查询词典 video buffer

Firstly, a signalized point is stuck on a moving object to be tested, a microphone array and two video cameras are arranged, and the video cameras are demarcated to obtain a projection matrix; sound pressure signals of a sound source in the moving object to be tested are obtained by the microphone in an array mode, the dynamic video of the moving object to be tested is obtained and disassembled into an image by the video cameras; the signalized point on the moving object to be tested is identified in the video image and the matched signalized point is treated with three-dimension reconstruction to obtain the spatial location of the moving object to be tested; the sound pressure signals are treated with beam forming treatment to obtain a sound field characteristic function scattergram of the moving object to be tested, the video image is treated with spatial coordinate superposition frame by frame and restored into a dynamic video image.

首先在被测运动物体粘贴标志点，布置传声器阵列和两台摄像机，对摄像机进行标定，得到投影矩阵；传声器阵列获取被测运动物体中声源的声压信号，摄像机获取被测运动物体的动态视频，将动态视频拆解成图像；在视频图像中识别出被测运动物体上的标志点，对匹配后的标志点进行三维重构，获取被测运动物体的空间位置；对声压信号进行波束成型处理，得到被测运动物体的声场特征函数分布图，将其视频图像进行逐帧空间坐标叠加，并还原成动态视频图像。

Based on the above ideas, I will use line buffer as a first design. And then integrate loop buffer as my second design. Finally we use instruction content bus to deliver the buffer access position as my third design. Under this design, the buffer inside CPU core can store the nested loop and reuse them.

以上述的想法做为出发，我的设计将会以line buffer做为此种缓冲器的初步设计，之后结合田滨华的loop buffer设计做更进一步的改良，最后再采用藉由指令内容汇流排来传送存取缓冲器中的指令的想法来使得CPU之中的缓冲器可以储存巢状回圈进而提升缓冲器的使用率使得指令内容汇流排的存取次数可以持续地下降。

To render and display the scene, the sample code in this step clears the back buffer to a blue color, transfers the contents of the back buffer to the front buffer, and presents the front buffer to the screen.

为了渲染和显示场景，这段示例代码在这一步中清除了背景缓存，并填充上了蓝色，将背景缓存转换到前景缓存，将前景缓存刷新到屏幕上。

In this paper we propose a low-power frame buffer design called word line charge recycling frame buffer, which can be used in TFT-LCD. Based on the sequential access feature of the frame buffer, our design use the charge recycling technique to reduce the frame buffer power dissipated in the word lines switches.

中文摘要在本论文中，我们将提出一个低功率的页面缓冲区设计，利用液晶薄膜显示器循序存取页面缓冲区的特性，使用充电再利用的技术，将字元线所充电的电量导引到下一条字元线，以降低动态的功率消耗。

This algorithm first generates and compresses the frame buffer and writes the compressed frame buffer to hard disk, after the whole frame buffer is generated, it starts the engine of imagesetter, then it reads the compressed frame buffer from hard disk and decompresses it and sends it to the imagesetter while the imagesetter is recording.

该算法首先逐段生成页面点阵并压缩存放于主机的硬盘上，页面点阵全部生成完毕后，一边从硬盘上读出页面点阵，一边解压缩送往照排机。

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

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。