Raspberry Pi - Camera Module
Which Python library is commonly used on Raspberry Pi to decode QR codes from images?
Which Python library is commonly used on Raspberry Pi to decode QR codes from images?
easy🧠 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify libraries related to QR code decoding
pyzbar is a popular Python library used to decode barcodes and QR codes.Step 2: Compare with other options
matplotlib is for plotting, numpy for arrays, pygame for games, so they don't decode QR codes.Final Answer:
pyzbar -> Option AQuick Check:
QR code decoding library = pyzbar [OK]
Quick Trick: pyzbar decodes QR codes; others serve different purposes [OK]
Common Mistakes:
MISTAKES- Choosing matplotlib or numpy which don't decode QR codes
- Confusing pygame with image processing libraries
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