Guide Overview
It's easy to use BC.NetBarcodeReader.Qrcode library to scan and recognize QR Code barcode symbologies from images in your .NET projects. Here we will show you in simple steps. Please firstly download and get the free trial of our .NET QR Code Scanner SDK. And the only thing for the integration of our library (BC.NetBarcodeReaderTrial.Qrcode.dll) is to add your project reference to it.
We take the Console Application as an example of how to use BC.NetBarcodeReader.Qrcode library to read and scan QR Code from image files. For ease of use, here are simple QR Code barcode scanner code project examples for C# and VB.NET developers. To recognize all 2d and 1d barcodes, you should use BC.NetBarcodeReader.All library.
1. Scan and recognize QR Code barcode(s) from an image using BC.NetBarcodeReader.Qrcode library. We also provide QR Code recognition solution for PDF document. If you are also interested in this, please see our product BC.NetPdfBarcodeReader.All and its tutorial: how to read barcodes from PDF document.
How to in C# QR Code Scanner SDK
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using BC.NetBarcodeReaderTrial.Qrcode;
namespace BC.NetBarcodeReaderDemo
{
class Program
{
static void Main(string[] args)
{
ReadOneBarcodeTypefromImage();
}
public static void ReadOneBarcodeTypefromImage()
{
string[] data = NetBarcodeReader.Recognize("Qrcode.png", NetBarcodeReader.Qrcode);
foreach (string result in data)
{
Console.WriteLine(result);
}
Console.ReadKey();
}
}
}
How to in VB.NET QR Code Scanner SDK
Imports System
Imports System.Collections.Generic
Imports System.Linq
Imports System.Text
Imports BC.NetBarcodeReaderTrial.Qrcode
Module BCNetBarcodeReaderDemo
Sub Main()
ReadOneBarcodeTypefromImage()
End Sub
Public Sub ReadOneBarcodeTypefromImage()
Dim data As String() = NetBarcodeReader.Recognize("Qrcode.png", NetBarcodeReader.Qrcode)
For Each result As String In data
Console.WriteLine(result)
Next
Console.ReadKey()
End Sub
End Module
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