Watermark and fingerprint systems for media

A number of novel watermarking applications, and improvements to watermarking methods, are disclosed. Included are techniques for selectively incorporating promotional messages into rendered video content, monitoring whether promotional messages are rendered or skipped, permitting payment for conten...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Perry Burt W, Levy Kenneth L
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A number of novel watermarking applications, and improvements to watermarking methods, are disclosed. Included are techniques for selectively incorporating promotional messages into rendered video content, monitoring whether promotional messages are rendered or skipped, permitting payment for content upon rendering rather than receipt, controlling rendering of video to include or omit adult-themed sections, confirming a person's age by reference to a watermarked identification document, and watermarking digital cinema projections.