1. An apparatus for photographing an image using a digital camera, comprising: an image sensor for capturing an image of a subject; a first image signal processor for processing at least one captured image as a sequent image in order to display the captured image as a preview image on a display window and detecting a face area from the captured image; a buffer for storing the image including at least one detected face area; a capture button for capturing a still image during outputting the sequent image as the preview image on the display window; a second image signal processor for processing the captured still image in response to the capture button; a controller for controlling to store the captured still image and information related on the face area detected from the first image signal processor prior to the activation of the capture button; and a memory for storing the processed still image together with the information related on the detected face area.