cls_id) + " " + " ".join([str(a) for a in bb]) + '\n')
- xml_path = os.path.join(CURRENT_DIR, 'Annotations/')
- # xml list
- img_xmls = os.listdir(xml_path)
- for img_xml in img_xmls:
- label_name = img_xml.split('.')[0]
- print(label_name)
- convert_annotation(label_name)
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