METHOD AND APPARATUS FOR ENCODING AND DECODING IMAGE BY USING LARGE TRANSFORMATION UNIT

摘要

DISCLOSED ARE AN IMAGE ENCODING METHOD AND APPARATUS (100, 900) FOR ENCODING AN IMAGE BY GROUPING A PLURALITY OF ADJACENT PREDICTION UNITS INTO A TRANSFORMATION UNIT AND TRANSFORMING THE PLURALITY OF ADJACENT PREDICTION INTO A FREQUENCY DOMAIN, AND AN IMAGE DECODING METHOD AND APPARATUS (200, 1300) FOR DECODING AN IMAGE ENCODED BY USING THE IMAGE ENCODING METHOD AND APPARATUS.