Image data providing apparatus, and image data providing program storage medium

摘要

In an image data providing apparatus, when a retrieval server receives a request of a supply for image data from a client, the retrieval server requests of the client utilization information representative of a utilization form estimated on an image represented by the image data required by the request in exchange for a supply for image data. And when the retrieval server receives the requested utilization information from the client, the retrieval server provides image data.