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Diffstat (limited to 'xfa/src/fxbarcode/qrcode/BC_QRCoderDecoder.cpp')
-rw-r--r--xfa/src/fxbarcode/qrcode/BC_QRCoderDecoder.cpp260
1 files changed, 130 insertions, 130 deletions
diff --git a/xfa/src/fxbarcode/qrcode/BC_QRCoderDecoder.cpp b/xfa/src/fxbarcode/qrcode/BC_QRCoderDecoder.cpp
index 7815c99aee..81bd220389 100644
--- a/xfa/src/fxbarcode/qrcode/BC_QRCoderDecoder.cpp
+++ b/xfa/src/fxbarcode/qrcode/BC_QRCoderDecoder.cpp
@@ -1,130 +1,130 @@
-// 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/src/fxbarcode/barcode.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
-#include "xfa/src/fxbarcode/common/BC_CommonDecoderResult.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
-#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
-#include "BC_QRBitMatrixParser.h"
-#include "BC_QRDataBlock.h"
-#include "BC_QRDecodedBitStreamParser.h"
-#include "BC_QRCoderVersion.h"
-#include "BC_QRCoderFormatInformation.h"
-#include "BC_QRCoderDecoder.h"
-CBC_QRCoderDecoder::CBC_QRCoderDecoder() {
- m_rsDecoder = NULL;
-}
-
-void CBC_QRCoderDecoder::Init() {
- m_rsDecoder = new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::QRCodeFild);
-}
-CBC_QRCoderDecoder::~CBC_QRCoderDecoder() {
- if (m_rsDecoder != NULL) {
- delete m_rsDecoder;
- }
- m_rsDecoder = NULL;
-}
-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, NULL);
- 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, NULL);
- CBC_QRCoderVersion* version = parser.ReadVersion(e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- CBC_QRCoderFormatInformation* temp = parser.ReadFormatInformation(e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- CBC_QRCoderErrorCorrectionLevel* ecLevel = temp->GetErrorCorrectionLevel();
- CFX_ByteArray* ba = parser.ReadCodewords(e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- CBC_AutoPtr<CFX_ByteArray> codewords(ba);
- CFX_PtrArray* dataBlocks =
- CBC_QRDataBlock::GetDataBlocks(codewords.get(), version, ecLevel, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- int32_t totalBytes = 0;
- for (int32_t i = 0; i < dataBlocks->GetSize(); i++) {
- totalBytes += ((CBC_QRDataBlock*)((*dataBlocks)[i]))->GetNumDataCodewords();
- }
- CFX_ByteArray resultBytes;
- for (int32_t j = 0; j < dataBlocks->GetSize(); j++) {
- CBC_QRDataBlock* dataBlock = (CBC_QRDataBlock*)((*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 (CBC_QRDataBlock*)(*dataBlocks)[k];
- }
- dataBlocks->RemoveAll();
- delete dataBlocks;
- dataBlocks = NULL;
- return NULL;
- }
- for (int32_t i = 0; i < numDataCodewords; i++) {
- resultBytes.Add((*codewordBytes)[i]);
- }
- }
- for (int32_t k = 0; k < dataBlocks->GetSize(); k++) {
- delete (CBC_QRDataBlock*)(*dataBlocks)[k];
- }
- dataBlocks->RemoveAll();
- delete dataBlocks;
- dataBlocks = NULL;
- CBC_CommonDecoderResult* cdr = CBC_QRDecodedBitStreamParser::Decode(
- &resultBytes, version, ecLevel, byteModeDecode, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- 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];
- }
-}
+// 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/src/fxbarcode/barcode.h"
+#include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
+#include "xfa/src/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h"
+#include "xfa/src/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "BC_QRBitMatrixParser.h"
+#include "BC_QRDataBlock.h"
+#include "BC_QRDecodedBitStreamParser.h"
+#include "BC_QRCoderVersion.h"
+#include "BC_QRCoderFormatInformation.h"
+#include "BC_QRCoderDecoder.h"
+CBC_QRCoderDecoder::CBC_QRCoderDecoder() {
+ m_rsDecoder = NULL;
+}
+
+void CBC_QRCoderDecoder::Init() {
+ m_rsDecoder = new CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256::QRCodeFild);
+}
+CBC_QRCoderDecoder::~CBC_QRCoderDecoder() {
+ if (m_rsDecoder != NULL) {
+ delete m_rsDecoder;
+ }
+ m_rsDecoder = NULL;
+}
+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, NULL);
+ 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, NULL);
+ CBC_QRCoderVersion* version = parser.ReadVersion(e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_QRCoderFormatInformation* temp = parser.ReadFormatInformation(e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_QRCoderErrorCorrectionLevel* ecLevel = temp->GetErrorCorrectionLevel();
+ CFX_ByteArray* ba = parser.ReadCodewords(e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ CBC_AutoPtr<CFX_ByteArray> codewords(ba);
+ CFX_PtrArray* dataBlocks =
+ CBC_QRDataBlock::GetDataBlocks(codewords.get(), version, ecLevel, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ int32_t totalBytes = 0;
+ for (int32_t i = 0; i < dataBlocks->GetSize(); i++) {
+ totalBytes += ((CBC_QRDataBlock*)((*dataBlocks)[i]))->GetNumDataCodewords();
+ }
+ CFX_ByteArray resultBytes;
+ for (int32_t j = 0; j < dataBlocks->GetSize(); j++) {
+ CBC_QRDataBlock* dataBlock = (CBC_QRDataBlock*)((*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 (CBC_QRDataBlock*)(*dataBlocks)[k];
+ }
+ dataBlocks->RemoveAll();
+ delete dataBlocks;
+ dataBlocks = NULL;
+ return NULL;
+ }
+ for (int32_t i = 0; i < numDataCodewords; i++) {
+ resultBytes.Add((*codewordBytes)[i]);
+ }
+ }
+ for (int32_t k = 0; k < dataBlocks->GetSize(); k++) {
+ delete (CBC_QRDataBlock*)(*dataBlocks)[k];
+ }
+ dataBlocks->RemoveAll();
+ delete dataBlocks;
+ dataBlocks = NULL;
+ CBC_CommonDecoderResult* cdr = CBC_QRDecodedBitStreamParser::Decode(
+ &resultBytes, version, ecLevel, byteModeDecode, e);
+ BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
+ 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];
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 07:02:06 +0000