Decode and extract data from QR codes and barcodes in images with support for multiple barcode formats.
Purpose
Barcode scanning for:
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Inventory management and tracking
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Product information lookup
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Document verification
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Event check-in systems
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Automated data entry
Features
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Multiple Formats: QR Code, EAN-13, Code128, Code39, UPC-A, DataMatrix
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Batch Processing: Scan multiple images in one operation
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Data Extraction: Decode to text, URLs, structured data
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Image Preprocessing: Auto-rotation, enhancement for better recognition
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Validation: Verify barcode checksums
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Export: JSON, CSV output with decoded data
Quick Start
from qr_barcode_reader import QRBarcodeReader
# Read QR code
reader = QRBarcodeReader()
result = reader.read_image('qr_code.png')
print(result.data) # Decoded text
# Batch read directory
results = reader.read_directory('images/', formats=['qr', 'ean13'])
CLI Usage
# Read single image
python qr_barcode_reader.py image.png
# Batch read directory
python qr_barcode_reader.py images/*.png --output results.json