diff options
author | Tom Sepez <tsepez@chromium.org> | 2016-01-26 14:51:21 -0800 |
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committer | Tom Sepez <tsepez@chromium.org> | 2016-01-26 14:51:21 -0800 |
commit | 99ffdb0b9b488d743331646dc410f26b71e1f037 (patch) | |
tree | d9f7a4b05c8d4c46b38f9940ff8e3be9803b73e1 /xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp | |
parent | c812495631df9f059bfd332ffe37e76dd011e96c (diff) | |
download | pdfium-99ffdb0b9b488d743331646dc410f26b71e1f037.tar.xz |
Fix DOS newlines
R=thestig@chromium.org
Review URL: https://codereview.chromium.org/1636873004 .
Diffstat (limited to 'xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp')
-rw-r--r-- | xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp | 736 |
1 files changed, 368 insertions, 368 deletions
diff --git a/xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp b/xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp index cbc7a5a859..b8cfb7be39 100644 --- a/xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp +++ b/xfa/src/fxbarcode/oned/BC_OnedCode128Reader.cpp @@ -1,368 +1,368 @@ -// 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 2008 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 <algorithm>
-
-#include "xfa/src/fxbarcode/barcode.h"
-#include "xfa/src/fxbarcode/BC_Reader.h"
-#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h"
-#include "BC_OneDReader.h"
-#include "BC_OnedCode128Reader.h"
-const int32_t CBC_OnedCode128Reader::CODE_PATTERNS[107][7] = {
- {2, 1, 2, 2, 2, 2, 0}, {2, 2, 2, 1, 2, 2, 0}, {2, 2, 2, 2, 2, 1, 0},
- {1, 2, 1, 2, 2, 3, 0}, {1, 2, 1, 3, 2, 2, 0}, {1, 3, 1, 2, 2, 2, 0},
- {1, 2, 2, 2, 1, 3, 0}, {1, 2, 2, 3, 1, 2, 0}, {1, 3, 2, 2, 1, 2, 0},
- {2, 2, 1, 2, 1, 3, 0}, {2, 2, 1, 3, 1, 2, 0}, {2, 3, 1, 2, 1, 2, 0},
- {1, 1, 2, 2, 3, 2, 0}, {1, 2, 2, 1, 3, 2, 0}, {1, 2, 2, 2, 3, 1, 0},
- {1, 1, 3, 2, 2, 2, 0}, {1, 2, 3, 1, 2, 2, 0}, {1, 2, 3, 2, 2, 1, 0},
- {2, 2, 3, 2, 1, 1, 0}, {2, 2, 1, 1, 3, 2, 0}, {2, 2, 1, 2, 3, 1, 0},
- {2, 1, 3, 2, 1, 2, 0}, {2, 2, 3, 1, 1, 2, 0}, {3, 1, 2, 1, 3, 1, 0},
- {3, 1, 1, 2, 2, 2, 0}, {3, 2, 1, 1, 2, 2, 0}, {3, 2, 1, 2, 2, 1, 0},
- {3, 1, 2, 2, 1, 2, 0}, {3, 2, 2, 1, 1, 2, 0}, {3, 2, 2, 2, 1, 1, 0},
- {2, 1, 2, 1, 2, 3, 0}, {2, 1, 2, 3, 2, 1, 0}, {2, 3, 2, 1, 2, 1, 0},
- {1, 1, 1, 3, 2, 3, 0}, {1, 3, 1, 1, 2, 3, 0}, {1, 3, 1, 3, 2, 1, 0},
- {1, 1, 2, 3, 1, 3, 0}, {1, 3, 2, 1, 1, 3, 0}, {1, 3, 2, 3, 1, 1, 0},
- {2, 1, 1, 3, 1, 3, 0}, {2, 3, 1, 1, 1, 3, 0}, {2, 3, 1, 3, 1, 1, 0},
- {1, 1, 2, 1, 3, 3, 0}, {1, 1, 2, 3, 3, 1, 0}, {1, 3, 2, 1, 3, 1, 0},
- {1, 1, 3, 1, 2, 3, 0}, {1, 1, 3, 3, 2, 1, 0}, {1, 3, 3, 1, 2, 1, 0},
- {3, 1, 3, 1, 2, 1, 0}, {2, 1, 1, 3, 3, 1, 0}, {2, 3, 1, 1, 3, 1, 0},
