搜索结果: 31-41 共查到“计算机科学技术 AVS”相关记录41条 . 查询时间(0.074 秒)
AVS-M中基于准零块检测的快速率失真算法
AVS-M 视频 率失真 全零块检测
2008/3/6
一个4×4块在变换、量化后各元素的绝对值和若不大于1，称该块为“近似零”块或“准零块”，AVS-M编码时就认为该4×4块的残差全为零，对该块的变换、量化、反量化、反变换运算都是没有必要的，在实际的低码率应用中，一般有70%～90%的4×4块变换、量化后为准零块。本文提出一种准零块的检测方法，只额外增加对非准零块各元素平方和（SSD）的计算，减少了率失真中的70%～90%变换、量化、反量化、反变换运...
B-picture coding in AVS video compression standard
Video coding B-picture Symmetrical mode Direct mode Bi-directional prediction
2008/1/17
This paper first gives a brief overview of the Chinese audio–video coding standard (AVS1) especially on prediction modes of motion compensation for B-picture. Furthermore, two techniques adopted...
DSP IMPLEMENTATION OF DEBLOCKING FILTER FOR AVS
DSP IMPLEMENTATION DEBLOCKING FILTER FOR AVS
2007/12/31
The in-loop deblocking filter contains highly adaptive processing on both sample level and block edge level, which inevitably appears in the loop kernel of the algorithm. Therefore it is a challenge f...
Context-Based 2D-VLC Entropy Coder in AVS Video Coding Standard
Context-Based 2D-VLC Entropy Coder AVS Video Coding Standard
2006/12/31
Context-Based 2D-VLC Entropy Coder in AVS Video Coding Standard.
Performance Comparison of AVS and H.264/AVC Video Coding Standards
Performance Comparison AVS H.264/AVC Video Coding Standards
2006/12/31
Performance Comparison of AVS and H.264/AVC Video Coding Standards.
Basic Considerations on AVS DRM Architecture.
Improved FFSBM Algorithm and Its VLSI Architecture for AVS Video Standard
FFSBM Algorithm VLSI Architecture AVS Video Standard
2006/12/31
Improved FFSBM Algorithm and Its VLSI Architecture for AVS Video Standard.
A Proposed AVS Decoder Configuration in the Reconfigurable Video Coding Framework
A Proposed AVS Decoder Configuration Reconfigurable Video Coding Framework
2006/5/16
This demonstration shows an AVS intra decoder configuration in the RVC framework. It explains how to use the dataflow mechanism offered by the RVC framework to support AVS decoder configuration. It al...
Algorithmic and Architectural Co-design for Integer Motion Estimation of AVS
Algorithmic Architectural Co-design Integer Motion Estimation of AVS
2005/12/31
The video part of AVS has been finalized. In order to enhance coding performance, AVS video standard adopts some new features for motion estimation, such as variable block size search, multiple refere...
我国第一款AVS高清解码芯片在中科院诞生
AVS 高清解码芯片
2005/3/17
中国科学院2005年3月17日报道 由中国科学院计算技术研究所牵头完成的我国第一款基于数字音视频编码解码技术标准（AVS）的高清解码芯片——AVS101高清解码芯片在中国科学院诞生，这标志着我国数字音频产业从标准领先跨入核心产品领先的阶段。有关专家认为AVS101芯片的开发成功是AVS产业化的里程碑，对我国数字电视和数字音视频产业的发展具有奠基性意义。
我国首款具有自主产权的AVS高清解码芯片诞生
AVS 高清解码芯片
2005/3/3
记者首款基于数字音视频编解码技术标准（AVS）的高清解码芯片——AVS101高清解码芯片2005年3月2日在北京通过专家鉴定。这标志着我国数字音视频产业从标准领先跨入核心产品领先的新阶段。