计算机科学 ›› 2020, Vol. 47 ›› Issue (6A): 609-611.doi: 10.11896/JsJkx.190700118
赵博1, 2, 杨明2, 汤志伟2, 蔡玉鑫2
ZHAO Bo1, 2, YANG Ming2, TANG Zhi-wei2 and CAI Yu-xin2
摘要: 根据视频监控对处理、检索视频的准确性、速度以及功耗等新的需求,文中研究设计一套基于FPGA的智能视频检索系统,可同时实现视频预处理、人脸检测、智能背景去除、视频结构化描述等功能,并实现硬件加速的智能视频加速检索,以达到快速分析、处理监控视频,并迅速得到理想的处理结果的目的。该系统通过FPGA集成CPU(ARM9)、DDR、视频采集模块、各种外设(UART,GPIO等)可实现对实时视频的检测分析。对于1280*720分辨率的视频,所有时钟都采用的280MHz同步时钟,系统帧率大约为6.6fps,和FPGA上结论一致,将该系统IP集成到SOC芯片中时,处理速度可达到30fps。
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