- {2, 1, 3, 1, 1, 3, 0}, {2, 1, 3, 3, 1, 1, 0}, {2, 1, 3, 1, 3, 1, 0},
- {3, 1, 1, 1, 2, 3, 0}, {3, 1, 1, 3, 2, 1, 0}, {3, 3, 1, 1, 2, 1, 0},
- {3, 1, 2, 1, 1, 3, 0}, {3, 1, 2, 3, 1, 1, 0}, {3, 3, 2, 1, 1, 1, 0},
- {3, 1, 4, 1, 1, 1, 0}, {2, 2, 1, 4, 1, 1, 0}, {4, 3, 1, 1, 1, 1, 0},
- {1, 1, 1, 2, 2, 4, 0}, {1, 1, 1, 4, 2, 2, 0}, {1, 2, 1, 1, 2, 4, 0},
- {1, 2, 1, 4, 2, 1, 0}, {1, 4, 1, 1, 2, 2, 0}, {1, 4, 1, 2, 2, 1, 0},
- {1, 1, 2, 2, 1, 4, 0}, {1, 1, 2, 4, 1, 2, 0}, {1, 2, 2, 1, 1, 4, 0},
- {1, 2, 2, 4, 1, 1, 0}, {1, 4, 2, 1, 1, 2, 0}, {1, 4, 2, 2, 1, 1, 0},
- {2, 4, 1, 2, 1, 1, 0}, {2, 2, 1, 1, 1, 4, 0}, {4, 1, 3, 1, 1, 1, 0},
- {2, 4, 1, 1, 1, 2, 0}, {1, 3, 4, 1, 1, 1, 0}, {1, 1, 1, 2, 4, 2, 0},
- {1, 2, 1, 1, 4, 2, 0}, {1, 2, 1, 2, 4, 1, 0}, {1, 1, 4, 2, 1, 2, 0},
- {1, 2, 4, 1, 1, 2, 0}, {1, 2, 4, 2, 1, 1, 0}, {4, 1, 1, 2, 1, 2, 0},
- {4, 2, 1, 1, 1, 2, 0}, {4, 2, 1, 2, 1, 1, 0}, {2, 1, 2, 1, 4, 1, 0},
- {2, 1, 4, 1, 2, 1, 0}, {4, 1, 2, 1, 2, 1, 0}, {1, 1, 1, 1, 4, 3, 0},
- {1, 1, 1, 3, 4, 1, 0}, {1, 3, 1, 1, 4, 1, 0}, {1, 1, 4, 1, 1, 3, 0},
- {1, 1, 4, 3, 1, 1, 0}, {4, 1, 1, 1, 1, 3, 0}, {4, 1, 1, 3, 1, 1, 0},
- {1, 1, 3, 1, 4, 1, 0}, {1, 1, 4, 1, 3, 1, 0}, {3, 1, 1, 1, 4, 1, 0},
- {4, 1, 1, 1, 3, 1, 0}, {2, 1, 1, 4, 1, 2, 0}, {2, 1, 1, 2, 1, 4, 0},
- {2, 1, 1, 2, 3, 2, 0}, {2, 3, 3, 1, 1, 1, 2}};
-const int32_t CBC_OnedCode128Reader::MAX_AVG_VARIANCE = (int32_t)(256 * 0.25f);
-const int32_t CBC_OnedCode128Reader::MAX_INDIVIDUAL_VARIANCE =
- (int32_t)(256 * 0.7f);
-const int32_t CBC_OnedCode128Reader::CODE_SHIFT = 98;
-const int32_t CBC_OnedCode128Reader::CODE_CODE_C = 99;
-const int32_t CBC_OnedCode128Reader::CODE_CODE_B = 100;
-const int32_t CBC_OnedCode128Reader::CODE_CODE_A = 101;
-const int32_t CBC_OnedCode128Reader::CODE_FNC_1 = 102;
-const int32_t CBC_OnedCode128Reader::CODE_FNC_2 = 97;
-const int32_t CBC_OnedCode128Reader::CODE_FNC_3 = 96;
-const int32_t CBC_OnedCode128Reader::CODE_FNC_4_A = 101;
-const int32_t CBC_OnedCode128Reader::CODE_FNC_4_B = 100;
-const int32_t CBC_OnedCode128Reader::CODE_START_A = 103;
-const int32_t CBC_OnedCode128Reader::CODE_START_B = 104;
-const int32_t CBC_OnedCode128Reader::CODE_START_C = 105;
-const int32_t CBC_OnedCode128Reader::CODE_STOP = 106;
-CBC_OnedCode128Reader::CBC_OnedCode128Reader() {}
-CBC_OnedCode128Reader::~CBC_OnedCode128Reader() {}
-CFX_Int32Array* CBC_OnedCode128Reader::FindStartPattern(CBC_CommonBitArray* row,
- int32_t& e) {
- int32_t width = row->GetSize();
- int32_t rowOffset = 0;
- while (rowOffset < width) {
- if (row->Get(rowOffset)) {
- break;
- }
- rowOffset++;
- }
- int32_t counterPosition = 0;
- CFX_Int32Array counters;
- counters.SetSize(6);
- int32_t patternStart = rowOffset;
- FX_BOOL isWhite = FALSE;
- int32_t patternLength = counters.GetSize();
