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feature: Add support for zxing as barcode scanning lib

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This commit is contained in:
Marvin Gaube 2023-03-16 21:15:10 +01:00
parent 7e75193f4a
commit e89c0f15dd
7 changed files with 102 additions and 14 deletions
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34
src/documents/barcodes.py
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@ -17,7 +17,6 @@ from pikepdf import Page
from pikepdf import Pdf
from PIL import Image
from PIL import ImageSequence
from pyzbar import pyzbar
logger = logging.getLogger("paperless.barcodes")
@ -83,18 +82,35 @@ def barcode_reader(image: Image) -> List[str]:
Returns a list containing all found barcodes
"""
barcodes = []
# Decode the barcode image
detected_barcodes = pyzbar.decode(image)
if detected_barcodes:
# Traverse through all the detected barcodes in image
if settings.CONSUMER_BARCODE_SCANNER == "PYZBAR":
logger.debug("Scanning for barcodes using PYZBAR")
from pyzbar import pyzbar
# Decode the barcode image
detected_barcodes = pyzbar.decode(image)
if detected_barcodes:
# Traverse through all the detected barcodes in image
for barcode in detected_barcodes:
if barcode.data:
decoded_barcode = barcode.data.decode("utf-8")
barcodes.append(decoded_barcode)
logger.debug(
f"Barcode of type {str(barcode.type)} found: {decoded_barcode}",
)
elif settings.CONSUMER_BARCODE_SCANNER == "ZXING":
logger.debug("Scanning for barcodes using ZXING")
import zxingcpp
detected_barcodes = zxingcpp.read_barcodes(image)
for barcode in detected_barcodes:
if barcode.data:
decoded_barcode = barcode.data.decode("utf-8")
barcodes.append(decoded_barcode)
if barcode.text:
barcodes.append(barcode.text)
logger.debug(
f"Barcode of type {str(barcode.type)} found: {decoded_barcode}",
f"Barcode of type {str(barcode.format)} found: {barcode.text}",
)
return barcodes