import os
from PIL import Image
import xml.etree.ElementTree as ET

# 输入文件夹路径，包含jpg图片和对应的xml文件
image_folder = "D:\\desktop\\1"
xml_folder = "D:\\desktop\\2"

# 输出文件夹路径，保存修改后的图片和xml文件
output_image_folder = "D:\\desktop\\1\\1"
output_xml_folder = "D:\\desktop\\2\\2"

# 创建输出文件夹
if not os.path.exists(output_image_folder):
    os.makedirs(output_image_folder)

if not os.path.exists(output_xml_folder):
    os.makedirs(output_xml_folder)

# 修改图片大小并同步修改对应的xml文件
for image_filename in os.listdir(image_folder):
    if image_filename.endswith(".jpg"):
        image_path = os.path.join(image_folder, image_filename)
        xml_filename = os.path.splitext(image_filename)[0] + ".xml"
        xml_path = os.path.join(xml_folder, xml_filename)

        if os.path.exists(xml_path):
            # 修改图片大小
            image = Image.open(image_path)
            new_image = image.resize((640, 640))  # 设置新的宽度和高度
            output_image_path = os.path.join(output_image_folder, image_filename)
            new_image.save(output_image_path)

            # 修改xml文件
            tree = ET.parse(xml_path)
            root = tree.getroot()
            width = root.find("size/width")
            height = root.find("size/height")
            width.text = str(640)  # 更新宽度
            height.text = str(640)  # 更新高度
            output_xml_path = os.path.join(output_xml_folder, xml_filename)
            tree.write(output_xml_path)

            print(f"Processed: {image_filename}")
        else:
            print(f"XML not found for {image_filename}")