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authordsinclair <dsinclair@chromium.org>2016-06-16 12:29:07 -0700
committerCommit bot <commit-bot@chromium.org>2016-06-16 12:29:07 -0700
commita26153440b46b3b37b7e81435debb296f22769f4 (patch)
tree37b3073d15af7ae2850b5a02be87123feb54a054 /xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp
parent8320ee28f24615d1d619a5db1b7c235ea6f91dde (diff)
downloadpdfium-a26153440b46b3b37b7e81435debb296f22769f4.tar.xz
Remove barcode reading code.
We never read barcodes, we only write them. Remove code related to barcode reading. Review-Url: https://codereview.chromium.org/2071633002
Diffstat (limited to 'xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp')
-rw-r--r--xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp267
1 files changed, 0 insertions, 267 deletions
diff --git a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp b/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp
deleted file mode 100644
index 900036d315..0000000000
--- a/xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.cpp
+++ /dev/null
@@ -1,267 +0,0 @@
-// 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 2013 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 "core/fxcrt/include/fx_basic.h"
-#include "xfa/fxbarcode/BC_ResultPoint.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeMetadata.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417BarcodeValue.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417BoundingBox.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417Codeword.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417Common.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultColumn.h"
-#include "xfa/fxbarcode/pdf417/BC_PDF417DetectionResultRowIndicatorColumn.h"
-#include "xfa/fxbarcode/utils.h"
-
-CBC_DetectionResultRowIndicatorColumn::CBC_DetectionResultRowIndicatorColumn(
- CBC_BoundingBox* boundingBox,
- FX_BOOL isLeft)
- : CBC_DetectionResultColumn(boundingBox) {
- m_isLeft = isLeft;
-}
-CBC_DetectionResultRowIndicatorColumn::
- ~CBC_DetectionResultRowIndicatorColumn() {}
-void CBC_DetectionResultRowIndicatorColumn::setRowNumbers() {
- for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
- CBC_Codeword* codeword = m_codewords->GetAt(i);
- if (codeword) {
- codeword->setRowNumberAsRowIndicatorColumn();
- }
- }
-}
-int32_t
-CBC_DetectionResultRowIndicatorColumn::adjustCompleteIndicatorColumnRowNumbers(
- CBC_BarcodeMetadata barcodeMetadata) {
- CFX_ArrayTemplate<CBC_Codeword*>* codewords = getCodewords();
- setRowNumbers();
- removeIncorrectCodewords(codewords, barcodeMetadata);
- CBC_BoundingBox* boundingBox = getBoundingBox();
- CBC_ResultPoint* top =
- m_isLeft ? boundingBox->getTopLeft() : boundingBox->getTopRight();
- CBC_ResultPoint* bottom =
- m_isLeft ? boundingBox->getBottomLeft() : boundingBox->getBottomRight();
- int32_t firstRow = imageRowToCodewordIndex((int32_t)top->GetY());
- int32_t lastRow = imageRowToCodewordIndex((int32_t)bottom->GetY());
- FX_FLOAT averageRowHeight =
- (lastRow - firstRow) / (FX_FLOAT)barcodeMetadata.getRowCount();
- int32_t barcodeRow = -1;
- int32_t maxRowHeight = 1;
- int32_t currentRowHeight = 0;
- for (int32_t codewordsRow = firstRow; codewordsRow < lastRow;
- codewordsRow++) {
- if (!codewords->GetAt(codewordsRow))
- continue;
-
- CBC_Codeword* codeword = codewords->GetAt(codewordsRow);
