Abstract:
本文针对最新的视频压缩标准H.264编码时间较长的缺点,提出了一种新的基于自相关法的高效帧内预测算法.该算法在进行帧内预测之前先对宏块预判,从两种帧内预测模式中选择一种,从而减少了算法的复杂度.实验结果表明,本文提出的算法在码率只有少许增加的情况下,速度提高了26.9%,SNR值基本维持不变.
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Year: 2005
Language: Chinese
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