ZBar::ImageScanner(3pm)
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.
SEE ALSO
Barcode::ZBar, Barcode::ZBar::Image, zbarimg(1), zbarcam(1)
http://zbar.sf.net
AUTHOR
Jeff Brown, <spadix@users.sourceforge.net>
COPYRIGHT AND LICENSE
Copyright 2008-2009 (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.