Filters








1,744 Hits in 8.0 sec

Error resiliency schemes in H.264/AVC standard

Sunil Kumar, Liyang Xu, Mrinal K. Mandal, Sethuraman Panchanathan
2006 Journal of Visual Communication and Image Representation  
In this paper, we discuss various error resiliency schemes employed by H.264/AVC. The related topics such as nonnormative error concealment and network environment are also described.  ...  The main features of H.264/AVC, which distinguish it from the previous video compression standards, are briefly discussed below [2, 3]: • Two context adaptive coding schemes, CAVLC (context-adaptive variable-length  ...  Acknowledgement: The authors wish to thank Mr. Amit Trivedi, an undergraduate student at Clarkson University, for his help in preparing this paper.  ... 
doi:10.1016/j.jvcir.2005.04.006 fatcat:y5shnfdwzncknd7polvcvu3hz4

A Novel Header Bits Estimation Scheme for H.264/AVC Standard

Shu Qian He, Zheng Jie Deng, Chun Shi
2013 Applied Mechanics and Materials  
Rate estimation is useful for many H.264/AVC applications including rate-distortion optimization (RDO) for fast mode decision and precise rate control.  ...  The proposed schemes can achieve better results in rate-distortion and rate control to previously proposed approaches.  ...  Acknowledgements This work was financially supported by the Hainan Natural Science Foundation (611128, 612122,613164, 613163) and Natural Science Foundation of China under Grant (61163042).  ... 
doi:10.4028/www.scientific.net/amm.333-335.787 fatcat:24sc6sqalfehbbrnm2lnl6qfda

The H.264/AVC Video Coding Standard [Standards in a Nutshell]

T. Wiegand, G.J. Sullivan
2007 IEEE Signal Processing Magazine  
in the H.264/AVC specification.  ...  , motivated the H.264/AVC standardization effort.  ... 
doi:10.1109/msp.2007.323282 fatcat:dahg5gyaijdvdjzfutptr4olfa

H.264/AVC in wireless environments

T. Stockhammer, M.M. Hannuksela, T. Wiegand
2003 IEEE transactions on circuits and systems for video technology (Print)  
Index Terms--Wireless video transmission, rate-distortion optimization, error-resilient video coding, multiple reference frames, error concealment, video coding standards, H.264/AVC.  ...  The video compression performance of the H.264/AVC Video Coding Layer typically provides a significant improvement.  ...  work and the technically outstanding discussions and contributions.  ... 
doi:10.1109/tcsvt.2003.815167 fatcat:3w65hvcfcncvxawqlfyg4eb3ba

Video Compression - From Concepts to the H.264/AVC Standard

G.J. Sullivan, T. Wiegand
2005 Proceedings of the IEEE  
most recent such standard, known as H.264/AVC.  ...  The rate-distortion performance of modern video compression schemes is the result of an interaction between motion representation techniques, intra-picture prediction techniques, waveform coding of differences  ...  (for luma in MPEG-4's advanced simple profile and H.264/AVC) and beyond (with eighth-sample accuracy used for chroma in H.264/AVC). • MVs over picture boundaries [29] , first standardized in H.263.  ... 
doi:10.1109/jproc.2004.839617 fatcat:5xc36hv4afe3hcuomijsjmbg74

Relative SAD-based Inter Mode Decision Algorithm for H.264/AVC Video Standard

Md. Salah Uddin Yusuf, Mohiuddin Ahmad
2011 Journal of Multimedia  
In this paper, a new relative sum of absolute difference (RSAD) based inter mode decision algorithm is proposed for H.264/AVC video standard.  ...  It is demonstrated by experimental results that the proposed RSAD-based mode decision algorithm can reduce 60% to 68% of the H.264/AVC total encoding time with negligible degradation in the rate-distortion  ...  ACKNOWLEDGMENT The work described in this paper was substantially supported by a grant from Khulna University of Engineering & Technology, Khulna, Bangladesh.  ... 
doi:10.4304/jmm.6.5.425-435 fatcat:huj6fubne5emdm7hg2qrjz6ijm

Overview of the H.264/AVC video coding standard

T. Wiegand, G.J. Sullivan, G. Bjontegaard, A. Luthra
2003 IEEE transactions on circuits and systems for video technology (Print)  
H.264/AVC has achieved a significant improvement in rate-distortion efficiency relative to existing standards.  ...  H.264/AVC is newest video coding standard of the ITU-T Video Coding Experts Group and the ISO/IEC Moving Picture Experts Group.  ...  Schwarz for providing the data for the comparison of the various TML and JM versions.  ... 
doi:10.1109/tcsvt.2003.815165 fatcat:rbue574nhncjfk7jtzmbkr5x6i

Constant Bit-Rate Control Efficiency With Fast Motion Estimation In H.264/Avc Video Coding Standard

Simone Milani, Luca Celetto, D. Bagni, Daniele Alfonso
2004 Zenodo  
Publication in the conference proceedings of EUSIPCO, Viena, Austria, 2004  ...  The work was partially carried out within the FIRB Project of the Italian Ministry of Education, University and Research.  ...  ACKNOWLEDGEMENTS The authors gratefully acknowledge Luca Pezzoni from STMicroelectronics and professor Gian Antonio Mian from University of Padova for their valuable contributions.  ... 
doi:10.5281/zenodo.38307 fatcat:23veo6jgmrb3ref7tskcum5acy

