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Reducing the Complexity of a Multiview H.264/AVC and HEVC Hybrid Architecture

A. J. Díaz-Honrubia, J. De Praeter, J. L. Martínez, P. Cuenca, G. Van Wallendael
2016 Journal of Signal Processing Systems  
By using Naïve-Bayes classifiers, the proposed technique exploits the information gathered in the encoding of the H.264/AVC view to make decisions on the splitting of coding units in HEVC side views.  ...  However, it requires long encoding times due to the use of HEVC.  ...  Acknowledgements This work has been jointly supported by the MINECO and European Commission (FEDER funds) under the projects TIN2012-38341-C04-04 and TIN2015-66972-C5-2-R.  ... 
doi:10.1007/s11265-016-1156-z fatcat:smfnghsqt5gkhebdftv7edja7e

Machine learning-based H.264/AVC to HEVC transcoding via motion information reuse and coding mode similarity analysis

Hongwei Lin, Xiaohai He, Linbo Qing, Shan Su, Shuhua Xiong
2019 IET Image Processing  
However, most video resources are now encoded using the H.264/AVC standard.  ...  Consequently, there is a growing need for fast H.264/AVC to HEVC transcoders to facilitate the migration to the updated standard.  ...  Fig. 1 Fig. 2 12 Fig. 1 Block splitting in H.264/AVC and quadtree of CTU splitting, PU structure in HEVC; PU in HEVC (a) Partitions of MB in H.264/AVC, (b) Quadtree structure of CU in HEVC, (C) Structure  ... 
doi:10.1049/iet-ipr.2018.5703 fatcat:fvoburmysvdwpakvmeg2wuhnc4

Efficient realization of parallel HEVC intra encoding

Yanan Zhao, Li Song, Xiangwen Wang, Min Chen, Jia Wang
2013 2013 IEEE International Conference on Multimedia and Expo Workshops (ICMEW)  
The emerging next generation video coding standard -HEVC (High Efficiency Video Coding) achieves more than 50% bitrate reduction in comparison with its predecessor H.264/AVC under the same visual quality  ...  Then an efficient parallelization encoding strategy is proposed and implemented on x265, the first open source HEVC encoder targeted to real-time application, to demonstrate its potentiality.  ...  Several works haven targeted to parallel processing for H.264/AVC. Ref [11] analyzed the intra coding dependency in H.264/AVC and AVS, and simulated with a Graphic Processing Unit (GPU).  ... 
doi:10.1109/icmew.2013.6618415 dblp:conf/icmcs/ZhaoSWCW13 fatcat:fpwclr36ujbqnm3py2zp2cv22q

Hybrid Video Signal Coding Technologies: Past, Current and Future [article]

Miaohui Wang, Ngan King Ngi
2016 arXiv   pre-print
Additionally, as can be seen from the developments of H.264/AVC and HEVC, most of the current coding tools, such as prediction, transformation and entropy coding, have less room to improve in the compression  ...  The growing needs for high-quality video applications have resulted in a lot of studies and developments in video signal coding.  ...  in H.264/AVC .  ... 
arXiv:1607.05808v1 fatcat:inclitxiynfq7hovu2amjxicga

Efficient Coding Tree Unit (CTU) Decision Method for Scalable High-Efficiency Video Coding (SHVC) Encoder [chapter]

Chou-Chen Wang, Yuan-Shing Chang, Ke-Nung Huang
2016 Recent Advances in Image and Video Coding  
HEVC can achieve an average bit rate decrease of 50% in comparison with H.264/AVC while still maintaining video quality.  ...  Therefore, we develop an efficient CTU decision method by combing temporal-spatial searching order algorithm (TSSOA) in BL and a fast inter-layer searching algorithm (FILSA) in EL to speed up the encoding  ...  From the Reference [18] , we can find that the encoding complexity of HEVC is higher than that of H.264/AVC encoder.  ... 
doi:10.5772/64847 fatcat:2rj544wykbhgbedj4ziicjv26e

HEVC Complexity and Implementation Analysis

F. Bossen, B. Bross, K. Suhring, D. Flynn
2012 IEEE transactions on circuits and systems for video technology (Print)  
HEVC encoders are expected to be several times more complex than H.264/AVC encoders and will be a subject of research in years to come. Index Terms-High Efficiency Video Coding (HEVC), video coding.  ...  Overall, the complexity of HEVC decoders does not appear to be significantly different from that of H.264/AVC decoders; this makes HEVC decoding in software very practical on current hardware.  ...  All cited VCEG and JVT documents are also publicly available and can be downloaded at http://wftp3.itu.int/av-arch in the video-site and jvt-site folders, respectively.  ... 
doi:10.1109/tcsvt.2012.2221255 fatcat:iccwjz3mkfae5ahb6rft4w756i

