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  1. /*
  2. * Copyright 2013 ZXing authors
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. #define ZX_PDF417_SYMBOL_TABLE_LEN 2787
  17. extern const int ZX_PDF417_SYMBOL_TABLE[];
  18. extern const int ZX_PDF417_NUMBER_OF_CODEWORDS;
  19. extern const int ZX_PDF417_MIN_ROWS_IN_BARCODE;
  20. extern const int ZX_PDF417_MAX_ROWS_IN_BARCODE;
  21. extern const int ZX_PDF417_MAX_CODEWORDS_IN_BARCODE;
  22. extern const int ZX_PDF417_MODULES_IN_CODEWORD;
  23. extern const int ZX_PDF417_MODULES_IN_STOP_PATTERN;
  24. #define ZX_PDF417_BARS_IN_MODULE 8
  25. @class ZXIntArray;
  26. @interface ZXPDF417Common : NSObject
  27. + (int)bitCountSum:(NSArray *)moduleBitCount;
  28. + (ZXIntArray *)toIntArray:(NSArray *)list;
  29. /**
  30. * Translate the symbol into a codeword.
  31. *
  32. * @return the codeword corresponding to the symbol.
  33. */
  34. + (int)codeword:(int)symbol;
  35. @end