ZBar bar code reader . http://zbar.sourceforge.net/ ZBar is licensed under the GNU LGPL 2.1 to enable development of both open source and commercial projects.

Dependents:   GR-PEACH_Camera_in_barcode levkov_ov7670

LICENSE

The ZBar Bar Code Reader is Copyright (C) 2007-2009 Jeff Brown <spadix@users.sourceforge.net> The QR Code reader is Copyright (C) 1999-2009 Timothy B. Terriberry <tterribe@xiph.org>

You can redistribute this library and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

ISAAC is based on the public domain implementation by Robert J. Jenkins Jr., and is itself public domain.

Portions of the bit stream reader are copyright (C) The Xiph.Org Foundation 1994-2008, and are licensed under a BSD-style license.

The Reed-Solomon decoder is derived from an implementation (C) 1991-1995 Henry Minsky (hqm@ua.com, hqm@ai.mit.edu), and is licensed under the LGPL with permission.

Committer:
RyoheiHagimoto
Date:
Tue Apr 19 02:19:39 2016 +0000
Revision:
1:500d42699c34
Parent:
0:56c5742b9e2b
Add copying.txt and license.txt

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RyoheiHagimoto 0:56c5742b9e2b 1 /*------------------------------------------------------------------------
RyoheiHagimoto 0:56c5742b9e2b 2 * Copyright 2007-2009 (c) Jeff Brown <spadix@users.sourceforge.net>
RyoheiHagimoto 0:56c5742b9e2b 3 *
RyoheiHagimoto 0:56c5742b9e2b 4 * This file is part of the ZBar Bar Code Reader.
RyoheiHagimoto 0:56c5742b9e2b 5 *
RyoheiHagimoto 0:56c5742b9e2b 6 * The ZBar Bar Code Reader is free software; you can redistribute it
RyoheiHagimoto 0:56c5742b9e2b 7 * and/or modify it under the terms of the GNU Lesser Public License as
RyoheiHagimoto 0:56c5742b9e2b 8 * published by the Free Software Foundation; either version 2.1 of
RyoheiHagimoto 0:56c5742b9e2b 9 * the License, or (at your option) any later version.
RyoheiHagimoto 0:56c5742b9e2b 10 *
RyoheiHagimoto 0:56c5742b9e2b 11 * The ZBar Bar Code Reader is distributed in the hope that it will be
RyoheiHagimoto 0:56c5742b9e2b 12 * useful, but WITHOUT ANY WARRANTY; without even the implied warranty
RyoheiHagimoto 0:56c5742b9e2b 13 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
RyoheiHagimoto 0:56c5742b9e2b 14 * GNU Lesser Public License for more details.
RyoheiHagimoto 0:56c5742b9e2b 15 *
RyoheiHagimoto 0:56c5742b9e2b 16 * You should have received a copy of the GNU Lesser Public License
RyoheiHagimoto 0:56c5742b9e2b 17 * along with the ZBar Bar Code Reader; if not, write to the Free
RyoheiHagimoto 0:56c5742b9e2b 18 * Software Foundation, Inc., 51 Franklin St, Fifth Floor,
RyoheiHagimoto 0:56c5742b9e2b 19 * Boston, MA 02110-1301 USA
RyoheiHagimoto 0:56c5742b9e2b 20 *
RyoheiHagimoto 0:56c5742b9e2b 21 * http://sourceforge.net/projects/zbar
RyoheiHagimoto 0:56c5742b9e2b 22 *------------------------------------------------------------------------*/
RyoheiHagimoto 0:56c5742b9e2b 23
RyoheiHagimoto 0:56c5742b9e2b 24 /* varargs variations on compile time debug spew */
RyoheiHagimoto 0:56c5742b9e2b 25
RyoheiHagimoto 0:56c5742b9e2b 26 #ifndef DEBUG_LEVEL
RyoheiHagimoto 0:56c5742b9e2b 27
RyoheiHagimoto 0:56c5742b9e2b 28 # ifdef __GNUC__
