单片机与嵌入式系统应用
單片機與嵌入式繫統應用
단편궤여감입식계통응용
MICROCONTROLLER & EMBEDDED SYSTEM
2014年
8期
49-51
,共3页
HD-SDI%图像处理%DVI%FPGA
HD-SDI%圖像處理%DVI%FPGA
HD-SDI%도상처리%DVI%FPGA
HD-SDI%image processing%DVI%FPGA
随着图像处理技术及传感器技术的不断发展,高清数字图像取代模拟图像成为一种趋势。设计了一种基于 HD SDI 技术的高清图像处理系统,可通过 FPGA+DSP 架构对1080P 全高清图像进行采集和字符叠加,并实时进行目标提取和偏差量计算。叠加视频可通过 DVI 数字接口或模拟接口实时显示。利用图像高分辨率特性,系统可实现运动目标精确跟踪。
隨著圖像處理技術及傳感器技術的不斷髮展,高清數字圖像取代模擬圖像成為一種趨勢。設計瞭一種基于 HD SDI 技術的高清圖像處理繫統,可通過 FPGA+DSP 架構對1080P 全高清圖像進行採集和字符疊加,併實時進行目標提取和偏差量計算。疊加視頻可通過 DVI 數字接口或模擬接口實時顯示。利用圖像高分辨率特性,繫統可實現運動目標精確跟蹤。
수착도상처리기술급전감기기술적불단발전,고청수자도상취대모의도상성위일충추세。설계료일충기우 HD SDI 기술적고청도상처리계통,가통과 FPGA+DSP 가구대1080P 전고청도상진행채집화자부첩가,병실시진행목표제취화편차량계산。첩가시빈가통과 DVI 수자접구혹모의접구실시현시。이용도상고분변솔특성,계통가실현운동목표정학근종。
The high-definition image replaces analogue image to become a kind of trend with the development of image processing tech-nique and sensor technique.A high-definition image processing system is designed based on HD-SDI technique.The system can acquire 1080P high-definition image and make character composition through the structure of FPGA and DSP,and it can extract target and com-pute deviation in real-time.The composition video is displayed in real-time through DVI digital interface or analogue interface.The sys-tem can track moving target accurately with the high-resolution characteristic of images.