In this paper, motion estimation technology, as one of the significant issues to video compression encoding, is studied to increase coding speed.
本文针对影响视频压缩效率和速度瓶颈之一的“运动估计技术”展开研究。
With the establishment of video compression encoding standard, the contradiction between video communication and channel bandwidth is released greatly.
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。
Firstly, we provide an overview of MPEG-4 video compression encoding standard, chiefly introduce the basic coding principle and encoding scheme based on content.
本文首先对MPEG - 4编码标准原理进行了综述,并介绍了该标准的基本编码原理和基于内容的编码体系。
This performance increase is most pronounced in CPU-limited apps like CAD, audio and video encoding, compression, etc.
这样的性能提升在CPU受限的应用中更加明显,例如CAD、音频和视频编码、压缩等等。
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.
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。
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.
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。
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.
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。
Most current video compression standards employ DCT transform and motion compensation, which approximately consumes 10% of encoding time, while motion estimation consumes about 60%.
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%。
H. 264 is the preferred video encoding compression standard capable of providing good video quality at substantially lower bit rates than previous standards.
相对于以前的视频压缩标准来说,H . 264是现在首选的标准,在保障视频质量的同时又大大降低了视频文件的比特率。
H. 264 is the preferred video encoding compression standard capable of providing good video quality at substantially lower bit rates than previous standards.
相对于以前的视频压缩标准来说,H . 264是现在首选的标准,在保障视频质量的同时又大大降低了视频文件的比特率。
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