python pyzbar 批量识别二维码

1、安装pyzbar

pip install pyzbar

2、代码

import os
import cv2 as cv
from pyzbar import pyzbar

# 目录路径
path = "D:\data_img"
data = [];

file_list = os.listdir(path)
for file in file_list:

? ? if not file.endswith(".jpg"):
? ? ? ? continue

? ? cur_path = os.path.join(path, file)
? ? # print(cur_path)

? ? img = cv.imread(cur_path)
? ? barcodes = pyzbar.decode(img)
? ? for barcode in barcodes:
? ? ? ? #print(file + ":" + bytes.decode(barcode.data));
? ? ? ? data.append(file + ":" + bytes.decode(barcode.data))

with open(path + "\data.txt", "w") as f:
? ? for item in data:
? ? ? ? # print(item)
? ? ? ? f.write(item+'\n')