1. A method for using a capture device to capture at least two video signals corresponding to a scene, comprising: a) providing a two-dimensional image sensor having a plurality of pixels; b) reading a first group of pixels from the image sensor at a first frame rate to produce a first video signal of the image scene; c) reading a second group of pixels from the image sensor at a second frame rate to produce a second video signal; and d) using at least one of the video signals for adjusting one or more of the capture device parameters.