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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.  ...  Günther Liebl for providing the test conditions and software simulator, Stephan Wenger, Niko Färber, Klaus Stuhlmüller, Eckehard Steinbach, and Bernd Girod for useful discussions, and JVT for the collaborative  ... 
doi:10.1109/tcsvt.2003.815167 fatcat:3w65hvcfcncvxawqlfyg4eb3ba

Improved Intra Prediction of H.264/AVC [chapter]

Mohammed Golam, Q. M. Jonathan Wu
2011 Effective Video Coding for Multimedia Applications  
In the standard of H.264/AVC, the Residual data Compute RD Cost DCT/ Q VLC IDCT/IQ Rate Distortion www.intechopen.com Effective Video Coding for Multimedia Applications 42 (a)  ...  H.264/AVC uses rate-distortion optimization (RDO) technique to get the best coding mode out of nine prediction modes in terms of maximizing coding quality and minimizing bit rates.  ...  Within the last 5-10 years, the demand for multimedia applications has increased enormously.  ... 
doi:10.5772/14608 fatcat:wlcs3bpd2bcxddggwwcsxu5pxq

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  
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  ...  In principle, the proposed algorithm adaptively allocates available motion-complexity budget to macroblock based on estimated impact towards overall rate-distortion (RD) performance subject to the given  ...  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

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.  ...  Fast algorithms for motion estimation, intra-prediction and mode decision are described to reduce the computational complexity.  ...  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

H.264/AVC-Based Multiple Description Coding Scheme

Che-Chun Su, Jason J. Yao, Homer H. Chen
2007 2007 IEEE International Conference on Image Processing  
It utilizes the advanced video coding tools and features provided in H.264/AVC to introduce redundancy into descriptions.  ...  Experimental results show that the proposed MDC scheme achieves better rate-distortion (R-D) performance than previous slice-group based MDC schemes.  ...  The proposed scheme is implemented on JM 10.1, the reference software of H.264/AVC. The rate-distortion optimization is turned on.  ... 
doi:10.1109/icip.2007.4380005 dblp:conf/icip/SuYC07 fatcat:lmtsjxsbvbeunldznljyntqisi

Rate-Distortion Modeling for Efficient H.264/AVC Encoding

Yu-Kuang Tu, Jar-Ferr Yang, Ming-Ting Sun
2007 IEEE transactions on circuits and systems for video technology (Print)  
In this paper, we propose a bit-rate estimation function and a distortion measure by modeling the transform coefficients with spatial-domain variance.  ...  The proposed algorithms can reduce the computation complexity for the R-D optimized mode-decision by using the new cost function evolving from the simplified transform-domain R-D model.  ...  Fig. 4 . 4 Proposed cost calculation for H.264/AVC inter-mode decision. Fig. 5 . 5 Original cost calculation for H.264/AVC inter-mode decision.  ... 
doi:10.1109/tcsvt.2007.894041 fatcat:yvkbels62fesxerzihmvrtmqiy

Efficient rate-distortion estimation for H.264/AVC coders

Yu-Kuang Tu, Jar-Ferr Yang, Ming-Ting Sun
2006 IEEE transactions on circuits and systems for video technology (Print)  
coefficients, for the inter-mode decision in H.264/AVC coders.  ...  With ignorable degradation in coding performance, simulations demonstrate that the proposed estimation method achieves about 40% reduced computation time of rate-distortion cost for the inter-mode decision  ...  Fig. 4 . 4 Cost calculation for inter-mode decision in the H.264/AVC reference software. Fig. 5 . 5 Proposed cost calculation for H.264/AVC inter-mode decision.  ... 
doi:10.1109/tcsvt.2006.873160 fatcat:lxkiqiodcjalvcxrx2wcjn4cqa

Novel H.264/AVC entropy coding mode decision

Szu-Wei Lee, C.-C. Jay Kuo
2011 Journal of Visual Communication and Image Representation  
In this work, we propose a novel entropy coding mode decision algorithm to balance the tradeoff between the rate-distortion (R-D) performance and the entropy decoding complexity for the H.264/ AVC video  ...  /AVC.  ...  Introduction There are three entropy coding tools in H.264/AVC.  ... 
doi:10.1016/j.jvcir.2011.03.004 fatcat:jj2nx6dgmvgr3ofpj6q4dlocjm

