基于TMS320C6416的JPEG编码器优化实现  

Implementation of JPEG Encoder Based on TMS320C6416

作　　者：王国树 聂友伟 胡友鹏 秦先全 林嘉宇[3] 

机构地区：[1]西藏军区77505部队 [2]沈阳军区65042部队 [3]国防科学技术大学电子科学与工程学院

出　　处：《微处理机》2014年第4期78-82,共5页Microprocessors

摘　　要：结合TI公司TMS320C6416的结构和特点,在分析JPEG编码器结构特点的基础上,阐述了在实现JPEG编码中对算法的软件并行优化实现所做的工作,并在工程中用汇编语言实现了JPEG编码器。在主频为600MHz的TMS320C6416 DSP上处理4008×2672大小的图像数据,在满足一定编码图像质量的前提下,编码器编码速度达到2帧/秒。Integrating the TMS320C6416 structure and characteristics of TI company,based on analyzing the structural characteristics of JPEG coding devices,this paper describes realizing parallelism and optimization of algorithm software in the process of realizing JPEG coding,and implements JPEG coding devices with assembler language in project.The image data in size of 4008 ＆#215;2672 is processed by TMS320C6416 DSP with the main frequency of 600MHz,and the coding rate reaches two frames per second after conforming to the quality of the coding image.

关 键 词：TMS320C6416 JPEG标准 并行 优化 超长指令字 

分 类 号：TN919.81[电子电信—通信与信息系统]