If your "16 video" setup refers to the common or 9:16 aspect ratios:
To work with Xvid videos, you typically don't need to "install" the codec itself if you're using modern operating systems or media players, as many support Xvid out of the box. However, if you're looking to ensure compatibility or need to encode/decode Xvid videos, here are some steps:
Because 8 is too small for a large estate, and 32 is overkill for all but the most extreme setups. Sixteen represents the sweet spot where perfect control meets overwhelming capability.
sudo apt update sudo apt install libxv1