from PIL import Image
import os

all_path=[]
dirName = os.getcwd()
file_dir = os.path.join(dirName,‘file_log‘)

#创建目录保存处理后的图片
try:
    os.mkdir(‘file_log‘)
except FileExistsError:
    print(‘dir Exists ‘)

#获取当前目录下所有的jpeg格式文件路径
for root, dirs, files in os.walk(dirName):
    for file in files:
        if "jpeg" in file:
            all_path.append(os.path.join(root, file))


#打开logo图片文件
LOGO_FILE = ‘logo.png‘
logoIm = Image.open(LOGO_FILE)
logoWith,logoHeight = logoIm.size

#r,g,b,a =logoIm.split()

for i in range(0,len(all_path)):
    imTmp = Image.open(all_path[i])

    #给图片的右下角添加log
    imWidth,imHeight = imTmp.size
    imTmp.paste(logoIm,(imWidth-logoWith,imHeight-logoHeight),logoIm)

    filename =str(i) + ‘.png‘
    imTmp.save(os.path.join(file_dir,filename))

from PIL import ImageDraw
im = Image.open(‘logo.png‘)
mask=Image.new(‘L‘, im.size, color=transparent)
draw=ImageDraw.Draw(mask)
draw.rectangle(transparent_area, fill=0)
im.putalpha(mask)
im.save(‘image.png‘)