all zero coefficient block
Major work includes:Zhou Xuan algorithms have been used to achieve the advanced decision of all-zero block in this paper.
本文所作的主要工作如下:采用周璇算法实现全零系数块的提前判决。
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根据整数DCT变换和量化的特性，通过提前判定全零系数块来终止没有意义的运动搜索过程。
According to the characteristics of integer discrete cosine transformation(DCT) and quantization, the coefficient-all-zero block was determined in advance to terminate meaningless search.
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