裁剪策略：

从左至右，从上至下滑动裁剪320x320大小的子图，滑动步长为160，当最右边超出边界，以边界为边，向左裁剪320；最下端超出边界部分也是这样处理。

xml文件格式是Pascal VOC格式。

代码如下：

import os
import xml.etree.ElementTree as ET
from PIL import Imagedef crop_one_image_and_xml(image_path, annotation_path, output_path, filename):# -*- coding: encoding -*-# 原图文件和标注文件的路径# image_path = 'path/to/original/image'# annotation_path = 'path/to/original/annotation'# 小块图片和标注文件保存的路径# output_path = 'path/to/output/folder'# 小块图片的尺寸和裁剪策略block_size = (320, 320)stride = (160, 160)# 解析原图的标注文件tree = ET.parse(annotation_path)root = tree.getroot()  # 获取ElementTree对象的根节点。根据XML文件的结构，每个XML文件都有一个根节点。getroot()方法返回这个根节点，并将其保存在变量root中。这个方法返回的是一个 Element 类型的对象，它代表了整个XML文件的根节点。# 获取原图的大小size = (int(root.find('size/width').text), int(root.find('size/height').text))  # 获取XML文件中 size/width 这个节点的值，并将其转换为整数类型。# 计算小块图片的行数和列数rows = (size[1] - block_size[1]) // stride[1] + 2cols = (size[0] - block_size[0]) // stride[0] + 2# 遍历每个小块图片的位置for row in range(rows):for col in range(cols):# 计算小块图片的左上角在原图中的位置坐标x0 = col * stride[0]y0 = row * stride[1]x1 = x0 + block_size[0]y1 = y0 + block_size[1]# 如果超出原图边界，则调整小块图片的大小和位置if x1 > size[0]:x1 = size[0]x0 = x1 - block_size[0]if y1 > size[1]:y1 = size[1]y0 = y1 - block_size[1]# 创建小块图片并保存block_image = Image.open(image_path).crop((x0, y0, x1, y1))block_filename = f'{filename}_{x0, y0}-{x1, y1}.tif'block_image.save(os.path.join(output_path, block_filename))# 检查是否含有标注框，True代表没有标注框，False就代表有标注框check_bndbox_is_none = True# 创建小块图片的标注文件并保存'''ET 是 ElementTree 库的别名或者是导入的模块，使用 ET.Element('annotation') 创建了一个名为 annotation 的元素，它代表了这个XML文档的根节点。Element() 方法会返回一个 Element 类型的对象，该对象代表了一个XML元素。这个XML文档的根节点是 annotation，它是这个XML文档的最上层元素，它可以包含其它元素或者属性，而其它元素或者属性都是它的子元素或者子属性。你可以通过在这个根元素上调用方法，如 .append() 或 .attrib，来添加子元素或者属性。'''block_root = ET.Element('annotation')folder_elem = ET.Element('folder')folder_elem.text = str('Images')block_root.append(folder_elem)filename_elem = ET.Element('filename')filename_elem.text = str(os.path.join(filename + ".tif"))block_root.append(filename_elem)path_elem = ET.Element('path')path_elem.text = str(os.path.join(annotation_path, filename + ".tif"))block_root.append(path_elem)source_elem = ET.Element('source')database_elem = ET.Element('database')database_elem.text = str('Unknown')source_elem.append(database_elem)block_root.append(source_elem)# 添加图像大小信息'''使用 ElementTree 库创建一个 XML 文档中的 size 元素，并在其中添加 width 和 height 子元素，然后将它们的文本内容设置为图像 block_image 的宽度和高度，最终生成以下 XML 结构：<size><width>图像宽度</width><height>图像高度</height></size>最后将size 元素 添加到根节点 block_root = ET.Element('annotation') 中'''size_elem = ET.Element('size')width_elem = ET.Element('width')width_elem.text = str(block_image.width)height_elem = ET.Element('height')height_elem.text = str(block_image.height)depth_elem = ET.Element('depth')depth_elem.text = str('1')size_elem.append(width_elem)size_elem.append(height_elem)size_elem.append(depth_elem)block_root.append(size_elem)segmented_elem = ET.Element('segmented')segmented_elem.text = str('0')block_root.append(segmented_elem)# 遍历原图的目标，并添加到小块图片的标注文件中'''使用了 ElementTree 库中的 findall() 方法和 find() 方法来查找 XML 元素中的特定子元素，并将其文本内容转换为 Python 中的数据类型。for obj in root.findall('object'): 找到该 XML 元素中所有名为 object 的子元素，并对每一个 object 子元素执行下面的代码。在循环内部，obj.find('name').text 获取了当前 object 子元素下的名为 name 的子元素，并返回该子元素的文本内容，这里是一个字符串类型，赋值给了 name 变量。'''