COLOR ADJUSTMENT CIRCUIT, DIGITAL COLOR ADJUSTMENT DEVICE AND MULTIMEDIA APPARATUS USING THE SAME

摘要

A digital color adjustment device for a multimedia apparatus is provided. The digital color adjustment device performs color adjustment on a received pixel color data and sends to a display unit of the multimedia apparatus for display. The digital color adjustment device includes a hue shift lookup table, a saturation mapping lookup table, a brightness transformation lookup table and a non-linear output lookup table. The digital color adjustment device performs gamut mapping non-linear adjustment and/or independent color non-linear adjustment.