OPTICAL DISC STORING BOTH VIDEO TITLES PROVIDED WITH AV FUNCTIONS AND VIDEO TITLES WITH NO SUCH FUNCTIONS WHICH CAN INSTANTLY DISTINGUISH BETWEEN SUCH KINDS OF TITLES, AND A REPRODUCTION APPARATUS ANDREPRODUCTION METHOD FOR SUCH DISC

摘要

A MULTIMEDIA OPTICAL DISC ON WHICH A VARIETY OF TYPES OF VIDEO TITLES ARE RECORDED AND WHICH ENABLES A REPRODUCTION APPARATUS TO INSTANTLY DISTINGUISH WHETHER EMULATED AV FUNCTIONS MAY BE PERFORMED FOR ANY OF THE TITLES. THE MULTIMEDIA OPTICAL DISC INCLUDES A MANAGER AREA WHICH STORES PLAYBACK TYPE INFORMATION CORRESPONDING TO THE MANAGEMENT INFORMATION FOR EACH VIDEO TITLE, WITH THE PLAYBACK TYPE INFORMATION INCLUDING A FIRST FLAG SHOWING WHETHER THE PRESENT VIDEO TITLE IS EXPRESSED USING ONE OR A PLURALITY OF SETS OF ROUTE INFORMATION AND A SECOND FLAG SHOWING WHETHER A TITLE IS EXPRESSED USING ANY BRANCH INFORMATION. (FIG. 5A).