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Generate QR Labels with C++

Create QR Code, GS1 QR Code in C++ using server-side Aspose.BarCode for C++ API.

How to Generate QR Code Using C++

To generate QR Code, install Aspose.BarCode for C++ API, a robust and easy-to-use barcode library with rich functionality for C++ platforms. Download the latest version directly from the NuGet package manager: search for Aspose.BarCode.Cpp and then install the package. Alternatively, open the Package Manager console and run the following command:

Command  PM> Install-Package Aspose.BarCode.Cpp

Steps to Generate QR Code in C++

Aspose.BarCode makes it easy for developers to create QR Code images with few lines of code.

Create an object of BarcodeGenerator class
Pass QR Code, GS1 QR Code as a parameter
Insert input text to encode as the second parameter
Define image dimensions if required
Call the BarcodeGenerator.Save method to download the QR Code, GS1 QR Code barcode

System Requirements

Aspose barcode APIs are supported by all major platforms and operating systems. Before executing the code sample below, please check that you have the following prerequisites enabled in your system.

Microsoft Windows, Linux or any OS compatible with C++ Runtime Environment for Windows 32-bit, Windows 64-bit, or Linux 64-bit.
Aspose.BarCode for C++ DLL referenced in your project

Show codetext

Code to be executed - C++


// Initialize a BarcodeGenerator class object and Set CodeText & Symbology Type
System::SharedPtr<BarcodeGenerator> generator = [&]
{
    auto tmp_0 = System::MakeObject<BarcodeGenerator>(EncodeTypes::QR, u"");
    // Set parameters
    tmp_0->get_Parameters()->get_Barcode()->get_XDimension()->set_Millimeters(2);
    tmp_0->get_Parameters()->get_Barcode()->get_CodeTextParameters()->set_Location(Aspose::BarCode::CodeLocation::Below);
    return tmp_0;
}();

// Generate image
System::SharedPtr<System::Drawing::Bitmap> lBmp = generator->GenerateBarCodeImage();