write_img_path.py

# -*- coding: utf-8 -*-
import xml.etree.ElementTree as ET
import os
from os import getcwd

sets = ['train', 'val', 'test']
classes = ["weed"]   # 改成自己的类别
abs_path = os.getcwd()
print(abs_path)

def convert(size, box):
    dw = 1. / (size[0])
    dh = 1. / (size[1])
    x = (box[0] + box[1]) / 2.0 - 1
    y = (box[2] + box[3]) / 2.0 - 1
    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')
#     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'):
#         difficult = obj.find('difficult').text
#         #difficult = obj.find('Difficult').text
#         cls = obj.find('name').text
#         if cls not in classes or int(difficult) == 1:
#             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))
#         b1, b2, b3, b4 = b
#         # 标注越界修正
#         if b2 > w:
#             b2 = w
#         if b4 > h:
#             b4 = h
#         b = (b1, b2, b3, b4)
#         bb = convert((w, h), b)
#         #out_file.write(str(cls_id) + " " + " ".join([str(a) for a in bb]) + '\n')

wd = getcwd()
for image_set in sets:
    if not os.path.exists('labels/'):
        os.makedirs('labels/')
    image_ids = open('ImageSets/Main/%s.txt' % (image_set)).read().strip().split()
   
    if not os.path.exists('dataSet_path/'):
        os.makedirs('dataSet_path/')
     
    list_file = open('dataSet_path/%s.txt' % (image_set), 'w')
    # 这行路径不需更改，这是相对路径
    for image_id in image_ids:
        list_file.write('/home/buaa/sh/phone_detect/data/phone/images/%s.jpg\n' % (image_id))

        # convert_annotation(image_id)
    list_file.close()