Building C/C++ Barcode Reader with CMake

SDK Version

v9.2

SDK Activation

Apply for a 30-day free trial license.

Supported Platforms

• Windows x64
• Linux x64/ARM64
• macOS x64
• Raspberry Pi ARMv7

Setting License

Set the license key in BarcodeReader.cxx:

DBR_InitLicense(license, errorMsgBuffer, 512);

Windows

1. Create a build folder:

   mkdir build
   cd build
   

2. Configure and build the project:

   // x86
   cmake -DCMAKE_GENERATOR_PLATFORM=x86 ..
   
   // x64
   cmake -DCMAKE_GENERATOR_PLATFORM=x64 ..
   
   cmake --build . --config release
   cmake --install .

   For MinGW:

   cmake -G "MinGW Makefiles" ..

3. Run the app:

   .\Release\BarcodeReader.exe [image-file] [optional: license-file] [optional: template-file]
   

Linux and Raspberry Pi OS

1. Install CMake:

   sudo apt-get install cmake

2. Create a build folder:

   mkdir build
   cd build
   

3. Configure and build the project:

   cmake ..
   # cmake -DARM32_BUILD=TRUE ..
   cmake --build . --config release 
   cmake --install .

4. Run the app:

   ./BarcodeReader [image-file] [optional: license-file] [optional: template-file]
   

macOS

1. Install CMake:

   brew install cmake

2. Create a build folder:

   mkdir build
   cd build
   

3. Configure and build the project:

   cmake ..
   cmake --build . --config release 
   cmake --install .

4. Run the app:

   ./BarcodeReader [image-file] [optional: license-file] [optional: template-file]
   

Screenshot

Reference

• https://cmake.org/cmake/help/latest/guide/tutorial/index.html
• https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/Useful-Variables
• https://stackoverflow.com/questions/10671916/how-to-copy-dll-files-into-the-same-folder-as-the-executable-using-cmake
• https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/RPATH-handling

Blog

• CMake: Build C++ Project for Windows, Linux and macOS
• My First C/C++ App Built with CMake on Windows