49 lines
1.0 KiB
C++
49 lines
1.0 KiB
C++
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/*
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* Copyright 2016 Nu-book Inc.
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* Copyright 2016 ZXing authors
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*/
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// SPDX-License-Identifier: Apache-2.0
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#include "PDFBarcodeValue.h"
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#include <algorithm>
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namespace ZXing {
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namespace Pdf417 {
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/**
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* Add an occurrence of a value
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*/
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void
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BarcodeValue::setValue(int value)
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{
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_values[value] += 1;
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}
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/**
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* Determines the maximum occurrence of a set value and returns all values which were set with this occurrence.
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* @return an array of int, containing the values with the highest occurrence, or null, if no value was set
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*/
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std::vector<int>
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BarcodeValue::value() const
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{
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std::vector<int> result;
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if (!_values.empty()) {
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int maxConfidence = std::max_element(_values.begin(), _values.end(), [](auto& l, auto& r) { return l.second < r.second; })->second;
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for (auto [value, count] : _values)
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if (count == maxConfidence)
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result.push_back(value);
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}
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return result;
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}
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int
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BarcodeValue::confidence(int value) const
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{
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auto it = _values.find(value);
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return it != _values.end() ? it->second : 0;
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}
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} // Pdf417
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} // ZXing
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