- for (int32_t i = rowOffset; i < width; i++) {
- FX_BOOL pixel = row->Get(i);
- if (pixel ^ isWhite) {
- counters[counterPosition]++;
- } else {
- if (counterPosition == patternLength - 1) {
- int32_t bestVariance = MAX_AVG_VARIANCE;
- int32_t bestMatch = -1;
- for (int32_t startCode = CODE_START_A; startCode <= CODE_START_C;
- startCode++) {
- int32_t variance = PatternMatchVariance(
- &counters, &CODE_PATTERNS[startCode][0], MAX_INDIVIDUAL_VARIANCE);
- if (variance < bestVariance) {
- bestVariance = variance;
- bestMatch = startCode;
- }
- }
- if (bestMatch >= 0) {
- FX_BOOL btemp2 =
- row->IsRange(std::max(0, patternStart - (i - patternStart) / 2),
- patternStart, FALSE, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, NULL);
- if (btemp2) {
- CFX_Int32Array* result = new CFX_Int32Array;
- result->SetSize(3);
- (*result)[0] = patternStart;
- (*result)[1] = i;
- (*result)[2] = bestMatch;
- return result;
- }
- }
- patternStart += counters[0] + counters[1];
- for (int32_t y = 2; y < patternLength; y++) {
- counters[y - 2] = counters[y];
- }
- counters[patternLength - 2] = 0;
- counters[patternLength - 1] = 0;
- counterPosition--;
- } else {
- counterPosition++;
- }
- counters[counterPosition] = 1;
- isWhite = !isWhite;
- }
- }
- e = BCExceptionNotFound;
- return NULL;
-}
-int32_t CBC_OnedCode128Reader::DecodeCode(CBC_CommonBitArray* row,
- CFX_Int32Array* counters,
- int32_t rowOffset,
- int32_t& e) {
- RecordPattern(row, rowOffset, counters, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, 0);
- int32_t bestVariance = MAX_AVG_VARIANCE;
- int32_t bestMatch = -1;
- for (int32_t d = 0; d < 107; d++) {
- int32_t variance = PatternMatchVariance(counters, &CODE_PATTERNS[d][0],
- MAX_INDIVIDUAL_VARIANCE);
- if (variance < bestVariance) {
- bestVariance = variance;
- bestMatch = d;
- }
- }
- if (bestMatch >= 0) {
- return bestMatch;
- } else {
- e = BCExceptionNotFound;
- return 0;
- }
- return 0;
-}
-CFX_ByteString CBC_OnedCode128Reader::DecodeRow(int32_t rowNumber,
- CBC_CommonBitArray* row,
- int32_t hints,
- int32_t& e) {
- CFX_Int32Array* startPatternInfo = FindStartPattern(row, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, "");
- int32_t startCode = (*startPatternInfo)[2];
- int32_t codeSet;
- switch (startCode) {
- case 103:
- codeSet = CODE_CODE_A;
- break;
- case 104:
- codeSet = CODE_CODE_B;
- break;
- case 105:
- codeSet = CODE_CODE_C;
- break;
- default:
- if (startPatternInfo != NULL) {
- startPatternInfo->RemoveAll();
- delete startPatternInfo;
- startPatternInfo = NULL;
- }
- e = BCExceptionFormatException;
- return "";
- }
- FX_BOOL done = FALSE;
- FX_BOOL isNextShifted = FALSE;
- CFX_ByteString result;
- int32_t lastStart = (*startPatternInfo)[0];
