1. A method of controlling an image processing apparatus that comprises a mounting unit for mounting a circular storage medium and that outputs data to a printing apparatus to print an image on the circular storage medium, the control method comprising: extracting still images included in at least two scenes among a plurality of detected scenes, said scenes being included in moving image data stored in the storage medium mounted on the mounting unit; and outputting data corresponding to images including the still images extracted in the extracting to the printing apparatus, wherein images corresponding to the data output in the outputting include the plurality of still images extracted in the extracting with areas corresponding to time periods of the scenes corresponding to the still images.