NAME¶
Barcode::ZBar::ImageScanner - scan images for bar codes
SYNOPSIS¶
use Barcode::ZBar;
my $scanner = Barcode::ZBar::ImageScanner->new();
$scanner->parse_config('i25.disable');
$scanner->scan_image($image);
DESCRIPTION¶
A Barcode::ZBar::ImageScanner is used to scan for bar codes in a
Barcode::ZBar::Image.
REFERENCE¶
Methods¶
- new()
- Create a new bar code image scanner instance.
- get_results()
- Return a list of Barcode::ZBar::Symbol results from the last scanned
image.
- scan_image([image])
- Scan a Barcode::ZBar::Image for bar codes. The image must be in the
"Y800" format. If necessary, use
"$image->convert("Y800")"
to convert from other supported formats to Y800 before scanning.
- enable_cache([enable])
- Enable the inter-image result consistency cache.
- parse_config(configstr)
- Apply a decoder configuration setting. See the documentation for
"zbarcam"/"zbarimg"
for available configuration options.
- recycle_image([image])
- Remove previously decoded results from a Barcode::ZBar::Image and recycle
the associated memory.
AUTHOR¶
Jeff Brown, <spadix@users.sourceforge.net>
COPYRIGHT AND LICENSE¶
Copyright 2008-2010 (c) Jeff Brown <spadix@users.sourceforge.net>
The ZBar Bar Code Reader is free software; you can redistribute it
and/or modify it under the terms of the GNU Lesser Public License as
published by the Free Software Foundation; either version 2.1 of the
License, or (at your option) any later version.
