1. A moving image generation apparatus comprising: an image display unit configured to display an image; a partial image specification unit configured to specify partial images of a predetermined range corresponding to points in the image displayed on the image display unit; a partial image cutout unit configured to cut out a plurality of partial images from between two arbitrary partial images included in the partial images specified by the partial image specification unit; and a moving image generation unit configured to generate a moving image based on the partial images specified by the partial image specification unit and the partial images cut out by the partial image cutout unit.