TRANSMISSION CONTROLLER, RECEPTION CONTROLLER, TRANSMISSION CONTROL METHOD, RECEPTION CONTROL METHOD AND TRANSMISSION CONTROL PROGRAM

摘要

A transmission control device generates, based on a content stream acquired from an external source, auxiliary information necessary for at least one of recording and playback of a content in the content stream and transmits a transmission target stream to an external device. The transmission target stream includes a first stream portion based on the content stream and a second stream portion based on the generated auxiliary information.