Modifying display region for people with macular degeneration
摘要:
The most active part of a video frame is magnified on a display to accommodate people with eye maladies such as macular degeneration. An area of interest in a video frame is identified, and that area is expanded or magnified to the periphery of the display, where people suffering from macular degeneration can best see. Assuming the viewer sits a benchmark distance from the display, the active part of the image is expanded to fit in what can be seen in the periphery of the display without moving the head left to right and up and down. This may be done by the display recognizing where most of the action is taking place by means of with motion vectors and I-macroblocks, or by allowing the viewer to switch to various predetermined blocks on screen using a remote control.
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