void CBC_DetectionResultRowIndicatorColumn::setRowNumbers() {
for (int32_t i = 0; i < m_codewords->GetSize(); i++) {
CBC_Codeword* codeword = (CBC_Codeword*)m_codewords->GetAt(i);
if (codeword != NULL) {
codeword->setRowNumberAsRowIndicatorColumn();
}
}
}
CBC_BarcodeMetadata*
CBC_DetectionResultRowIndicatorColumn::getBarcodeMetadata() {
CFX_PtrArray* 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 = (CBC_Codeword*)codewords->GetAt(i);
if (codeword == NULL) {
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 NULL;
}
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;
}
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_PtrArray* 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) == NULL) {
continue;
}
CBC_Codeword* codeword = (CBC_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, NULL);
} else {
barcodeRow = codeword->getRowNumber();
currentRowHeight = 1;
}
}
return (int32_t)(averageRowHeight + 0.5);
}