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opentrackio-cpp

opentrackio-cpp is a small library with the intention to help handle parsing the JSON payloads sent via the SMPTE OpenTrackIO protocol.

This library makes extensive use of the well established C++ nlohmann JSON library in order to take the Raw Text or CBOR representation of an OpenTrackIO payload and convert it into something more structured for use within your C++ code.

Usage:

Conan:

If your project uses Conan2 you can fetch this as a dependency from Conan Center.

Follow the instructions on the page to add this as a dependency to your project.

CMake:

If your project is already using Cmake you can download a build for the desired platform from the Releases Page import the library into your project via find_package. Simply then add the {buildDir}/lib/{platform}/cmake path to either your CMAKE_PREFIX_PATH or in your CMakeLists.txt set opentrackio-cpp_DIR to that same path.

Alternatively one could do a system-wide build of the project to install the library to the standard CMake library paths where find_package can be used without any additional setup.

Build Instructions

Requirements:

  • A C++20 compiler (Project has been tested with MSVC on Windows and G++ on Linux).
  • Cmake >=3.20

Note:

Both Windows and Linux build scripts write to the same ./install folder but their Cmake configs and targets are separated by OS. This means that you can run both scripts to have builds for both systems in the same artefact if you plan on targeting both Windows and Linux with your project.

Windows:

Run the build.bat script in order to build both Debug and Release version of the library into the ./install folder. The artefact in the ./install can then be imported into your own project via Cmake's find_package feature.

Linux:

Run the build.sh script in order to build both Debug and Release version of the library into the ./install folder. The artefact in the ./install can then be imported into your own project via Cmake's find_package feature.

System-wide:

Run the install.bat/sh (depending on OS) to install the library to the system itself. This allows you to just use find_package without needing to set opentrackio-cpp_DIR in your Cmake or adding the path to the library to your CMAKE_PREFIX_PATH.

Licence

The MIT License (MIT)

Copyright (c) 2024 Mo-Sys Engineering Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.


The library uses the JSON library from Niels Lohmann which is licensed under the MIT License (see above). Copyright 2013-2022