A display apparatus comprising: a receiver a display; and a processor configured to: control the receiver to receive a plurality of image segments of a content; generate a content image mapped to a three dimensional object based on the plurality of image segments received via the receiver; control the display to display a first image corresponding to a first viewpoint of the generated content image; control the display to display, while the first image is displayed, information about a display quality of a second image adjacent the first image, the second image being an image corresponding to at least one second viewpoint adjacent to the first viewpoint, the display quality being based on reception states of the adjacent image segment which comprises the second image; and in response to receiving from the user a viewpoint moving command for moving the viewpoint in a direction toward the adjacent image segment, control the display to display the second image corresponding to the second viewpoint, wherein the display quality comprises at least one of a speed in which an image segment corresponding to the second viewpoint is received, an extent to which the image segment corresponding to the second viewpoint has been received, a playable time of the image segment corresponding to the second viewpoint, and a resolution of the image segment corresponding to the second viewpoint. a receiver a display; and a processor configured to: control the receiver to receive a plurality of image segments of a content; generate a content image mapped to a three dimensional object based on the plurality of image segments received via the receiver; control the display to display a first image corresponding to a first viewpoint of the generated content image; control the display to display, while the first image is displayed, information about a display quality of a second image adjacent the first image, the second image being an image corresponding to at least one second viewpoint adjacent to the first viewpoint, the display quality being based on reception states of the adjacent image segment which comprises the second image; and in response to receiving from the user a viewpoint moving command for moving the viewpoint in a direction toward the adjacent image segment, control the display to display the second image corresponding to the second viewpoint, wherein the display quality comprises at least one of a speed in which an image segment corresponding to the second viewpoint is received, an extent to which the image segment corresponding to the second viewpoint has been received, a playable time of the image segment corresponding to the second viewpoint, and a resolution of the image segment corresponding to the second viewpoint. control the receiver to receive a plurality of image segments of a content; generate a content image mapped to a three dimensional object based on the plurality of image segments received via the receiver; control the display to display a first image corresponding to a first viewpoint of the generated content image; control the display to display, while the first image is displayed, information about a display quality of a second image adjacent the first image, the second image being an image corresponding to at least one second viewpoint adjacent to the first viewpoint, the display quality being based on reception states of the adjacent image segment which comprises the second image; and in response to receiving from the user a viewpoint moving command for moving the viewpoint in a direction toward the adjacent image segment, control the display to display the second image corresponding to the second viewpoint, wherein the display quality comprises at least one of a speed in which an image segment corresponding to the second viewpoint is received, an extent to which the image segment corresponding to the second viewpoint has been received, a playable time of the image segment corresponding to the second viewpoint, and a resolution of the image segment corresponding to the second viewpoint.