目录标注后保存当前图片：label_mp4.py标注后保存当前图片：import glob import os.path import shutil import sys import threading import time import json import cv2 import os import numpy as np from PyQt5.QtCore import QLibraryInfo os.environ["QT_QPA_PLATFORM_PLUGIN_PATH"] = QLibraryInfo.location(QLibraryInfo.PluginsPath) from PyQt5.QtWidgets import QApplication, QMainWindow, QLabel, QFileDialog, QVBoxLayout, QSizePolicy, QWidget from PyQt5.QtGui import QPixmap, QImage from PyQt5.QtCore import Qt from pynput import keyboard from natsort impor