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    • 2. 发明申请
    • APPARATUS AND METHOD FOR ENCODING MOVING PICTURE
    • 编码移动图像的装置和方法
    • US20080069211A1
    • 2008-03-20
    • US11853936
    • 2007-09-12
    • Byung Gyu KIMSeon Tae KIMChang Sik CHO
    • Byung Gyu KIMSeon Tae KIMChang Sik CHO
    • H04N7/12
    • H04N19/19H04N19/107H04N19/109H04N19/127H04N19/147H04N19/176H04N19/61
    • Provided are moving picture encoding apparatus and method skipping intra prediction in encoding mode determination using rate-distortion (RD) costs and determining an encoding mode at high speed. The moving picture encoding method includes the steps of: setting the lowest one of rate-distortion costs of macroblocks adjacent to a macroblock to be encoded as a threshold value; setting the lowest one of mode-specific distortion costs obtained by inter prediction for the macroblock to be encoded as an optimum inter mode distortion cost; comparing the threshold value with the optimum inter mode distortion cost; and when the threshold value is larger than the optimum inter mode distortion cost, as a result of the comparison, skipping intra prediction and setting a mode having the optimum inter mode distortion cost as a final encoding mode.
    • 提供了在使用速率失真(RD)成本的编码模式确定中跳过帧内预测的运动图像编码装置和方法,并且以高速确定编码模式。 运动图像编码方法包括以下步骤:将要编码的宏块相邻的宏块的速率失真成本中的最低速率设置为阈值; 将要编码的宏块的帧间预测获得的模式特定失真成本中的最低一个设置为最佳帧间失真成本; 将阈值与最佳帧间失真成本进行比较; 并且当阈值大于最佳帧间失真成本时,作为比较的结果,跳过帧内预测并将具有最佳帧间失真成本的模式设置为最终编码模式。