/// <summary>
/// Creates the barcode matrix.
/// </summary>
/// <returns>The barcode matrix.</returns>
/// <param name="detectionResult">Detection result.</param>
private static BarcodeValue[][] createBarcodeMatrix(DetectionResult detectionResult)
{
// Manually setup Jagged Array in C#
var barcodeMatrix = new BarcodeValue[detectionResult.RowCount][];
for (int row = 0; row < barcodeMatrix.Length; row++)
{
barcodeMatrix[row] = new BarcodeValue[detectionResult.ColumnCount + 2];
for (int col = 0; col < barcodeMatrix[row].Length; col++)
{
barcodeMatrix[row][col] = new BarcodeValue();
}
}
int column = 0;
foreach (DetectionResultColumn detectionResultColumn in detectionResult.getDetectionResultColumns())
{
if (detectionResultColumn != null)
{
foreach (Codeword codeword in detectionResultColumn.Codewords)
{
if (codeword != null)
{
int rowNumber = codeword.RowNumber;
if (rowNumber >= 0)
{
if (rowNumber >= barcodeMatrix.Length)
{
// We have more rows than the barcode metadata allows for, ignore them.
continue;
}
barcodeMatrix[rowNumber][column].setValue(codeword.Value);
}
}
}
}
column++;
}
return(barcodeMatrix);
}
/// <summary>
/// Returns a <see cref="System.String"/> that represents the <see cref="ZXing.PDF417.Internal.BarcodeValue"/> jagged array.
/// </summary>
/// <returns>A <see cref="System.String"/> that represents the <see cref="ZXing.PDF417.Internal.BarcodeValue"/> jagged array.</returns>
/// <param name="barcodeMatrix">Barcode matrix as a jagged array.</param>
public static String ToString(BarcodeValue[][] barcodeMatrix)
{
StringBuilder formatter = new StringBuilder();
for (int row = 0; row < barcodeMatrix.Length; row++)
{
formatter.AppendFormat(CultureInfo.InvariantCulture, "Row {0,2}: ", row);
for (int column = 0; column < barcodeMatrix[row].Length; column++)
{
BarcodeValue barcodeValue = barcodeMatrix[row][column];
int[] values = barcodeValue.getValue();
if (values.Length == 0)
{
formatter.Append(" ");
}
else
{
formatter.AppendFormat(CultureInfo.InvariantCulture, "{0,4}({1,2})", values[0], barcodeValue.getConfidence(values[0]));
}
}
formatter.Append("\n");
}
return(formatter.ToString());
}
/// <summary>
/// Gets the barcode metadata.
/// </summary>
/// <returns>The barcode metadata.</returns>
public BarcodeMetadata getBarcodeMetadata()
{
var codewords = Codewords;
BarcodeValue barcodeColumnCount = new BarcodeValue();
BarcodeValue barcodeRowCountUpperPart = new BarcodeValue();
BarcodeValue barcodeRowCountLowerPart = new BarcodeValue();
BarcodeValue barcodeECLevel = new BarcodeValue();
foreach (Codeword codeword in codewords)
{
if (codeword == null)
{
continue;
}
codeword.setRowNumberAsRowIndicatorColumn();
int rowIndicatorValue = codeword.Value % 30;
int codewordRowNumber = codeword.RowNumber;
if (!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;
}
}
// Maybe we should check if we have ambiguous values?
var barcodeColumnCountValues = barcodeColumnCount.getValue();
var barcodeRowCountUpperPartValues = barcodeRowCountUpperPart.getValue();
var barcodeRowCountLowerPartValues = barcodeRowCountLowerPart.getValue();
var barcodeECLevelValues = barcodeECLevel.getValue();
if ((barcodeColumnCountValues.Length == 0) ||
(barcodeRowCountUpperPartValues.Length == 0) ||
(barcodeRowCountLowerPartValues.Length == 0) ||
(barcodeECLevelValues.Length == 0) ||
barcodeColumnCountValues[0] < 1 ||
barcodeRowCountUpperPartValues[0] + barcodeRowCountLowerPartValues[0] < PDF417Common.MIN_ROWS_IN_BARCODE ||
barcodeRowCountUpperPartValues[0] + barcodeRowCountLowerPartValues[0] > PDF417Common.MAX_ROWS_IN_BARCODE)
{
return(null);
}
var barcodeMetadata = new BarcodeMetadata(barcodeColumnCountValues[0],
barcodeRowCountUpperPartValues[0],
barcodeRowCountLowerPartValues[0],
barcodeECLevelValues[0]);
removeIncorrectCodewords(codewords, barcodeMetadata);
return(barcodeMetadata);
}
