RT @nixcraft
Want to make a slideshow from a couple of images on your Linux, macOS or Unix system? Try:

ffmpeg -y -r 1/3 -framerate 1 -i %1d.jpg -c:v libx264 -vf fps=5 -pix_fmt yuv420p out.mp4

All cat images credit goes to https://www.instagram.com/p/CTiPTI6p9Kv/