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1 // Copyright 2014 PDFium Authors. All rights reserved. | 1 // Copyright 2014 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 // Original code is licensed as follows: | 6 // Original code is licensed as follows: |
7 /* | 7 /* |
8 * Copyright 2008 ZXing authors | 8 * Copyright 2008 ZXing authors |
9 * | 9 * |
10 * Licensed under the Apache License, Version 2.0 (the "License"); | 10 * Licensed under the Apache License, Version 2.0 (the "License"); |
11 * you may not use this file except in compliance with 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 | 12 * You may obtain a copy of the License at |
13 * | 13 * |
14 * http://www.apache.org/licenses/LICENSE-2.0 | 14 * http://www.apache.org/licenses/LICENSE-2.0 |
15 * | 15 * |
16 * Unless required by applicable law or agreed to in writing, software | 16 * Unless required by applicable law or agreed to in writing, software |
17 * distributed under the License is distributed on an "AS IS" BASIS, | 17 * distributed under the License is distributed on an "AS IS" BASIS, |
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
19 * See the License for the specific language governing permissions and | 19 * See the License for the specific language governing permissions and |
20 * limitations under the License. | 20 * limitations under the License. |
21 */ | 21 */ |
22 | 22 |
23 #include "barcode.h" | 23 #include "../barcode.h" |
24 #include "include/BC_Reader.h" | 24 #include "../BC_Reader.h" |
25 #include "include/BC_OneDReader.h" | 25 #include "../BC_BinaryBitmap.h" |
26 #include "include/BC_BinaryBitmap.h" | 26 #include "../common/BC_CommonBitArray.h" |
27 #include "include/BC_CommonBitArray.h" | 27 #include "BC_OneDReader.h" |
28 const FX_INT32 CBC_OneDReader::INTEGER_MATH_SHIFT = 8; | 28 const FX_INT32 CBC_OneDReader::INTEGER_MATH_SHIFT = 8; |
29 const FX_INT32 CBC_OneDReader::PATTERN_MATCH_RESULT_SCALE_FACTOR = 1 << 8; | 29 const FX_INT32 CBC_OneDReader::PATTERN_MATCH_RESULT_SCALE_FACTOR = 1 << 8; |
30 CBC_OneDReader::CBC_OneDReader() | 30 CBC_OneDReader::CBC_OneDReader() |
31 { | 31 { |
32 } | 32 } |
33 CBC_OneDReader::~CBC_OneDReader() | 33 CBC_OneDReader::~CBC_OneDReader() |
34 { | 34 { |
35 } | 35 } |
36 CFX_ByteString CBC_OneDReader::Decode(CBC_BinaryBitmap *image, FX_INT32 &e) | 36 CFX_ByteString CBC_OneDReader::Decode(CBC_BinaryBitmap *image, FX_INT32 &e) |
37 { | 37 { |
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170 FX_INT32 scaledPattern = pattern[x] * unitBarWidth; | 170 FX_INT32 scaledPattern = pattern[x] * unitBarWidth; |
171 FX_INT32 variance = counter > scaledPattern ? counter - scaledPattern :
scaledPattern - counter; | 171 FX_INT32 variance = counter > scaledPattern ? counter - scaledPattern :
scaledPattern - counter; |
172 if (variance > maxIndividualVariance) { | 172 if (variance > maxIndividualVariance) { |
173 #undef max | 173 #undef max |
174 return FXSYS_IntMax; | 174 return FXSYS_IntMax; |
175 } | 175 } |
176 totalVariance += variance; | 176 totalVariance += variance; |
177 } | 177 } |
178 return totalVariance / total; | 178 return totalVariance / total; |
179 } | 179 } |
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