Picture search device, picture search method, picture compilation device, picture compilation method, program

摘要

It imbeds the information of the picture identification which is specific to the particular graphics data as suteganogurahui beforehand to the graphics data which is input into the picture search device, on side of the picture search device, decoding suteganogurahui inside the graphics data of the retrieval object, it detects the information of the picture identification, collating with the information of the picture identification which is detected and the search condition which is indicated from outside, it outputs the graphics data where both agree as the search result.