According to one embodiment, a video processing apparatus includes a viewer detector that performs face recognition using a video photographed by a camera and acquires position information of a viewer, a correction amount calculator that calculates a correction amount for compensating for an error of the position information involved in deviation of an attaching position of the camera, a position information corrector that corrects the position information using the correction amount calculated by the correction amount calculator, a viewing area information calculator that calculates, using the position information corrected by the position information corrector, a control parameter for setting a viewing area in which the viewer is set, and a viewing area controller that controls the viewing area according to the control parameter.