Based on an included paper - "Displaying 3D Images: Algorithms for Single Image Random Dot Stereograms" by Harold W. Thimbleby, Stuart Inglis, and Ian H. Witten.
Image below contains example of SIRDS image generated by this application. Try to focus your vision slightly behind the screen, and you'll see three-dimensional "Hello, world!".
Depth map used for this example.
Type ./stereogram --help to access help.
Requires: Conan, CMake and C++14 conformant compiler. Tested on WSL Ubuntu 18.04.
mkdir build && cd buildconan install .. --build missingcmake ..cmake --build .