查询词典 video camera

And more recently, it has been working in monocularly camera system have developed out of the interchangeable lens type digital camera, a journalist or professional photographer, because the old cameras equipped with and it is compatible with the camera, but in monocularly motorsied and rich control in place, and to use this old advanced in monocularly camera, the only disadvantage is that there is still a lens multiplication problem, to the wide angle shooting embitterthe, but improvement of aircraft and will soon be listed but by large camera with digital back systems are commercial photography only because the file is large, and you can control the level of the grass, and so on up-dip perspective, but price and a gateway to nearly one million, and the economy.

而最不远由老牌不复眼相机编制所成长不入的可互换镜头式数字相机，是故事记者或副业影相师的最爱，因为旧有镜头等配备和其编制兼容，而不复眼相机的机动性与丰裕的操控功用包罗万象，和搁置原有矮档不复眼相机实在一模差别，独一弊端是仍有镜头倍率的题目，给广角拍摄时甚为悲苦，但保守机种很快不离会上市！而由不小型相机配上数字机不面的编制是贸易影相的钝器，因为其档案较不小，又可把持仰俯等透视角度，但代价不远百不一，经济门坎较矮。

Each channel single loop video input is divided into two loop video output by video assigner, the two loop video output same with video input, so that other video equipment use.

八通道视频分配器能对每通道的一路视频输入分配为二路与输入完全相同的视频输出，供其它视频处理器使用。

Galore media for the majority of enterprises to provide professional network video services, including corporate video , video conferencing , video advertising, business video , web video , and communications as digital services, as the number of Taiwan's k18 through the use of network platforms and streaming media ...

嘉豪传媒为广大企业提供专业的网络视频服务，包括企业视频、视频会议、视频广告、商业视频、网站视频、以及通视数字服务，旗下k18通视数字台是利用网络平台和流媒体。。。

Secondly, the platform of IPTV set-top box named DM6446 is introduced, and then the AVS video coding standard which is implemented as the video coding standard of IPTV is introduced. The kernel architecture, peripheral devices of DM6446 and the key technique of AVS video coding such as transformation, quantization, intra-prediction, inter-prediction, interpolation, and loop filter is introduced in detail. Thirdly, the system procedures of set-top box which are implemented on the ARM side of DM6446 are introduced in detail. This part focuses on the demultiplex of audio and video data, the design of data interface, the playback of audio and video, and the communication between ARM and DSP. Fourthly, the loop filter algorithm of AVS video coding standard is introduced in full detail, and the optimized procedures of the algorithm on the DSP side of DM6446 are introduced, and then the optimized results are presented. Fifthly, the thesis introduces and analyzes the state-of-art technique of deblocking filter, and proposes a deblocking method, and then the results of proposed method are given. Finally, summarize of this thesis and further development is given.

首先对IPTV技术、视频编解码技术以及去块滤波技术做了简要介绍；然后介绍了IPTV机顶盒的实现平台DM6446，并介绍了该处理器的外围接口和内核结构，同时介绍了作为本IPTV系统视频标准的AVS第二部分视频标准，以及该标准中变换量化、帧内预测、帧间预测、插值和环路滤波等多个模块的算法；接着，详细介绍了机顶盒系统相应程序在DM6446 ARM核上的实现，重点介绍了音视频系统码流的解复用、数据接口设计、音视频的播放以及ARM核与DSP核之间的通信；然后，详细介绍了AVS视频标准中环路滤波算法及该算法在DM6446 C64+内核上的优化，并给出优化结果；然后对去块滤波算法进行了研究并提出了一种环路滤波方案，同时给出了此方案的实验结果；最后总结了本文的工作，并提出了可以改进的方向。

The film or movie is the most popular and common video resource. In this paper we use the film video as an example, aims to implement real-time retrieve of explosion and shot scenes, has carried on the following research mainly: first, we proposed a method of real-time recognition of explosions based on dominate-color and audio information and improved the accuracy the retrieve;second, we proposed a method of real-time retrieve of shots scenes based on audio information and differences between frames when the shot occurs;third,a whole video abstraction system is proposed, it can cut off the clips which have been retrieved and merge them into a independent video abstraction in the same time edit the information of the it ;forth, it offers two-level retrieval structure of"key frame-highlights"and can play segmentation result and the whole video just like a video player.

