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检索条件"主题词=Advanced video coding"
23 条 记 录,以下是1-10 订阅
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Secure advanced video coding based on selective encryption algorithms
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IEEE TRANSACTIONS ON CONSUMER ELECTRONICS 2006年 第2期52卷 621-629页
作者: Lian, Shiguo Liu, Zhongxuan Ren, Zhen Wang, Haila France Telecom R&D Beijing 100080 Peoples R China
advanced video coding is recently announced and widely used, although the according protection means have not been developed thoroughly. In this paper, a secure A VC coding scheme is presented based on some partial en... 详细信息
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Context-adaptive binary arithmetic coding with precise probability estimation and complexity scalability for high-efficiency video coding
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JOURNAL OF ELECTRONIC IMAGING 2016年 第1期25卷 1-16页
作者: Karwowski, Damian Domanski, Marek Poznan Univ Tech PL-60965 Poznan Poland
An improved context-based adaptive binary arithmetic coding (CABAC) is presented. The idea for the improvement is to use a more accurate mechanism for estimation of symbol probabilities in the standard CABAC algorithm... 详细信息
来源: 评论
Multi-directional Mode Reduction Algorithm for Intra Prediction in video coding
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IETE TECHNICAL REVIEW 2017年 第1期34卷 102-109页
作者: Tsai, An Chao Bharanitharan, K. Tajen Univ Dept Digital Multimedia Design Pingtong Taiwan Hanyang Univ Dept Elect Engn Seoul South Korea
The recent digital video-coding standard achieves very high data compression by using several new coding features, such as intra/inter predictions, variable block size motion compensation, multiple motion vectors, qua... 详细信息
来源: 评论
Overview of the H.264/AVC video coding standard
Overview of the H.264/AVC video coding standard
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Conference on Applications of Digital Image Processing XXVI
作者: Luthra, A Topiwala, P Motorola Inc BCS San Diego CA 92121 USA
H.264/MPEG-4 AVC is the latest coding standard jointly developed by the video coding Experts Group (VCEG) of ITU-T and Moving Picture Experts Group (MPEG) of ISO/IEC. It uses state of the art coding tools and provides... 详细信息
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Arithmetic coding with forbidden symbol and optimized adaptive context tree modeling (GRASP algorithm) for H.264 video coders
Arithmetic coding with forbidden symbol and optimized adapti...
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International Conference on Signal Processing, Communications and Networks
作者: Logashanmugam, E. Sreejaa, B. S. Ramachandran, R. Sathyabama University Sri Venkateswara College of Engineering Chennai
In this paper we propose applying an adaptive context tree weighting method with a forbidden symbol in the H.264 coder. Arithmetic codes with a forbidden symbol and a trellis search techniques are employed on an order... 详细信息
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Efficient Differential Prediction Error based Intra Mode Decision Algorithm for video coding
Efficient Differential Prediction Error based Intra Mode Dec...
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IEEE International Symposium on Intelligent Signal Processing and Communications Systems (ISPACS)
作者: Bharanitharan, K. Chen, B. W. Tsai, An Chao Feng Chia Univ Dept Elect Engn Taichung 40724 Taiwan Natl Cheng Kung Univ Dept Elect Engn Tainan Taiwan FOXCONN Taipei Taiwan
H.264, MPEG-4 Part 10, is the recent digital video coding standard that achieves very high data compression by using several new coding features. One of the key features is intra prediction which is based on the rate ... 详细信息
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Adaptive selection model for detecting zero-quantized discrete cosine transform coefficients in video coding
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OPTICAL ENGINEERING 2012年 第4期51卷 047404-047404页
作者: Chen, Bo-Jhih Tai, Shen-Chuan Wu, Yung-Gi Natl Cheng Kung Univ Dept Elect Engn Inst Comp & Commun Engn Tainan 70101 Taiwan Chang Jung Christian Univ Dept Comp Sci & Informat Engn Tainan Taiwan
An adaptive selection approach for advanced video coding that reduces the number of unnecessary discrete cosine transform (DCT), quantization (Q), inverse quantization (IQ), and inverse DCT (IDCT) computations is prop... 详细信息
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Two-step regionally focused algorithm for H.264/AVC encoder
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IETE TECHNICAL REVIEW 2013年 第4期30卷 280-285页
作者: Bharanitharan, K. Chen, Bo-Wei Chang, Chin-Chen Feng Chia Univ Dept Elect Engn Taichung 40724 Taiwan Natl Cheng Kung Univ Dept Elect Engn Taichung Taiwan Feng Chia Univ Dept Informat Engn & Comp Sci Taichung 40724 Taiwan Asia Univ Dept Comp Sci & Informat Engn Taichung Taiwan
H.264, MPEG-4 Part 10, is the latest digital video coding standard that achieves very high data compression by using several new coding features. One of the key features is the intra prediction based on the rate-disto... 详细信息
来源: 评论
A simplified 8 x 8 transformation and quantization real-time IP-block for mpeg-4 H.264/AVC applications: A new design flow approach
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JOURNAL OF CIRCUITS SYSTEMS AND COMPUTERS 2007年 第6期16卷 1011-1026页
作者: Amer, Ihab Badawy, Wael Jullien, Graham Mattavelli, Marco Turney, Robert Univ Calgary ATIPS Calgary AB T2N 1N4 Canada Ecole Polytech Fed Lausanne Signal Proc Inst Signal Proc Lab 3 CH-1015 Lausanne Switzerland Xilinx Inc DSP Div DSP Syst Engn Watertown WI 53094 USA
Current multimedia design processes suffer from the excessively large time spent on testing new IP-blocks with references based on large video encoders specifications ( usually several thousands lines of code). The ap... 详细信息
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A proposed hardware reference model for spatial transformation and quantization in H.264
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JOURNAL OF VISUAL COMMUNICATION AND IMAGE REPRESENTATION 2006年 第2期17卷 533-552页
作者: Amer, Ihab Badawy, Wael Jullien, Graham ATIPS Calgary AB T2N 1N4 Canada
This paper presents three Very Large Scale Integration prototypes to exploit spatial redundancy in the H.264 standard. The proposed architectures are: (1) forward 4 x 4 integer approximation of DCT transform and quant... 详细信息
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