In order to reduce the computational complexity of H.264 codec, this paper focuses on the research work of algorithms on fast motion estimation, and new algorithms on fast motion vector estimation and multi-frame prediction are proposed respectively.
为了降低H.264编码器的计算复杂度,本文对运动估计快速算法做了深入的研究,针对运动矢量搜索和多参考帧预测两部分提出了相应的快速算法。
参考来源 - H.264编码算法与解码器存储结构优化·2,447,543篇论文数据，部分数据来源于NoteExpress
They are line prediction based pseudo-diamond search (LPPDS) algorithm and spatial prediction based multi-frame selection algorithm.
分别为基于线性预测的准菱形搜索算法(LPPDS)和基于空间预测的多参考帧选择算法。
Experimental results show that multi-reference-frame prediction does not improve coding performance but involve heavy computing cost in most cases.
实验结果表明，多参考帧预测在绝大多数情况下不能改善编码效率，反而引入了繁重的计算开销。
应用推荐