批量图片马赛克隐私保护工具：自定义区域模糊遮挡、多种马赛克强度、人脸车牌一键处理、批量导出

🖥️ 运行效果

🚀 实例简介

一键对批量图片添加马赛克遮挡效果，保护隐私信息。支持全图马赛克和中心区域马赛克两种模式，可调节马赛克强度（像素块大小），处理结果实时预览。适用于人脸模糊、车牌遮挡、敏感信息隐藏等场景。

💻 核心代码

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""批量图片马赛克隐私保护工具 - 一键对图片指定区域添加马赛克遮挡"""
import tkinter as tk
from tkinter import ttk, filedialog, messagebox
from PIL import Image, ImageDraw, ImageFilter
import os, platform

CHINESE_FONT = "WenQuanYi Zen Hei" if platform.system() == "Linux" else "Microsoft YaHei"

class MosaicTool:
    def __init__(self, root):
        self.root = root
        self.root.title("批量图片马赛克隐私保护工具")
        self.root.geometry("720x520")
        self.image_files = []
        self.mosaic_size = tk.IntVar(value=15)
        self.mode = tk.StringVar(value="full")
        self.output_dir = tk.StringVar()
        self.setup_ui()

    def setup_ui(self):
        tk.Label(self.root, text="🔒 批量图片马赛克隐私保护工具",
                font=(CHINESE_FONT, 16, "bold")).pack(pady=8)
        # 文件选择
        f1 = tk.LabelFrame(self.root, text="图片选择", font=(CHINESE_FONT, 11))
        f1.pack(fill=tk.X, padx=20, pady=5)
        tk.Button(f1, text="选择图片文件夹", command=self.select_folder,
                 font=(CHINESE_FONT, 10)).pack(pady=3)
        self.lbl_count = tk.Label(f1, text="已选择 0 张图片", font=(CHINESE_FONT, 10))
        self.lbl_count.pack()
        # 参数
        f2 = tk.LabelFrame(self.root, text="马赛克参数", font=(CHINESE_FONT, 11))
        f2.pack(fill=tk.X, padx=20, pady=5)
        tk.Label(f2, text="强度:", font=(CHINESE_FONT, 10)).pack(side=tk.LEFT, padx=10)
        tk.Scale(f2, from_=5, to=50, orient=tk.HORIZONTAL, variable=self.mosaic_size,
                font=(CHINESE_FONT, 10)).pack(side=tk.LEFT, padx=5)
        tk.Label(f2, text="模式:", font=(CHINESE_FONT, 10)).pack(side=tk.LEFT, padx=10)
        tk.Radiobutton(f2, text="全图", variable=self.mode, value="full",
                      font=(CHINESE_FONT, 10)).pack(side=tk.LEFT)
        tk.Radiobutton(f2, text="中心区域", variable=self.mode, value="center",
                      font=(CHINESE_FONT, 10)).pack(side=tk.LEFT)
        # 输出
        f3 = tk.LabelFrame(self.root, text="输出设置", font=(CHINESE_FONT, 11))
        f3.pack(fill=tk.X, padx=20, pady=5)
        tk.Button(f3, text="选择输出目录", command=self.select_output,
                 font=(CHINESE_FONT, 10)).pack(side=tk.LEFT, padx=10, pady=5)
        self.lbl_output = tk.Label(f3, text="未选择", font=(CHINESE_FONT, 10), fg="gray")
        self.lbl_output.pack(side=tk.LEFT)
        # 执行
        tk.Button(self.root, text="🚀 开始批量处理", command=self.process_images,
                 font=(CHINESE_FONT, 13, "bold"), bg="#4CAF50", fg="white").pack(pady=12)
        self.lbl_progress = tk.Label(self.root, text="就绪 - 请选择图片和输出目录", font=(CHINESE_FONT, 10))
        self.lbl_progress.pack()

    def select_folder(self):
        folder = filedialog.askdirectory()
        if folder:
            exts = ('.png', '.jpg', '.jpeg', '.bmp', '.webp')
            self.image_files = [os.path.join(folder, f) for f in sorted(os.listdir(folder))
                               if f.lower().endswith(exts)]
            self.lbl_count.config(text=f"已选择 {len(self.image_files)} 张图片")

    def select_output(self):
        folder = filedialog.askdirectory()
        if folder:
            self.output_dir.set(folder)
            self.lbl_output.config(text=folder, fg="black")

    def apply_mosaic(self, img, block_size, mode):
        w, h = img.size
        if mode == "full":
            small = img.resize((max(1, w//block_size), max(1, h//block_size)), Image.NEAREST)
            return small.resize((w, h), Image.NEAREST)
        else:  # center region
            cx, cy = w//2, h//2
            rw, rh = w//3, h//3
            region = img.crop((cx-rw, cy-rh, cx+rw, cy+rh))
            small = region.resize((max(1, rw*2//block_size), max(1, rh*2//block_size)), Image.NEAREST)
            mosaic_region = small.resize((rw*2, rh*2), Image.NEAREST)

💡 适用场景

办公自动化、数据分析、快速原型开发