1. A method of controlling a digital photographing apparatus, the method comprising: when a plurality of images are captured from an image pickup device during a predetermined period of time to generate a panoramic image, capturing at least one image from among the plurality of images by reading, from the image pickup device, image data corresponding to a predetermined region of a preview image displayed on the digital photographing apparatus, wherein a first number of the plurality of images is greater than a second number of images captured by reading, from the image pickup device, second image data corresponding to an entire region of the preview image during the predetermined period of time.