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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 // Original code is licensed as follows: | |
| 7 /* | |
| 8 * Copyright 2007 ZXing authors | |
| 9 * | |
| 10 * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 11 * you may not use this file except in compliance with the License. | |
| 12 * You may obtain a copy of the License at | |
| 13 * | |
| 14 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 15 * | |
| 16 * Unless required by applicable law or agreed to in writing, software | |
| 17 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 19 * See the License for the specific language governing permissions and | |
| 20 * limitations under the License. | |
| 21 */ | |
| 22 | |
| 23 #include "barcode.h" | |
| 24 #include "include/BC_Reader.h" | |
| 25 #include "include/BC_QRCodeReader.h" | |
| 26 #include "include/BC_LuminanceSource.h" | |
| 27 #include "include/BC_BufferedImageLuminanceSource.h" | |
| 28 #include "include/BC_Binarizer.h" | |
| 29 #include "include/BC_GlobalHistogramBinarizer.h" | |
| 30 #include "include/BC_BinaryBitmap.h" | |
| 31 #include "include/BC_QRCodeReader.h" | |
| 32 #include "include/BC_QRCoderMode.h" | |
| 33 #include "include/BC_ResultPoint.h" | |
| 34 #include "include/BC_QRCoderDecoder.h" | |
| 35 #include "include/BC_QRDetector.h" | |
| 36 #include "include/BC_QRDetectorResult.h" | |
| 37 #include "include/BC_QRCoderErrorCorrectionLevel.h" | |
| 38 #include "include/BC_QRDataMask.h" | |
| 39 #include "include/BC_ReedSolomonGF256.h" | |
| 40 #include "include/BC_QRCoderVersion.h" | |
| 41 #include "include/BC_CommonDecoderResult.h" | |
| 42 #include "include/BC_QRCodeReader.h" | |
| 43 CBC_QRCodeReader::CBC_QRCodeReader(): m_decoder(NULL) | |
| 44 { | |
| 45 } | |
| 46 void CBC_QRCodeReader::Init() | |
| 47 { | |
| 48 m_decoder = FX_NEW CBC_QRCoderDecoder; | |
| 49 m_decoder->Init(); | |
| 50 } | |
| 51 CBC_QRCodeReader::~CBC_QRCodeReader() | |
| 52 { | |
| 53 if(m_decoder != NULL) { | |
| 54 delete m_decoder; | |
| 55 } | |
| 56 m_decoder = NULL; | |
| 57 } | |
| 58 CFX_ByteString CBC_QRCodeReader::Decode(CBC_BinaryBitmap *image, FX_INT32 hints,
FX_INT32 &e) | |
| 59 { | |
| 60 CBC_CommonBitMatrix *matrix = image->GetMatrix(e); | |
| 61 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 62 CBC_QRDetector detector(matrix); | |
| 63 CBC_QRDetectorResult* qdr = detector.Detect(hints, e); | |
| 64 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 65 CBC_AutoPtr<CBC_QRDetectorResult> detectorResult(qdr); | |
| 66 CBC_CommonDecoderResult* qdr2 = m_decoder->Decode(detectorResult->GetBits(),
0, e); | |
| 67 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 68 CBC_AutoPtr<CBC_CommonDecoderResult> decodeResult(qdr2); | |
| 69 return (decodeResult->GetText()); | |
| 70 } | |
| 71 CFX_ByteString CBC_QRCodeReader::Decode(const CFX_WideString &filename, FX_INT32
hints, FX_INT32 byteModeDecode, FX_INT32 &e) | |
| 72 { | |
| 73 CBC_BufferedImageLuminanceSource source(filename); | |
| 74 source.Init(e); | |
| 75 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 76 CBC_GlobalHistogramBinarizer binarizer(&source); | |
| 77 CBC_BinaryBitmap bitmap(&binarizer); | |
| 78 CFX_ByteString bs = Decode(&bitmap, hints, e); | |
| 79 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 80 return bs; | |
| 81 } | |
| 82 CFX_ByteString CBC_QRCodeReader::Decode(CFX_DIBitmap *pBitmap, FX_INT32 hints, F
X_INT32 byteModeDecode, FX_INT32 &e) | |
| 83 { | |
| 84 CBC_BufferedImageLuminanceSource source(pBitmap); | |
| 85 CBC_GlobalHistogramBinarizer binarizer(&source); | |
| 86 CBC_BinaryBitmap bitmap(&binarizer); | |
| 87 CFX_ByteString bs = Decode(&bitmap, hints, e); | |
| 88 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 89 return bs; | |
| 90 } | |
| 91 CFX_ByteString CBC_QRCodeReader::Decode(CBC_BinaryBitmap *image, FX_INT32 &e) | |
| 92 { | |
| 93 CFX_ByteString bs = Decode(image, 0, e); | |
| 94 BC_EXCEPTION_CHECK_ReturnValue(e, ""); | |
| 95 return bs; | |
| 96 } | |
| 97 void CBC_QRCodeReader::ReleaseAll() | |
| 98 { | |
| 99 if(CBC_ReedSolomonGF256 ::QRCodeFild) { | |
| 100 delete CBC_ReedSolomonGF256 ::QRCodeFild; | |
| 101 CBC_ReedSolomonGF256 ::QRCodeFild = NULL; | |
| 102 } | |
| 103 if(CBC_ReedSolomonGF256 ::DataMatrixField) { | |
| 104 delete CBC_ReedSolomonGF256 ::DataMatrixField; | |
| 105 CBC_ReedSolomonGF256 ::DataMatrixField = NULL; | |
| 106 } | |
| 107 CBC_QRCoderMode::Destroy(); | |
| 108 CBC_QRCoderErrorCorrectionLevel::Destroy(); | |
| 109 CBC_QRDataMask::Destroy(); | |
| 110 CBC_QRCoderVersion::Destroy(); | |
| 111 } | |
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