An image processing device, comprising: at least one processor (53, 54) configured to: decode image data to produce decoded image data; receive dynamic range characteristic information associated with the image data, the dynamic range characteristic information including information which indicates a range of luminance of a region of interest of an image obtained by performing a decoding operation, maximum image white level information (max_image_white_level) indicating, as a percentage relative to a reference screen white level setting, a dynamic range of luminance of the image data, a corresponding maximum image white level code value information (max_white_level_code_value) identifying a luminance code value of a maximum image white level information assigned to a developed image, reference screen luminance information (ref_screen_lw) indicating a reference screen white level setting to be used in an image development process and having units of candela per square meter, and a white level code value information (white_level_code_value) identifying a luminance code value of the reference screen white level setting; and when the dynamic range characteristic information indicates a dynamic range of the decoded image data in the region of interest that is higher than a dynamic range of a display, decreasing the dynamic range of the decoded image data in the region of interest to the display dynamic range using tone mapping based on the received dynamic range characteristic information; and wherein the image data is encoded in compliance with HEVC, and the dynamic range characteristic information is included in one of extended tone mapping supplemental enhancement information and video usability information. receive dynamic range characteristic information associated with the image data, the dynamic range characteristic information including information which indicates a range of luminance of a region of interest of an image obtained by performing a decoding operation, maximum image white level information (max_image_white_level) indicating, as a percentage relative to a reference screen white level setting, a dynamic range of luminance of the image data, a corresponding maximum image white level code value information (max_white_level_code_value) identifying a luminance code value of a maximum image white level information assigned to a developed image, reference screen luminance information (ref_screen_lw) indicating a reference screen white level setting to be used in an image development process and having units of candela per square meter, and a white level code value information (white_level_code_value) identifying a luminance code value of the reference screen white level setting; and when the dynamic range characteristic information indicates a dynamic range of the decoded image data in the region of interest that is higher than a dynamic range of a display, decreasing the dynamic range of the decoded image data in the region of interest to the display dynamic range using tone mapping based on the received dynamic range characteristic information; and wherein the image data is encoded in compliance with HEVC, and the dynamic range characteristic information is included in one of extended tone mapping supplemental enhancement information and video usability information.