国庆出去玩，拍了一些相片，要寄给别人。打开文件夹一看，200M，不知道要传到什么时候，所以必须的缩小一些。一两张还可以用ps改改，100多张？！
花了5分钟写了一段程序来处理，立即搞定，前提是计算机上要装有python和Python Imaging Library (PIL) 。程序很简单
1
from os.path import isdir,join,basename
2from os import mkdir
3import glob
4import Image
5
6def write_file(dir,filter,rate):
7 save_path=join(dir,'thumb')
8 if not isdir(save_path):
9 mkdir(save_path)
10 files =glob.glob(join(dir,filter))
11 for f in files:
12 im = Image.open(f)
13 new_size=[(int(x*rate)) for x in im.size]
14 small = im.resize(new_size,Image.ANTIALIAS)
15 save_name=join(save_path,'thumb_'+basename(f))
16 small.save(save_name,'JPEG')
17 print '%s Saved' % save_name
18 print 'Total
%d Done' % len(files)
19
20if __name__ == "__main__":
21 write_file('F:\\xian','*.jpg',0.35)
from os.path import isdir,join,basename2
from os import mkdir3
import glob4
import Image5
6
def write_file(dir,filter,rate):7
save_path=join(dir,'thumb')8
if not isdir(save_path):9
mkdir(save_path)10
files =glob.glob(join(dir,filter))11
for f in files:12
im = Image.open(f)13
new_size=[(int(x*rate)) for x in im.size]14
small = im.resize(new_size,Image.ANTIALIAS)15
save_name=join(save_path,'thumb_'+basename(f))16
small.save(save_name,'JPEG')17
print '%s Saved' % save_name 18
print 'Total%d Done' % len(files)19
20
if __name__ == "__main__":21
write_file('F:\\xian','*.jpg',0.35)
