| 摘要 |
<p>A playback apparatus performs playback of a title that includes a digital stream, and execution of an application. The apparatus comprises a virtual machine operable to execute the application, a playback control engine unit operable to perform playback control on the digital stream, and an event manager. The event manager is operable to, when an event is generated in response to a user operation, judge whether or not to cause the application to process the event, and when a result of the judgment is affirmative, further operable to output one of key events. The event manager includes an operation manager that, when the result of the judgment is negative, causes the playback control engine unit to process an operation corresponding to the event.</p> |
