Audiovisual playback
First Claim
Patent Images
1. A method of outputting from a player (2) interactive audiovisual content stored on a removeable storage medium storing audiovisual content, a control application and at least one additional linked application in a predetermined interactive television platform independent standard, including the steps of:
- starting a control application (28) stored on the removeable storage medium (6);
calling the audiovisual display application (20) from the control application (28);
reading audiovisual data from the removeable storage medium using the audiovisual display application (20) and providing an audiovisual display based on that content;
calling at least one linked application (29) from the control application (28) to execute the or each linked application (29);
wherein the control application (28) stored on the removeable storage medium (6) implements part of the functionality of the interactive television predetermined platform independent standard including at least part of an application programming interface (40) of the predetermined platform independent standard; and
the at least one linked application (29) calls the application programming interface (40) of the predetermined platform independent standard when executing.
1 Assignment
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Accused Products
Abstract
A method of playing back audiovisual content together with associated application content, is described, for example using an extended DVD system to play back MHP broadcast content including the inter-active content. The DVD disk includes at least partially an MHP API to enhance the capabilities of a DVD player.
42 Citations
10 Claims
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1. A method of outputting from a player (2) interactive audiovisual content stored on a removeable storage medium storing audiovisual content, a control application and at least one additional linked application in a predetermined interactive television platform independent standard, including the steps of:
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starting a control application (28) stored on the removeable storage medium (6);
calling the audiovisual display application (20) from the control application (28);
reading audiovisual data from the removeable storage medium using the audiovisual display application (20) and providing an audiovisual display based on that content;
calling at least one linked application (29) from the control application (28) to execute the or each linked application (29);
wherein the control application (28) stored on the removeable storage medium (6) implements part of the functionality of the interactive television predetermined platform independent standard including at least part of an application programming interface (40) of the predetermined platform independent standard; and
the at least one linked application (29) calls the application programming interface (40) of the predetermined platform independent standard when executing. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A removeable storage medium (6), including
audiovisual content (22); -
application code (29) in a predetermined interactive television platform independent standard; and
a control application (28) for calling the application code (29) and for calling a virtual machine (20) to display the audiovisual content;
wherein the control application (28) implements part of the functionality of the interactive television predetermined platform independent standard including at least part of an appication programming interface (40) of the predetermined platform independent standard, so that the application code (29) calls the part of the application programming interface (40) to implement that least some of the functionality of the interactive television platform independent standard. - View Dependent Claims (9, 10)
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Specification