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CONTENT PROVIDING SYSTEM USING INVISIBLE INFORMATION, INVISIBLE INFORMATION EMBEDDING DEVICE, INVISIBLE INFORMATION RECOGNITION DEVICE, INVISIBLE INFORMATION EMBEDDING METHOD, INVISIBLE INFORMATION RECOGNITION METHOD, INVISIBLE INFORMATION EMBEDDING PROGRAM, AND INVISIBLE INFORMATION RECOGNITION PROGRAM
CONTENT PROVIDING SYSTEM USING INVISIBLE INFORMATION, INVISIBLE INFORMATION EMBEDDING DEVICE, INVISIBLE INFORMATION RECOGNITION DEVICE, INVISIBLE INFORMATION EMBEDDING METHOD, INVISIBLE INFORMATION RECOGNITION METHOD, INVISIBLE INFORMATION EMBEDDING PROGRAM, AND INVISIBLE INFORMATION RECOGNITION PROGRAM
PROBLEM TO BE SOLVED: To speedily embed and extract invisible information and to provide an accurate content having excellent added value.SOLUTION: An embedding device which embeds the invisible information in a prescribed position of an acquired image has: image analysis means that acquires object and position information included in the image; embedding target object setting means that sets an object into which the image is to be embedded from the object acquired by the image analysis means; and invisible information embedding means which embeds the invisible information corresponding to the object into the surrounding of the object obtained by the embedding target object setting means.
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