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covpassgreeter.py
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covpassgreeter.py
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#!/usr/bin/python3
import cv2
from pyzbar import pyzbar
from picamera import PiCamera
from picamera.array import PiRGBArray
import time
import zlib
import base45
import cbor2
import subprocess
import math
# initialize the cv2 QRCode detector
detector = cv2.QRCodeDetector()
camera = PiCamera()
#camera.resolution = (640, 480)
camera.resolution = (1296, 730)
camera.framerate = 15
#rawCapture = PiRGBArray(camera, size=(640,480))
rawCapture = PiRGBArray(camera, size=(1296, 730))
# allow the camera to warmup
time.sleep(0.1)
# capture frames from the camera
for frame in camera.capture_continuous(rawCapture, format="bgr", use_video_port=True):
# grab the raw NumPy array representing the image, then initialize the timestamp
# and occupied/unoccupied text
img = frame.array
print('Image Dimensions :', img.shape)
barcodes = pyzbar.decode(img)
for barcode in barcodes:
# extract the bounding box location of the barcode and draw
# the bounding box surrounding the barcode on the image
(x, y, w, h) = barcode.rect
print(x, y, w, h)
# the barcode data is a bytes object so if we want to draw it
# on our output image we need to convert it to a string first
barcodeData = barcode.data.decode("utf-8")
barcodeType = barcode.type
print(barcodeData)
print(barcodeType)
b45data = barcodeData.replace("HC1:", "")
zlibdata = base45.b45decode(b45data)
cbordata = zlib.decompress(zlibdata)
decoded = cbor2.loads(cbordata)
decoded_qrcode = cbor2.loads(decoded.value[2])
print("")
vorname = decoded_qrcode[-260][1]["nam"]["gn"]
nachname = decoded_qrcode[-260][1]["nam"]["fn"]
print(decoded_qrcode[-260][1]["nam"]["gn"])
print(decoded_qrcode[-260][1]["nam"]["fn"])
subprocess.run(["espeak", "-vde", vorname + " " + nachname + ", "+"ist ge impft, Glückwunsch!", "-v", "mb/mb-de2", "-s", "200"])
subprocess.run(["mplayer", "newfile.mp3"])
cv2.imwrite("success_"+str(math.floor(time.time()))+".png", img)
rawCapture.truncate(0)