- int32_t rowDifference = codeword->getRowNumber() - barcodeRow;
- if (rowDifference == 0) {
- currentRowHeight++;
- } else if (rowDifference == 1) {
- maxRowHeight =
- maxRowHeight > currentRowHeight ? maxRowHeight : currentRowHeight;
- currentRowHeight = 1;
- barcodeRow = codeword->getRowNumber();
- } else if (rowDifference < 0) {
- codewords->SetAt(codewordsRow, nullptr);
- } else if (codeword->getRowNumber() >= barcodeMetadata.getRowCount()) {
- codewords->SetAt(codewordsRow, nullptr);
- } else if (rowDifference > codewordsRow) {
- codewords->SetAt(codewordsRow, nullptr);
- } else {
- int32_t checkedRows;
- if (maxRowHeight > 2) {
- checkedRows = (maxRowHeight - 2) * rowDifference;
- } else {
- checkedRows = rowDifference;
- }
- FX_BOOL closePreviousCodewordFound = checkedRows >= codewordsRow;
- for (int32_t i = 1; i <= checkedRows && !closePreviousCodewordFound;
- i++) {
- closePreviousCodewordFound = !!codewords->GetAt(codewordsRow - i);
- }
- if (closePreviousCodewordFound) {
- codewords->SetAt(codewordsRow, nullptr);
- } else {
- barcodeRow = codeword->getRowNumber();
- currentRowHeight = 1;
- }
- }
- }
- return (int32_t)(averageRowHeight + 0.5);
-}
-CFX_Int32Array* CBC_DetectionResultRowIndicatorColumn::getRowHeights(
- int32_t& e) {
- CBC_BarcodeMetadata* barcodeMetadata = getBarcodeMetadata();
- if (!barcodeMetadata) {
- e = BCExceptionCannotMetadata;
- return nullptr;
- }
- adjustIncompleteIndicatorColumnRowNumbers(*barcodeMetadata);
- CFX_Int32Array* result = new CFX_Int32Array;
- result->SetSize(barcodeMetadata->getRowCount());
- for (int32_t i = 0; i < getCodewords()->GetSize(); i++) {
- CBC_Codeword* codeword = getCodewords()->GetAt(i);
- if (codeword) {
- result->SetAt(codeword->getRowNumber(),
- result->GetAt(codeword->getRowNumber()) + 1);
- }
- }
- return result;
-}
-int32_t CBC_DetectionResultRowIndicatorColumn::
- adjustIncompleteIndicatorColumnRowNumbers(
- CBC_BarcodeMetadata barcodeMetadata) {
- CBC_BoundingBox* boundingBox = getBoundingBox();
- CBC_ResultPoint* top =
- m_isLeft ? boundingBox->getTopLeft() : boundingBox->getTopRight();
- CBC_ResultPoint* bottom =
- m_isLeft ? boundingBox->getBottomLeft() : boundingBox->getBottomRight();
- int32_t firstRow = imageRowToCodewordIndex((int32_t)top->GetY());
- int32_t lastRow = imageRowToCodewordIndex((int32_t)bottom->GetY());
- FX_FLOAT averageRowHeight =
- (lastRow - firstRow) / (FX_FLOAT)barcodeMetadata.getRowCount();
- CFX_ArrayTemplate<CBC_Codeword*>* codewords = getCodewords();
- int32_t barcodeRow = -1;
- int32_t maxRowHeight = 1;
- int32_t currentRowHeight = 0;
- for (int32_t codewordsRow = firstRow; codewordsRow < lastRow;
- codewordsRow++) {
- if (!codewords->GetAt(codewordsRow))
- continue;
-
- CBC_Codeword* codeword = codewords->GetAt(codewordsRow);
- codeword->setRowNumberAsRowIndicatorColumn();
- int32_t rowDifference = codeword->getRowNumber() - barcodeRow;
- if (rowDifference == 0) {
- currentRowHeight++;
- } else if (rowDifference == 1) {
- maxRowHeight =
- maxRowHeight > currentRowHeight ? maxRowHeight : currentRowHeight;
- currentRowHeight = 1;
- barcodeRow = codeword->getRowNumber();
- } else if (codeword->getRowNumber() >= barcodeMetadata.getRowCount()) {
- codewords->SetAt(codewordsRow, nullptr);
- } else {
- barcodeRow = codeword->getRowNumber();
- currentRowHeight = 1;
- }
