Recording medium, reproduction apparatus, recording method,...

H - Electricity – 04 – N

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H04N 5/92 (2006.01) G06F 3/14 (2006.01) H04N 5/93 (2006.01) H04N 5/85 (2006.01)

Patent

CA 2515517

A BD-ROM contains AVClip obtained by multiplexing a moving picture stream and a graphics stream. The graphics stream constitutes an interactive screen to be displayed by combining with the moving picture stream and contains arrangement of three button-state groups. On this interactive screen, there are provided a plurality of buttons. Each of the buttons is changed from the normal state to the selected state and then from the selected state to the active state according to the user operation. In the three button-state groups in the graphics stream, the first-order group (N-ODSs) consists of a plurality of graphics data indicating the button normal state; the second-order group (S- ODSs) consists of a plurality of graphics data indicating the selected state of the button, and the third-order group (A-ODSs) consists of a plurality of graphics data indicating the active state of the button.

L'invention concerne un BD-ROM à AVCclip résultant du multiplexage d'un flux d'images en mouvement et d'un flux graphique, lequel constitue un écran interactif à afficher par combinaison avec le flux d'images en mouvement et contient un arrangement de trois groupes d'état de bouton. Sur cet écran se trouvent plusieurs boutons, dont chacun passe de l'état normal à l'état sélectionné, puis de l'état sélectionné à l'état actif, selon l'action de l'utilisateur. Dans les trois groupes d'état de bouton propres au flux graphique, le premier groupe (N-ODS) consiste en une pluralité de données graphiques indiquant l'état normal de bouton, le deuxième groupe (S-ODS) consiste en une pluralité de données graphiques indiquant l'état sélectionné de bouton, et le troisième groupe (A-ODS) consiste en une pluralité de données graphiques indiquant l'état actif de bouton.

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