An image processing apparatus and a method thereof for animation background image are provided to make a two-dimensional image to a background image without a complex operation process and estimate the size of the object easily. A vanishing point and icon of an image are analyzed by using an analysis module(110) by using database(140). A mesh mapping module(120) maps the image based on the analysis. An icon mapping module(130) maps the image and the icon based on the analysis. The mesh includes a plurality of horizontal lines and a plurality of perspective lines.