1. An image processing apparatus comprising: at least one processor configured to: recognize an operation signal of at least one of head tracking of a user and eye tracking of the user representing a gaze point of the user; identify a first image as a focused image and a second image as a non-focused image in response to an event when a movement of the gaze point indicates moving-over the first image, the moving-over of the gaze point being performed before selecting the first image as the identified focused image, the second image being an image other than the first image; draw the identified focused image and the identified non-focused image using an adjustment of a left eye image and a right eye image, the drawn focused image comprising a higher stereoscopic effect than that of the drawn non-focused image; and send a display signal of the drawn focused image and the drawn non-focused image to an image display unit.