1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
/*
* qrencode - QR Code encoder
*
* Masking.
* Copyright (C) 2006-2017 Kentaro Fukuchi <kentaro@fukuchi.org>
*
* This library is free software; you can redistribute it 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 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef MASK_H
#define MASK_H
extern unsigned char *Mask_makeMask(int width, unsigned char *frame, int mask, QRecLevel level);
extern unsigned char *Mask_mask(int width, unsigned char *frame, QRecLevel level);
#ifdef WITH_TESTS
extern int Mask_calcN2(int width, unsigned char *frame);
extern int Mask_calcN1N3(int length, int *runLength);
extern int Mask_calcRunLengthH(int width, unsigned char *frame, int *runLength);
extern int Mask_calcRunLengthV(int width, unsigned char *frame, int *runLength);
extern int Mask_evaluateSymbol(int width, unsigned char *frame);
extern int Mask_writeFormatInformation(int width, unsigned char *frame, int mask, QRecLevel level);
extern unsigned char *Mask_makeMaskedFrame(int width, unsigned char *frame, int mask);
#endif
#endif /* MASK_H */
|