1. A method for browsing a summary still image, the method comprising: tracking at least one object included in an input video image comprising a plurality of image frames, by controlling an image processing engine; selecting a representative image frame of each of the at least one object from the image frames, by controlling the image processing engine; and generating at least one summary still image comprising at least one object segment extracted from the representative image frame of each of the at least one object, by controlling a browsing engine.