def search():
name = request.form["searchbox"]
capture = cv2.VideoCapture(0)
# capture = cv2.VideoCapture(1) 外接摄像头
ff, ret = capture.read()
h, w, ch = ret.shape # 获取shape的数值，height和width、通道
# 新建全零图片数组src2,将height和width，类型设置为原图片的通道类型(色素全为零，输出为全黑图片)
a = 1.5
g = 10
src2 = np.zeros([h, w, ch], ret.dtype)
dst = cv2.addWeighted(ret, a, src2, 1 - a, g) # addWeighted函数说明如下
dst = cv2.fastNlMeansDenoisingColored(dst, None, 10, 10, 7, 21)
sp = ret.shape
height = sp[0] # height(rows) of image
width = sp[1] # width(colums) of image
print(height)
img1 = dst[0:height, 0:int(width / 3)]
img2 = dst[0:height, int(width / 3):int(width * 2 / 3)]
img3 = dst[0:height, int(width * 2 / 3):width - 1]
img1 = rotate_about_center(img1, 90, 1)
img2 = rotate_about_center(img2, 90, 1)
img3 = rotate_about_center(img3, 90, 1)
# cv2.imwrite("1.jpg", img1)
# cv2.imwrite("2.jpg", img2)
# cv2.imwrite("3.jpg", img3)
flag = True
try:
regImage1 = "1.jpg"
barcode1 = zxing.BarCodeReader().decode(regImage1)
print(barcode1.parsed)
if (barcode1.parsed == '9780684801223'
and name == 'The Old Man And The Sea'):
print('The Old Man And The Sea')
os.system("python3 low_level_right.py")
else:
regImage2 = "2.jpg"
barcode2 = zxing.BarCodeReader().decode(regImage2)
print(barcode2.parsed)
if (barcode2.parsed == '9787512508712' and name == 'Othello'):
print('Othello')
os.system("python3 low_level_left.py")
flag = True
else:
flag = False
except:
flag = False
if (flag == False and name == "宴山亭"):
flag = True
os.system("python3 low_level.py")
#识别
# print(name)
# start()
# os.system("python3 low_level.py")
if (flag == False):
return render_template('404.html')
return render_template('index.html')
def red(im):
reader = zxing.BarCodeReader(java='java')
barcode = reader.decode(
im,
try_harder=True) # ,possible_formats ='ITF')#possible_formats ='ITF'
print(barcode)
return barcode
def read(filename):
reader = zxing.BarCodeReader()
decoded = reader.decode(filename)
if decoded:
return decoded.parsed
else:
return ""
def qrcode_zxing(self, image, temp_flag=False):
zx = zxing.BarCodeReader()
zxing_img_temp_dir = os.path.join(os.path.abspath('.'),
'zxing_img_temp_dir')
os.makedirs(zxing_img_temp_dir, exist_ok=True)
save_path = os.path.join(zxing_img_temp_dir,
f"test_{uuid.uuid1()}.jpg")
if isinstance(image, np.ndarray):
cv2.imwrite(save_path, image)
image = save_path
temp_flag = True
elif isinstance(image, bytes):
# 读取到图片
image = Image.open(BytesIO(image))
# image.show('test')
image.save(save_path)
image = save_path
temp_flag = True
try:
zxdata = zx.decode(image) # 图片解码
except Exception as e:
logger.error(e.args)
# 删除临时文件
if temp_flag and os.path.exists(image):
os.remove(image)
return zxdata
def qrcode2url(img):
"""
将二维码转化成URL
:param img: ndarray or fname
:return:
"""
flag = False
if (isinstance(img, str)):
print('str')
fname = img
else:
try:
img = np.array(img, dtype=np.uint8)
except:
pass
fname = '/tmp/tmp.jpg'
cv2.imwrite(fname, img)
