Go to https://cmake.org/download/ and download cmake
Go to https://www.ffmpeg.org/download.html and download ffmpeg
Make sure your ffmpeg download has the folders lib and include to use ffmpeg's libraries (I recommend ffmpeg-7.1.1-full_build-shared.7z from gyan.dev)
Add C:\path\to\ffmpeg\bin to Path environment variable
git clone https://github.com/GeoJ2003/Audio-Randomizer.git
cd cpp
cmake -S .-B build
cmake --build build
build/Audio-Randomizer.exe"C:\path\to\video.mp3"<interval (This is optional and the default is 1s)>The output .mp4 is in the cpp directory