1. A system, comprising: at least one video camera to capture warped panoramic video images of a scene and to produce a video stream; and a digital processor to receive and process said video stream, said digital processor comprising: a first processing module to unwrap said warped panoramic video images to produce rectilinear video images of the scene, wherein said first processing module provides pan, tilt, and zoom adjustments to allow for customized viewing of the scene, and a second processing module to detect and track a person's head in the rectilinear video images and to extract video images in the person's view from the rectilinear video images.