An imaging apparatus comprising: an imaging sensor (101, 102) configured to photoelectrically convert an image of a photographic subject formed by an imaging optical system and output image data; a display device (10, 117, 104-9) configured to display a live view image based on the image data; a filtering processor configured to filter a high-frequency component from brightness data of the image data, and output edge signal data; a binarization processor configured to binarize the edge signal data by use of a predetermined threshold value; and a combining processor configured to combine the binarized edge signal data, and the brightness data and color difference data of the image data, characterized by further comprising: a display controller configured to control a display of a live view image to be performed either in a display format based on the binarized edge signal data without the brightness data and color difference data of the image data, thereby to display only an outline in which the photographic subject is in focus, or in a display format based on the combined image data, in accordance with information obtained from a shooting condition and the image data; and a focus lens position detector configured to detect a position of a focus lens of the imaging optical system, wherein the information obtained from a shooting condition comprises a position of the focus lens of the imaging optical system detected by the focus lens position detector. an imaging sensor (101, 102) configured to photoelectrically convert an image of a photographic subject formed by an imaging optical system and output image data; a display device (10, 117, 104-9) configured to display a live view image based on the image data; a filtering processor configured to filter a high-frequency component from brightness data of the image data, and output edge signal data; a binarization processor configured to binarize the edge signal data by use of a predetermined threshold value; and a combining processor configured to combine the binarized edge signal data, and the brightness data and color difference data of the image data, characterized by further comprising: a display controller configured to control a display of a live view image to be performed either in a display format based on the binarized edge signal data without the brightness data and color difference data of the image data, thereby to display only an outline in which the photographic subject is in focus, or in a display format based on the combined image data, in accordance with information obtained from a shooting condition and the image data; and a focus lens position detector configured to detect a position of a focus lens of the imaging optical system, wherein the information obtained from a shooting condition comprises a position of the focus lens of the imaging optical system detected by the focus lens position detector. a display controller configured to control a display of a live view image to be performed either in a display format based on the binarized edge signal data without the brightness data and color difference data of the image data, thereby to display only an outline in which the photographic subject is in focus, or in a display format based on the combined image data, in accordance with information obtained from a shooting condition and the image data; and a focus lens position detector configured to detect a position of a focus lens of the imaging optical system, wherein the information obtained from a shooting condition comprises a position of the focus lens of the imaging optical system detected by the focus lens position detector.