| 基于FPGA的视频处理系统 |
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| 引用本文： | 郭彩霞,梅大成,杨永超.基于FPGA的视频处理系统[J].信息技术,2009(3). |
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| 作者姓名： | 郭彩霞 梅大成 杨永超 |
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| 作者单位： | 1. 西南石油大学计算机科学学院,成都,610500
2. 浙江省庆元县就业处,庆元县,323800 |
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| 摘 要： | 介绍一种由采集子系统和压缩子系统组成的视频处理系统设计方案.本系统选用功能全面的SAA7113H芯片作为视频解码器,乒乓缓存技术实现视频图像数据的高速缓存,图像压缩选用基于DCT的JPEG算法.着重阐述存储控制和压缩的VHDL实现.该方案具有灵活性,可以满足多种传输方式的需要.
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| 关 键 词： | 数据采集 视频处理 |
Vedio processing system based on FPGA |
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| GUO Cai-xia,MEI Da-cheng,YANG Yong-chao.Vedio processing system based on FPGA[J].Information Technology,2009(3). |
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| Authors: | GUO Cai-xia MEI Da-cheng YANG Yong-chao |
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| Affiliation: | 1.School of Computer Science;Southwest Petroleum University;Chengdu 610500;China;2.Qingyuan County of Zhejiang Province Employment Department;Qingyuan County 323800;China |
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| Abstract: | This paper introduces a programme of video processing system which are made of data acquired subsystem and compression subsystem.In this system multifunctional SAA7113H chip is as a video decoder,video image data is stored highly with ping-pong cache technology,image compressing uses JPEG based on DCT.It focuses on how to achieve storage control and compression by VHDL.The programme has flexibility to meet the needs of a variety of transmission means. |
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| Keywords: | FPGA JPEG |
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