Method and apparatus to protect media existing in an insecure format
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United States of America Patent
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Oct 24, 2006
Issued Date -
N/A
app pub date -
Mar 7, 2001
filing date -
Mar 10, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention provides methods, systems and apparatus to manage processing of video content. In one implementation, a method of managing processing of video content is provided. The video content includes picture data representing picture elements to be rendered for display to a user. The embedded data is conveyed along with the video content. The method includes: (a) examining the embedded data for rights data, wherein the rights data is carried by a header; (b) only if the rights data is missing, examining the embedding data for protect data that is contained within the picture data; and (c) if the rights data is missing and the protect data is present, then limiting processing of the video content. Other implementations are provided as well.
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