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检索条件"主题词=intra-frame coding"
25 条 记 录,以下是11-20 订阅
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Fast-efficient algorithm of high-profile intra prediction for H.264 encoding system
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IET IMAGE PROCESSING 2018年 第3期12卷 329-336页
作者: Hsia, Shih-Chang Wong, Wing-Kwong Shih, Yen-Hung Natl Yunlin Univ Sci & Technol Touliu Taiwan ACAD Tech Corp Touliu Taiwan
This study presents a fast intra-prediction algorithm for a high-profile H.264 encoder. First, a pre-decision algorithm is proposed to reject the impossible block size based on image variance. Then a fast 4x4 block pr... 详细信息
来源: 评论
Steganalysis of prediction mode modulated data-hiding algorithms in H.264/AVC video stream
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ANNALS OF TELECOMMUNICATIONS 2014年 第7-8期69卷 461-473页
作者: Li, Songbin Deng, Haojiang Tian, Hui Dai, Qiongxing Chinese Acad Sci Inst Acoust Haikou Lab Haikou 570105 Peoples R China Natl Network New Media Engn Res Ctr Beijing 100085 Peoples R China Natl Huaqiao Univ Coll Comp Sci & Technol Xiamen 361021 Peoples R China
In the intra-frame coding of H.264/AVC, information hiding can be implemented by modulating the prediction modes of 4 x 4 luminance blocks. Because such kind of methods has characteristics of high speed, good concealm... 详细信息
来源: 评论
A LIGHT-WEIGHT HEVC ENCODER FOR IMAGE coding
A LIGHT-WEIGHT HEVC ENCODER FOR IMAGE CODING
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IEEE International Conference on Visual Communications and Image Processing (VCIP)
作者: Liang, Fei Peng, Xiulian Xu, Jizheng Univ Sci & Tech China MSRA MOE Joint Key Lab Hefei Peoples R China Microsoft Res Asia Beijing Peoples R China
High Efficiency Video coding (HEVC), not only provides a much better coding efficiency than previous video coding standards, but also shows significantly superior performance than other image coding schemes when appli... 详细信息
来源: 评论
1080p 60 Hz intra-frame Video CODEC Chip Design and Its Implementation
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JOURNAL OF SIGNAL PROCESSING SYSTEMS FOR SIGNAL IMAGE AND VIDEO TECHNOLOGY 2012年 第3期67卷 291-303页
作者: Song, Byung Cheol Yi, Yongseok Lee, Yun-Gu Kim, Nak-Hoon Ko, Jun Hyuk Kim, Tae Hee Lim, Dong Keun Ju, Woo Hyun Moon, Jae-Pil Cho, Kyunghwan Inha Univ Sch Elect Engn Inchon South Korea Samsung Elect Co Ltd Digital Media R&D Ctr Suwon South Korea Samsung Elect Co Ltd DMC R&D Ctr Suwon South Korea
This paper presents a 1080p 60 Hz intra-frame CODEC system for zero delay AV streaming. For high quality streaming, the proposed CODEC employs an RGB-domain inter-color compensation algorithm using strong correlation ... 详细信息
来源: 评论
Performance analysis, parameter selection and extensions to H.264/AVC FRExt for high resolution video coding
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JOURNAL OF VISUAL COMMUNICATION AND IMAGE REPRESENTATION 2011年 第8期22卷 749-759页
作者: Deng, Chenwei Lin, Weisi Lee, Bu-sung Lau, Chiew Tong Sun, Ming-Ting Nanyang Technol Univ Singapore 639798 Singapore Univ Washington Seattle WA 98195 USA
H.264/AVC FRExt (Fidelity Range Extensions) and Motion JPEG 2000 are the current respective inter-frame and intra-frame coding standards for high resolution (HR) (e.g., 4096 x 2160) visual signals. It is commonly beli... 详细信息
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Screen image sequence compression method utilizing adaptive block size coding and hierarchical GOP structure
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Journal of Central South University 2010年 第4期17卷 786-794页
作者: 武星 梅亮 袭奇 张申生 陈延伟 School of Electronic Information and Electrical EngineeringShanghai Jiao Tong University Department of Electrical Engineering and Computer Science University of Michigan Joint Institute of University of Michigan-Shanghai Jiao Tong University Shanghai Jiao Tong University College of Information Science and Engineerin g Ritsumeikan University
To compress screen image sequence in real-time remote and interactive applications,a novel compression method is *** proposed method is named as *** employs hybrid coding schemes that consist of intra-frame and inter-... 详细信息
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Improved Line-based Image coding by Exploiting Long-Distance Correlations
Improved Line-based Image Coding by Exploiting Long-Distance...
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Conference on Visual Communications and Image Processing (VCIP)
作者: Peng, Xiulian Xu, Jizheng Wu, Feng Univ Sci & Technol China MSRA MOE Joint Key Lab Hefei Peoples R China Microsoft Res Asia Beijing Peoples R China
Line-based coding has shown its potential in improving the coding efficiency of intra-frame/ image coding due to its flexibility in prediction. In our previous work we proposed an efficient line-based image coding met... 详细信息
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1080P 60HZ intra-frame CODEC BASED ON RGB COLOR SPACE FOR WIRELESS AV STREAMING
1080P 60HZ INTRA-FRAME CODEC BASED ON RGB COLOR SPACE FOR WI...
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16th IEEE International Conference on Image Processing
作者: Song, Byung Cheol Yi, Yongseok Lee, Yun-Gu Ko, Jun Hyuk Kim, Tae Hee Inha Univ Inchon South Korea Samsung Elect Co Ltd Seoul South Korea
To achieve high visual quality of intra-frame coding in order to minimize the visual quality degradation caused by color loss, the authors previously presented an RGB-domain inter-color compensation algorithm using st... 详细信息
来源: 评论
DIRECTIONAL FILTERING TRANSFORM
DIRECTIONAL FILTERING TRANSFORM
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IEEE International Conference on Multimedia and Expo
作者: Peng, Xiulian Wu, Feng Xu, Jizheng Univ Sci & Technol China Hefei 230027 Peoples R China Microsoft Res Asia Beijing 100190 Peoples R China Shanghai Jiao Tong Univ Dept Elect Engn Inst Image Commun & Informat Proc Shanghai Peoples R China Shanghai Jiao Tong Univ Shanghai Key Lab Digital Media Proc & Transmiss Shanghai Peoples R China
This paper proposes the directional filtering transform (dFT, in order to distinguish from the common usage on DFT) to better exploit intra-frame correlation in H.264 intra-frame coding. It consists of a directional f... 详细信息
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Wyner Ziv codec design for surveillance system using adaptive puncturing rate
Wyner Ziv codec design for surveillance system using adaptiv...
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3rd IEEE International Symposium on Control, Communications and Signal Processing (ISCCSP 2008)
作者: Asif, Muhammad Soraghan, John J. Univ Strathclyde Dept Elect & Elect Engn Glasgow G1 1XW Lanark Scotland
A multiple camera surveillance system is typical example of a Distributed Video (DV) system with many-to-one topology which demands the use of new paradigm with multiple encoders, installed at number of locations and ... 详细信息
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