FIELD: physics; computer engineering.
SUBSTANCE: recording medium has a navigation region in which at least one navigation file is stored. The navigation file contains a group of navigation instructions. The group of navigation instructions contains a navigation instruction for managing playback of supplementary content data with the aim of their playback with main data recorded on the recording medium. The group of instructions indicates the playlist to be played. The playlist contains playback information related to supplementary content data.
EFFECT: design of an efficient device for recording and playing back with improved navigation.
37 cl, 6 dwg
