diff options
Diffstat (limited to 'xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp')
-rw-r--r-- | xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp b/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp deleted file mode 100644 index 5bfd51b09a..0000000000 --- a/xfa/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp +++ /dev/null @@ -1,109 +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 2007 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/datamatrix/BC_DataMatrixDecoder.h" - -#include <memory> - -#include "xfa/fxbarcode/common/BC_CommonBitMatrix.h" -#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h" -#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h" -#include "xfa/fxbarcode/datamatrix/BC_DataMatrixBitMatrixParser.h" -#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDataBlock.h" -#include "xfa/fxbarcode/datamatrix/BC_DataMatrixDecodedBitStreamParser.h" -#include "xfa/fxbarcode/datamatrix/BC_DataMatrixVersion.h" - -CBC_DataMatrixDecoder::CBC_DataMatrixDecoder() { - m_rsDecoder = nullptr; -} -void CBC_DataMatrixDecoder::Init() { - m_rsDecoder = - new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::DataMatrixField); -} -CBC_DataMatrixDecoder::~CBC_DataMatrixDecoder() { - delete m_rsDecoder; -} - -CBC_CommonDecoderResult* CBC_DataMatrixDecoder::Decode( - CBC_CommonBitMatrix* bits, - int32_t& e) { - CBC_DataMatrixBitMatrixParser parser; - parser.Init(bits, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - CBC_DataMatrixVersion* version = parser.GetVersion(); - std::unique_ptr<CFX_ByteArray> codewords(parser.ReadCodewords(e)); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - CFX_ArrayTemplate<CBC_DataMatrixDataBlock*>* dataBlocks = - CBC_DataMatrixDataBlock::GetDataBlocks(codewords.get(), version, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - int32_t dataBlocksCount = dataBlocks->GetSize(); - int32_t totalBytes = 0; - for (int32_t i = 0; i < dataBlocksCount; i++) { - totalBytes += (*dataBlocks)[i]->GetNumDataCodewords(); - } - CFX_ByteArray resultBytes; - resultBytes.SetSize(totalBytes); - for (int32_t j = 0; j < dataBlocksCount; j++) { - CFX_ByteArray* codewordBytes = (*dataBlocks)[j]->GetCodewords(); - int32_t numDataCodewords = (*dataBlocks)[j]->GetNumDataCodewords(); - CorrectErrors(*codewordBytes, numDataCodewords, e); - if (e != BCExceptionNO) { - for (int32_t i = 0; i < dataBlocks->GetSize(); i++) { - delete (*dataBlocks)[i]; - } - delete dataBlocks; - return nullptr; - } - for (int32_t i = 0; i < numDataCodewords; i++) { - resultBytes[i * dataBlocksCount + j] = (*codewordBytes)[i]; - } - } - for (int32_t i = 0; i < (dataBlocks->GetSize()); i++) { - delete (*dataBlocks)[i]; - } - delete dataBlocks; - CBC_CommonDecoderResult* resultR = - CBC_DataMatrixDecodedBitStreamParser::Decode(resultBytes, e); - BC_EXCEPTION_CHECK_ReturnValue(e, nullptr); - return resultR; -} - -void CBC_DataMatrixDecoder::CorrectErrors(CFX_ByteArray& codewordBytes, - int32_t numDataCodewords, - int32_t& e) { - int32_t numCodewords = codewordBytes.GetSize(); - CFX_Int32Array codewordsInts; - codewordsInts.SetSize(numCodewords); - int32_t i; - for (i = 0; i < numCodewords; i++) { - codewordsInts[i] = codewordBytes[i] & 0xFF; - } - int32_t numECCodewords = codewordBytes.GetSize() - numDataCodewords; - m_rsDecoder->Decode(&codewordsInts, numECCodewords, e); - if (e != BCExceptionNO) { - e = BCExceptionChecksumException; - return; - } - for (i = 0; i < numDataCodewords; i++) { - codewordBytes[i] = (uint8_t)codewordsInts[i]; - } -} |