1 files changed, 108 insertions, 0 deletions
diff --git a/xfa/fxbarcode/qrcode/BC_QRCodeReader.cpp b/xfa/fxbarcode/qrcode/BC_QRCodeReader.cpp
new file mode 100644
index 0000000000..716b6c17de
--- /dev/null
+++ b/xfa/fxbarcode/qrcode/BC_QRCodeReader.cpp
@@ -0,0 +1,108 @@
+// 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/qrcode/BC_QRCodeReader.h"
+
+#include <memory>
+
+#include "xfa/fxbarcode/BC_Binarizer.h"
+#include "xfa/fxbarcode/BC_BinaryBitmap.h"
+#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/BC_Reader.h"
+#include "xfa/fxbarcode/BC_ResultPoint.h"
+#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
+#include "xfa/fxbarcode/common/BC_GlobalHistogramBinarizer.h"
+#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderDecoder.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDataMask.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetector.h"
+#include "xfa/fxbarcode/qrcode/BC_QRDetectorResult.h"
+
+CBC_QRCodeReader::CBC_QRCodeReader() : m_decoder(NULL) {}
+void CBC_QRCodeReader::Init() {
+  m_decoder = new CBC_QRCoderDecoder;
+  m_decoder->Init();
+}
+CBC_QRCodeReader::~CBC_QRCodeReader() {
+  delete m_decoder;
+}
+CFX_ByteString CBC_QRCodeReader::Decode(CBC_BinaryBitmap* image,
+                                        int32_t hints,
+                                        int32_t& e) {
+  CBC_CommonBitMatrix* matrix = image->GetMatrix(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CBC_QRDetector detector(matrix);
+  std::unique_ptr<CBC_QRDetectorResult> detectorResult(
+      detector.Detect(hints, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  std::unique_ptr<CBC_CommonDecoderResult> decodeResult(
+      m_decoder->Decode(detectorResult->GetBits(), 0, e));
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return (decodeResult->GetText());
+}
+CFX_ByteString CBC_QRCodeReader::Decode(const CFX_WideString& filename,
+                                        int32_t hints,
+                                        int32_t byteModeDecode,
+                                        int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(filename);
+  source.Init(e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString bs = Decode(&bitmap, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+CFX_ByteString CBC_QRCodeReader::Decode(CFX_DIBitmap* pBitmap,
+                                        int32_t hints,
+                                        int32_t byteModeDecode,
+                                        int32_t& e) {
+  CBC_BufferedImageLuminanceSource source(pBitmap);
+  CBC_GlobalHistogramBinarizer binarizer(&source);
+  CBC_BinaryBitmap bitmap(&binarizer);
+  CFX_ByteString bs = Decode(&bitmap, hints, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+CFX_ByteString CBC_QRCodeReader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
+  CFX_ByteString bs = Decode(image, 0, e);
+  BC_EXCEPTION_CHECK_ReturnValue(e, "");
+  return bs;
+}
+void CBC_QRCodeReader::ReleaseAll() {
+  if (CBC_ReedSolomonGF256::QRCodeFild) {
+    delete CBC_ReedSolomonGF256::QRCodeFild;
+    CBC_ReedSolomonGF256::QRCodeFild = NULL;
+  }
+  if (CBC_ReedSolomonGF256::DataMatrixField) {
+    delete CBC_ReedSolomonGF256::DataMatrixField;
+    CBC_ReedSolomonGF256::DataMatrixField = NULL;
+  }
+  CBC_QRCoderMode::Destroy();
+  CBC_QRCoderErrorCorrectionLevel::Destroy();
+  CBC_QRDataMask::Destroy();
+  CBC_QRCoderVersion::Destroy();
+}