video interface system 中文意思是什麼

video interface system 解釋
視頻介面系統
  • video : n. 電視;視頻;影像。adj. 電視(用)的,視頻的,錄像的。
  • interface : n. 分界面,兩個獨立體系的相交處。vt. (-faced, -facing) 把界面縫合。vi. 交流,交談。
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal

    首次採用平板顯示專用控制晶元al300 ,設計並製作了相關配套電路,支持的最高解析度是1280 1024 ,實現解隔行和多種視頻格式轉換的功能,滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面,可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號,實現亮度信號和色差信號的分離,提高了亮度信號的帶寬。
  2. In the beginning, the dissertation gives an overview of digital video system and an introduction of the format of mpeg - 2 transport stream, mpeg - 2 physical interface and frame structure of ds3 stream

    文章首先介紹了關于數字電視系統的一些基本概念, mpeg - 2傳送流格式和mpeg - 2的物理介面,以及ds3碼流的幀結構。
  3. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據通道的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;通過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  4. The system, not only has necessary ethernet interface, audio and video output, keyboard mouse connection interface, but also has hard disk ide, cf card and infrared interfaces which improves the system expansion ability

    系統中除了設計必備的以太網路,音視頻輸出,鍵盤鼠標介面等,還提供了硬盤ide , cf卡和紅外等介面,提高了系統的擴展能力。
  5. Visual analysis of human motion has been receiving increasing attention from researchers in the fields of image processing and computer vision during the past few years. it has a lot of applications in virtual reality, smart surveillance system, advanced user interface, motion analysis and video compressing, etc. this paper focuses on the technology of human motion tracking based on video, first, we make a summarization of the domestic and overseas status of the research in this field. on the basis of this, we analyse the technical difficulties of human motion tracking. as most of the existing model - based methods of human motion tracking perform not so good in some situation as they need mannual intervention, and also the precision of tracking is not so satisfying during the research of tracking of walking people because of the self - occlusion of legs, this paper proposes an algorithm of automatic detection and tracking of legs of the walking people based on monocular image sequences, in which we analyse the features of walking people, track the five joints of lower limbs, get various parameters, and then re - construct the walking process. the main research achievement is as follows : 1 ) we propose an algorithm of markerless automatic extraction of leg skeleton. first we divide the video into continuous image sequences, after background subtraction, the satisfying human region could be extracted, then we get a single - connected region by converting the rgb image to binary image and median filtering. afterwards, the contour of lower limbs in the frame with a widest boundingbox is detected, using sobel operator, to find the ankle joint of leg behind according to the features and rules of walking, then, the joint of knee of leg behind, hip, ankle of leg in front, knee of leg in front could be got in turn. so, model of leg skeleton is constructed

    首先將視頻分解成許多連續的靜態圖像幀,經過背景去除,把感興趣的人體區域提取出來,通過二值化,中值濾波等預處理方法得到只有人體的一個單連通區域,然後用sobel運算元檢測出boundingbox最寬幀中人體下半身的輪廓,根據運動規律及特徵找到後腿踝關節點,結合從boundingbox最窄幀中所獲取的腿長依次得到後腿膝關節,跨部關節,前腿踝關節,前腿膝關節四點,從而構建出腿部骨架模型。 2 )實現了人體步行腿部骨架的跟蹤演算法。在完成對腿部骨架模型的自動初始化之後,本文對跨關節、膝關節及踝關節分別採用運動建模、圓周相交定點演算法、運動預測及預測點周圍搜索rgb相似矩形塊三種方法確定每一幀中其實際坐標,從而重構出腿部骨架的運動過程。
  6. The system generates 18 kinds of worldwide used hdtv test pattern signals supported by smpte 274m standard, and also provides ypbpr, rgb video outputs both in digit and analog and the output interfaces of itu - r bt. 1120 - 2 / gy / t157 - 2000 studio hdtv digital video signal interface standard

    該系統生成了符合smpte274m國際標準的18種普遍採用的hdtv測試圖案信號。它提供ypbpr 、 rgb兩種視頻數字輸出與模擬輸出,其介面符合itu - rbt . 1120 - 2 / gy / t157 - 2000演播室高清晰度數字視頻信號介面標準。
  7. In this paper, interface signal of the digital televisions set - top - box is analyzed and studied, it is of significance to high quality transmission, effective scheme of hardware system and exerting the most efficiency of the audio and video equipment of digital television signal

    本文對其介面信號進行的分析比較研究,對于數字電視信號的高質量傳輸,硬體設備的合理配置以及充分發揮音視頻設備的最大效能,具有重要的實踐意義。
  8. There are several advanced functions in control system of fed driving based on fpga. the special al875 can support multi - display format from qvga 、 vga 、 svga to xga in the digital rgb graphics and video frequency. using vga interface and d / a conversion technology, it can monitor data signal and control signal real time. the control of buffer storage carry out seamless link by double frame memory refurbish. osd can control menu and text to adjust state by double display

