A method of setting a plurality of depth values of a plurality of objects in a scene. The method comprises providing an image dataset depicting a scene comprising a plurality of objects having a plurality of depth values with a plurality of depth differences thereamong, selecting a depth range, simultaneously adjusting the plurality of depth values while maintaining the plurality of depth differences, the adjusting being limited by the depth range, and instructing the generation of an output image depicting the scene so that the plurality of objects having the plurality of adjusted depth values.