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中文摘要: 将面向对象思想引入到SAD 值计算的并行操作过程中, 并从SIMD 并行运算的角度出发, 给出了改进的图像组织优
化算法, 通过对M MX 优化后的编码器速度的测试结果知, 在目前H . 264/ AVC 的视频编码上, 该编码器的编码速度有明显地
提高, 为实现窄带中的实时视频通信提供了保障。
Abstract:We give the imag e org anizat ion opt imizat io n algo rithm o f improvement f rom the image of Single
Instr uction Mult iple Data parallel operat ion, Such as the idea of oriented object to lead into Parallel o pera??
t ion pro cess that calculated SAD value. through the test r esul t of co de device mov ing forecast for Mult iMe??
dia extension o pt imizat io n velocity test ing , w e know that in current most complex video coding H. 264/
AVC, the implement of this alg orithm can r aise the coding speed of encoder obviously , and offer g uaran??
tee to realize the video communicat io n of real t ime in narrow bandw idth.
文章编号：cg050455 中图分类号： 文献标志码：
基金项目:
ZH AN G J ian 1 2
1?? H uaz hong Uni v er si t y of S ci ence and T ec hnol ogy , Wuhan 430074, China;
2?? Guan gd ong T ex ti le P oly tec hnic al I nsti tu te , Foshan Univ er sit y , Foshen Gu angd on g 528041, China
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