kc3-lang/libqrencode/mask.h

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• Hash : 6d503504
  Author :
  Date : 2017-09-07T12:43:21
  

  Copyright year updated for the next major update.
  

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• mask.h

• /*
   * 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 */
  

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