ByteScout Barcode Reader SDK - C# - Decode QR Code - ByteScout

ByteScout Barcode Reader SDK – C# – Decode QR Code

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How to decode QR code in C# with ByteScout BarCode Reader SDK

This code in C# shows how to decode QR code with this how to tutorial

With this source code sample you may quickly learn how to decode QR code in C#. ByteScout BarCode Reader SDK is the barcode decoder with support for code 39, code 128, QR Code, Datamatrix, GS1, PDF417 and all other popular barcodes. Can read barcodes from images, pdf, tiff documents and live web camera. Supports noisy and damaged documents, can split and merge pdf and tiff documents based on barcodes. Can export barcode decoder results to XML, JSON, CSV and into custom data structures. It can be used to decode QR code using C#.

This code snippet below for ByteScout BarCode Reader SDK works best when you need to quickly decode QR code in your C# application. Follow the instructions from the scratch to work and copy the C# code. Further enhancement of the code will make it more vigorous.

Free trial version of ByteScout BarCode Reader SDK is available for download from our website. Get it to try other source code samples for C#.

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Program.cs
      
using System; using System.IO; using Bytescout.BarCodeReader; namespace ReadQRCode { class Program { const string ImageFile = "QRCode.png"; static void Main() { Console.WriteLine("Reading barcode(s) from image {0}", Path.GetFullPath(ImageFile)); Reader reader = new Reader(); reader.RegistrationName = "demo"; reader.RegistrationKey = "demo"; // Set barcode type to find reader.BarcodeTypesToFind.QRCode = true; /* ----------------------------------------------------------------------- NOTE: We can read barcodes from specific page to increase performance. For sample please refer to "Decoding barcodes from PDF by pages" program. ----------------------------------------------------------------------- */ // Read barcodes FoundBarcode[] barcodes = reader.ReadFrom(ImageFile); foreach (FoundBarcode barcode in barcodes) { Console.WriteLine("Found barcode with type '{0}' and value '{1}'", barcode.Type, barcode.Value); } // Cleanup reader.Dispose(); Console.WriteLine("Press any key to exit.."); Console.ReadKey(); } } }

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