A method and apparatus for generating user preference data regarding the
color characteristic of an image is provided where a preference image
comprises an image converted to have a color characteristic that a user
prefers with respect to a predetermined reference image, a preference
value comprises a color characteristic value of the preference image, and
a reference value comprises a color characteristic value of the reference
image. The method for generating user preference data comprises (a)
obtaining an image color characteristic value of a preference image and a
reference image, (b) generating {preference value, reference value} which
corresponds to a pair of the preference value and the reference value,
and (c) generating the pair {preference value, reference value} as
preference meta-data having at least one feature block.