Abstract: A display apparatus is disclosed. That is, a display apparatus from among a plurality of display apparatuses included in a video wall includes an image input image configured to receive an interlace image, a de-interlacer configured to de-interlace the input interlace image to generate an interpolation image, an image processor configured to separately rotate the interlace image and the interpolation image by a predetermined angle to generate a rotated progressive image, and an output configured to output on a screen an image of at least a portion of the rotated progressive image, which corresponds to the screen of the display apparatus.

Abstract: A display apparatus and a method for controlling a display apparatus thereof are provided. The method of controlling a display apparatus includes displaying a first image on a display screen, in response to a command to generate a menu, generating a menu including one or more items for changing an image setting and displaying the menu on the display screen, and in response to one of the one or more items included in the menu being selected, displaying a plurality of images which are generated by applying different image setting values to the first image on a plurality of areas of the display screen. Accordingly, a user may check the change of the display screen due the change of an image setting intuitively.