RyoheiHagimoto 0:56c5742b9e2b 29 /* older versions of gcc (< 2.95) require a named varargs parameter */
RyoheiHagimoto 0:56c5742b9e2b 30 # define dprintf(args...)
RyoheiHagimoto 0:56c5742b9e2b 31 # else
RyoheiHagimoto 0:56c5742b9e2b 32 /* unfortunately named vararg parameter is a gcc-specific extension */
RyoheiHagimoto 0:56c5742b9e2b 33 # define dprintf(...)
RyoheiHagimoto 0:56c5742b9e2b 34 # endif
RyoheiHagimoto 0:56c5742b9e2b 35
RyoheiHagimoto 0:56c5742b9e2b 36 #else
RyoheiHagimoto 0:56c5742b9e2b 37
RyoheiHagimoto 0:56c5742b9e2b 38 # include <stdio.h>
RyoheiHagimoto 0:56c5742b9e2b 39
RyoheiHagimoto 0:56c5742b9e2b 40 # ifdef __GNUC__
RyoheiHagimoto 0:56c5742b9e2b 41 # define dprintf(level, args...) \
RyoheiHagimoto 0:56c5742b9e2b 42 if((level) <= DEBUG_LEVEL) \
RyoheiHagimoto 0:56c5742b9e2b 43 fprintf(stderr, args)
RyoheiHagimoto 0:56c5742b9e2b 44 # else
RyoheiHagimoto 0:56c5742b9e2b 45 # define dprintf(level, ...) \
RyoheiHagimoto 0:56c5742b9e2b 46 if((level) <= DEBUG_LEVEL) \
RyoheiHagimoto 0:56c5742b9e2b 47 fprintf(stderr, __VA_ARGS__)
RyoheiHagimoto 0:56c5742b9e2b 48 # endif
RyoheiHagimoto 0:56c5742b9e2b 49
RyoheiHagimoto 0:56c5742b9e2b 50 #endif /* DEBUG_LEVEL */
RyoheiHagimoto 0:56c5742b9e2b 51
RyoheiHagimoto 0:56c5742b9e2b 52 /* spew warnings for non-fatal assertions.
RyoheiHagimoto 0:56c5742b9e2b 53 * returns specified error code if assertion fails.
RyoheiHagimoto 0:56c5742b9e2b 54 * NB check/return is still performed for NDEBUG
RyoheiHagimoto 0:56c5742b9e2b 55 * only the message is inhibited
RyoheiHagimoto 0:56c5742b9e2b 56 * FIXME don't we need varargs hacks here?
RyoheiHagimoto 0:56c5742b9e2b 57 */
RyoheiHagimoto 0:56c5742b9e2b 58 #ifndef NDEBUG
RyoheiHagimoto 0:56c5742b9e2b 59
RyoheiHagimoto 0:56c5742b9e2b 60 # include <stdio.h>
RyoheiHagimoto 0:56c5742b9e2b 61
RyoheiHagimoto 0:56c5742b9e2b 62 #if __STDC_VERSION__ < 199901L && !defined(__func__)
RyoheiHagimoto 0:56c5742b9e2b 63 # if __GNUC__ >= 2
RyoheiHagimoto 0:56c5742b9e2b 64 # define __func__ __FUNCTION__
RyoheiHagimoto 0:56c5742b9e2b 65 # else
RyoheiHagimoto 0:56c5742b9e2b 66 # define __func__ "<unknown>"
RyoheiHagimoto 0:56c5742b9e2b 67 # endif
RyoheiHagimoto 0:56c5742b9e2b 68 #endif
RyoheiHagimoto 0:56c5742b9e2b 69
RyoheiHagimoto 0:56c5742b9e2b 70 # define zassert(condition, retval, format, ...) do { \
RyoheiHagimoto 0:56c5742b9e2b 71 if(!(condition)) { \
RyoheiHagimoto 0:56c5742b9e2b 72 fprintf(stderr, "WARNING: %s:%d: %s:" \
RyoheiHagimoto 0:56c5742b9e2b 73 " Assertion \"%s\" failed.\n\t" format, \
RyoheiHagimoto 0:56c5742b9e2b 74 __FILE__, __LINE__, __func__, #condition , \
RyoheiHagimoto 0:56c5742b9e2b 75 ##__VA_ARGS__); \
RyoheiHagimoto 0:56c5742b9e2b 76 return(retval); \
RyoheiHagimoto 0:56c5742b9e2b 77 } \
RyoheiHagimoto 0:56c5742b9e2b 78 } while(0)
RyoheiHagimoto 0:56c5742b9e2b 79
RyoheiHagimoto 0:56c5742b9e2b 80 #else
RyoheiHagimoto 0:56c5742b9e2b 81
RyoheiHagimoto 0:56c5742b9e2b 82 # define zassert(condition, retval, format, ...) do { \
RyoheiHagimoto 0:56c5742b9e2b 83 if(!(condition)) \
RyoheiHagimoto 0:56c5742b9e2b 84 return(retval); \
RyoheiHagimoto 0:56c5742b9e2b 85 } while(0)
RyoheiHagimoto 0:56c5742b9e2b 86
RyoheiHagimoto 0:56c5742b9e2b 87 #endif
RyoheiHagimoto 0:56c5742b9e2b 88