mirror of https://github.com/status-im/qzxing.git
61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
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#ifndef __CODE_128_READER_H__
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#define __CODE_128_READER_H__
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/*
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* Copyright 2010 ZXing authors All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <zxing/oned/OneDReader.h>
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#include <zxing/common/BitArray.h>
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#include <zxing/Result.h>
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namespace zxing {
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namespace oned {
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class Code128Reader : public OneDReader {
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private:
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enum {MAX_AVG_VARIANCE = (unsigned int) (PATTERN_MATCH_RESULT_SCALE_FACTOR * 250/1000)};
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enum {MAX_INDIVIDUAL_VARIANCE = (int) (PATTERN_MATCH_RESULT_SCALE_FACTOR * 700/1000)};
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static const int CODE_SHIFT = 98;
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static const int CODE_CODE_C = 99;
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static const int CODE_CODE_B = 100;
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static const int CODE_CODE_A = 101;
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static const int CODE_FNC_1 = 102;
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static const int CODE_FNC_2 = 97;
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static const int CODE_FNC_3 = 96;
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static const int CODE_FNC_4_A = 101;
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static const int CODE_FNC_4_B = 100;
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static const int CODE_START_A = 103;
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static const int CODE_START_B = 104;
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static const int CODE_START_C = 105;
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static const int CODE_STOP = 106;
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static int* findStartPattern(Ref<BitArray> row);
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static int decodeCode(Ref<BitArray> row, int counters[], int countersCount, int rowOffset);
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void append(char* s, char c);
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public:
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Ref<Result> decodeRow(int rowNumber, Ref<BitArray> row);
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Code128Reader();
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~Code128Reader();
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};
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}
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}
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#endif
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