    完成的基於fpga的新型fed驅動控制系統具有幾種先進的功能:採用專用於rgb圖形/視頻信號數字化的al875晶元,可以支持從qvga 、 vga 、 svga到xga的多種解析度的顯示格式;採用vga介面技術和d / a轉換技術,用於實時監控整個系統中的圖像數據信號和控制信號;採用乒乓刷新控制機制對緩存進行控制,實現數據讀寫操作的無縫連接;採用osd在屏顯示單元,實現控制菜單、文本在屏幕上的疊加顯示。
  9. Secondly, it makes a study of the operating platform and terminal of video - conference system. thirdly, it goes into multimedia image format, c / s and b / s mode, the interface technology of database and how to transmit, saving and browsing images on network. at last, it also has a study of tcp / ip ( transmission control protocol / internet protocol ) protocol, h. 323 protocol, com + ( component object module ), ado ( activex data objects ), msmq ( microsoft message queue )

    本論文結合「 xmediabase視頻會議系統」的實際項目,論述了視頻會議系統的背景和應用前景,提出一套視頻會議系統的設計方案,研究和開發了一個支持視頻會議系統的運營平臺和終端;深入研究了多媒體圖像格式,圖像在網路上的傳輸、存儲與瀏覽, b / s模式以及在b / s模式中數據庫的介面技術;同時對tcp ( transmissioncontrolprotocol ) / ip ( internetprotocol )協議、 h . 323協議、 com + ( componentobjectmodule )組件技術、 ado ( activexdataobjects )技術、消息隊列服務等做了研究與開發工作。
  10. A / d converter ( adc ) is the key device in the interface between analog and digital system, is widely applied in the field of radar, communication, electronic countermeasure, sonar, satellite, missile, control system, earthquake, medicine, instrument, video device, audio device and so on

    A / d轉換器( adc )是模擬系統與數字系統介面的關鍵部件,長期以來一直被廣泛應用於雷達、通信、電子對抗、聲納、衛星、導彈、測控系統、地震、醫療、儀器儀表、圖像和音頻等領域。
  11. ( 2 ) according to the requirements of the interface and the video output of the system, the boards about the radar simulation resource and video output were designed

    ( 2 )根據系統的總體方案中的雷達介面部分及視頻輸出部分的要求,完成了雷達模擬源及d / a板的設計。
  12. In the part of under - layersoftware, windows ce operation system basedon gene - 6310 single board computer is customized, drives of pcm - 3974 interface switch cardis developed, serial port communication and video processing programmes based on windowsce are designed and developed

    在底層軟體部分,定製了基於gene - 6310單板機的windowsce操作系統,開發了pcm - 3974介面轉換卡的驅動程序,設計和實現了基於windowsce的串口通信程序和視頻處理程序。
  13. In this module, we focus on an improved 2 - d median - filter and a real time edge detect algorithm which has very regular computational structure. in chapter 4, we use fpga to capture the image data from infrared sensor and create the synchronization signal and output the video to monitor. chapter 5 describes the design of communication interface between dsp, fpga and missile control system, and focus on a new verilog description style called cycle accurate, and finally we design an i2c bus using this description style

    本論文按照處理機的工作流程,首先討論fpga與視頻探測器之間的數據通訊模塊的設計,接著介紹了圖像預處理模塊,在預處理模塊中,重點介紹了一種改進的二維中值濾波方法和一種特別適于硬體實現的邊緣檢測演算法;在第四章,討論了用fpga實現圖像獲取和模擬視頻輸出;第五章,討論了fpga與dsp之間以及fpga與彈上機之間的通訊模塊的設計,接著重點研究了一種新的verilog語言的描述風格,並用此寫法在上fpga實現對外圍設備的初始化模塊;最後,對本文所做的工作進行了總結。
  14. Through this management system, users can browse and manage video courseware simultaneously by using its special browser like user interface, and this overcomes the non - synchronous problems exist in today " s managing and browsing video courseware. the second is video cour seware browse system, a client - side tool, which is used to browse video courseware. it is a pure browse system that comes from the management system but without the management functions

    視頻課件管理子系統是服務器端的管理工具,用於在線管理和維護視頻課件,以專用瀏覽器方式實現在瀏覽課件的同時對課件數據進行管理,解決了課件管理與課件瀏覽不能同步進行的問題;視頻課件瀏覽子系統是客戶端瀏覽視頻課件的工具,是一個不具備管理功能的純瀏覽系統;視頻課件製作子系統是製作開發視頻課件的工具。
  15. Video store management system - vomit ( videostore online management interface ) is an administration system for video / music stores

    視頻商店在線管理界面是一個為音像商店提供的一個管理系統。
  16. With a touchscreen, a linux device can become a controller for a slew of devices such as a digital video recorder, a tivo - like personal video recorder, a media center, a smart - house system, or even a control interface to a toaster

    使用觸摸屏, linux程序就可以成為很多設備的控制器,例如數字錄像機、類似tivo的個人錄像機、媒體中心、智能房屋系統或者烤麵包機的控制界面。
  17. Based on the system, i discuss the method of developing net programs with delphi and introduce the software codec in windows and the software interface for codec, audio compression manager and video compression manager to perform real - time audio and video processing. audio captures and video captures based on directshow and video display based on directdraw are introduced. we also discuss the method of synchronization for audio and video and the method of developing own component with delphi

    重點討論了利用delphi開發網路程序的方法: windows環境下用於壓縮多媒體數據的音頻視頻軟體壓縮解壓縮器( codec )及相應的軟體介面音頻壓縮管理器( acm )和視頻壓縮管理器( vcm ) ;音頻採集技術和基於directshow技術的視頻採集技術;基於directdraw技術的視頻顯示技術;多媒體視頻會議系統中實現音頻和視頻同步的方法;利用delphi開發自定義組件的方法,並給出了相應的delphi程序實例。
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