How to flip an image in Yii2?

Question

Yii

How to make it possible to flip the preview of the image.
https://www.youtube.com/watch?v=8ikb0dz0vDw

Answer 1

See where you need it. If on the client, then using css methods
. If it is necessary that an inverted picture be on the server, then yii has the Imagine library there are methods. e.g. ->flipVertically()
Also natively with php

Answer 2

Good evening.
I think that jquery and css will help you.
Example