DECODING DEVICE AND DECODING METHOD, AND CODING DEVICE AND CODING METHOD

摘要

There is provided a decoding device including circuitry configured to receive coded data and conversion information, the coded data pertaining to an image having luminance in a first dynamic range and the conversion information pertaining to a conversion of dynamic range of the luminance of the image from the first dynamic range into a second dynamic range; and decode the received coded data so as to generate the image, wherein the conversion uses a knee function.