Indicating the picture where the metamerism was disturbed, the method of preventing the illegal copy

摘要

It is distributed to the group of three primary four which possesses the spectrum distribution which differs or using primary above that, being the method of indicating the picture, all primary it belongs to the same group in the visual color space, have the same visual color, it is metamerism. Each picture to be able by the combination of three primary images, at the same time because it is related each primary to the group of each visual color, spatially or we have been distributed primary each group differs, continually over the primary image which it is related to this group, effective anti copy protection is made possible additional video processing on the basis of the metamerism of the dying and the picture.