ByteScout Barcode Reader SDK – VB.NET – Read Barcodes From PDF

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ByteScout Barcode Reader SDK – VB.NET – Read Barcodes From PDF

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ByteScout-BarCode-Reader-SDK-VB-NET-Read-Barcodes-From-PDF.pdf

How to read barcodes from PDF in VB.NET and ByteScout BarCode Reader SDK

How to read barcodes from PDF in VB.NET

The sample source codes on this page shows how to read barcodes from PDF in VB.NET. ByteScout BarCode Reader SDK is the SDK for barcode decoding. Can read all popular types from Code 128, GS1, UPC and Code 39 to QR Code, Datamatrix, PDF417. Images, pdf, TIF images and live web camera are supported as input. Designed to handle documents with noise and defects. Includes optional splitter and merger for pdf and tiff based on barcodes. Batch mode is optimized for high performance with multiple threads. Decoded values can be exported to XML, JSON, CSV or into custom data format. It can read barcodes from PDF in VB.NET.

Fast application programming interfaces of ByteScout BarCode Reader SDK for VB.NET plus the instruction and the code below will help you quickly learn how to read barcodes from PDF. Just copy and paste the code into your VB.NET application’s code and follow the instruction. Code testing will allow the function to be tested and work properly with your data.

Trial version of ByteScout BarCode Reader SDK can be downloaded for free from our website. It also includes source code samples for VB.NET and other programming languages.

On-demand (REST Web API) version:
Web API (on-demand version)

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60 Day Free Trial (on-premise)

Program.vb

      Imports Bytescout.BarCodeReader

Class Program
	Friend Shared Sub Main(args As String())

        Dim reader As New Reader()
        reader.RegistrationName = "demo"
        reader.RegistrationKey = "demo"

        ' Limit search to 1-dimensional barcodes only (exclude 2D barcodes to speed up the processing).
        ' Change to barcodeReader.BarcodeTypesToFind.SetAll() to scan for all supported 1D and 2D barcode types
        ' or select specific type, e.g. barcodeReader.BarcodeTypesToFind.PDF417 = True
        reader.BarcodeTypesToFind.All1D = True

        Console.WriteLine("Reading barcodes from PDF document...")

        ' -----------------------------------------------------------------------
        ' NOTE: We can read barcodes from specific page to increase performance .
        ' For sample please refer to "Decoding barcodes from PDF by pages" program.
        ' ----------------------------------------------------------------------- 

        Dim barcodes As FoundBarcode() = reader.ReadFrom("example.pdf")

        For Each barcode As FoundBarcode In barcodes
            Console.WriteLine("Found barcode with type '{0}' and value '{1}' at page {2} at {3}", barcode.Type, barcode.Value, barcode.Page, barcode.Rect.ToString())
        Next

        ' Cleanup
        reader.Dispose()

        Console.WriteLine()
        Console.WriteLine("Press any key to continue.")
        Console.ReadKey()
	End Sub
End Class