1. A multi-camera control method of controlling a main camera and at least one sub-camera, the main camera being configured to capture a moving object of interest and the sub-camera being configured to capture the object of interest at a different viewpoint from that of the main camera, the multi-camera control method comprising: extracting the object of interest from a first image generated by the main camera; controlling a capturing scheme of the main camera based on a change in a location and a size of the extracted object of interest; projecting the object of interest onto a second image generated by the sub-camera; and controlling a capturing scheme of the sub-camera based on a change in a location and a size of the projected object of interest.