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Side by Side Diff: xfa/src/fxbarcode/pdf417/BC_PDF417Reader.cpp

Issue 1803723002: Move xfa/src up to xfa/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Rebase to master Created 4 years, 9 months ago
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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 2009 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 <limits>
24
25 #include "xfa/src/fxbarcode/BC_BinaryBitmap.h"
26 #include "xfa/src/fxbarcode/BC_BinaryBitmap.h"
27 #include "xfa/src/fxbarcode/BC_DecoderResult.h"
28 #include "xfa/src/fxbarcode/BC_Reader.h"
29 #include "xfa/src/fxbarcode/BC_ResultPoint.h"
30 #include "xfa/src/fxbarcode/common/BC_CommonBitArray.h"
31 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
32 #include "xfa/src/fxbarcode/common/BC_CommonBitMatrix.h"
33 #include "xfa/src/fxbarcode/common/BC_CommonDecoderResult.h"
34 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
35 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
36 #include "xfa/src/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
37 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Codeword.h"
38 #include "xfa/src/fxbarcode/pdf417/BC_PDF417CodewordDecoder.h"
39 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Common.h"
40 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
41 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
42 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DecodedBitStreamParser.h"
43 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResult.h"
44 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
45 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
46 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Detector.h"
47 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
48 #include "xfa/src/fxbarcode/pdf417/BC_PDF417DetectorResult.h"
49 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h"
50 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECModulusGF.h"
51 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h"
52 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Reader.h"
53 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ScanningDecoder.h"
54 #include "xfa/src/fxbarcode/utils.h"
55
56 CBC_PDF417Reader::CBC_PDF417Reader() {}
57 CBC_PDF417Reader::~CBC_PDF417Reader() {}
58
59 CFX_ByteString CBC_PDF417Reader::Decode(CBC_BinaryBitmap* image, int32_t& e) {
60 return Decode(image, 0, e);
61 }
62 CFX_ByteString CBC_PDF417Reader::Decode(CBC_BinaryBitmap* image,
63 FX_BOOL multiple,
64 int32_t hints,
65 int32_t& e) {
66 CFX_ByteString results;
67 CBC_PDF417DetectorResult* detectorResult =
68 CBC_Detector::detect(image, hints, multiple, e);
69 BC_EXCEPTION_CHECK_ReturnValue(e, "");
70 for (int32_t i = 0; i < detectorResult->getPoints()->GetSize(); i++) {
71 CFX_PtrArray* points = (CFX_PtrArray*)detectorResult->getPoints()->GetAt(i);
72 CBC_CommonDecoderResult* ResultTemp = CBC_PDF417ScanningDecoder::decode(
73 detectorResult->getBits(), (CBC_ResultPoint*)points->GetAt(4),
74 (CBC_ResultPoint*)points->GetAt(5), (CBC_ResultPoint*)points->GetAt(6),
75 (CBC_ResultPoint*)points->GetAt(7), getMinCodewordWidth(*points),
76 getMaxCodewordWidth(*points), e);
77 if (ResultTemp == NULL) {
78 delete detectorResult;
79 e = BCExceptiontNotFoundInstance;
80 return "";
81 }
82 results += ResultTemp->GetText();
83 delete ResultTemp;
84 }
85 delete detectorResult;
86 return results;
87 }
88 CFX_ByteString CBC_PDF417Reader::Decode(CBC_BinaryBitmap* image,
89 int32_t hints,
90 int32_t& e) {
91 CFX_ByteString bs = Decode(image, FALSE, 0, e);
92 BC_EXCEPTION_CHECK_ReturnValue(e, "");
93 return bs;
94 }
95 int32_t CBC_PDF417Reader::getMaxWidth(CBC_ResultPoint* p1,
96 CBC_ResultPoint* p2) {
97 if (p1 == NULL || p2 == NULL) {
98 return 0;
99 }
100 return (int32_t)FXSYS_fabs(p1->GetX() - p2->GetX());
101 }
102 int32_t CBC_PDF417Reader::getMinWidth(CBC_ResultPoint* p1,
103 CBC_ResultPoint* p2) {
104 if (!p1 || !p2)
105 return std::numeric_limits<int32_t>::max();
106 return (int32_t)FXSYS_fabs(p1->GetX() - p2->GetX());
107 }
108 int32_t CBC_PDF417Reader::getMaxCodewordWidth(CFX_PtrArray& p) {
109 int32_t a =
110 getMaxWidth((CBC_ResultPoint*)p.GetAt(6), (CBC_ResultPoint*)p.GetAt(2)) *
111 CBC_PDF417Common::MODULES_IN_CODEWORD /
112 CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
113 int32_t b =
114 getMaxWidth((CBC_ResultPoint*)p.GetAt(7), (CBC_ResultPoint*)p.GetAt(3)) *
115 CBC_PDF417Common::MODULES_IN_CODEWORD /
116 CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
117 int32_t c = getMaxWidth((CBC_ResultPoint*)p.GetAt(0),
118 (CBC_ResultPoint*)p.GetAt(4)) < a
119 ? getMaxWidth((CBC_ResultPoint*)p.GetAt(0),
120 (CBC_ResultPoint*)p.GetAt(4))
121 : a;
122 int32_t d = getMaxWidth((CBC_ResultPoint*)p.GetAt(1),
123 (CBC_ResultPoint*)p.GetAt(5)) < b
124 ? getMaxWidth((CBC_ResultPoint*)p.GetAt(1),
125 (CBC_ResultPoint*)p.GetAt(5))
126 : b;
127 return c < d ? c : d;
128 }
129 int32_t CBC_PDF417Reader::getMinCodewordWidth(CFX_PtrArray& p) {
130 int32_t a =
131 getMinWidth((CBC_ResultPoint*)p.GetAt(6), (CBC_ResultPoint*)p.GetAt(2)) *
132 CBC_PDF417Common::MODULES_IN_CODEWORD /
133 CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
134 int32_t b =
135 getMinWidth((CBC_ResultPoint*)p.GetAt(7), (CBC_ResultPoint*)p.GetAt(3)) *
136 CBC_PDF417Common::MODULES_IN_CODEWORD /
137 CBC_PDF417Common::MODULES_IN_STOP_PATTERN;
138 int32_t c = getMinWidth((CBC_ResultPoint*)p.GetAt(0),
139 (CBC_ResultPoint*)p.GetAt(4)) < a
140 ? getMinWidth((CBC_ResultPoint*)p.GetAt(0),
141 (CBC_ResultPoint*)p.GetAt(4))
142 : a;
143 int32_t d = getMinWidth((CBC_ResultPoint*)p.GetAt(1),
144 (CBC_ResultPoint*)p.GetAt(5)) < b
145 ? getMinWidth((CBC_ResultPoint*)p.GetAt(1),
146 (CBC_ResultPoint*)p.GetAt(5))
147 : b;
148 return c < d ? c : d;
149 }
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