python如何将txt坐标批量打印到原图上

# -*- coding: utf-8 -*-
# liufangtao
#批量处理img和xml文件，根据xml文件中的坐标把img中的目标标记出来，并保存到指定文件夹。
import xml.etree.ElementTree as ET
import os, cv2
import numpy 
# from tqdm import tqdm
from PIL import Image, ImageDraw, ImageFont
annota_dir = r'\ann\atxt' #txt文件夹
origin_dir = r'\testjyz\ann\bimages'  #图片文件夹
target_dir1= r'\testjyz\ann\cresult'  #保存地址
class_dist = {0:'盘式绝缘子', 1:'棒式绝缘子', 2:'复合绝缘子', 
                        3:'柱上开关绝缘子', 4:'针式绝缘子', 5:'玻璃绝缘子',6:'悬式棒绝缘子'}
def divide_img(oriname):
    img_file = os.path.join(origin_dir, oriname + '.jpg')
    im = cv2.imread(img_file)
    h, w = im.shape[:2]
    # print(w)
    # 图像从OpenCV格式转换成PIL格式 
    img_PIL = Image.fromarray(cv2.cvtColor(im, cv2.COLOR_BGR2RGB))
    draw = ImageDraw.Draw(img_PIL)
    #字体路径和字体大小
    font = ImageFont.truetype('SimHei.ttf', 40) 
    xml_file = open(os.path.join(annota_dir, oriname + '.txt'))  # 读取每个原图像的xml文件
    # print(xml_file)
    for bbox in xml_file.readlines():
        id, x1, y1, x2, y2 = float(bbox.split(' ')[0]), float(bbox.split(' ')[1]), float(bbox.split(' ')[2]), float(bbox.split(' ')[3]), float(bbox.split(' ')[4])
        xmin = ((x1*2*w)-x2*w)/2
        xmax = ((x1*2*w)+x2*w)/2
        ymin = ((y1*2*h)-y2*h)/2
        ymax = ((y1*2*h)+y2*h)/2
        # print(xmin, ymin, xmax, ymax)
        # cv2.rectangle(image, (x1, y1), (x2, y2), (0, 0, 255), 2)
        # 在边界框的两点（左上角、右下角）画矩形，无填充，边框红色，边框像素为5
        draw.rectangle(((xmin, ymin), (xmax, ymax)), fill=None, outline='red', width=5)
        draw.text((xmin, ymin-40), class_dist[id], font=font, fill=(0, 255, 0))       
    # 转换回OpenCV格式 
    img_OpenCV = cv2.cvtColor(numpy.asarray(img_PIL),cv2.COLOR_RGB2BGR) 
    img_name = oriname + '.jpg'
    print(img_name)
    to_name = os.path.join(target_dir1, img_name)
    cv2.imwrite(to_name, img_OpenCV)
img_list = os.listdir(origin_dir)
for name in img_list:
    divide_img(name.rstrip('.jpg'))

import os
import shutil
# 根据 标签列表/txt文件 批量提取图片
name_list = open('val.txt', 'r')
# print(name_list)
# 图片路径
tu_dir = 'label'
# 保存路径
save = '/val/label'
dir_name = []
# 获取文件名
for i in name_list:
    dir_name.append(os.path.basename(i.replace('\n', '')))
# print(dir_name)
# 批量复制
for i in dir_name:
    shutil.copy(tu_dir + '/' + i, save + '/' + i)