然后分析了现有视频解码系统和环路滤波器设计，并且指出了本设计的重点和难点以及解决的思路。
The commonly used techniques for video systems and loop-filtering are discussed. The author presents a solution and the key points.
该系统具有视频压缩、解码、网络传输、图像储存、图像索引回放、摄像机远程控制、云台控制和音频报警等功能。
This system had functions with video compression, decode, network transmission, image store, image index playback, long-range control of vidicon, PTZ control and voice frequency alarm.
DVD系统。在伺服系统，视频信号质量，录影解码和压缩领域有良好的知识储备。
DVD system. Good knowledge in servo system, video signal quality, video decoding and compression.
运动图像实时压缩编码和解压缩解码是高速无线视频传输系统的核心部分。
Motion picture's compress code and decompress decode in real time is the key part of highspeed wireless video transmission system.
讨论在嵌入式系统中使用动态电压调节技术降低视频解码功耗。
Dynamic voltage scaling is introduced to video decoding in the embedded system in order to reduce the power consumption.
系统通过调整编码参数或者调用不同的视频编解码库改变处理效果。
System changes the codec effect by adjusting the parameters or calling different video codec library.
视频处理芯片是嵌入式视频系统的核心部件之一，具有视频信号采集、编码、解码、输出等功能。
Video controller chip, which is one of the important component of video embedded systems, plays an important role in video signal acquisition, decoding, encoding, output and other important functions.
整个系统由微机、PC总线适配卡、解码器、视频切换矩阵、音频切换矩阵、云台镜头和报警控制等部分组成。
The entire system is composed of computer, PC bus interface card, decode instrument, video switches matrix, audio switches matrix, pan, lens and alarm control etc.
该系统由CCD摄取图像，经视频解码器处理后再传给车辆识别系统进行图像的车辆识别判断。
This system absorbs image by CCD, passes again after video decoder handles the vehicle identification judgement that carries out image to vehicle identification system.
本文根据数字系统设计流程，探讨了数字视频解码器研究与开发中的若干问题，并提出了相应的解决方案，同时为进一步开发提供了指导。
Following digital IC design flow, we solve some critical problems in the research and development of decoder chip and give some advisement of the next work.
根据系统的设计要求，硬件部分实现了视频解码输入，视频缓存和视频编码显示输出三个部分的设计。
According to system's design requirements, the hardware part has realized three partial designs, the video decoding inputs, the video buffers and the video coding outputs.
系统实现了视频信号的输入、输出，为视频编解码算法开发或视频处理产品设计构建了一个高性能的硬件平台。
System achieved video signal input and output for the video codec algorithm development or video processing product design constructed a high-performance hardware platform.
因此，基于FPGA和一些成熟的视频编解码芯片进行系统设计具有重要的实际意义。
Therefore, it is of great significance to design a video codec system based on FPGA and some mature chip.
在多媒体系统中，视频编解码技术占有重要的位置，是构建多媒体应用的核心模块之一。
Video compression is the key technology of multimedia data processing, and video codec is one of the most important core modules for a multimedia application system.
文章在简要分析MPEG压缩编码标准及特点的基础上，给出了一种嵌入式MPEG - 4视频监控系统的整体设计方案，并详细介绍了嵌入式MPEG - 4编解码的实现。
On the basis of briefly analyzing MPEG-4 compression encoding standard and its characteristics, this paper presents the whole design scheme of an embedded MPEG-4 video surveillance system.
视频编解码平台系统经过多次试验、长时间运行，系统能稳定的实现目标处理任务。
The system of video codec platform after numerous experiments and a long-time operation, will achieve stably the task of handling objectives.
通过采用功能全面的视频解码器并辅以dsp软件的配合，本系统可以兼容多种视频格式。
By using the full functional video decoder and cooperated with the DSP program, this system can be compliant with various video formats.
本文研究了MPEG - 4中人脸视频对象的模型基编码，对整个系统进行了全面的分析，将系统按编解码结构分成分析和合成两部分。
In this thesis, MPEG-4 model-based coding for facial video object is investigated. The whole codec system is generally discussed and divided into two parts of Analysis and Synthesis.
随着网络技术、视频编解码技术和嵌入式操作系统的迅猛发展，世界将掀起一股强大的视频数字化、网络化浪潮。
With the rapid development of network technology, video codec technology and embedded operating system, the world will set off a powerful digital video, networking wave.
提出一种新的基于嵌入式可重构系统芯片的视频解码方案，采用了软硬件协同验证的方法。
A new video decoding scheme based on embedded reconfigurable SoC is proposed. The software and hardware co-verification method is adopted in this scheme.
因此，如何针对无线视频通信的特点建立一个高效、鲁棒、低耗的信源编解码系统，存在着巨大的商业前景和重要的学术价值。
Therefore, there are great commercial prospects and important academic value to build a source codec system with efficiency, robust and low computational consumption for wireless video communication.
软件主要有操作系统及音视频编解码算法等部分。
The software includes operating system , audio and video coding algorithm.
系统较好地实现了视频编解码部分，对移动视频会议的推广具有一定的意义。
This system has actualized the video part completely, and it is helpful for the popularizing of movable video conference.
本课题提出并实现了使用单片媒体处理器全软件实现系统解复用、音视频解码的高清晰度有线电视机顶盒的方案。
In this project, a solution of realizing a completely programmable HDTV STB based on a single media processor is presented.
第二章对视频编解码器软件的硬件平台——OMAP1510的DSP子系统及其集成开发环境CCS的功能特点进行了介绍，并分析了硬件平台和开发环境对视频编解码器性能实现的影响。
Chapter 2 introduced the features of the hardware platform - OMAP1510's DSP subsystem and it's related integrated development environment - CCS and analyzed these features' impact on the video codec.
第二章对视频编解码器软件的硬件平台——OMAP1510的DSP子系统及其集成开发环境CCS的功能特点进行了介绍，并分析了硬件平台和开发环境对视频编解码器性能实现的影响。
Chapter 2 introduced the features of the hardware platform - OMAP1510's DSP subsystem and it's related integrated development environment - CCS and analyzed these features' impact on the video codec.
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