public Result decode(BinaryBitmap image, System.Collections.Hashtable hints)
{
int width = image.Width;
int height = image.Height;
int halfWidth = width / 2;
int halfHeight = height / 2;
BinaryBitmap topLeft = image.crop(0, 0, halfWidth, halfHeight);
try
{
return delegate_Renamed.decode(topLeft, hints);
}
catch (ReaderException)
{
// continue
}
BinaryBitmap topRight = image.crop(halfWidth, 0, halfWidth, halfHeight);
try
{
return delegate_Renamed.decode(topRight, hints);
}
catch (ReaderException)
{
// continue
}
BinaryBitmap bottomLeft = image.crop(0, halfHeight, halfWidth, halfHeight);
try
{
return delegate_Renamed.decode(bottomLeft, hints);
}
catch (ReaderException)
{
// continue
}
BinaryBitmap bottomRight = image.crop(halfWidth, halfHeight, halfWidth, halfHeight);
try
{
return delegate_Renamed.decode(bottomRight, hints);
}
catch (ReaderException)
{
// continue
}
int quarterWidth = halfWidth / 2;
int quarterHeight = halfHeight / 2;
BinaryBitmap center = image.crop(quarterWidth, quarterHeight, halfWidth, halfHeight);
return delegate_Renamed.decode(center, hints);
}
private void doDecodeMultiple(BinaryBitmap image, System.Collections.Hashtable hints, System.Collections.ArrayList results, int xOffset, int yOffset)
{
Result result;
try
{
result = delegate_Renamed.decode(image, hints);
}
catch (ReaderException)
{
return ;
}
bool alreadyFound = false;
for (int i = 0; i < results.Count; i++)
{
Result existingResult = (Result) results[i];
if (existingResult.Text.Equals(result.Text))
{
alreadyFound = true;
break;
}
}
if (alreadyFound)
{
return ;
}
results.Add(translateResultPoints(result, xOffset, yOffset));
ResultPoint[] resultPoints = result.ResultPoints;
if (resultPoints == null || resultPoints.Length == 0)
{
return ;
}
int width = image.Width;
int height = image.Height;
float minX = width;
float minY = height;
float maxX = 0.0f;
float maxY = 0.0f;
for (int i = 0; i < resultPoints.Length; i++)
{
ResultPoint point = resultPoints[i];
float x = point.X;
float y = point.Y;
if (x < minX)
{
minX = x;
}
if (y < minY)
{
minY = y;
}
if (x > maxX)
{
maxX = x;
}
if (y > maxY)
{
maxY = y;
}
}
// Decode left of barcode
if (minX > MIN_DIMENSION_TO_RECUR)
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1042'"
doDecodeMultiple(image.crop(0, 0, (int) minX, height), hints, results, xOffset, yOffset);
}
// Decode above barcode
if (minY > MIN_DIMENSION_TO_RECUR)
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1042'"
doDecodeMultiple(image.crop(0, 0, width, (int) minY), hints, results, xOffset, yOffset);
}
// Decode right of barcode
if (maxX < width - MIN_DIMENSION_TO_RECUR)
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1042'"
doDecodeMultiple(image.crop((int) maxX, 0, width - (int) maxX, height), hints, results, xOffset + (int) maxX, yOffset);
}
// Decode below barcode
if (maxY < height - MIN_DIMENSION_TO_RECUR)
{
//UPGRADE_WARNING: Data types in Visual C# might be different. Verify the accuracy of narrowing conversions. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1042'"
doDecodeMultiple(image.crop(0, (int) maxY, width, height - (int) maxY), hints, results, xOffset, yOffset + (int) maxY);
}
}
