Methods and apparatus to generate and use content-aware watermarks
First Claim
Patent Images
1. A method, comprising:
- selecting a word present in an audio track of a media composition, the word to be audible during playback of the audio track;
encoding the selected word in a watermark; and
embedding the watermark in the media composition at a location in the media composition corresponding to when the selected word is audible during playback of the audio track.
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Abstract
Methods and apparatus to generate and use content-aware watermarks are disclosed herein. In a disclosed example method, media composition data is received and at least one word present in an audio track of the media composition data is selected. The word is then located in a watermark.
98 Citations
31 Claims
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1. A method, comprising:
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selecting a word present in an audio track of a media composition, the word to be audible during playback of the audio track; encoding the selected word in a watermark; and embedding the watermark in the media composition at a location in the media composition corresponding to when the selected word is audible during playback of the audio track. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An apparatus, comprising:
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a data interface to obtain a media composition; a word selector to select a word present in an audio track of the media composition, the word to be audible during playback of the audio track; and a watermark encoder to; encode the selected word in a watermark; and embed the watermark in the media composition at a location in the media composition that is to correspond to when the selected word is audible during playback of the audio track. - View Dependent Claims (10, 14, 15, 16)
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11. An apparatus as defined in 9 further including:
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a metadata detector to; determine whether metadata is present in the media composition; and based on a determination that the metadata is present in the media composition, retrieve the metadata from the media composition; and the watermark encoder to encode the metadata in the watermark. - View Dependent Claims (12, 13)
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17. A method, comprising:
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determining whether a search term is present in a watermark of a media composition, the watermark encoded with a word present in an audio track of the media composition, the word audible during playback of the audio track; and generating a network link indicative of a storage location of the media composition when the search term is present in the watermark. - View Dependent Claims (18, 19, 20, 21, 22, 23)
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24. An article of manufacture comprising instructions that, when executed, cause a processor to at least:
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select a word present in an audio track of a media composition, the word to be audible during playback of the audio track; encode the selected word in a watermark; and embed the watermark in the media composition at a location in the media composition that is to correspond to when the selected word is audible during playback of the audio track. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31)
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Specification