extract_QRCode.py

```
!pip install pyzbar
!apt-get install python-zbar
```

from pyzbar.pyzbar import decode
from PIL import Image
from IPython.display import Image as myImg
from IPython.display import display

def get_QRData(img_path):
  return decode(Image.open(img_path))

def get_info(obj):
  keys = ['data', 'type', 'rect', 'polygon', 'quality', 'orientation']

  for i in range(len(keys)):
    print(keys[i], "-> ",obj[0][i])

filename = 'full.png'
a = get_QRData(filename)
display(myImg(filename, width=400, height=200))
get_info(a)

pdf_img_qrcode_extractor.py

```
!pip install PyMuPDF
!pip install pyzbar
!pip install pillow
!apt-get install python-zbar
```

import fitz
import io
from PIL import Image
from pyzbar.pyzbar import decode

class EmptyQR:

  def __init__(self,filename):
    self.filename = filename
    self.pdf = ""
    self.pdf_pages = 0
    self.ext = 'jpeg'
  
  def read_pdf(self):
    self.pdf = fitz.open(self.filename)
    self.pdf_pages = len(self.pdf)
 
  def read_single_page(self,index):
    page = self.pdf[index]
    return page.get_images()

  def img_count(self,img,page_n):
    if img:
      print(f"[+] Found a total of {len(img)} images in page {page_n}")
    else:
      print("[!] No images found on page", page_n)
  
  def read_img(self,data):
    for index, img in enumerate(data, start=1):
      xref = img[0]
      base_image = self.pdf.extract_image(xref)
      img_bytes = base_image["image"]
      img_ext = base_image["ext"]
      
      if img_ext == self.ext:
        return img_bytes
  
  def read_QR(self,img_bytes):
    temp = decode(Image.open(io.BytesIO(img_bytes)))
    return temp[0][0].decode("utf-8")

  def run(self):
    
    self.read_pdf()

    for index in range(self.pdf_pages):
      temp = self.read_single_page(index)
      # self.img_count(temp,index)
      img_bytes = self.read_img(temp)
      qrCode = self.read_QR(img_bytes)
      print(qrCode)
      
# EmptyQR(pdfname = 'filename.pdf').run()