flag = True
# check if file exist.
if not os.path.isfile(fname):
raise Exception("%s is not a file." % img)
reader = zxing.BarCodeReader()
barcode = reader.decode(fname)
url = barcode.parsed
if flag:
os.system('rm %s' % fname)
return url
def ocr_qrcode_zxing(filename):
img = Image.open(filename)
ran = int(random.random() * 100000)
img.save('%s%s.jpg' % (os.path.basename(filename).split('.')[0], ran))
zx = zxing.BarCodeReader()
data = ''
zxdata = zx.decode('%s%s.jpg' % (os.path.basename(filename).split('.')[0], ran))
# 删除临时文件
os.remove('%s%s.jpg' % (os.path.basename(filename).split('.')[0], ran))
if zxdata:
#logger.debug(u'zxing识别二维码:%s,内容: %s' %(filename ,zxdata.data))
print(zxdata.points)
if(len(zxdata.points)):
calculate(zxdata.points)
'''class BarCode:
format = ""
四个角位置points = [leftdown,lefton,righton,rightdown]
data = ""
读取的内容raw = ""'''
#data = zxdata.data
else:
logger.error(u'识别zxing二维码出错:%s' %(filename))
img.save('%s-zxing.jpg' %filename)
return data
def read_QR_code1(img_path):
logger = logging.getLogger(__name__)
if not logger.handlers:
logging.basicConfig(level=logging.INFO)
DEBUG = (logging.getLevelName(logger.getEffectiveLevel()) == 'DEBUG')
# 在当前目录生成临时文件，规避java的路径问题
img = Image.open(img_path)
ran = int(random.random() * 100000)
img.save('%s%s.jpg' % (os.path.basename(img_path).split('.')[0], ran))
zx = zxing.BarCodeReader()
data = ''
zxing_data = zx.decode('%s%s.jpg' %
(os.path.basename(img_path).split('.')[0], ran))
# 删除临时文件
os.remove('%s%s.jpg' % (os.path.basename(img_path).split('.')[0], ran))
if zxing_data:
logger.debug(u'zxing识别二维码:%s,内容: %s' %
(img_path, zxing_data.parsed))
data = zxing_data.parsed
else:
logger.error(u'识别zxing二维码出错:%s' % img_path)
# img.save('%s-zxing.jpg' % img_path)
return data
def get_qrcode(self):
self.img_url = self.driver.find_element_by_xpath(
"// *[ @ alt = '二维码']")
time.sleep(2)
print(self.img_url)
self.relimg_ulr = self.img_url.get_attribute("src")
print(self.relimg_ulr)
# 保存图片到指定路径
if self.relimg_ulr != None:
filename = '/qcode.jpg'
# 保存图片数据
data = urllib.request.urlopen(self.relimg_ulr).read()
filepath = os.path.join(os.getcwd(), 'img')
print("112223444")
print(filepath)
f = open(filepath + filename, 'wb')
f.write(data)
f.close()
reader = zxing.BarCodeReader()
path = os.path.join(os.getcwd(), 'img')
filepath = path + "/qcode.jpg"
print(filepath)
barcode = reader.decode(filepath)
codelist = str(barcode).split("'")
return codelist
def recover_data_from_lables(lables, lables_to_bits, qr_shape, qr_margin):
qr = Image.new('1', qr_shape, 1)
pix = qr.load()
reader = zxing.BarCodeReader()
data = []
for color in range(0, len(lables_to_bits[0])):
i = 0
for x in range(qr_margin[0], qr_shape[0] - qr_margin[0]):
