| 一种实时视频采集处理系统的设计与实现 |
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| 引用本文： | 叶青,周文远,宋宇,田建国.一种实时视频采集处理系统的设计与实现[J].光电子．激光,2006,17(6):742-745. |
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| 作者姓名： | 叶青 周文远 宋宇 田建国 |
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| 作者单位： | 南开大学物理科学学院光子学中心,天津,300071;南开大学物理科学学院光子学中心,天津,300071;南开大学物理科学学院光子学中心,天津,300071;南开大学物理科学学院光子学中心,天津,300071 |
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| 摘 要： | 介绍了一种基于DSP视频采集系统进行设计的新方法。采用TI公司低端DSP芯片TMS320F2812（2812）实现了对CCD输出的标准视频信号的实时采集处理，通过帧积分的实时处理方法提高了采集图像的信噪比，系统具有结构简单、可靠性高、使用灵活和性价比高等优点。详细地描述了硬件设计、软件流程和2812全速AD转换的实现方法。
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| 关 键 词： | DSP 视频采集 CCD |
| 文章编号： | 1005-0086（2006）06-0742-04 |
| 收稿时间： | 2005-09-05 |
| 修稿时间： | 2005-09-05 |
Design and Implementation of a Low-cost System for Real-time Video Acquisition and Processing |
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| YE Qing,ZHOU Wen-yuan,SONG Yu,TIAN Jian-guo.Design and Implementation of a Low-cost System for Real-time Video Acquisition and Processing[J].Journal of Optoelectronics·laser,2006,17(6):742-745. |
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| Authors: | YE Qing ZHOU Wen-yuan SONG Yu TIAN Jian-guo |
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| Affiliation: | Photonics Center, College of Physics, Nankai University, Tianjin 300071, China |
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| Abstract: | Based on DSP,a new method to design a video acquisition system is proposed.Low-cost DSP TMS320F2812(2812) manufactured by TI corporation is adopted to acquire and process real-timely the standard video signal output of CCD.The real-time processing of image accumulation is employed to improve the signal-to-noise ratio of images.It has some advantages such as simple structure,high reliability,high adaptability and high performance-cost ratio.The design of hardware,the flow of software and the method for full speed analog-to-digital conversion of 2812 are described in detail. |
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| Keywords: | DSP CCD |
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