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    • 22. 发明授权
    • Method for fast multiple reference frame motion estimation
    • 快速多参考帧运动估计方法
    • US07733958B2
    • 2010-06-08
    • US11135326
    • 2005-05-24
    • Yeping SuMing-Ting SunShin-Huang Chang
    • Yeping SuMing-Ting SunShin-Huang Chang
    • H04N7/12H04N11/02H04N11/04H04B1/66
    • H04N19/573H04N19/51H04N19/61
    • A method for fast multiple reference frame motion estimation, which is used to perform motion estimation between a current frame and reference frames Fn−1, Fn−2, . . . , Fn−k. The method performs a special block matching to find a plurality of motion vectors for blocks of each frame with respective to a previous frame and then composes motion vector(s) of the current frame referring to the reference frame Fn−(k−1) and a motion vector of the reference frame Fn−(k−1) referring to the reference frame Fn−k into composed motion vectors of the current frame referring to the reference frame Fn−k for the block in the current frame. The method selects a composed motion vector with a minimum of cost function from the composed motion vectors produced when composing the motion vectors and then finely adjusts the composed motion vector selected, thereby obtaining an adjusted motion vector.
    • 一种用于快速多参考帧运动估计的方法,用于执行当前帧与参考帧Fn-1,Fn-2之间的运动估计。 。 。 ,Fn-k。 该方法执行特殊块匹配以针对前一帧的每个帧的块寻找多个运动矢量,然后参考参考帧Fn-(k-1)和 将参考帧Fn-k的参考帧Fn-(k-1)的参考帧Fn-k的运动矢量参考当前帧中的块的参考帧Fn-k作为当前帧的组合运动矢量。 该方法从构成运动矢量时产生的组合运动矢量中选择具有最小成本函数的组合运动矢量,然后精细调整所选择的组合运动矢量,从而获得调整后的运动矢量。
    • 30. 发明申请
    • Method for fast multiple reference frame motion estimation
    • 快速多参考帧运动估计方法
    • US20060120613A1
    • 2006-06-08
    • US11135326
    • 2005-05-24
    • Yeping SuMing-Ting SunShin-Huang Chang
    • Yeping SuMing-Ting SunShin-Huang Chang
    • G06K9/36
    • H04N19/573H04N19/51H04N19/61
    • A method for fast multiple reference frame motion estimation, which is used to perform motion estimation between a current frame and reference frames Fn−1, Fn−2, . . . , Fn−k. The method performs a special block matching to find a plurality of motion vectors for blocks of each frame with respective to a previous frame and then composes motion vector(s) of the current frame referring to the reference frame Fn−(k−1) and a motion vector of the reference frame Fn−(k−1) referring to the reference frame Fn−k into composed motion vectors of the current frame referring to the reference frame Fn−k for the block in the current frame. The method selects a composed motion vector with a minimum of cost function from the composed motion vectors produced when composing the motion vectors and then finely adjusts the composed motion vector selected, thereby obtaining an adjusted motion vector.
    • 一种用于快速多参考帧运动估计的方法,用于执行当前帧与参考帧Fn-1,Fn-2之间的运动估计。 。 。 ,Fn-k。 该方法执行特殊块匹配以针对前一帧的每个帧的块寻找多个运动矢量,然后参考参考帧Fn-(k-1)和 将参考帧Fn-k的参考帧Fn-(k-1)的参考帧Fn-k的运动矢量参考当前帧中的块的参考帧Fn-k作为当前帧的组合运动矢量。 该方法从构成运动矢量时产生的组合运动矢量中选择具有最小成本函数的组合运动矢量,然后精细调整所选择的组合运动矢量,从而获得调整后的运动矢量。