for y in range(qr_margin[1], qr_shape[1] - qr_margin[1]):
pix[y, x] = (lables_to_bits[lables[i]][color])
i += 1
#plt.subplot(122), plt.imshow(qr), plt.title('qr')
zbar_code = decode(qr)
if not zbar_code:
qr.save('tmp.jpeg', 'jpeg')
zxing_code = reader.decode("tmp.jpeg", True)
if not zxing_code:
continue
else:
# print(zxing_code)
data.append(zxing_code.raw)
else:
# print(zbar_code)
data.append(zbar_code[0].data)
return data
def qrcode_to_data(filename):
"""
二维码解析
代码来源：https://www.cnblogs.com/zhongtang/p/7148375.html
修改部分代码，子调用时会无法解析原因为zxing调用java包，需要考虑路径问题
:param filename:
:return:
"""
img = Image.open(filename)
# 先用pyzbar包解析，如果解析不成功则用zxing模块解析
data = pyzbar.decode(img, symbols=[pyzbar.ZBarSymbol.QRCODE])
if data:
return data[0].data.decode('utf-8')
else:
ran = int(random.random() * 100000)
img.save('%s%s.png' % (os.path.basename(filename).split('.')[0], ran))
zx = zxing.BarCodeReader()
zxdata = zx.decode('%s%s.png' %
(os.path.basename(filename).split('.')[0], ran))
# 删除临时文件
os.remove('%s%s.png' % (os.path.basename(filename).split('.')[0], ran))
if zxdata:
return zxdata.parsed
else:
img.save('%s-zxing.png' % filename)
def ocr_qrcode_zxing(filename):
zx = zxing.BarCodeReader() #调用zxing二维码读取包
data = ''
zxdata = zx.decode(filename) #图片解码
if zxdata:
data = zxdata
return data.raw #返回记录的内容
def scan(self):
reader = zxing.BarCodeReader()
barcode = reader.decode(self.photo)
if barcode != None:
print(barcode.parsed) # 二维码识别内容
else:
print("cant find the QR code")
def test():
reader = zxing.BarCodeReader()
shutil.copy(
"C:\\Users\\admin\\PycharmProjects\\jiliangyuan_classify\\data\\test.jpg",
"tmp\\tmp.jpg")
barcode = reader.decode("tmp/tmp.jpg")
os.remove("tmp\\tmp.jpg")
return barcode.parsed
def test_decoding():
reader = zxing.BarCodeReader()
for filename, expected in test_barcodes:
path = os.path.join(test_barcode_dir, filename)
logging.debug('Trying to parse {}, expecting {!r}.'.format(path, expected))
dec = reader.decode(path)
if dec.parsed != expected:
raise AssertionError('Expected {!r} but got {!r}'.format(expected, dec.parsed))
def barcode_decode(pic_path):
import zxing
reader = zxing.BarCodeReader()
barcode = reader.decode(pic_path)
if barcode is not None:
print(barcode.parsed, end='')
else:
print('Empty QR Code!')
def decode_qrcode_image(image_file):
"""
通过一个二维码图片提取对应的URL
@param image_file: 二维码图片
@return:二维码中包含的URL
"""
reader = zxing.BarCodeReader()
barcode = reader.decode(image_file)
return barcode.parsed
def checkEngineerInput(self, EngineerInput):
while True:
if EngineerInput == "1":
# Login by QR code
reader = zxing.BarCodeReader()
# Build a list of tuples for each file type the file dialog should display
my_filetypes = [('all files', '.*'), ('text files', '.txt')]