Overview of the H.264/AVC video coding standard

Ajay Luthra, Pankaj N. Topiwala, Andrew G. Tescher
2003 Applications of Digital Image Processing XXVI  
H.264/AVC has achieved a significant improvement in rate-distortion efficiency relative to existing standards.  ...  H.264/AVC is newest video coding standard of the ITU-T Video Coding Experts Group and the ISO/IEC Moving Picture Experts Group.  ...  Schwarz for providing the data for the comparison of the various TML and JM versions.  ... 
doi:10.1117/12.512557 fatcat:izrkkxd7p5enpmtbstvrnqc5xa

Algorithms and DSP implementation of H.264/AVC

Hung-Chih Lin, Yu-Jen Wang, Kai-Ting Cheng, Shang-Yu Yeh, Wei-Nien Chen, Chia-Yang Tsai, Tian-Sheuan Chang, Hsueh-Ming Hang
2006 Proceedings of the 2006 conference on Asia South Pacific design automation - ASP-DAC '06  
In addition, in order to port the H.264/AVC codec to DSP, we also outline the basic principles of DSP code optimization.  ...  This survey paper intends to provide a comprehensive coverage of the techniques that are pertinent to the processor-based implementation of H.264/AVC video codec, particularly on DSP.  ...  Numerous studies on reducing H.264/AVC codec implementation complexity have been published in the past 3 years since this standard was finalized in late 2002.  ... 
doi:10.1145/1118299.1118472 fatcat:dlecsrq3svbbnepvmg653xn6ci

Robust Video Watermarking of H.264/AVC

Jing Zhang, Anthony T. S. Ho, Gang Qiu, Pina Marziliano
2007 IEEE transactions on circuits and systems - 2, Analog and digital signal processing  
A robust video watermarking scheme of the state-of-the-art video coding standard H.264/AVC is proposed in this brief. 2-D 8-bit watermarks such as detailed company trademarks or logos can be used as inconvertible  ...  A grayscale watermark pattern is first modified to accommodate the H.264/AVC computational constraints, and then embedded into video data in the compressed domain.  ...  Lagrangian Optimization technique [9] of H.264/AVC (11) where and represent the distortion and consumed bits for encoding the current mode respectively and the denotes the predetermined Lagrangian  ... 
doi:10.1109/tcsii.2006.886247 fatcat:4plcmkhagvhl5mqesejmvcwii4

Improved schemes for inter-frame coding in the H.264/AVC standard

A.C. Yu, G.R. Martin, Heechan Park
2005 IEEE International Conference on Image Processing 2005  
An efficient algorithm for inter-frame coding in the H.264/AVC standard is extended to provide more significant speedup in computational performance for sequences containing high spatial correlation and  ...  Extensive simulation results demonstrate speedups of between 41% and 68%, with no noticeable deterioration in picture quality or compression ratio, even for the coding of complex video sequences.  ...  INTRODUCTION Block-matching motion compensation is a core part of inter-frame coding in the H.264/AVC standard.  ... 
doi:10.1109/icip.2005.1530202 dblp:conf/icip/YuMP05 fatcat:npdtjsvy2zabxhyivbfs2dhyyq

A Multiple-Window Video Embedding Transcoder Based on H.264/AVC Standard

Chih-Hung Li, Chung-Neng Wang, Tihao Chiang
2007 EURASIP Journal on Advances in Signal Processing  
This paper proposes a low-complexity multiple-window video embedding transcoder (MW-VET) based on H.264/AVC standard for various applications that require video embedding services including picture-in-picture  ...  the rate-distortion performance close to the CPDT.  ...  ACKNOWLEDGMENT This work was supported in part by the National Science Council of the Republic of China, under Grant NSC 95-2221-E009-074-MY3.  ... 
doi:10.1155/2007/13790 fatcat:zeeybxkapnhxhg7csylas56rrq

Complexity scalable motion estimation for H.264/AVC

Changsung Kim, Jun Xin, Anthony Vetro, C.-C. Jay Kuo, John G. Apostolopoulos, Amir Said
2006 Visual Communications and Image Processing 2006  
H.264 video coding standard in this work.  ...  The objective is to provide a complexity scalable scheme for the given motion estimation algorithm such that it reduces the encoding complexity to the desired level with insignificant penalty in rate-distortion  ...  The performance of the proposed algorithm is evaluated using the H.264/AVC reference codec JM9.6, which is compared with the fast motion estimation (UMHexagonS) of H.264/AVC in rate-distortion-complexity  ... 
doi:10.1117/12.648539 fatcat:ynooor5wljc5rgbberpuvnnh7m

User-friendly H.264/AVC for remote browsing

Pengpeng Ni, Damir Isovic, Gerhard Fohler
2006 Proceedings of the 14th annual ACM international conference on Multimedia - MULTIMEDIA '06  
We propose a transcoding scheme for H.264/AVC video that fully utilizes the benefits of recently proposed SP-and SI-frames to facilitate user-friendly remote stream browsing and editing.  ...  The transcoding parameters can be adaptively changed and optimized to support different characteristics of H.264 video streams.  ...  MOTIVATION AND APPROACH H.264/AVC is a flexible coding standard with a potential to meet the manifold needs of applications.  ... 
doi:10.1145/1180639.1180773 dblp:conf/mm/NiIF06 fatcat:36clgi74nbcgbfmt7qs4bpxgsm
« Previous Showing results 1 — 15 out of 1,744 results