A wide angle lens will tend to make things close to the camera look proportionately larger, and to elongate apparent distance from the camera.
A telephoto lens does the opposite thing: photographers often use a slight telephoto lense for portraits, to make the nose look shorter (or at least not longer).
Lenses? No. Angles, probably. Video editing, definitely.
There's an old adage that says: "Don't believe everything you see in the movies".
I rather doubt that low budget adult film makers will take the time or spend the money on high tech tricks.
A wide angle lens will tend to make things close to the camera look proportionately larger, and to elongate apparent distance from the camera.
A telephoto lens does the opposite thing: photographers often use a slight telephoto lense for portraits, to make the nose look shorter (or at least not longer).
if you notice in porno's their penis' look enlarged