The signal includes the information identifying the viewer from the viewer identifying means.
An ad is selected according to a viewer profile or a particular viewer action.
When the viewer notices the target artifact, the viewer selects the target artifact.
The viewer creates a viewer account and accesses the server by supplying the viewer credentials.
The viewer position acquisition unit acquires the position of the viewer.
In an embodiment, supplemental content, such as advertising, may be presented to the viewer where this content is aimed at the particular viewer in light of his or her viewer profile.
Provided is a video processing apparatus that determines the preference of a viewer from what the viewer has continued to view, and is capable of tracking the viewer's changing preference.
If the viewer and annotating user are associated or the viewer has specifically requested the annotations from the annotating user, the annotated media may be provided to the requesting viewer.
A processor (140) processes the 3D image data (122) for generating the views for display on the 3D display, and a viewer detector (130) detects a viewer position of a viewer in front of the 3D display.
A viewer can be sent an identifier of the video, and can request that the video be served as a streaming video to the viewer's computer.