基于TMS320DM642平台的H.264编码器优化与实现  

The Optimization and Realization of H.264 Encoder Based on the TMS320DM642 Platform

作　　者：孙乐美[1] 刘文臣[2] 

机构地区：[1]山东建筑大学,济南250014 [2]西安工程大学,西安710048

出　　处：《信息技术与信息化》2007年第4期122-124,共3页Information Technology and Informatization

摘　　要：针对TI公司的多媒体处理芯片TMS320DM642硬件结构特点,设计了适应实时信号处理的高性能H.264编码器架构。采用了先进的快速变换和搜索算法,完成了对代码的逐步优化和调试。实验结果表明,该编码器能实现对各种运动幅度视频数据的快速编码,满足不同运动级别视频信号的实时处理。Based on the architecture of multimedia chip TMS320DM642 invented by TI Semiconductor, a design of a H. 264encoder with high performance for real time signal processing is presented in this paper, which chooses the advanced integer translation and searching algorithm, accomplishes the optimization and debugging for codes. The result of experiment indicates that the encoder can encode all kinds of video data rapidly and can fulfill the real time processing for all kinds of video signals.

关 键 词：补偿 预测 移植 超长指令字 

分 类 号：TN762[电子电信—电路与系统]