# Ask the user to select a single file name.
path = filedialog.askopenfilename(
initialdir=os.getcwd(),
title="Please select a file:",
filetypes=my_filetypes)
if path == "":
break
# decode QR
barcode = reader.decode(path)
username = barcode.parsed.split(', ')[0]
password = barcode.parsed.split(', ')[1]
message = [
"CheckEngineerIdentity", username, password, self.carid
]
elif EngineerInput == "2":
# Login by username and password
username = input("Enter username (Leave blank to quit) : ")
if (not username):
return
password = getpass("Enter Password: "******"CheckEngineerIdentity", username, password, self.carid
]
# Receive login reply
self.s.sendall(pickle.dumps(message))
data = pickle.loads(self.s.recv(4096))
if data[0] == "True":
# True
message = ["Repair", self.carid]
self.s.sendall(pickle.dumps(message))
data = pickle.loads(self.s.recv(4096))
# Send and Receive Repair reply
if data[0] == "True":
# True
print()
print("Start repairing the car")
time.sleep(2)
print()
print("The car has been repaired")
return
else:
# False
print()
print("The car does not need to be repaired")
return
else:
# False
print("Username or Password is incorrect")
def Read_QR(img):
reader = zxing.BarCodeReader()
barcode = reader.decode(img)
if barcode.type == None:
return "Fail to read"
return barcode.parsed
def qrcode(path):
reader = zxing.BarCodeReader()
barcode = reader.decode(path)
if barcode is None:
boo = False
link = "Does not exist"
else:
boo = True
link = barcode.raw
return boo, link
def analyzeQRCode(fileName):
zx = zxing.BarCodeReader()
zxData = zx.decode(fileName)
if zxData:
# print(zxData)
a = zxData.__getattribute__("raw")
print(a)
else:
print("none")
pass
def get_zxing_qr_data(image_path):
zxing_reader = zxing.BarCodeReader()
zxing_qr_data = zxing_reader.decode(image_path, try_harder=True)
if zxing_qr_data is not None:
qr_data = json.loads(zxing_qr_data.parsed)
else:
qr_data = {'rb_id': None, 'set_id': None, 'name': None, 'page': None}
return qr_data
def test_barcode_readability(self):
r = zxing.BarCodeReader()
# FIXME: ZXing command-line runner tries to coerce everything to UTF-8, so we can only reliably
# encode and decode characters in the intersection of utf-8 and iso8559-1.
self._encode_and_decode(r,
'Wikipedia, the free encyclopedia',
ec_percent=0)
self._encode_and_decode(r,
'Wow. Much error. Very correction. Amaze',
ec_percent=95)
self._encode_and_decode(r, '¿Cuánto cuesta?')
def read_zxing(jpgfile):
global zxing_recognized
result = "NULL"
reader = zxing.BarCodeReader(
"/home/parshin/PycharmProjects/barcode_reader/zxing")
result = reader.decode(jpgfile)
if result is not None:
zxing_recognized += 1
return result.data
else:
return "NULL"
def qr_login():
headers = {
'Connection': 'keep-alive',
'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64)',
}
status = True
s = requests.session()
try:
while status is True:
result = get_qrcode()
imgurl = result[0]
token = result[1]
res = s.get(imgurl, headers=headers, cookies=cookies)
content = res.content
f = open('image.png', 'wb')
f.write(content)
f.close()
reader = zxing.BarCodeReader()
raw = reader.decode("image.png").raw
url = pyqrcode.create(raw)
print(url.terminal(quiet_zone=1))
start = time.time()
while True:
if time.time() - start < 120:
url = 'https://www.zhihu.com/api/v3/account/api/login/qrcode/{}/scan_info'.format(token)
res = s.get(url, headers=headers)
if res.status_code == 200:
content = res.json()
if 'status' in content:
if content['status'] == 1:
print('扫码成功 请确认登陆')
continue
else:
print('成功确认登陆')
cookies_dict = res.cookies.get_dict()
for key in cookies_dict:
cookies.set(key, cookies_dict[key])
q_c0 = content['cookie']['q_c0']
z_c0 = content['cookie']['z_c0']
cookies.set('q_c0', q_c0)
cookies.set('z_c0', z_c0)
save_cookies()
os.system('cls')
return True
else:
print('二维码已经过期 重新加载二维码')
status = False
time.sleep(5)
os.system('cls')
break
qr_login()
except Exception:
return False
def main():
while True:
im = ImageGrab.grab()
im.save('temp.png')
zx = zxing.BarCodeReader()
code = zx.decode('temp.png', )
if code and code.raw:
text = bytes.decode(zlib.decompress(base64.b64decode(code.raw)),
'utf-8')
print(text)
pyperclip.copy(text)
time.sleep(.5)
def test_barcode_readability_eci(self):
r = zxing.BarCodeReader()
# Released versions of ZXing <=3.4.1, don't correctly decode ECI or FNC1 in Aztec (https://github.com/zxing/zxing/issues/1327),
