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Unified Directional Intra Prediction
Author(s): 
Pages: 24-25,47
Year: Issue:  3
Journal: Video Engineering

Abstract: 提出一种新的任意方向帧内预测算法.对于任意一个预测角度,首先求出其余切与正切值.然后对于当前编码块内任意一个像素,求出与其在同一个方向上的当前块左边一列和上边一行上像素的坐标,从而求出当前像素的左边一列预测值和上面一行的预测值.两者中与当前像素距离较近的预测值就是当前像素的最终预测值.实验结果表明该算法与角度帧内预测( ADI)相比具有相同或略优的性能.
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