Basic C++ library to read, write and use image orientation files. Supported formats:

• IGN/MATIS .ori.xml
• IGN/iTowns .json

Available models

• conic model with or without polynomial distortion
• spheric model

• TinyXML (.ori.xml support)
• JSON (iTowns .json support) : sudo apt-get install libjsoncpp-dev
• PBRT and OpenCV (raytracing module)