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Diffstat (limited to 'xfa/src/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp')
-rw-r--r--xfa/src/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp230
1 files changed, 115 insertions, 115 deletions
diff --git a/xfa/src/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp b/xfa/src/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp
index 8d886201cd..aa6ee72c29 100644
--- a/xfa/src/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp
+++ b/xfa/src/fxbarcode/datamatrix/BC_DataMatrixDecoder.cpp
@@ -1,115 +1,115 @@
-// 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/src/fxbarcode/barcode.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
-#include "BC_DataMatrixDecoder.h"
-#include "BC_DataMatrixBitMatrixParser.h"
-#include "BC_DataMatrixVersion.h"
-#include "BC_DataMatrixDataBlock.h"
-#include "BC_DataMatrixDecodedBitStreamParser.h"
-CBC_DataMatrixDecoder::CBC_DataMatrixDecoder() {
- m_rsDecoder = NULL;
-}
-void CBC_DataMatrixDecoder::Init() {
- m_rsDecoder =
- new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::DataMatrixField);
-}
-CBC_DataMatrixDecoder::~CBC_DataMatrixDecoder() {
- if (m_rsDecoder != NULL) {
- delete m_rsDecoder;
- }
- m_rsDecoder = NULL;
-}
-CBC_CommonDecoderResult* CBC_DataMatrixDecoder::Decode(
- CBC_CommonBitMatrix* bits,
- int32_t& e) {
- CBC_DataMatrixBitMatrixParser parser;
- parser.Init(bits, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- CBC_DataMatrixVersion* version = parser.GetVersion();
- CFX_ByteArray* byteTemp = parser.ReadCodewords(e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- CBC_AutoPtr<CFX_ByteArray> codewords(byteTemp);
- CFX_PtrArray* dataBlocks =
- CBC_DataMatrixDataBlock::GetDataBlocks(codewords.get(), version, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- int32_t dataBlocksCount = dataBlocks->GetSize();
- int32_t totalBytes = 0;
- int32_t i, j;
- for (i = 0; i < dataBlocksCount; i++) {
- totalBytes +=
- ((CBC_DataMatrixDataBlock*)(*dataBlocks)[i])->GetNumDataCodewords();
- }
- CFX_ByteArray resultBytes;
- resultBytes.SetSize(totalBytes);
- for (j = 0; j < dataBlocksCount; j++) {
- CFX_ByteArray* codewordBytes =
- ((CBC_DataMatrixDataBlock*)(*dataBlocks)[j])->GetCodewords();
- int32_t numDataCodewords =
- ((CBC_DataMatrixDataBlock*)(*dataBlocks)[j])->GetNumDataCodewords();
- CorrectErrors(*codewordBytes, numDataCodewords, e);
- if (e != BCExceptionNO) {
- for (int32_t i = 0; i < dataBlocks->GetSize(); i++) {
- delete (CBC_DataMatrixDataBlock*)(*dataBlocks)[i];
- }
- delete dataBlocks;
- dataBlocks = NULL;
- return NULL;
- }
- int32_t i;
- for (i = 0; i < numDataCodewords; i++) {
- resultBytes[i * dataBlocksCount + j] = (*codewordBytes)[i];
- }
- }
- for (i = 0; i < (dataBlocks->GetSize()); i++) {
- delete (CBC_DataMatrixDataBlock*)(*dataBlocks)[i];
- }
- delete dataBlocks;
- dataBlocks = NULL;
- CBC_CommonDecoderResult* resultR =
- CBC_DataMatrixDecodedBitStreamParser::Decode(resultBytes, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- 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];
- }
-}
+// 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/src/fxbarcode/barcode.h"
+#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
+#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "BC_DataMatrixDecoder.h"
+#include "BC_DataMatrixBitMatrixParser.h"
+#include "BC_DataMatrixVersion.h"
+#include "BC_DataMatrixDataBlock.h"
+#include "BC_DataMatrixDecodedBitStreamParser.h"
+CBC_DataMatrixDecoder::CBC_DataMatrixDecoder() {
+ m_rsDecoder = NULL;
+}
+void CBC_DataMatrixDecoder::Init() {
+ m_rsDecoder =
+ new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::DataMatrixField);
+}
+CBC_DataMatrixDecoder::~CBC_DataMatrixDecoder() {
+ if (m_rsDecoder != NULL) {
+ delete m_rsDecoder;
+ }
+ m_rsDecoder = NULL;
+}
+CBC_CommonDecoderResult* CBC_DataMatrixDecoder::Decode(
+ CBC_CommonBitMatrix* bits,
+ int32_t& e) {
+ CBC_DataMatrixBitMatrixParser parser;
+ parser.Init(bits, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_DataMatrixVersion* version = parser.GetVersion();
+ CFX_ByteArray* byteTemp = parser.ReadCodewords(e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_AutoPtr<CFX_ByteArray> codewords(byteTemp);
+ CFX_PtrArray* dataBlocks =
+ CBC_DataMatrixDataBlock::GetDataBlocks(codewords.get(), version, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ int32_t dataBlocksCount = dataBlocks->GetSize();
+ int32_t totalBytes = 0;
+ int32_t i, j;
+ for (i = 0; i < dataBlocksCount; i++) {
+ totalBytes +=
+ ((CBC_DataMatrixDataBlock*)(*dataBlocks)[i])->GetNumDataCodewords();
+ }
+ CFX_ByteArray resultBytes;
+ resultBytes.SetSize(totalBytes);
+ for (j = 0; j < dataBlocksCount; j++) {
+ CFX_ByteArray* codewordBytes =
+ ((CBC_DataMatrixDataBlock*)(*dataBlocks)[j])->GetCodewords();
+ int32_t numDataCodewords =
+ ((CBC_DataMatrixDataBlock*)(*dataBlocks)[j])->GetNumDataCodewords();
+ CorrectErrors(*codewordBytes, numDataCodewords, e);
+ if (e != BCExceptionNO) {
+ for (int32_t i = 0; i < dataBlocks->GetSize(); i++) {
+ delete (CBC_DataMatrixDataBlock*)(*dataBlocks)[i];
+ }
+ delete dataBlocks;
+ dataBlocks = NULL;
+ return NULL;
+ }
+ int32_t i;
+ for (i = 0; i < numDataCodewords; i++) {
+ resultBytes[i * dataBlocksCount + j] = (*codewordBytes)[i];
+ }
+ }
+ for (i = 0; i < (dataBlocks->GetSize()); i++) {
+ delete (CBC_DataMatrixDataBlock*)(*dataBlocks)[i];
+ }
+ delete dataBlocks;
+ dataBlocks = NULL;
+ CBC_CommonDecoderResult* resultR =
+ CBC_DataMatrixDecodedBitStreamParser::Decode(resultBytes, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ 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];
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-10 02:29:36 +0000