zbar 解析 图片 二维码 条形码

#!/usr/bin/env python
# coding: u8
import os
import zbar
import Image
import urllib
import uuid
def qrRead(url):

	uuid1 = uuid.uuid1()
	filename=str(uuid1)+".jpg"
	print uuid1
	urllib.urlretrieve(url, filename)

	# create a reader
	scanner = zbar.ImageScanner()

	# configure the reader
	scanner.parse_config('enable')

	# obtain image data
	pil = Image.open(filename).convert('L')
	width, height = pil.size
	#pil.show()
	raw = pil.tostring()

	# wrap image data
	image = zbar.Image(width, height, 'Y800', raw)

	# scan the image for barcodes
	scanner.scan(image)

	tmpdata=''
	# extract results
	for symbol in image:
		# do something useful with results
		print symbol.type, '图片内容为:\n%s' % symbol.data
		tmpdata=tmpdata+symbol.data

	# clean up
	del(image)
	os.remove(filename)
	return tmpdata
if __name__ == '__main__':
	url = 'https://encrypted-tbn1.gstatic.com/images?q=tbn:ANd9GcTQBgBUaLLVTQ-kxAa28JDrwA9gVrD0wWNcMgUutOEYwRxlDaaWGQ'
	qrRead(url)