摘要：
A method of detecting content in a multimedia signal, the method comprising the steps of providing (201) a multimedia signal comprising video data and corresponding audio data; determining (202) an audio fingerprint data item from a predetermined part of the audio data; comparing (203) the determined audio fingerprint data item with at least one of a number of reference audio fingerprint data items each related to a corresponding content element; and if at least a first one of the number of reference audio fingerprint data items is identified to correspond to the determined audio fingerprint data item, identifying (205) the corresponding related content element as detected.
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