This is a paid asset, but now you can download Slideshow Effects 2D for FREE, but please remember this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Detail this asset from Unity Store: Original Link
Slideshow Effects 2D v1.2
Dynamic materials for making animation effects on your slideshows and game UI. For Camera, UI, and 3D/2D game object.
Features:
Wheel Effects:
Creates a texture slide transitions. Translate one texture A to texture B with a wheel effect .
Color-Run:
Add a color changing light on the main texture or camera view.
Halftone Mask
Texture slide transitions with a halftone effect.There are two types of halftone effects, moving a halftone mask and points popup in grids.
Popup and Rotate:
Make a texture zoomed and rotate.
Texture Mask:
Texture slide transitions with a mask texture, use alpha channel or grayscale.
Grids:
Translate a texture in gridsl.
Triangular Billboard
Analog a shutter or triangular billboard (Trivision).
Bar Swipe:
Erase or swipe texture in bar or lines.
Texture Offset:
Offset the texture make an infinite cyclic background.
Sketch:
Add a sketch texture to the main texture, with the grayscale or color as mask.
Pixelated:
Basic effects to make a texture Pixelated.
Paint:
As an oil paint filter, draw textures in oil paint style.
Also include AnimationEffectHelper and SlideshowHelper to make a slideshow with many pictures.