diff options
Diffstat (limited to 'xfa/fxbarcode/oned/BC_OnedCode128Reader.h')
| -rw-r--r-- | xfa/fxbarcode/oned/BC_OnedCode128Reader.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/xfa/fxbarcode/oned/BC_OnedCode128Reader.h b/xfa/fxbarcode/oned/BC_OnedCode128Reader.h new file mode 100644 index 0000000000..d9ac4853bf --- /dev/null +++ b/xfa/fxbarcode/oned/BC_OnedCode128Reader.h @@ -0,0 +1,49 @@ +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#ifndef XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_ +#define XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_ + +class CBC_OneDReader; +class CBC_CommonBitArray; +class CBC_OnedCode128Reader : public CBC_OneDReader { + public: + CBC_OnedCode128Reader(); + virtual ~CBC_OnedCode128Reader(); + virtual CFX_ByteString DecodeRow(int32_t rowNumber, + CBC_CommonBitArray* row, + int32_t hints, + int32_t& e); + + static const int32_t CODE_PATTERNS[107][7]; + + private: + static const int32_t MAX_AVG_VARIANCE = (int32_t)(256 * 0.25f); + static const int32_t MAX_INDIVIDUAL_VARIANCE = (int32_t)(256 * 0.7f); + + static const int32_t CODE_SHIFT = 98; + static const int32_t CODE_CODE_C = 99; + static const int32_t CODE_CODE_B = 100; + static const int32_t CODE_CODE_A = 101; + static const int32_t CODE_FNC_1 = 102; + static const int32_t CODE_FNC_2 = 97; + static const int32_t CODE_FNC_3 = 96; + static const int32_t CODE_FNC_4_A = 101; + static const int32_t CODE_FNC_4_B = 100; + + static const int32_t CODE_START_A = 103; + static const int32_t CODE_START_B = 104; + static const int32_t CODE_START_C = 105; + static const int32_t CODE_STOP = 106; + + CFX_Int32Array* FindStartPattern(CBC_CommonBitArray* row, int32_t& e); + int32_t DecodeCode(CBC_CommonBitArray* row, + CFX_Int32Array* counters, + int32_t rowOffset, + int32_t& e); +}; + +#endif // XFA_FXBARCODE_ONED_BC_ONEDCODE128READER_H_ |