41 lines
802 B
C++
41 lines
802 B
C++
/*
|
|
* Copyright 2016 Nu-book Inc.
|
|
* Copyright 2016 ZXing authors
|
|
*/
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
#pragma once
|
|
|
|
#include <vector>
|
|
|
|
namespace ZXing {
|
|
|
|
class BitMatrix;
|
|
class ResultPoint;
|
|
class DecoderResult;
|
|
template <typename T> class Nullable;
|
|
|
|
namespace Pdf417 {
|
|
|
|
/**
|
|
* @author Guenther Grau
|
|
*/
|
|
class ScanningDecoder
|
|
{
|
|
public:
|
|
static DecoderResult Decode(const BitMatrix& image,
|
|
const Nullable<ResultPoint>& imageTopLeft, const Nullable<ResultPoint>& imageBottomLeft,
|
|
const Nullable<ResultPoint>& imageTopRight, const Nullable<ResultPoint>& imageBottomRight,
|
|
int minCodewordWidth, int maxCodewordWidth);
|
|
};
|
|
|
|
inline int NumECCodeWords(int ecLevel)
|
|
{
|
|
return 1 << (ecLevel + 1);
|
|
}
|
|
|
|
DecoderResult DecodeCodewords(std::vector<int>& codewords, int numECCodeWords);
|
|
|
|
} // Pdf417
|
|
} // ZXing
|