Image process apparatus and method for processing three-dimensional image zoom

Disclosed are an apparatus and a method to image process for zooming some areas in a three-dimensional image. The image processing apparatus comprises: a mode selection unit to select a zoom mode among a 2D zoom mode, a 3D zoom mode, and an intermediate dimension zoom mode between the 2D zoom mode and the 3D zoom mode to be applied to a zoom area of a color image and depth image; and a scaling unit to scale the zoom area using the selected zoom mode, and a zoom factor indicating zooming or zooming out of the zoom area.