- }
- return (int32_t)(averageRowHeight + 0.5);
-}
-CBC_BarcodeMetadata*
-CBC_DetectionResultRowIndicatorColumn::getBarcodeMetadata() {
- CFX_ArrayTemplate<CBC_Codeword*>* codewords = getCodewords();
- CBC_BarcodeValue barcodeColumnCount;
- CBC_BarcodeValue barcodeRowCountUpperPart;
- CBC_BarcodeValue barcodeRowCountLowerPart;
- CBC_BarcodeValue barcodeECLevel;
- for (int32_t i = 0; i < codewords->GetSize(); i++) {
- CBC_Codeword* codeword = codewords->GetAt(i);
- if (!codeword)
- continue;
-
- codeword->setRowNumberAsRowIndicatorColumn();
- int32_t rowIndicatorValue = codeword->getValue() % 30;
- int32_t codewordRowNumber = codeword->getRowNumber();
- if (!m_isLeft) {
- codewordRowNumber += 2;
- }
- switch (codewordRowNumber % 3) {
- case 0:
- barcodeRowCountUpperPart.setValue(rowIndicatorValue * 3 + 1);
- break;
- case 1:
- barcodeECLevel.setValue(rowIndicatorValue / 3);
- barcodeRowCountLowerPart.setValue(rowIndicatorValue % 3);
- break;
- case 2:
- barcodeColumnCount.setValue(rowIndicatorValue + 1);
- break;
- }
- }
- if ((barcodeColumnCount.getValue()->GetSize() == 0) ||
- (barcodeRowCountUpperPart.getValue()->GetSize() == 0) ||
- (barcodeRowCountLowerPart.getValue()->GetSize() == 0) ||
- (barcodeECLevel.getValue()->GetSize() == 0) ||
- barcodeColumnCount.getValue()->GetAt(0) < 1 ||
- barcodeRowCountUpperPart.getValue()->GetAt(0) +
- barcodeRowCountLowerPart.getValue()->GetAt(0) <
- CBC_PDF417Common::MIN_ROWS_IN_BARCODE ||
- barcodeRowCountUpperPart.getValue()->GetAt(0) +
- barcodeRowCountLowerPart.getValue()->GetAt(0) >
- CBC_PDF417Common::MAX_ROWS_IN_BARCODE) {
- return nullptr;
- }
- CBC_BarcodeMetadata* barcodeMetadata =
- new CBC_BarcodeMetadata(barcodeColumnCount.getValue()->GetAt(0),
- barcodeRowCountUpperPart.getValue()->GetAt(0),
- barcodeRowCountLowerPart.getValue()->GetAt(0),
- barcodeECLevel.getValue()->GetAt(0));
- removeIncorrectCodewords(codewords, *barcodeMetadata);
- return barcodeMetadata;
-}
-FX_BOOL CBC_DetectionResultRowIndicatorColumn::isLeft() {
- return m_isLeft;
-}
-CFX_ByteString CBC_DetectionResultRowIndicatorColumn::toString() {
- return CFX_ByteString("IsLeft: ") + m_isLeft + '\n' +
- CBC_DetectionResultColumn::toString();
-}
-void CBC_DetectionResultRowIndicatorColumn::removeIncorrectCodewords(
- CFX_ArrayTemplate<CBC_Codeword*>* codewords,
- CBC_BarcodeMetadata barcodeMetadata) {
- for (int32_t codewordRow = 0; codewordRow < codewords->GetSize();
- codewordRow++) {
- CBC_Codeword* codeword = codewords->GetAt(codewordRow);
- if (!codeword)
- continue;
-
- int32_t rowIndicatorValue = codeword->getValue() % 30;
- int32_t codewordRowNumber = codeword->getRowNumber();
- if (codewordRowNumber > barcodeMetadata.getRowCount()) {
- codewords->SetAt(codewordRow, nullptr);
- continue;
- }
- if (!m_isLeft) {
- codewordRowNumber += 2;
- }
- switch (codewordRowNumber % 3) {
- case 0:
- if (rowIndicatorValue * 3 + 1 !=
- barcodeMetadata.getRowCountUpperPart()) {
- codewords->SetAt(codewordRow, nullptr);
- }
- break;
- case 1:
- if (rowIndicatorValue / 3 !=
- barcodeMetadata.getErrorCorrectionLevel() ||
- rowIndicatorValue % 3 != barcodeMetadata.getRowCountLowerPart()) {
- codewords->SetAt(codewordRow, nullptr);
- }
- break;
- case 2:
- if (rowIndicatorValue + 1 != barcodeMetadata.getColumnCount()) {
- codewords->SetAt(codewordRow, nullptr);
- }
- break;
- }
- }
-}