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    • 2. 发明授权
    • Methods and systems for intra prediction
    • 帧内预测的方法和系统
    • US08644375B2
    • 2014-02-04
    • US12757541
    • 2010-04-09
    • Christopher A. SegallJie Zhao
    • Christopher A. SegallJie Zhao
    • G06K9/36H04N7/32
    • H04N19/436H04N19/152H04N19/50
    • Aspects of the present invention relate to systems and methods for intra prediction. According to one aspect of the present invention, a macroblock may be partitioned into two, or more, sets of blocks. The pixel values for a block within a first set of blocks may be predicted using reconstructed values from only neighboring macroblocks. The pixel values for a block within another set of blocks may be subsequently predicted using reconstructed values from blocks in previously reconstructed sets of blocks and/or reconstructed values from neighboring macroblocks. The block residuals for the first set of blocks may be signaled, and the block residuals for subsequently predicted blocks may be signaled. The pixel values for blocks within a set of blocks may be predicted in parallel.
    • 本发明的方面涉及用于帧内预测的系统和方法。 根据本发明的一个方面,宏块可以被划分为两个或更多个块集合。 可以使用仅来自相邻宏块的重建值来预测第一组块内的块的像素值。 可以随后使用来自先前重构的块集合中的块的重构值和/或来自相邻宏块的重建值来预测另一组块内的块的像素值。 可以用信号通知第一组块的块残差,并且可以用信号通知用于随后预测的块的块残差。 可以并行地预测一组块内的块的像素值。