1. A digital camera for reproducing a moving image of a predetermined length having a plurality of frame images, the digital camera comprising: a moving image processing device that extracts individual frame images as index images from the moving image at a regular interval; a first display device that displays the index images in a divided display area, the first display device changing a number by which to divide the display area in accordance with a total number of the index images extracted from the moving image of a predetermined length, wherein if said total number of index images extracted from the moving image of a predetermined length exceeds a maximum, said regular interval is elongated such that said total number of index images extracted from the moving image of a predetermined length is equal to or less than said maximum; and a controller that starts reproduction of the moving image from the scene corresponding to a selected index image.