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38 lines
1.5 KiB
C
38 lines
1.5 KiB
C
/*
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* qrencode - QR Code encoder
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*
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* Masking.
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* Copyright (C) 2006-2011 Kentaro Fukuchi <kentaro@fukuchi.org>
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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 2.1 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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#ifndef __MASK_H__
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#define __MASK_H__
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extern unsigned char *Mask_makeMask(int width, unsigned char *frame, int mask, QRecLevel level);
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extern unsigned char *Mask_mask(int width, unsigned char *frame, QRecLevel level);
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#ifdef WITH_TESTS
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extern int Mask_calcN2(int width, unsigned char *frame);
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extern int Mask_calcN1N3(int length, int *runLength);
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extern int Mask_calcRunLength(int width, unsigned char *frame, int dir, int *runLength);
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extern int Mask_evaluateSymbol(int width, unsigned char *frame);
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extern int Mask_writeFormatInformation(int width, unsigned char *frame, int mask, QRecLevel level);
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extern unsigned char *Mask_makeMaskedFrame(int width, unsigned char *frame, int mask);
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#endif
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#endif /* __MASK_H__ */
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