| 摘要 |
Described herein is a video display arrangement in which a video signal from a video source is intercepted and, in response to a command from a user, a desired video signal is obtained by at least one of substituting a different video signal for the video signal from the video source and augmenting the video signal from the video source to add interactivity information for display to the user. The desired video signal is applied to a display device and displayed to the user. The arrangement may use a smart cable or a small accessory. |
