Decode barcodes, compare values to database in mysql
Views img in same directory, scans barcode in img, print resulting numbers
Run this to scan barcode with camera
Remove this comment to view display:
#cv2.imshow('Result',img)
Api to access MySQL database
Compares results scanned from bc_cam.py and bc_sql.py.
Print out food name if found in database otherwise prints out food not found
Fixes blurry barcodes from images placed in same directory as the script