电影或电视剧视频是人们日常生活中最喜闻乐见也是最常见的视频内容，本课题以此类视频为研究素材，目的是实现实时爆炸和枪击场景的检测，主要进行了以下几个方面的研究：1针对视频中爆炸场景的主色和音频特点，提出了一种基于声像特征的实时爆炸场景检测算法；2捕捉视频中枪击事件瞬间的帧间变化信息和相应音频信息，提出了一种基于声像特征的实时枪击场景检测算法；3从原始视频中切割检索到的精彩视频场景合并成单独精彩缩略视频，并可进行相关信息编辑，形成比较完备的视频摘要系统；4形成关键帧-精彩视频场景的二级浏览结构，可对分割结果或整个视频片断进行播放，基本实现播放器的功能。

The main objective of this project is to research and develop a novel and high efficient video codec framework based on wavelet techniques, especially to address the heterogeneousness of video networks, the fluctuation of transmission bandwidth and the diversity of video-stream receivers. The system will have some basic characteristics of the next video coding standard, such as high compression efficiency, high scalability and high error resiliency. This project will provide a software prototype of wavelet video codec with full scalability, construct a verification platform for wavelet video on demand service, and furthermore, design some VLSI IP cores of the key module in the codec system

本项目研究的主要目的就是着眼于下一代视频编解码标准的基本特征（高效压缩，高可伸缩，高容错），以小波技术为核心构建新型高效的视频编解码系统；特别针对当前视频传输网络的异构性，网络带宽的波动性以及用户视频接收终端的多样性，实现一个码流高度可伸缩同时兼顾压缩效率的小波视频编解码软件原型，并且构建基于异构IP网络的小波视频服务的技术验证平台；进一步还将基于VLSI技术，对小波视频编解码系统的关键模块进行IP核设计

Video killed the radio star/You Are a radio star/Video killed the radio star Video killed the radio star/You Are a radio star/Video killed the radio star You Are a radio star/Video killed the radio star Video killed the radio star.

视频杀死广播明星/你是一个广播明星/视频死亡电台明星视频杀死广播明星/你是一个广播明星/视频杀死广播明星你是一个广播明星/视频杀死广播明星视频杀死广播明星。

The history of video monitor technique has experienced three generations:first generation,traditional simulation video monitor system;second generation,hard disk - video tape recorder based video monitor system and the third generation,digital video monitor system based on compressing the video image at the place of signal resource.

纵观视频监控技术的发展历史，它主要经历了三代：第一代，传统模拟视频监控系统；第二代，基于硬盘录像机的视频监视系统；第三代，基于信源压缩的数字视频监控系统。

Based on the CMOS made by OV in USA and the core chips of Sony, Sharp, Panasonic, Samsung and LG, it engages in making CCD and CMOS of interphones for buildings, auto rearview camera, video monitoring camera, HD video cassette recorder and other video monitoring equipments.

公司依托美国OV公司CMOS芯片及Sony，Sharp，Panasonic， Samsung，LG CCD芯片的先进技术和优秀品质支持，主要研发生产楼宇对讲CCD、CMOS摄像模组系列，汽车后视摄像机系列，视频监控摄像机系列，硬盘录像机系列，视频监控周边器材等系列产品。

The invention discloses a vehicle speed matching method based on linear array CCD image, including the following steps that: two linear array CCD video cameras are respectively arranged on two sections positioned on a road at intervals; both linear array CCD video cameras face downwards and are provided with infrared ray laser source; the frame rate of each CCD video camera is more than 1,000 frames per second, and the resolution is more than 1,024 lines; correlation matching computation of the image sequences obtained by both linear array CCD video cameras is carried out to obtain the time difference of the same object in two image sequences; finally, by means of the time difference and the distance between both cameras, the driving speed of an object vehicle can be obtained according to the velocity formula V=s/t.

本发明公开了一种基于线阵CCD图像的车辆速度匹配方法，该方法在道路相距一定距离的两个断面上分别安装两个线阵CCD摄像机，两个线阵CCD摄像机指向垂直向下，线阵CCD摄像机上配有红外线激光源，线阵CCD摄像机的帧速率大于1000帧/秒，分辨率大于1024线；对两个线阵CCD摄像机得到的图像序列进行相关匹配计算，从而获得同一个目标在两个图像序列中的时间差，利用该时间差和两个摄像机的距离，根据速度公式V＝s/t即可以得到目标车辆的行进速度。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。