A method for processing video is disclosed. The method comprises associating a plurality of audio zones with the video; associating a region of interest (ROI) for each of a plurality of client devices to which the video is currently being streamed; for each client device generating custom video comprising a modified video channel associated with the video being streamed to that client, wherein the modified audio channel comprises an enhanced audio for at least one audio zone indicated by the region of interest (ROI) for said client device.