- int32_t nextStart = (*startPatternInfo)[1];
- if (startPatternInfo != NULL) {
- startPatternInfo->RemoveAll();
- delete startPatternInfo;
- startPatternInfo = NULL;
- }
- CFX_Int32Array counters;
- counters.SetSize(6);
- int32_t lastCode = 0;
- int32_t code = 0;
- int32_t checksumTotal = startCode;
- int32_t multiplier = 0;
- FX_BOOL lastCharacterWasPrintable = TRUE;
- while (!done) {
- FX_BOOL unshift = isNextShifted;
- isNextShifted = FALSE;
- lastCode = code;
- code = DecodeCode(row, &counters, nextStart, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, "");
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = TRUE;
- }
- if (code != CODE_STOP) {
- multiplier++;
- checksumTotal += multiplier * code;
- }
- lastStart = nextStart;
- for (int32_t i = 0; i < counters.GetSize(); i++) {
- nextStart += counters[i];
- }
- switch (code) {
- case 103:
- case 104:
- case 105:
- e = BCExceptionFormatException;
- return "";
- }
- switch (codeSet) {
- case 101:
- if (code < 64) {
- result += (FX_CHAR)(' ' + code);
- } else if (code < 96) {
- result += (FX_CHAR)(code - 64);
- } else {
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = FALSE;
- }
- switch (code) {
- case 102:
- case 97:
- case 96:
- case 101:
- break;
- case 98:
- isNextShifted = TRUE;
- codeSet = CODE_CODE_B;
- break;
- case 100:
- codeSet = CODE_CODE_B;
- break;
- case 99:
- codeSet = CODE_CODE_C;
- break;
- case 106:
- done = TRUE;
- break;
- }
- }
- break;
- case 100:
- if (code < 96) {
- result += (FX_CHAR)(' ' + code);
- } else {
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = FALSE;
- }
- switch (code) {
- case 102:
- case 97:
- case 96:
- case 100:
- break;
- case 98:
- isNextShifted = TRUE;
- codeSet = CODE_CODE_A;
- break;
- case 101:
- codeSet = CODE_CODE_A;
- break;
- case 99:
- codeSet = CODE_CODE_C;
- break;
- case 106:
- done = TRUE;
- break;
- }
- }
- break;
- case 99:
- if (code < 100) {
- if (code < 10) {
- result += '0';
- }
- FX_CHAR temp[128];
-#if defined(_FX_WINAPI_PARTITION_APP_)
- sprintf_s(temp, 128, "%d", code);
-#else
- sprintf(temp, "%d", code);
-#endif
- result += temp;
- } else {
- if (code != CODE_STOP) {
- lastCharacterWasPrintable = FALSE;
- }
- switch (code) {
- case 102:
- break;
- case 101:
- codeSet = CODE_CODE_A;
- break;
- case 100:
- codeSet = CODE_CODE_B;
- break;
- case 106:
- done = TRUE;
- break;
- }
- }
- break;
- }
- if (unshift) {
- codeSet = codeSet == CODE_CODE_A ? CODE_CODE_B : CODE_CODE_A;
- }
- }
- int32_t width = row->GetSize();
- while (nextStart < width && row->Get(nextStart)) {
- nextStart++;
- }
- FX_BOOL boolT1 = row->IsRange(
- nextStart, std::min(width, nextStart + (nextStart - lastStart) / 2),
- FALSE, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, "");
