When an instruction to record an image is provided while a live view is being
displayed, the image shot immediately before the provision of the instruction is
displayed while a half mirror is moving to retract from the optical path, and the
image to be recorded shot immediately therebefore is displayed while the half mirror
is moving to advance onto the optical path. To indicate that shooting, preparations
and recording of the image to be recorded are in progress, the brightness of the
displayed image is gradually changed.