| 摘要 |
A scene change detection device according to the present invention includes an audio information determination part detecting silent state of audio signal to output silence detection time information, an image information determination part detecting brightness change or decreased level of brightness of an image in image signal to store scene change time information indicating time detecting the brightness change or decreased level of brightness, a scene change candidate point detector outputting scene change candidate time based on the silence detection time information and the scene change time information, and an output determination part outputting scene change detection information based on time difference between successive first scene change candidate time and second scene change candidate time and a detection maximum value.
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