圣诞节，教你用Python给微信头像添加一个圣诞帽！

pip install pillow   #这是对模块PTL的安装
pip install opencv-python    #这是对cv2的安装
pip install os 
pip install PySimpleGui

import cv2
from PIL import Image
personPath = '3.jpg'  #头像
hatPath = 'sheng.png'  #圣诞帽
personImg = cv2.imread(personPath)
face_haar = cv2.CascadeClassifier('haarcascade_frontalface_default.xml')#存放的绝对路径
faces = face_haar.detectMultiScale(personImg, 1.1,5)
personImg = Image.open(personPath)
personImg = personImg.convert('RGBA')
hatImg = Image.open(hatPath)
hatImg = hatImg.convert('RGBA')
for face_x,face_y,face_w,face_h in faces:
    face_x -= face_w-180
    face_y += face_h-250
    face_w *= 1
    face_h *= 1
    hatImg = hatImg.resize((face_w, face_h))
    bg = (face_x, face_y - face_h + 100 , face_x + face_w, face_y + 100 )
    personImg.paste(hatImg, bg, mask = hatImg)#将调整好的帽子贴上去
personImg.save('addHat.png')

import PySimpleGUI as sg
import os.path
sg.change_look_and_feel("BrightColors")
file_list_column = [
    [sg.Submit('Go',tooltip='按下面的要素添加圣诞帽',size=(15, 1)), sg.Cancel(size=(15, 1))],
    [
        sg.Text("图片位置"),
        sg.In(size=(25, 1), enable_events=True, key="-FOLDER-"),
        sg.FolderBrowse('浏览'),
    ],
    [
        sg.Text("帽子宽度"),
        sg.In(size=(25, 1), enable_events=True, key="hat-w"),
    ],
    [
        sg.Text("帽子高度"),
        sg.In(size=(25, 1), enable_events=True, key="hat-h"),
    ],
    [
        sg.Text("帽子横移"),
        sg.In(size=(25, 1), enable_events=True, key="hat-x"),
    ],
    [
        sg.Text("帽子纵移"),
        sg.In(size=(25, 1), enable_events=True, key="hat-y"),
    ],
    [
        sg.Listbox(
            values=[], enable_events=True, size=(40, 20), key="-FILE LIST-"
        )
    ],
]
image_viewer_column = [
    [sg.Text("从左边图片列表中选择一张图片:",size=(60, 1),key = "notice")],
    [sg.Text("左边的四个参数调节是在上面的参数基础上进行加减乘除；其中宽度和高度调试单位为个位数(需要大于0且是整数),横纵移动调试单位可任意调",size=(50, 3), key="-TOUT-")],
    [sg.Image(key="-IMAGE-")],
]
layout = [
    [
        sg.Column(file_list_column),
        sg.VSeperator(),
        sg.Column(image_viewer_column),
    ]
]
window = sg.Window("圣诞帽添加软件", layout)
while True:
    event, values = window.read()
    if event == "Cancel" or event == sg.WIN_CLOSED:
        break
    if event == "-FOLDER-":
        folder = values["-FOLDER-"]
        try:
            file_list = os.listdir(folder)
        except:
            file_list = []
        fnames = [
            f
            for f in file_list
            if os.path.isfile(os.path.join(folder, f))
            and f.lower().endswith((".jpg", ".png"))
        ]
        window["-FILE LIST-"].update(fnames)
    elif event == "-FILE LIST-":
        try:
            filename = os.path.join(
                values["-FOLDER-"], values["-FILE LIST-"][0]
            )
            window["-TOUT-"].update(filename)

        except:
            pass
    elif event== "Go" :
        personPath = filename
  '''
        圣诞帽添加部分
        '''
        window["notice"].update()
        window["-IMAGE-"].update(filename='addHat.png')
window.close()

pip install pyinstaller

pyinstaller hat.py