MODULATING ONE OR MORE PARAMETERS OF AN AUDIO OR VIDEO PERCEPTUAL CODING SYSTEM IN RESPONSE TO SUPPLEMENTAL INFORMATION

A method of modifying the operation of the encoder function and/or the decoder function of a perceptual coding system in accordance with supplemental information, such as a watermark, so that the supplemental information may be detectable in the output of the decoder function. One or more parameters...

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Bibliographische Detailangaben
Hauptverfasser:	VERNON, STEPHEN DECKER, TRUMAN, MICHAEL MEAD, CROCKETT, BRETT GRAHAM, WATSON, MATTHEW AUBREY
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ACOUSTICS CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY IMAGE DATA PROCESSING OR GENERATION, IN GENERAL MUSICAL INSTRUMENTS PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION SPEECH ANALYSIS OR SYNTHESIS SPEECH OR AUDIO CODING OR DECODING SPEECH OR VOICE PROCESSING SPEECH RECOGNITION
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Beschreibung
Zusammenfassung:	A method of modifying the operation of the encoder function and/or the decoder function of a perceptual coding system in accordance with supplemental information, such as a watermark, so that the supplemental information may be detectable in the output of the decoder function. One or more parameters are modulated in the encoder function and/or the decoder function in response to the supplemental information.