VIDEO CODING METHOD FOR FAST INTRA PREDICTION AND APPARATUS THEREOF

摘要

PURPOSE: An image encoding device for high speed prediction and a device thereof are provided to improve a processing speed of intra prediction. CONSTITUTION: An intra prediction unit calculates each Sum of Absolute Transform Difference (SATD)-based encoding cost of a plurality of intra prediction modes for a current prediction unit. The intra prediction unit determines one or more first candidate encoding modes for the current prediction unit based on the SATD-based encoding cost (S310). The intra prediction unit determines a final encoding mode among the first candidate encoding modes (S320). [Reference numerals] (S310) Determine a first candidate encoding mode; (S320) Determine a final encoding mode; (S330) Determine the size of a conversion unit; (S340) Encode