1. A method comprising: evaluating a first still image included in a still image file and a second still image extracted from a moving image included in a moving image file as layout targets on a template; specifying a still image of the layout target on the template out of the first still image and the second still image in accordance with the evaluation; and laying out the specified still image of the layout target on the template, wherein in the evaluating, evaluation values are calculated using a common evaluation criterion for the first still image and the second still image, and at least one of the evaluation value calculated for the first still image and the evaluation value calculated for the second still image is modified such that a possibility that the second still image is specified as the layout target on the template becomes high.