75 lines
2.6 KiB
PHP
Executable File
75 lines
2.6 KiB
PHP
Executable File
<?php
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/*
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* PHP QR Code encoder
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*
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* Common constants
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*
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* Based on libqrencode C library distributed under LGPL 2.1
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* Copyright (C) 2006, 2007, 2008, 2009 Kentaro Fukuchi <fukuchi@megaui.net>
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*
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* PHP QR Code is distributed under LGPL 3
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* Copyright (C) 2010-2013 Dominik Dzienia <deltalab at poczta dot fm>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/** \defgroup QR_CONST Global Constants
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Constant used globally for function arguments.
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Make PHP calls a little bit more clear, in place of missing (in dynamicaly typed language) enum types.
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* @{
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*/
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/** @name QR-Code Encoding Modes */
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/** @{ */
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/** null encoding, used when no encoding was speciffied yet */
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define('QR_MODE_NUL', -1);
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/** Numerical encoding, only numbers (0-9) */
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define('QR_MODE_NUM', 0);
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/** AlphaNumerical encoding, numbers (0-9) uppercase text (A-Z) and few special characters (space, $, %, *, +, -, ., /, :) */
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define('QR_MODE_AN', 1);
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/** 8-bit encoding, raw 8 bit encoding */
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define('QR_MODE_8', 2);
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/** Kanji encoding */
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define('QR_MODE_KANJI', 3);
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/** Structure, internal encoding for structure-related data */
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define('QR_MODE_STRUCTURE', 4);
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/**@}*/
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/** @name QR-Code Levels of Error Correction
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Constants speciffy ECC level from lowest __L__ to the highest __H__.
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Higher levels are recomended for Outdoor-presented codes, but generates bigger codes.
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*/
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/** @{*/
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/** ~7% of codewords can be restored */
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define('QR_ECLEVEL_L', 0);
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/** ~15% of codewords can be restored */
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define('QR_ECLEVEL_M', 1);
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/** ~25% of codewords can be restored */
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define('QR_ECLEVEL_Q', 2);
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/** ~30% of codewords can be restored */
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define('QR_ECLEVEL_H', 3);
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/** @}*/
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/** @name QR-Code Supported output formats */
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/** @{*/
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define('QR_FORMAT_TEXT', 0);
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define('QR_FORMAT_PNG', 1);
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/** @}*/
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/** @}*/
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