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Side by Side Diff: xfa/src/fxbarcode/pdf417/BC_PDF417Detector.cpp

Issue 842043002: Organize barcode codes into modules. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@xfa
Patch Set: rebase Created 5 years, 11 months ago
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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 2009 ZXing authors 8 * Copyright 2009 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_ResultPoint.h" 24 #include "../BC_ResultPoint.h"
25 #include "include/BC_PDF417DetectorResult.h" 25 #include "../BC_BinaryBitmap.h"
26 #include "include/BC_BinaryBitmap.h" 26 #include "../common/BC_CommonBitMatrix.h"
27 #include "include/BC_CommonBitMatrix.h" 27 #include "../common/BC_CommonBitArray.h"
28 #include "include/BC_CommonBitArray.h" 28 #include "BC_PDF417DetectorResult.h"
29 #include "include/BC_PDF417Detector.h" 29 #include "BC_PDF417Detector.h"
30 #define INTERGER_MAX 2147483647 30 #define INTERGER_MAX 2147483647
31 FX_INT32 CBC_Detector::INDEXES_START_PATTERN[] = {0, 4, 1, 5}; 31 FX_INT32 CBC_Detector::INDEXES_START_PATTERN[] = {0, 4, 1, 5};
32 FX_INT32 CBC_Detector::INDEXES_STOP_PATTERN[] = {6, 2, 7, 3}; 32 FX_INT32 CBC_Detector::INDEXES_STOP_PATTERN[] = {6, 2, 7, 3};
33 FX_INT32 CBC_Detector::INTEGER_MATH_SHIFT = 8; 33 FX_INT32 CBC_Detector::INTEGER_MATH_SHIFT = 8;
34 FX_INT32 CBC_Detector::PATTERN_MATCH_RESULT_SCALE_FACTOR = 1 << INTEGER_MATH_SHI FT; 34 FX_INT32 CBC_Detector::PATTERN_MATCH_RESULT_SCALE_FACTOR = 1 << INTEGER_MATH_SHI FT;
35 FX_INT32 CBC_Detector::MAX_AVG_VARIANCE = (FX_INT32) (PATTERN_MATCH_RESULT_SCALE _FACTOR * 0.42f); 35 FX_INT32 CBC_Detector::MAX_AVG_VARIANCE = (FX_INT32) (PATTERN_MATCH_RESULT_SCALE _FACTOR * 0.42f);
36 FX_INT32 CBC_Detector::MAX_INDIVIDUAL_VARIANCE = (FX_INT32) (PATTERN_MATCH_RESUL T_SCALE_FACTOR * 0.8f); 36 FX_INT32 CBC_Detector::MAX_INDIVIDUAL_VARIANCE = (FX_INT32) (PATTERN_MATCH_RESUL T_SCALE_FACTOR * 0.8f);
37 FX_INT32 CBC_Detector::START_PATTERN[] = {8, 1, 1, 1, 1, 1, 1, 3}; 37 FX_INT32 CBC_Detector::START_PATTERN[] = {8, 1, 1, 1, 1, 1, 1, 3};
38 FX_INT32 CBC_Detector::STOP_PATTERN[] = {7, 1, 1, 3, 1, 1, 1, 2, 1}; 38 FX_INT32 CBC_Detector::STOP_PATTERN[] = {7, 1, 1, 3, 1, 1, 1, 2, 1};
39 FX_INT32 CBC_Detector::MAX_PIXEL_DRIFT = 3; 39 FX_INT32 CBC_Detector::MAX_PIXEL_DRIFT = 3;
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302 FX_INT32 scaledPattern = pattern[x] * unitBarWidth; 302 FX_INT32 scaledPattern = pattern[x] * unitBarWidth;
303 FX_INT32 variance = counter > scaledPattern ? counter - scaledPattern : scaledPattern - counter; 303 FX_INT32 variance = counter > scaledPattern ? counter - scaledPattern : scaledPattern - counter;
304 if (variance > maxIndividualVariance) { 304 if (variance > maxIndividualVariance) {
305 return INTERGER_MAX; 305 return INTERGER_MAX;
306 } 306 }
307 totalVariance += variance; 307 totalVariance += variance;
308 } 308 }
309 return totalVariance / total; 309 return totalVariance / total;
310 } 310 }
311 311
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