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Iron Barcode Library for C# .NET Iron Barcode Library for C# .NET
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  • Free NuGet Download Total downloads: 466,041
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IronBarcode
Code Examples
  1. IronBarcode
  2. Code Examples
  3. Supported Barcode Formats
IronBarcode
Free for development from NuGet

Install with NuGet nuget.org/packages/BarCode

PM > Install-Package BarCode

Explore the Docs

  • Get Started
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  • Code Examples
    • Reading Barcodes in C# / .NET
    • C# Barcode Image Generator
    • C# QR Code Generator
    • Compatibility
      • License Keys
      • Setup on macOS
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      • Using IronBarcode with Blazor
      • Read Barcodes in .NET MAUI
    • Using IronBarcode
      • Read Barcode from Image
      • Read Barcode from PDF
      • Create Barcode as Image
    • Troubleshooting Guides
      • Apply a license key in IronBarcode
      • Support Barcode Formats
      • Barcode not Recognized
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      • Engineering Request​ - IronBarcode
      • GS1-128
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      • IronBarcode - Alternative to System.Drawing.Common
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Barcode Quickstart
Read Barcode Read Barcodes Asyncronously Set Barcode Reader Options Imperfect Barcodes and Image Correction Set PDF Barcode Reader Options
Create Barcode Create QR Code Save Barcode Style Barcode Style QR Code

Set Barcode Reader Options

using IronBarCode;

BarcodeReaderOptions myOptionsExample = new BarcodeReaderOptions()
{

    // Choose a speed from: Faster, Balanced, Detailed, ExtremeDetail
    // There is a tradeoff in performance as more Detail is set
    Speed = ReadingSpeed.Balanced,

    // Reader will stop scanning once a barcode is found, unless set to true
    ExpectMultipleBarcodes = true,

    // By default, all barcode formats are scanned for.
    // Specifying one or more, performance will increase.
    ExpectBarcodeTypes = BarcodeEncoding.AllOneDimensional,

    // Utilizes multiple threads to reads barcodes from multiple images in parallel.
    Multithreaded = true,

    // Maximum threads for parallel. Default is 4
    MaxParallelThreads = 2,

    // The area of each image frame in which to scan for barcodes.
    // Will improve perfornace significantly and avoid unwanted results and avoid noisy parts of the image.
    CropArea = new System.Drawing.Rectangle(),

    // Special Setting for Code39 Barcodes.
    // If a Code39 barcode is detected. Try to use extended mode for the full ASCII Character Set
    UseCode39ExtendedMode = true
};

// And, apply:
var results = BarcodeReader.Read("barcode.png", myOptionsExample);
Imports IronBarCode

Private myOptionsExample As New BarcodeReaderOptions() With {
	.Speed = ReadingSpeed.Balanced,
	.ExpectMultipleBarcodes = True,
	.ExpectBarcodeTypes = BarcodeEncoding.AllOneDimensional,
	.Multithreaded = True,
	.MaxParallelThreads = 2,
	.CropArea = New System.Drawing.Rectangle(),
	.UseCode39ExtendedMode = True
}

' And, apply:
Private results = BarcodeReader.Read("barcode.png", myOptionsExample)
Install-Package BarCode

Set Barcode Reader Options

Related Docs Links

Ready to get started? Version: 2023.3 just released

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C# NuGet Library for PDF
Install with NuGet
Version: 2023.3
Install-Package BarCode
nuget.org/packages/BarCode/
  1. In Solution Explorer, right-click References, Manage NuGet Packages
  2. Select Browse and search "IronBarCode"
  3. Select the package and install
C# PDF DLL
Download DLL
Version: 2023.3
Download Now
Manually install into your project
  1. Download and unzip IronBarCode to a location such as ~/Libs within your Solution directory
  2. In Visual Studio Solution Explorer, right click References. Select Browse, "IronBarCode.dll"
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Want to deploy IronBarcode to a live project for FREE?
Not ready to buy?

Want to deploy IronBarcode to a live project for FREE?

What’s included?
30 days of fully-functional product
Test and share in a live environment
No restrictions in production
Get your free 30-day Trial Key instantly.
Thank you.
If you'd like to speak to our licensing team:
Schedule a call
Have a question? Get in touch with our development team.
No credit card or account creation required
Your Trial License Key has been emailed to you.
Not ready to buy?
Download IronBarcode free to apply
your Trial Licenses Key
Thank you.
If you'd like to speak to our licensing team:
Install with NuGet View Licenses
Schedule a call
Licenses from $749. Have a question? Get in touch.
Have a question? Get in touch with our development team.
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IronBarcode for .NET

When you need to read, write, and style, QR & Barcodes, fast.

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When you need your PDF to look like HTML, fast.

Tesseract 5 OCR in the languages you need, We support 127+.

When you need to read, write, and style, QR & Barcodes, fast.

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The power you need to scrape & output clean, structured data.

The complete .NET Suite for your office.

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