| AVS视频编码中分像素插值的SSE2优化方法 |
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| 引用本文： | 曹明,江城,张重阳,郑世宝.AVS视频编码中分像素插值的SSE2优化方法[J].电视技术,2010,34(11). |
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| 作者姓名： | 曹明 江城 张重阳 郑世宝 |
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| 作者单位： | 上海交通大学图像通信与信息处理研究所; |
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| 摘 要： | 视频编码中分像素插值是运动补偿中比较复杂的算法,耗时较长.利用SSE2指令系统并行处理的特性,针对AVS视频编码的分像素插值部分提出一种优化算法.实验结果表明,该算法可使该模块的平均执行时间缩短为原来的1/3.
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| 关 键 词： | 分像素插值 运动补偿 AVS标准 视频编码 SSE2 |
Sub-pixel Interpolation Optimization by SSE2 in AVS Video Coding |
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| CAO Ming,JIANG Cheng,ZHANG Chong-yang,ZHENG Shi-bao.Sub-pixel Interpolation Optimization by SSE2 in AVS Video Coding[J].Tv Engineering,2010,34(11). |
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| Authors: | CAO Ming JIANG Cheng ZHANG Chong-yang ZHENG Shi-bao |
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| Affiliation: | CAO Ming,JIANG Cheng,ZHANG Chong-yang,ZHENG Shi-bao(Image Communication and Information Processing Institute of Shanghai Jiao Tong University,Shanghai 200040,China) |
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| Abstract: | The sub-pixel interpolation is a complex algorithm in motion compensation of Video Coding.Base on the SSE2 characterize,a sub-pixel interpolation algorithms for an AVS codec is designed to optimize the program.Experiments show that the algorithm can reduce the execution time to 1/3 of original. |
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| Keywords: | sub-pixel Interpolation motion compensation AVS video encoding SSE2 |
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