Adaptive Motion Estimation Algorithm for H.264/AVC

Svetislav Momcilovic, Nuno Roma, Leonel Sousa
2007 2007 15th International Conference on Digital Signal Processing  
When compared with other fast search approaches, such as the H.264/AVC oriented EPZS algorithm, this algorithm significantly speeds up the motion estimation procedure and substantially decreases the memory  ...  A new adaptive motion estimation algorithm is proposed in this paper.  ...  Rate-distortion based early stopping method The cost function adopted by the H.264/AVC standard is based on RDO [2] .  ... 
doi:10.1109/icdsp.2007.4288633 fatcat:hs3ugtrckjdo5mwiyto3t6qhl4

An SSIM-optimal H.264/AVC inter frame encoder

Chun-Ling Yang, Rong-Kun Leung, Lai-Man Po, Zhi-Yi Mai
2009 2009 IEEE International Conference on Intelligent Computing and Intelligent Systems  
Simulation results show that the proposed algorithm has better rate-distortion performance, especially for image sequences with middle-motion complexity or low encoding bit-rate as comparing with H.264  ...  /AVC using conventional RDO.  ...  Choose the best matching block(s) for each inter prediction mode: This part of the algorithm remains the same as H.264/AVC, and the cost function is shown as follows: ) ( ) , ( ) ( ) , ( MV Bit c s D T  ... 
doi:10.1109/icicisys.2009.5357689 fatcat:5ytxkl647ng37ktca7qtlehg4i

Reversible Watermarking For H.264/Avc Videos

Yih-Chuan Lin, Jung-Hong Li
2011 Zenodo  
In this paper, we propose a reversible watermarking scheme based on histogram shifting (HS) to embed watermark bits into the H.264/AVC standard videos by modifying the last nonzero level in the context  ...  The experimental results have demonstrated that our proposed scheme has acceptable degradation on video quality and output bit-rate for most test videos.  ...  CONCLUSIONS In this paper, we propose a reversible data hiding algorithm that has considered the rate distortion performance for H.264/AVC standard.  ... 
doi:10.5281/zenodo.1056216 fatcat:4qjx3hw6ffhrjpyw7fmnno4xka

Complexity scalable motion estimation control for H.264/AVC

Rico Huijbers, Tanir Ozcelebi, Reinder J. Bril
2011 2011 IEEE International Conference on Consumer Electronics (ICCE)  
In this paper, an extension of an H.264/AVC encoder with complexity scalable motion estimation (ME) control is presented.  ...  Guaranteeing real-time performance for video encoding on platforms with limited resources is becoming increasingly important for consumer electronics applications.  ...  Complexity Scalable Motion Estimation Control for H.264/AVC E. (Rico) A. M. Huijbers, TanÕr Özçelebi, Reinder J.  ... 
doi:10.1109/icce.2011.5722705 fatcat:5kmygdhapramfbyyqclomyhgai

H.264/AVC Video Compression on Smartphones

M P Sharabayko, N G Markov
2017 Journal of Physics, Conference Series  
already reaching the compression efficiency limit of H.264/AVC.  ...  In this paper, we studied the usage of H.264/AVC video compression tools by the flagship smartphones.  ...  These samples are used to analyse H.264/AVC coding tools employed in video compression.  ... 
doi:10.1088/1742-6596/803/1/012141 fatcat:wh7vgzd2grbrtdddjncw2l6gw4

H.264/AVC baseline profile decoder complexity analysis

M. Horowitz, A. Joch, F. Kossentini, A. Hallapuro
2003 IEEE transactions on circuits and systems for video technology (Print)  
In this paper, we study and analyze the computational complexity of a software-based H.264/AVC baseline profile decoder.  ...  Our results indicate that an H.264/AVC baseline decoder is approximately 2.5 times more time complex than an H.263 baseline decoder.  ...  frequencies can be used to estimate the H.264/AVC baseline decoder time complexity for various hardware platforms.  ... 
doi:10.1109/tcsvt.2003.814967 fatcat:iusuhimevvdihay7flxrzarkie

Fpga Design For H.264/Avc Encoder

A. Ben Atitallah, H. Loukil, N. Masmoudi
2011 Zenodo  
In this paper, we describe an FPGA H.264/AVC encoder architecture performing at real-time.  ...  The throughput of the FPGA architecture reaches a processing rate higher than 177 million of pixels per second at 130 MHz, permitting its use in H.264/AVC standard directed to HDTV.  ...  CONCLUSION This paper has presented an FPGA video encoder for H.264/AVC which achieves a real-time performance and has low area cost.  ... 
doi:10.5281/zenodo.1254922 fatcat:gvu33b6hbng35fkelg7qdi3jgi
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