Layer masking is a feature that allows you to modify a layer and its content using a mask. With layer masking, you can control what areas of a layer are visible, and which are hidden, without permanently modifying the contents of that layer. A layer mask can be used to mask out (hide) part of a layer or to reveal (show) part of a layer that is hidden under another layer.

Alpha channel masking is a technique that allows you to separate the foreground from the background of your images and apply a different effect to each of them. The technique is very useful when you want to add a logo to a photo or any other element, but the background of the image doesn’t allow you to do that easily.

Transparent object Masking is a part of Transparent object Masking. It is a technique used to isolate transparent objects like glass, bottles, jars, pure water, lenses etc. from the background of an image and use it in a compatible background. The transparent object is perfectly isolated from the rest of the image and the image color is retained.

Object Masking is a way of cutting out a portion of an image from the background. This technique is mainly done in the image editing software like Photoshop. In this technique, a portion of the image that is needed is selected with the help of the quick selection tool and then removed by applying masking using the layer mask. Object masking is very much useful for removing deformations of images.

Color masking is a technique that is used to edit image by cutting it across the edge or outline instead of 1 or 2 pixels inside. Usually, the designers later apply various effects like color & exposure correction, retouching, etc. By applying the advanced color masking techniques, designers can make the images more appealing and eye-catching. They can also make the images more realistic and natural.