diff options
Diffstat (limited to 'xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp')
-rw-r--r-- | xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp deleted file mode 100644 index 97219ddd72..0000000000 --- a/xfa/fxbarcode/qrcode/BC_QRCoderDecoder.cpp +++ /dev/null @@ -1,125 +0,0 @@ -// 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 -// Original code is licensed as follows: -/* - * Copyright 2008 ZXing authors - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h" - -#include <memory> - -#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h" -#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h" -#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h" -#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h" -#include "xfa/fxbarcode/qrcode/BC_QRBitMatrixParser.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderFormatInformation.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h" -#include "xfa/fxbarcode/qrcode/BC_QRDataBlock.h" -#include "xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h" - -CBC_QRCoderDecoder::CBC_QRCoderDecoder() { - m_rsDecoder = nullptr; -} - -void CBC_QRCoderDecoder::Init() { - m_rsDecoder = new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::QRCodeFild); -} -CBC_QRCoderDecoder::~CBC_QRCoderDecoder() { - delete m_rsDecoder; -} -CBC_CommonDecoderResult* CBC_QRCoderDecoder::Decode(FX_BOOL* image, - int32_t width, - int32_t height, - int32_t& e) { - CBC_CommonBitMatrix bits; - bits.Init(width); - for (int32_t i = 0; i < width; i++) { - for (int32_t j = 0; j < height; j++) { - if (image[i * width + j]) { - bits.Set(j, i); - } - } - } - CBC_CommonDecoderResult* cdr = Decode(&bits, height, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - return cdr; -} -CBC_CommonDecoderResult* CBC_QRCoderDecoder::Decode(CBC_CommonBitMatrix* bits, - int32_t byteModeDecode, - int32_t& e) { - CBC_QRBitMatrixParser parser; - parser.Init(bits, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - CBC_QRCoderVersion* version = parser.ReadVersion(e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - CBC_QRCoderFormatInformation* temp = parser.ReadFormatInformation(e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - CBC_QRCoderErrorCorrectionLevel* ecLevel = temp->GetErrorCorrectionLevel(); - std::unique_ptr<CFX_ByteArray> codewords(parser.ReadCodewords(e)); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - CFX_ArrayTemplate<CBC_QRDataBlock*>* dataBlocks = - CBC_QRDataBlock::GetDataBlocks(codewords.get(), version, ecLevel, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - int32_t totalBytes = 0; - for (int32_t i = 0; i < dataBlocks->GetSize(); i++) { - totalBytes += (*dataBlocks)[i]->GetNumDataCodewords(); - } - CFX_ByteArray resultBytes; - for (int32_t j = 0; j < dataBlocks->GetSize(); j++) { - CBC_QRDataBlock* dataBlock = (*dataBlocks)[j]; - CFX_ByteArray* codewordBytes = dataBlock->GetCodewords(); - int32_t numDataCodewords = dataBlock->GetNumDataCodewords(); - CorrectErrors(codewordBytes, numDataCodewords, e); - if (e != BCExceptionNO) { - for (int32_t k = 0; k < dataBlocks->GetSize(); k++) { - delete (*dataBlocks)[k]; - } - delete dataBlocks; - return nullptr; - } - for (int32_t i = 0; i < numDataCodewords; i++) { - resultBytes.Add((*codewordBytes)[i]); - } - } - for (int32_t k = 0; k < dataBlocks->GetSize(); k++) { - delete (*dataBlocks)[k]; - } - delete dataBlocks; - CBC_CommonDecoderResult* cdr = CBC_QRDecodedBitStreamParser::Decode( - &resultBytes, version, ecLevel, byteModeDecode, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - return cdr; -} -void CBC_QRCoderDecoder::CorrectErrors(CFX_ByteArray* codewordBytes, - int32_t numDataCodewords, - int32_t& e) { - int32_t numCodewords = codewordBytes->GetSize(); - CFX_Int32Array codewordsInts; - codewordsInts.SetSize(numCodewords); - for (int32_t i = 0; i < numCodewords; i++) { - codewordsInts[i] = (int32_t)((*codewordBytes)[i] & 0xff); - } - int32_t numECCodewords = codewordBytes->GetSize() - numDataCodewords; - m_rsDecoder->Decode(&codewordsInts, numECCodewords, e); - BC_EXCEPTION_CHECK_ReturnVoid(e); - for (int32_t k = 0; k < numDataCodewords; k++) { - (*codewordBytes)[k] = (uint8_t)codewordsInts[k]; - } -} |