- if (!boolT1) {
- e = BCExceptionNotFound;
- return "";
- }
- checksumTotal -= multiplier * lastCode;
- if (checksumTotal % 103 != lastCode) {
- e = BCExceptionChecksumException;
- return "";
- }
- int32_t resultLength = result.GetLength();
- if (resultLength > 0 && lastCharacterWasPrintable) {
- if (codeSet == CODE_CODE_C) {
- result = result.Mid(0, result.GetLength() - 2);
- } else {
- result = result.Mid(0, result.GetLength() - 1);
- }
- }
- if (result.GetLength() == 0) {
- e = BCExceptionFormatException;
- return "";
- }
- return result;
-}
+// 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 2008 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 <algorithm> + +#include "xfa/src/fxbarcode/barcode.h" +#include "xfa/src/fxbarcode/BC_Reader.h" +#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h" +#include "BC_OneDReader.h" +#include "BC_OnedCode128Reader.h" +const int32_t CBC_OnedCode128Reader::CODE_PATTERNS[107][7] = { + {2, 1, 2, 2, 2, 2, 0}, {2, 2, 2, 1, 2, 2, 0}, {2, 2, 2, 2, 2, 1, 0}, + {1, 2, 1, 2, 2, 3, 0}, {1, 2, 1, 3, 2, 2, 0}, {1, 3, 1, 2, 2, 2, 0}, + {1, 2, 2, 2, 1, 3, 0}, {1, 2, 2, 3, 1, 2, 0}, {1, 3, 2, 2, 1, 2, 0}, + {2, 2, 1, 2, 1, 3, 0}, {2, 2, 1, 3, 1, 2, 0}, {2, 3, 1, 2, 1, 2, 0}, + {1, 1, 2, 2, 3, 2, 0}, {1, 2, 2, 1, 3, 2, 0}, {1, 2, 2, 2, 3, 1, 0}, + {1, 1, 3, 2, 2, 2, 0}, {1, 2, 3, 1, 2, 2, 0}, {1, 2, 3, 2, 2, 1, 0}, + {2, 2, 3, 2, 1, 1, 0}, {2, 2, 1, 1, 3, 2, 0}, {2, 2, 1, 2, 3, 1, 0}, + {2, 1, 3, 2, 1, 2, 0}, {2, 2, 3, 1, 1, 2, 0}, {3, 1, 2, 1, 3, 1, 0}, + {3, 1, 1, 2, 2, 2, 0}, {3, 2, 1, 1, 2, 2, 0}, {3, 2, 1, 2, 2, 1, 0}, + {3, 1, 2, 2, 1, 2, 0}, {3, 2, 2, 1, 1, 2, 0}, {3, 2, 2, 2, 1, 1, 0}, + {2, 1, 2, 1, 2, 3, 0}, {2, 1, 2, 3, 2, 1, 0}, {2, 3, 2, 1, 2, 1, 0}, + {1, 1, 1, 3, 2, 3, 0}, {1, 3, 1, 1, 2, 3, 0}, {1, 3, 1, 3, 2, 1, 0}, + {1, 1, 2, 3, 1, 3, 0}, {1, 3, 2, 1, 1, 3, 0}, {1, 3, 2, 3, 1, 1, 0}, + {2, 1, 1, 3, 1, 3, 0}, {2, 3, 1, 1, 1, 3, 0}, {2, 3, 1, 3, 1, 1, 0}, + {1, 1, 2, 1, 3, 3, 0}, {1, 1, 2, 3, 3, 1, 0}, {1, 3, 2, 1, 3, 1, 0}, + {1, 1, 3, 1, 2, 3, 0}, {1, 1, 3, 3, 2, 1, 0}, {1, 3, 3, 1, 2, 1, 0}, + {3, 1, 3, 1, 2, 1, 0}, {2, 1, 1, 3, 3, 1, 0}, {2, 3, 1, 1, 3, 1, 0}, + {2, 1, 3, 1, 1, 3, 0}, {2, 1, 3, 3, 1, 1, 0}, {2, 1, 3, 1, 3, 1, 0}, + {3, 1, 1, 1, 2, 3, 0}, {3, 1, 1, 3, 2, 1, 0}, {3, 3, 1, 1, 2, 1, 0}, + {3, 1, 2, 1, 1, 3, 0}, {3, 1, 2, 3, 1, 1, 0}, {3, 3, 2, 1, 1, 1, 0}, + {3, 1, 4, 1, 1, 1, 0}, {2, 2, 1, 4, 1, 1, 0}, {4, 3, 1, 1, 1, 1, 0}, + {1, 1, 1, 2, 2, 4, 0}, {1, 1, 1, 4, 2, 2, 0}, {1, 2, 1, 1, 2, 4, 0}, + {1, 2, 1, 4, 2, 1, 0}, {1, 4, 1, 1, 2, 2, 0}, {1, 4, 1, 2, 2, 1, 0}, + {1, 1, 2, 2, 1, 4, 0}, {1, 1, 2, 4, 1, 2, 0}, {1, 2, 2, 1, 1, 4, 0}, + {1, 2, 2, 4, 1, 1, 0}, {1, 4, 2, 1, 1, 2, 0}, {1, 4, 