BarcodeEngine Class (original) (raw)
Summary
Main class for the LEADTOOLS support for reading and writing barcodes.
Syntax
C#
Objective-C
C++/CLI
Java
Python
public class BarcodeEngine @interface LTBarcodeEngine : NSObject public class BarcodeEngine public ref class BarcodeEngine Example
This example creates a new BarcodeEngine and reads all the barcodes in an image. For an example on writing barcodes, refer to BarcodeWriter.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Barcode;
using Leadtools.ImageProcessing;
public void BarcodeEngine_Example()
{
string[] imageFileNames =
{
Path.Combine(LEAD_VARS.ImagesDir, "Barcode1.tif"),
Path.Combine(LEAD_VARS.ImagesDir, "Barcode2.tif")
};
// Create a Barcode engine
BarcodeEngine engine = new BarcodeEngine();
// Load the image
using (RasterCodecs codecs = new RasterCodecs())
{
foreach (string imageFileName in imageFileNames)
{
using (RasterImage image = codecs.Load(imageFileName, 0, CodecsLoadByteOrder.BgrOrGray, 1, 1))
{
// Read all the barcodes in this image
BarcodeData[] barcodes = engine.Reader.ReadBarcodes(image, LeadRect.Empty, 0, null);
// Print out the barcodes we found
Console.WriteLine("{0} contains {1} barcodes", imageFileName, barcodes.Length);
for (int i = 0; i < barcodes.Length; i++)
{
BarcodeData barcode = barcodes[i];
Console.WriteLine(" {0} - {1} - {2}", i + 1, barcode.Symbology, barcode.Value);
}
Console.WriteLine("-----------------");
}
}
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}