Digital image processing apparatus is provided with a monitor for displaying an image, a moving picture reader for reading moving picture data, a memory for storing still image data obtained from the moving picture data, a display controller for displaying on the monitor a specified number of still image frames of the still image data, an image designator for allowing an operator to designate a still image frame for print among the specified number of still image frames, and an image outputter for outputting still image data corresponding to the designated still image frame as print data. The apparatus is further provided with an image converter for converting compressed moving picture data into still image data having a number of still image frames. Designation of a desired still image from moving picture data can be user-friendly performed.