adobe photoshop - How to do line optical illusion art effects

I was wondering how I can do this type of optical illusion. Is it done manually or is there a quicker way to do it. Thanks ahead of time.

Twisted Black White Hypnotic Optical Illusion Loop, Backgrounds Motion Graphics ft. abstract & black - Envato Elements

How Do Optical Visual Illusions Work? - HubPages

Optical Illusion Stock Footage ~ Royalty Free Stock Videos

How To Create An Optical Illusion - Video Tutorial

Hidden Photo Optical Illusion : 4 Steps - Instructables

3D Line Drawings

410 Art Tutorials : Photoshop ideas photoshop, photoshop tutorial, art tutorials

Create an Optical Illusion in Photoshop - TipSquirrel

OPTICAL ART CUBES - BEE CREATIVE WITH SEIJAS

How to Make Op Art in Illustrator — Medialoot