| 基于PTP协议的航空图像高速传输 |
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| 引用本文： | 宋雪群,刘洵,王洪. 基于PTP协议的航空图像高速传输[J]. 中国光学与应用光学文摘, 2010, 0(2) |
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| 作者姓名： | 宋雪群 刘洵 王洪 |
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| 作者单位： | 中国科学院长春光学精密机械与物理研究所;中国科学院研究生院; |
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| 摘 要： | 为了减少传输图像数据量,提高图像传输的速度,实现对航空图像的高速传输,研究一种高速、可行的图像传输方法。基于PTP(Picture Transfer Protocol)协议,采用JPEG图像压缩算法对图像进行压缩,引进文件流的多线程传输模式,自主开发了航空数码相机图像传输系统。介绍了系统设计方案,验证了设计方案的可行性。测试结果显示,图像平均传输速率为53.641 Mb/s,误码率为0.00%,表明该系统能够很好地保证数据的原始性,防止数据丢失,有效地减少数据通道堵塞,实现了图像数据的高速、高质量传输。
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| 关 键 词： | 航空相机 图像传输 PTP协议 文件流 |
High-speed transmission of aerial images based on PTP protocol |
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| SONG Xue-qun,,LIU Xun,WANG Hong. High-speed transmission of aerial images based on PTP protocol[J]. Chinese Optics and Applied Optics Abstracts, 2010, 0(2) |
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| Authors: | SONG Xue-qun LIU Xun WANG Hong |
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| Affiliation: | SONG Xue-qun1,2,LIU Xun1,WANG Hong1,2 (1.Changchun Institute of Optics,Fine Mechanics , Physics,Chinese Academy of Sciences,Changchun 130033,China,2.Graduate University of Chinese Academy of Sciences,Beijing 10039,China) |
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| Abstract: | In order to reduce the mount of image data,enhance the speed of image transmission and to realize the high-speed transmission of aerial images,a high-speed and feasible method for image transmission was researched.On the basis of the Picture Transfer Protocol(PTP),an image transmission system of aerial digital camera was presented by using the JPEG image compression algorithm and the multi-threaded transfer mode of file stream.The design scheme of the system was introduced and its feasibility was proved.Exp... |
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| Keywords: | aerial camera image transmission Picture Transfer Protocol(PTP) file stream |
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