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Image Number 3 for United States Patent #7796824.
A video coding device includes: a detecting unit configured to detect a foreground region, a background image and a shadow region reflected on the background image by the foreground region in an input picture; a shadow information compressing unit configured to perform a compression process to compress the information quantity of the shadow region; and a coding unit configured to code the foreground region, the background image and the information on the shadow region subjected to the compression process.
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