for obj in root.findall('object'):  # root = ET.parse(annotation_path).getroot() 原xml文件的根节点name = obj.find('name').text  # 原图标注框的类别名pose = obj.find('pose').texttruncated = obj.find('truncated').textdifficult = obj.find('difficult').textxmin = int(obj.find('bndbox/xmin').text)  # 原图的标注框的左上点的坐标ymin = int(obj.find('bndbox/ymin').text)  # 原图的标注框的左上点的坐标xmax = int(obj.find('bndbox/xmax').text)  # 原图的标注框的右下点的坐标ymax = int(obj.find('bndbox/ymax').text)  # 原图的标注框的右下点的坐标# 将目标框的坐标转换为小块图片的相对坐标   x0y0小块图片的左上角右下角在原图中的位置坐标xmin -= x0ymin -= y0xmax -= x0ymax -= y0# 如果目标框在小块图片内，则添加到标注文件中if 0 < xmin < block_image.width and 0 < ymin < block_image.height and \0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and xmax > block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and 0 < xmax < block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin < 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and 0 < ymin < block_image.height and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and ymin < 0 and xmax > block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin < 0 and 0 < xmax < block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and 0 < ymin < block_image.height and xmax > block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and ymin < 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin < 0 and xmax > block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and 0 < ymin < block_image.height and 0 < xmax < block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and xmax > block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and 0 < ymin < block_image.height and xmax > block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and ymin < 0 and xmax > block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and ymin < 0 and 0 < xmax < block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin < 0 and xmax > block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin == 0 and ymin == 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin == 0 and 0 < ymin < block_image.height and 0 < xmax < block_image.width and ymax == block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and xmax == block_image.width and ymax == block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin == 0 and xmax == block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin == 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin == 0 and ymin == 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and 0 < xmax < block_image.width and ymax == block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and xmax == block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin < 0 and xmax == block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin == 0 and ymin < 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin == 0 and 0 < ymin < block_image.height and 0 < xmax < block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and xmax == block_image.width and ymax > block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin == 0 and ymin == 0 and xmax == block_image.width and ymax == block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and ymin == 0 and 0 < xmax < block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif xmin < 0 and 0 < ymin < block_image.height and 0 < xmax < block_image.width and ymax == block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(0)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(xmax)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and ymin == 0 and xmax > block_image.width and 0 < ymax < block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(0)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(ymax)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelif 0 < xmin < block_image.width and 0 < ymin < block_image.height and xmax > block_image.width and ymax == block_image.height:obj_elem = ET.Element('object')  # 创建 object 属性name_elem = ET.Element('name')  # 创建 name 属性name_elem.text = name  # name = obj.find('name').text  name的值没有改变pose_elem = ET.Element('pose')pose_elem.text = posetruncated_elem = ET.Element('truncated')truncated_elem.text = truncateddifficult_elem = ET.Element('difficult')difficult_elem.text = difficultobj_elem.append(name_elem)  # 将name加入到 object 节点obj_elem.append(pose_elem)obj_elem.append(truncated_elem)obj_elem.append(difficult_elem)bndbox_elem = ET.Element('bndbox')  # 创建 bndbox 属性xmin_elem = ET.Element('xmin')  # 创建 xmin 属性xmin_elem.text = str(xmin)ymin_elem = ET.Element('ymin')  # 创建 ymin 属性ymin_elem.text = str(ymin)xmax_elem = ET.Element('xmax')  # 创建 xmax 属性xmax_elem.text = str(block_image.width)ymax_elem = ET.Element('ymax')  # 创建 ymax 属性ymax_elem.text = str(block_image.height)bndbox_elem.append(xmin_elem)bndbox_elem.append(ymin_elem)bndbox_elem.append(xmax_elem)bndbox_elem.append(ymax_elem)obj_elem.append(bndbox_elem)block_root.append(obj_elem)check_bndbox_is_none = Falseelse:check_bndbox_is_none = True# 保存小块图片的标注文件xml_filename = f'{filename}_{x0, y0}-{x1, y1}.xml''''这段代码使用 Python 中的 ElementTree 模块创建了一个名为 "tree" 的 XML 文档对象，并将其初始化为 "block_root" 元素的根节点。具体来说，这里的 ET 是 ElementTree 模块的别名，block_root 是一个 Element 对象，表示 XML 文档中的根元素。ET.ElementTree(block_root) 将 Element 对象包装在 ElementTree 对象中，以便使用 ElementTree 模块提供的方法来处理 XML 文档。通过将根元素传递给 ElementTree 构造函数，我们可以创建一个表示整个 XML 文档的对象，可以用于遍历、修改或序列化 XML 数据。'''tree = ET.ElementTree(block_root)tree.write(os.path.join(output_path,xml_filename))  # 使用 ElementTree 模块的 write 方法将 XML 文档对象 tree 中的数据写入到指定路径下的一个 XML 文件中。# if not check_bndbox_is_none:#     # 保存小块图片的标注文件#     xml_filename = f'{filename}_{x0, y0}-{x1, y1}.xml'#     '''#     这段代码使用 Python 中的 ElementTree 模块创建了一个名为 "tree" 的 XML 文档对象，并将其初始化为 "block_root" 元素的根节点。#     具体来说，这里的 ET 是 ElementTree 模块的别名，block_root 是一个 Element 对象，表示 XML 文档中的根元素。#     ET.ElementTree(block_root) 将 Element 对象包装在 ElementTree 对象中，以便使用 ElementTree 模块提供的方法来处理 XML 文档。#     通过将根元素传递给 ElementTree 构造函数，我们可以创建一个表示整个 XML 文档的对象，可以用于遍历、修改或序列化 XML 数据。#     '''#     tree = ET.ElementTree(block_root)#     tree.write(os.path.join(output_path,#                             xml_filename))  # 使用 ElementTree 模块的 write 方法将 XML 文档对象 tree 中的数据写入到指定路径下的一个 XML 文件中。# else:#     # 先保存后删除#     xml_filename = f'{filename}_{x0, y0}-{x1, y1}.xml'#     tree = ET.ElementTree(#         block_root)  # 这段代码使用 Python 中的 ElementTree 模块创建了一个名为 "tree" 的 XML 文档对象，并将其初始化为 "block_root" 元素的根节点。具体来说，这里的 ET 是 ElementTree 模块的别名，block_root 是一个 Element 对象，表示 XML 文档中的根元素。ET.ElementTree(block_root) 将 Element 对象包装在 ElementTree 对象中，以便使用 ElementTree 模块提供的方法来处理 XML 文档。通过将根元素传递给 ElementTree 构造函数，我们可以创建一个表示整个 XML 文档的对象，可以用于遍历、修改或序列化 XML 数据。#     tree.write(os.path.join(output_path,#                             xml_filename))#     os.remove(os.path.join(output_path,xml_filename))# xml文件地址
xml_folder = r'A:\DataSet\02. my_dataset\123'
# xml对应的图片地址
image_folder = r'A:\DataSet\02. my_dataset\234'
# 切割后的图片以及对应的xml文件保存地址
output_path = r'A:\DataSet\02. my_dataset\456'
# 获取所有xml格式标注文件的文件名
xml_files = [f for f in os.listdir(xml_folder) if f.endswith('.xml')]for file in xml_files:annotation_path = os.path.join(xml_folder, file)filename = os.path.splitext(file)[0]image_path = os.path.join(image_folder, filename + ".tif")crop_one_image_and_xml(image_path, annotation_path, output_path, filename)print(f"{filename}切割完毕")print("全部切割完毕")