Create qr.py

qr.py

@@ -0,0 +1,71 @@
+import qrcode as qr
+import base64
+import cv2
+import os
+from PIL import Image
+
+def make_qr(txt=None,data=None,im_size=None):
+    if txt != None and txt != "" and data != None:
+        f = Image.open(f'{data}')
+        f.thumbnail((im_size,im_size))
+        f.save("tmp.jpg")
+        imr = open(f'tmp.jpg','rb')
+        out = f'{txt}+++{base64.b64encode(imr.read())}'
+        print (f'txt+data {out}')
+        img1 = qr.make(out,box_size=10,error_correction=qr.constants.ERROR_CORRECT_H)
+        img1.save("im.png")
+        return "im.png"
+    if txt == None or txt == "" and data != None:
+        f = Image.open(f'{data}')
+        f.thumbnail((im_size,im_size))
+        f.save("tmp1.jpg")
+        imr = open(f'tmp1.jpg','rb')
+        out = f'+++{base64.b64encode(imr.read())}'
+        print (f'data {out}')
+        img1 = qr.make(out,box_size=10,error_correction=qr.constants.ERROR_CORRECT_H)
+        img1.save("im1.png")
+        return "im1.png"
+        
+    if txt != None and txt != "" and data == None:
+        out = f'{txt}'
+        print (f'txt {out}')
+        img1 = qr.make(out,box_size=10,error_correction=qr.constants.ERROR_CORRECT_H)
+        img1.save("im2.png")
+        return "im2.png"    
+
+def cnt_im_bytes(im,txt_cnt,im_size):
+    f = Image.open(f'{im}')
+    f.thumbnail((im_size,im_size))
+    f.save("tmp11.jpg")
+    im_cnt=os.stat('tmp11.jpg').st_size
+    print(im_cnt)
+    tot_cnt=im_cnt+int(txt_cnt)
+    return im_cnt,tot_cnt  
+
+def cnt_bytes(txt,im_cnt):
+    txt_cnt = (len(txt.encode('utf-8')))
+    tot_cnt = txt_cnt + int(im_cnt)
+    return txt_cnt, tot_cnt
+
+
+def decode(im):
+    
+    image = cv2.imread(f'{im}')
+    qrCodeDetector = cv2.QRCodeDetector()
+    decodedText, points, _ = qrCodeDetector.detectAndDecode(image)
+    if points is not None:
+        text = decodedText
+    else:
+        text = "No QR Code Found"
+    return text
+def make_im(tx_str):
+    out = tx_str.split("+++b",1)[1]
+    out.replace("'","")
+    print(out)
+    decoded_data=base64.b64decode((out))
+    
+    #write the decoded data back to original format in  file
+    img_file = open('image.jpeg', 'wb')
+    img_file.write(decoded_data)
+    img_file.close()
+    return ('image.jpeg')