python 裁剪图片

# -*- coding: utf-8 -*-
import Image
import sys
import os.path
from  datetime  import  *  
import random
import time

IMAGE_BAKUP = "/few"

#_CONTENT_TYPES = { '.png': 'image/png', '.gif': 'image/gif', '.jpg': 'image/jpeg', '.jpeg': 'image/jpeg', '.jpe': 'image/jpeg' }


_CONTENT_TYPES = { 'image/png': '.png', 'image/gif': '.gif', 'image/jpeg': '.jpg', 'image/jpeg': '.jpeg' }



IMAGE_BAKUP = ''
IMAGE_PATH = sys.arg[1]
IMAGE_X1 = sys.arg[2]
IMAGE_Y1 = sys.arg[3]
IMAGE_X2 = sys.arg[4]
IMAGE_Y2 = sys.arg[5]

im = Image.open(IMAGE_PATH) #打开图片句柄

box = (IMAGE_X1,IMAGE_Y1,IMAGE_X2,IMAGE_Y2) #设定裁剪区域
  
region = im.crop(box)  #裁剪图片，并获取句柄region
  
region.save(IMAGE_BAKUP + datetime.now()+random.randint(0,99),) #保存图片


print int(time.time());
print '%s%s-%s%s'%(IMAGE_BAKUP,int(time.time()),random.randint(0,99), _CONTENT_TYPES[_CONTENT_TYPES])