Ryo Hagimoto
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.
zbar/decoder/i25.h@1:500d42699c34, 2016-04-19 (annotated)
- 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?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| RyoheiHagimoto | 0:56c5742b9e2b | 1 | /*------------------------------------------------------------------------ |
| RyoheiHagimoto | 0:56c5742b9e2b | 2 | * Copyright 2008-2009 (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 | #ifndef _I25_H_ |
| RyoheiHagimoto | 0:56c5742b9e2b | 24 | #define _I25_H_ |
| RyoheiHagimoto | 0:56c5742b9e2b | 25 | |
| RyoheiHagimoto | 0:56c5742b9e2b | 26 | /* interleaved 2 of 5 specific decode state */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 27 | typedef struct i25_decoder_s { |
| RyoheiHagimoto | 0:56c5742b9e2b | 28 | unsigned direction : 1; /* scan direction: 0=fwd/space, 1=rev/bar */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 29 | unsigned element : 4; /* element offset 0-8 */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 30 | int character : 12; /* character position in symbol */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 31 | unsigned s10; /* current character width */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 32 | unsigned width; /* last character width */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 33 | |
| RyoheiHagimoto | 0:56c5742b9e2b | 34 | unsigned config; |
| RyoheiHagimoto | 0:56c5742b9e2b | 35 | int configs[NUM_CFGS]; /* int valued configurations */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 36 | } i25_decoder_t; |
| RyoheiHagimoto | 0:56c5742b9e2b | 37 | |
| RyoheiHagimoto | 0:56c5742b9e2b | 38 | /* reset interleaved 2 of 5 specific state */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 39 | static inline void i25_reset (i25_decoder_t *i25) |
| RyoheiHagimoto | 0:56c5742b9e2b | 40 | { |
| RyoheiHagimoto | 0:56c5742b9e2b | 41 | i25->direction = 0; |
| RyoheiHagimoto | 0:56c5742b9e2b | 42 | i25->element = 0; |
| RyoheiHagimoto | 0:56c5742b9e2b | 43 | i25->character = -1; |
| RyoheiHagimoto | 0:56c5742b9e2b | 44 | i25->s10 = 0; |
| RyoheiHagimoto | 0:56c5742b9e2b | 45 | } |
| RyoheiHagimoto | 0:56c5742b9e2b | 46 | |
| RyoheiHagimoto | 0:56c5742b9e2b | 47 | /* decode interleaved 2 of 5 symbols */ |
| RyoheiHagimoto | 0:56c5742b9e2b | 48 | zbar_symbol_type_t _zbar_decode_i25(zbar_decoder_t *dcode); |
| RyoheiHagimoto | 0:56c5742b9e2b | 49 | |
| RyoheiHagimoto | 0:56c5742b9e2b | 50 | #endif |
| RyoheiHagimoto | 0:56c5742b9e2b | 51 |