When you begin to apply masks to reveal and hide parts of a layer, you’ll realize the economy of global image processing. That’s because few processes are equally good on all scales, colors, and ...

I have now covered enough material in past articles that we can combine several simple techniques to powerfully process data. In this column, we will take what we learned about creating object masks ...

It’s fairly easy to blend two images in GIMP. All you have to do is: Open the two Images in GIMP. Blend the images using layer opacity/blend mode/layer mask. Export the resultant image as JPEG/PNG.

Multiple layers and a snug fit are essential to making sure your mask is effective at protecting you and others. "This is not something to wait on, we should be getting higher quality masks, people ...