2, 2, 1, 1, 0}, + {2, 4, 1, 2, 1, 1, 0}, {2, 2, 1, 1, 1, 4, 0}, {4, 1, 3, 1, 1, 1, 0}, + {2, 4, 1, 1, 1, 2, 0}, {1, 3, 4, 1, 1, 1, 0}, {1, 1, 1, 2, 4, 2, 0}, + {1, 2, 1, 1, 4, 2, 0}, {1, 2, 1, 2, 4, 1, 0}, {1, 1, 4, 2, 1, 2, 0}, + {1, 2, 4, 1, 1, 2, 0}, {1, 2, 4, 2, 1, 1, 0}, {4, 1, 1, 2, 1, 2, 0}, + {4, 2, 1, 1, 1, 2, 0}, {4, 2, 1, 2, 1, 1, 0}, {2, 1, 2, 1, 4, 1, 0}, + {2, 1, 4, 1, 2, 1, 0}, {4, 1, 2, 1, 2, 1, 0}, {1, 1, 1, 1, 4, 3, 0}, + {1, 1, 1, 3, 4, 1, 0}, {1, 3, 1, 1, 4, 1, 0}, {1, 1, 4, 1, 1, 3, 0}, + {1, 1, 4, 3, 1, 1, 0}, {4, 1, 1, 1, 1, 3, 0}, {4, 1, 1, 3, 1, 1, 0}, + {1, 1, 3, 1, 4, 1, 0}, {1, 1, 4, 1, 3, 1, 0}, {3, 1, 1, 1, 4, 1, 0}, + {4, 1, 1, 1, 3, 1, 0}, {2, 1, 1, 4, 1, 2, 0}, {2, 1, 1, 2, 1, 4, 0}, + {2, 1, 1, 2, 3, 2, 0}, {2, 3, 3, 1, 1, 1, 2}}; +const int32_t CBC_OnedCode128Reader::MAX_AVG_VARIANCE = (int32_t)(256 * 0.25f); +const int32_t CBC_OnedCode128Reader::MAX_INDIVIDUAL_VARIANCE = + (int32_t)(256 * 0.7f); +const int32_t CBC_OnedCode128Reader::CODE_SHIFT = 98; +const int32_t CBC_OnedCode128Reader::CODE_CODE_C = 99; +const int32_t CBC_OnedCode128Reader::CODE_CODE_B = 100; +const int32_t CBC_OnedCode128Reader::CODE_CODE_A = 101; +const int32_t CBC_OnedCode128Reader::CODE_FNC_1 = 102; +const int32_t CBC_OnedCode128Reader::CODE_FNC_2 = 97; +const int32_t CBC_OnedCode128Reader::CODE_FNC_3 = 96; +const int32_t CBC_OnedCode128Reader::CODE_FNC_4_A = 101; +const int32_t CBC_OnedCode128Reader::CODE_FNC_4_B = 100; +const int32_t CBC_OnedCode128Reader::CODE_START_A = 103; +const int32_t CBC_OnedCode128Reader::CODE_START_B = 104; +const int32_t CBC_OnedCode128Reader::CODE_START_C = 105; +const int32_t CBC_OnedCode128Reader::CODE_STOP = 106; +CBC_OnedCode128Reader::CBC_OnedCode128Reader() {} +CBC_OnedCode128Reader::~CBC_OnedCode128Reader() {} +CFX_Int32Array* CBC_OnedCode128Reader::FindStartPattern(CBC_CommonBitArray* row, + int32_t& e) { + int32_t width = row->GetSize(); + int32_t rowOffset = 0; + while (rowOffset < width) { + if (row->Get(rowOffset)) { + break; + } + rowOffset++; + } + int32_t counterPosition = 0; + CFX_Int32Array counters; + counters.SetSize(6); + int32_t patternStart = rowOffset; + FX_BOOL isWhite = FALSE; + int32_t patternLength = counters.GetSize(); + for (int32_t i = rowOffset; i < width; i++) { + FX_BOOL pixel = row->Get(i); + if (pixel ^ isWhite) { + counters[counterPosition]++; + } else { + if (counterPosition == patternLength - 1) { + int32_t bestVariance = MAX_AVG_VARIANCE; + int32_t bestMatch = -1; + for (int32_t startCode = CODE_START_A; startCode <= CODE_START_C; + startCode++) { + int32_t variance = PatternMatchVariance( + &counters, &CODE_PATTERNS[startCode][0], MAX_INDIVIDUAL_VARIANCE); + if (variance < bestVariance) { + bestVariance = variance; + bestMatch = startCode; + } + } + if (bestMatch >= 0) { + FX_BOOL btemp2 = + row->IsRange(std::max(0, patternStart - (i - patternStart) / 2), + patternStart, FALSE, e); + BC_EXCEPTION_CHECK_ReturnValue(e, NULL); + if (btemp2) { + CFX_Int32Array* result = new CFX_Int32Array; + result->SetSize(3); + (*result)[0] = patternStart; + (*result)[1] = i; + (*result)[2] = bestMatch; + return result; + } + } + patternStart += counters[0] + counters[1]; + for (int32_t y = 2; y < patternLength; y++) { + counters[y - 2] = counters[y]; + } + counters[patternLength - 2] = 0; + counters[patternLength - 1] = 0; + counterPosition--; + } else { + counterPosition++; + } + counters[counterPosition] = 1; + isWhite = !isWhite; + } + } + e = BCExceptionNotFound; + return NULL; +} +int32_t CBC_OnedCode128Reader::DecodeCode(CBC_CommonBitArray* row, + CFX_Int32Array* counters, + int32_t rowOffset, + int32_t& e) { + RecordPattern(row, rowOffset, counters, e); + BC_EXCEPTION_CHECK_ReturnValue(e, 0); + int32_t bestVariance = MAX_AVG_VARIANCE; + int32_t bestMatch = -1; + for (int32_t d = 0; d < 107; d++) { + int32_t variance = PatternMatchVariance(counters, &CODE_PATTERNS[d][0], + MAX_INDIVIDUAL_VARIANCE); + if (variance < bestVariance) { + bestVariance = variance; + bestMatch = d; + } + } + if (bestMatch >= 0) { + return bestMatch; + } else { + e = BCExceptionNotFound; + return 0; + } + return 0; +} +CFX_ByteString CBC_OnedCode128Reader::DecodeRow(int32_t rowNumber, + CBC_CommonBitArray* row, + int32_t hints, + int32_t& e) { + CFX_Int32Array* startPatternInfo = FindStartPattern(row, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + int32_t startCode = (*startPatternInfo)[2]; + int32_t codeSet; + switch (startCode) { + case 103: + codeSet = CODE_CODE_A; + break; + case 104: + codeSet = CODE_CODE_B; + break; + case 105: + codeSet = CODE_CODE_C; + break; + default: + if (startPatternInfo != NULL) { + startPatternInfo->RemoveAll(); + delete startPatternInfo; + startPatternInfo = NULL; + } + e = BCExceptionFormatException; + return ""; + } + FX_BOOL done = FALSE; + FX_BOOL isNextShifted = FALSE; + CFX_ByteString result; + int32_t lastStart = (*startPatternInfo)[0]; + int32_t nextStart = (*startPatternInfo)[1]; + if (startPatternInfo != NULL) { + startPatternInfo->RemoveAll(); + delete startPatternInfo; + startPatternInfo = NULL; + } + CFX_Int32Array counters; + counters.SetSize(6); + int32_t lastCode = 0; + int32_t code = 0; + int32_t checksumTotal = startCode; + int32_t multiplier = 0; + FX_BOOL lastCharacterWasPrintable = TRUE; + while (!done) { + FX_BOOL unshift = isNextShifted; + isNextShifted = FALSE; + lastCode = code; + code = DecodeCode(row, &counters, nextStart, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + