| 基于SAA7114H的视频图象采集系统的设计 |
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| 引用本文： | 向健勇,赵晓明,李元军. 基于SAA7114H的视频图象采集系统的设计[J]. 现代显示, 2004, 0(2): 43-45 |
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| 作者姓名： | 向健勇 赵晓明 李元军 |
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| 作者单位： | 西安青松科技股份有限公司,西安,710071 |
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| 摘 要： | 介绍一种高度集成并具有广泛通用性的视频图象信号采集系统。系统的开发采用了功能强大的视频解码芯片SAA7114H和可编程逻辑门阵列器件(FPGA)，并考虑了在线编程的模式。文中给出了YUV色彩空间与RGB色彩空间的转换公式，经验证效果很好。在实际应用中，该系统作为前端图象采集部分取得了良好的效果。
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| 关 键 词： | 视频图象采集 SAA7114H 可编程逻辑门阵列器件 在线编程 色彩空间 |
| 文章编号： | 1006-6268(2004)02-0043-03 |
| 修稿时间： | 2004-02-02 |
Design of Data Acquisition System for Video Image Based on SAA7114H |
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| XIANG Jian-yong,ZHAO Xiao-ming,LI Yuan-jun. Design of Data Acquisition System for Video Image Based on SAA7114H[J]. Advanced Display, 2004, 0(2): 43-45 |
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| Authors: | XIANG Jian-yong ZHAO Xiao-ming LI Yuan-jun |
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| Abstract: | In this paper ,a high-integrated, general-purpose image signa l acquisition system has been introduced. This system is designed by using o ne special integrated video decoder, a field programmable gate array a nd in-system program module . Conversion formulas between RGB and YUV color s pace with well validated effect are given .In practical application , the syste m is used for foreside image acquisition model with a good effect. |
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| Keywords: | Imag e acquisition SAA7114H color space |
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