How to apply watermark on image?

Question

In web development, applying watermark on the image while uploading to the server.

Answer 1

I think it‘s impossible, but you could try to add a watermark over the image you want ton watermark and set it‘s opacity to like 0.4 or something💫

Answer 2

You can apply watermark by using image editing software, like Photoshop and upload it.

Answer 3

https://code.sololearn.com/WHXUtZKe38PQ/?ref=app

Answer 4

Using third party softwares is not a best solution for this while handling thousands of images.
We can achieve the result using server side script. Finally I got it from php manual.
https://www.php.net/manual/en/image.examples-watermark.php