if (code != CODE_STOP) { + lastCharacterWasPrintable = TRUE; + } + if (code != CODE_STOP) { + multiplier++; + checksumTotal += multiplier * code; + } + lastStart = nextStart; + for (int32_t i = 0; i < counters.GetSize(); i++) { + nextStart += counters[i]; + } + switch (code) { + case 103: + case 104: + case 105: + e = BCExceptionFormatException; + return ""; + } + switch (codeSet) { + case 101: + if (code < 64) { + result += (FX_CHAR)(' ' + code); + } else if (code < 96) { + result += (FX_CHAR)(code - 64); + } else { + if (code != CODE_STOP) { + lastCharacterWasPrintable = FALSE; + } + switch (code) { + case 102: + case 97: + case 96: + case 101: + break; + case 98: + isNextShifted = TRUE; + codeSet = CODE_CODE_B; + break; + case 100: + codeSet = CODE_CODE_B; + break; + case 99: + codeSet = CODE_CODE_C; + break; + case 106: + done = TRUE; + break; + } + } + break; + case 100: + if (code < 96) { + result += (FX_CHAR)(' ' + code); + } else { + if (code != CODE_STOP) { + lastCharacterWasPrintable = FALSE; + } + switch (code) { + case 102: + case 97: + case 96: + case 100: + break; + case 98: + isNextShifted = TRUE; + codeSet = CODE_CODE_A; + break; + case 101: + codeSet = CODE_CODE_A; + break; + case 99: + codeSet = CODE_CODE_C; + break; + case 106: + done = TRUE; + break; + } + } + break; + case 99: + if (code < 100) { + if (code < 10) { + result += '0'; + } + FX_CHAR temp[128]; +#if defined(_FX_WINAPI_PARTITION_APP_) + sprintf_s(temp, 128, "%d", code); +#else + sprintf(temp, "%d", code); +#endif + result += temp; + } else { + if (code != CODE_STOP) { + lastCharacterWasPrintable = FALSE; + } + switch (code) { + case 102: + break; + case 101: + codeSet = CODE_CODE_A; + break; + case 100: + codeSet = CODE_CODE_B; + break; + case 106: + done = TRUE; + break; + } + } + break; + } + if (unshift) { + codeSet = codeSet == CODE_CODE_A ? CODE_CODE_B : CODE_CODE_A; + } + } + int32_t width = row->GetSize(); + while (nextStart < width && row->Get(nextStart)) { + nextStart++; + } + FX_BOOL boolT1 = row->IsRange( + nextStart, std::min(width, nextStart + (nextStart - lastStart) / 2), + FALSE, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + if (!boolT1) { + e = BCExceptionNotFound; + return ""; + } + checksumTotal -= multiplier * lastCode; + if (checksumTotal % 103 != lastCode) { + e = BCExceptionChecksumException; + return ""; + } + int32_t resultLength = result.GetLength(); + if (resultLength > 0 && lastCharacterWasPrintable) { + if (codeSet == CODE_CODE_C) { + result = result.Mid(0, result.GetLength() - 2); + } else { + result = result.Mid(0, result.GetLength() - 1); + } + } + if (result.GetLength() == 0) { + e = BCExceptionFormatException; + return ""; + } + return result; +} |