Method and apparatus for compositing image

The invention wherein the plurality in accordance with the degree of importance calculating a priority for a plurality of input images, respectively, and the calculated according to that, the selection criteria, the image processing apparatus, to a method and apparatus for combining combining a plurality of images into one image and selects at least two important image in the input image, the important and determine a region of interest in the image, respectively, placing the region of interest on a canvas, and the arrangement of the important images in a position corresponding to the place of interest and combining the arrayed important image into one image.