Patent ID: 7451453
Filing Date: 2008-11-11
Classification: G06F,G11B,H04N

Abstract:
1. An apparatus comprising: memory; and logic operatively coupled to the memory and operatively configurable to access multimedia content from a medium, the logic providing a multimedia navigator program, a control application programming interface (API) and an information API, the control and information APIs being configured to respond to flags that selectively determine if at least one operation will be conducted, the operation being selected from a group of operations that includes a player-navigator synchronization operation, a selective interactive user operation, and a read/write register operation, the player-navigator synchronization operation comprising: causing a multimedia player application to output a request command to the navigator program; causing the multimedia navigator program to subsequently return to the player application: (i) an event identifier notifying the multimedia player application when the requested command is completed and (ii) a status result indicating whether the requested command succeeded or failed, such that the multimedia player application is able to track the event identifier to the requested command output by the player application facilitating multiple instance tracking; notifying the player application, by returning a canceled request command message from the multimedia navigator program, of every request command that is canceled by the multimedia content or by user action; and generating a bookmark to encode and store a current state of a multimedia playback, wherein the current state of the multimedia playback includes a digital versatile disc (DVD) formatted content, wherein the bookmark contains at least the following information: a substantially unique disc identifier; an address and resume information of a current DVD; a loop count and a shuffle history; a general parameter value and a system parameter value of the current DVD; and a domain and phase of the current DVD.