目标检测数据增强：同步缩放图片和xml标注

同步缩放图片（等比例缩放无失真）和xml文件标注的anchor size

import glob
import xml.dom.minidom
import cv2
from PIL import Image
import matplotlib.pyplot as plt
import os


# 定义待批量裁剪图像的路径地址
IMAGE_INPUT_PATH = r'D:\code\data\JPEGImages'
XML_INPUT_PATH = r'D:\code\data\Annotations_new'
# 定义裁剪后的图像存放地址
IMAGE_OUTPUT_PATH = r'D:\code\data\JPEGImages_out'
XML_OUTPUT_PATH = r'D:\code\data\Annotations_out'
imglist = os.listdir(IMAGE_INPUT_PATH)
xmllist = os.listdir(XML_INPUT_PATH)

for i in range(len(imglist)):
    # 每个图像全路径
    image_input_fullname = IMAGE_INPUT_PATH + '/' + imglist[i]
    xml_input_fullname = XML_INPUT_PATH + '/' + xmllist[i]
    image