Google此举的目的在于得到On2的视频压缩与编码技术,即我们所熟知的VP8。
The purpose was the acquiring of On2's video compressing and encoding technology known as VP8.
近日,Google开源了WebM——用于视频压缩与编码的免费媒体文件格式,它主要包含如下组件:VP8视频codec、Vorbis音频codec以及Matroska媒体容器。
Google has recently announced WebM, an open source, royalty free media file format consisting of the following components: VP8 video codec, Vorbis audio codec, and the Matroska media container.
帧间预测是视频压缩的关键技术之一,能有效消除视频编码中的时间冗余,降低编码码率,提高编码效率。
Interframe prediction is key to video compression and can effectively eliminate the time redundancy of video coding, reduce coding rate and enhance coding efficiency.
码率控制是恒定码率视频压缩编码系统的一个关键研究课题。
Bit-rate control is a key topic in the constant bit - rate video compression coding system.
运动估计是视频压缩编码中的关键技术。
Motion estimation is a key technique in video compress and coding.
绪论部分简要介绍了视频压缩编码的基本方法,基于块匹配的混合编码框架的构成以及主要视频编码标准的特点。
The Introduction briefly presents the basic methods of video coding, the structure of block-based hybrid coding frame and the chief characteristics of video coding standards.
运动估计是视频压缩编码中的关键技术。
在视频压缩的过程中,实现了帧内编码与帧间编码两种编码方式,运用了预测编码、运动估计、运动补偿等技术。
During the video encoding process, there are two coding types, which are Intra-frame and Inter-frame, using the methods of motion prediction, estimation and compensation.
尤其是视频数据,这种要求更高。因此,研究和开发新型高质量、高效率的面向网络应用的视频压缩编码技术成为目前研究的热点。
So, it has been the hotspot of the present researches to research and develop the new video compression technology with higher quality and efficiency.
介绍了三种新的国际编码标准,并根据目前视频压缩技术的研究现状,指出了视频压缩技术的发展趋势。
The paper introduces three kinds of new international code standard about video contraction, and puts forward the present situation and trends of video contraction technology.
视频压缩编码的主要目标就是在比特率受限条件下,尽量使编码失真最小。
The main target of video compression code is to limit the distortion of code under the condition of restricted rate.
介绍一种基于MPEG4的视频压缩编码卡。
本文首先分析了网络多媒体应用中常用的流媒体技术,视频压缩编码技术。从当今流行的视频应用系统中指出视频应用的关键性问题。
This thesis analyzes stream media technology and video compression coding technology, then points out the key problems in networked multimedia application from many popular video transmission systems.
视频压缩编码是多媒体领域的关键技术,也是当今技术领域研究的热点。
Video coding is a key technique in the multimedia area, and also a popular study direction in temporary technique field.
在MPEG 4视频压缩编码标准的框架下,对MPEG 4编码数据的流式服务机制进行研究。
In the frame of compress code standard of the MPEG-4 video, this paper researches into current service mechanism about MPEG-4 code data.
有效的视频压缩编码技术对视频处理中大量数据的存储和传输来说是至关重要的。
Efficient video compression techniques are very important to the save and transmission of the increasing data in video processes.
视频压缩编码的理论基础是信息论。
Zip coding skills fully depends on the theory of information.
运动视频和音频压缩标准MPEG的概述及其视频压缩算法描述,音频压缩的编码和解码。
The MPEG standard for moving video and audio compression as well as the video compress algorithm, and the encoding and the decoding of audio compression is described.
本文根据电力系统遥视中的实时性要求,系统而深入地研究了视频压缩编码的理论以及小波变换在视频压缩中的应用。
For the realtime requirement of Remote Watching in Power system, the theory of Video Compression and the application of Wavelet transform are systematically studied.
视频压缩编码是多媒体应用的关键技术。
Video coding is the key technology of the multimedia application.
视频压缩国际编码标准的建立,使视频通信与信道带宽之间的矛盾得到极大的缓解。
With the establishment of video compression encoding standard, the contradiction between video communication and channel bandwidth is released greatly.
介绍了分布式视频编码技术在视频压缩及容错视频传输中的应用,并对其中关键技术的最新研究进展进行了综述。
The applications of DVC in video compression and error-resilient video transmission are introduced and the advances in key techniques are reviewed.
要解决这一问题,就必须应用视频压缩编码技术。
To solve this problem, we must apply video encoding techniques.
因此,研究和开发新型、有效的视频压缩编码方法具有很重要的现实意义。
Then, it is significant to research and develop a new video code method.
运动估计是视频压缩中帧间预测编码的关键技术之一,在各个压缩标准中都广泛使用了基于块的运动估计技术。
Motion estimation is one of the key technologies in inner - frame estimation encoding of video compression. In all kinds of compression standard, motion estimation based on block is used widely.
本发明旨在从降低视频编码计算复杂度和提高视频压缩比两个方面改善视频编码的效率。
The efficient video coding technique aims to improve the video coding efficiency from two aspects of reducing the video coding computation complexity and improving the video compression ratio.
目前的视频压缩标准多数采用DCT变换编码和运动补偿 技术, 运动估计约占整个编码时间的60%、 运动补偿约占10%。
Most current video compression standards employ DCT transform and motion compensation, which approximately consumes 10% of encoding time, while motion estimation consumes about 60%.
简单介绍了目前所使用的视频压缩编码标准及采用的压缩算法和技术。
And simply introduces current video compress standards and it's algorithm and technology.
数字视频压缩编码是解决这一问题的关键技术。
Digital video coding is one of the key technologies to resolve this problem.
数字视频压缩编码是解决这一问题的关键技术。
Digital video coding is one of the key technologies to resolve this problem.
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