zbarcam
Scan barcodes from webcam video
TLDR
Scan barcodes
$ zbarcam
Scan without display$ zbarcam --nodisplay
Print raw output$ zbarcam --raw
Specify device$ zbarcam [/dev/video_device]
SYNOPSIS
zbarcam [OPTIONS] [DEVICE]
DESCRIPTION
zbarcam scans and decodes barcodes and QR codes from a video device (webcam). Decoded data is printed to stdout in real-time.
Part of the ZBar barcode reader package.
PARAMETERS
--nodisplay
Disable video window--raw
Print barcode data without type--prescale WxH
Prescale video to specified size-v, --verbose
Increase verbosity-q, --quiet
Suppress output
CAVEATS
Requires webcam or video capture device. Barcode must be clearly visible and properly lit. May need v4l2 permissions.