3d Model Picture. It s very much similar to bas relief one of the ancient sculpting method that involves carving out the voids of a picture from a flat surface leaving behind the artwork that seems to be raised above a solid background. A 3d model is just that a model with three dimensions.
Smoothie 3d is a free online platform used in the creation of 3d models from a single picture. A picture is a 2d file meaning that you will only be able to play with two axes to use it in your 3d model. A photograph might have a height and a width but it lacks depth.
Unfortunately this software won t be of much help if you need asymmetrical models with plenty of details.
A 3d model is just that a model with three dimensions. We call the process of turning a series of images into a 3d model photogammetry. It is inherently unrealistic. The extrude tool will help you to create a third axis to create new geometry from a selected component.