# so we don't have a way to test readability of barcodes containing characters not in iso8559-1.
# Now that https://github.com/zxing/zxing/pull/1328 is merged, we should be able to decode them correctly on
# subsequent releases.
if r.zxing_version_info <= (3, 4, 1):
raise unittest.SkipTest("Running with ZXing v{}, which can't decode non-iso8859-1 charsets in Aztec Code".format(r.zxing_version))
self._encode_and_decode(r, 'The price is €4', encoding='utf-8')
self._encode_and_decode(r, 'אין לי מושג', encoding='iso8859-8')
def r_decode(file_name):
image_file = file_name
img = cv2.imread(image_file)
temp_name = "temp.jpg"
cv2.imwrite(temp_name, img)
zx = zxing.BarCodeReader()
data = zx.decode(temp_name)
os.remove(temp_name)
if data == None:
return None
return data.raw
def _qr_decode_one_file(img_file):
'''
compute signal file
:param img_file: QR code path
:return: string decoded code
'''
reader = zxing.BarCodeReader()
print('decode img {}...'.format(img_file))
barcode = reader.decode('./upload/{}'.format(img_file))
ret = barcode.parsed
print('root is {}'.format(ret))
return ret
def test_barcode_readability(self):
r = zxing.BarCodeReader()
# FIXME: ZXing command-line runner tries to coerce everything to UTF-8, at least on Linux,
# so we can only reliably encode and decode characters that are in the intersection of utf-8
# and iso8559-1 (though with ZXing >3.4.1, the iso8559-1 requirement is relaxed; see below).
#
# More discussion at: https://github.com/dlenski/python-zxing/issues/17#issuecomment-905728212
# Proposed solution: https://github.com/dlenski/python-zxing/issues/19
self._encode_and_decode(r, 'Wikipedia, the free encyclopedia', ec_percent=0)
self._encode_and_decode(r, 'Wow. Much error. Very correction. Amaze', ec_percent=95)
self._encode_and_decode(r, '¿Cuánto cuesta?')
def test_against_zxing():
test_number = 0
success = 0
failure = 0
zxing_success = 0
zxing_failure = 0
while (True):
test_number += 1
# Randomize barcode settings
columns = 10 #random.randint(5,15)
security_level = 3 #random.randint(2,5)
scale = 2 #random.randint(2,5)
ratio = 2 #random.randint(2,4)
# With random text valid for a PDF417 barcode
text_length = 300 #random.randint(1, 5) * 50
text = ''.join(random.choices(string.ascii_letters + string.digits + "&,:#-.$/+%* =^;<>@[\\]_'~!|()?{}", k=text_length))
# and Create the barcode.
barcode = BarcodeTest(text, columns, security_level, scale, ratio)
barcode.CrappifiedImage.save("barcode.png")
# Start decoding
try:
reader = zxing.BarCodeReader()
decodedZxing = reader.decode("barcode.png", possible_formats="PDF_417").parsed
except:
decodedZxing = ''
try:
decoder = PDF417Decoder(barcode.CrappifiedImage)
barcode_count = decoder.decode()
if (barcode_count == 0):
decoded = ''
else:
decoded = decoder.barcode_data_index_to_string(0)
except:
decoded = ''
if (decoded == barcode.EncodedData):
success += 1
else:
failure += 1
if (decodedZxing == barcode.EncodedData):
zxing_success += 1
else:
zxing_failure += 1
print(f"Success: {success} - Failure: {failure} - ZXing Success: {zxing_success} - ZXing: Failure {zxing_failure} - Total: {test_number}")