Maximum-Entropy-Model-Enabled Complexity Reduction Algorithm in Modern Video Coding Standards

Xiantao Jiang, Tian Song, Takafumi Katayama
2020 Symmetry  
Compared with the H.265/HEVC reference model, the proposed method can reduce the average encoding time by 53.27% and 56.36% under low delay and random access configurations, while Bjontegaard Delta Bit  ...  For the case analysis, the proposed method is based on High Efficiency Video Coding (H.265/HEVC) standards.  ...  However, for the H.264/AVC and H.265/HEVC encoders, the maximum CU sizes are different, and the coded block flag (CBF) definitions are different.  ... 
doi:10.3390/sym12010113 fatcat:32askopnjralplabd4asob7bee

Computational complexity reduction in HEVC intra prediction using dual tree complex wavelet transform and holoentropy

Swati Vinod Sakhare, Dr. Upena D. Dalal
2020 Asian journal of convergence in technology  
The encoding process in HEVC system is performed using clustered entropy computing, which distinguishes the video information has useful outliers.  ...  Compared to the current state of the art algorithms, the experimental results show that this scheme is computationally simple and achieves superior reconstructed video quality at less computational complexity  ...  The main goal of HEVC is to double the compression efficiency of his predecessor, the H.264/AVC.  ... 
doi:10.33130/ajct.2020v06i02.004 fatcat:fzf5z6otsbejhocpltmpnsqz2e

Area & Power Efficient VLSI Architecture of Mode Decision in Integer Motion Estimation for HEVC Video Coding Standard

EL Ansari Abdessamad, Nejmeddine Bahri, Anass Mansouri, Nouri Masmoud, Ahaitouf Ali
2019 International Journal of Electrical and Computer Engineering (IJECE)  
, which is the most critical algorithm in the recent video encoding standard HEVC.  ...  In fact, this standard introduced new large variable block sizes for the motion estimation algorithm and therefore the SAD requires a more reduced execution time in order to achieve the real time processing  ...  The authors would like to thank the Moroccan and Tunisian governments for their financial support.  ... 
doi:10.11591/ijece.v9i4.pp2469-2480 fatcat:vpiawycrkje6zoj2s7shkz6r2e

Recent Advances on HEVC Inter-frame Coding: From Optimization to Implementation and Beyond

Yongfei Zhang, Chao Zhang, Rui Fan, Siwei Ma, Zhibo Chen, C.-C. Jay Kuo
2019 IEEE transactions on circuits and systems for video technology (Print)  
High Efficiency Video Coding (HEVC) has doubled the video compression ratio with equivalent subjective quality as compared to its predecessor H.264/AVC.  ...  To the best of our knowledge, this is the first such comprehensive review of the recent advances of the inter-frame coding for HEVC and hopefully it would help the improvement, implementation and applications  ...  As known, the search window for H.264/AVC is 16 and is extended to 64 in HEVC.  ... 
doi:10.1109/tcsvt.2019.2954474 fatcat:fuqoa764urfs7kacej6m7bxcdm

Designing A Novel Selective, Fast and Efficient Encryption Scheme For HEVC Video Sequences

Mokhtar Ouamri, Kamel Mohamed Faraoun
2015 Journal of Multimedia Processing and Technologies  
Emerging High efficiency video coding (HEVC) is expected to be widely adopted in network applications for high definition devices and mobile terminals.  ...  The scheme preserves format compliance and size of the encrypted HEVC bit stream, and provides high visual degradation with optimized encryption space defined by selected Golomb-Rice suffixes.  ...  We note that the proposed technique is one of the first selective encryption techniques characterized by format compliance and optimized encryption space for the HEVC encoding standard.  ... 
dblp:journals/jmpt/MokhtarOuamriF15 fatcat:ceric3754jfw3cly6z2qiokwby

Decoder Hardware Architecture for HEVC [chapter]

Mehul Tikekar, Chao-Tsung Huang, Chiraag Juvekar, Vivienne Sze, Anantha Chandrakasan
2014 Integrated Circuits and Systems  
As a reference, results for an HEVC decoder test chip are also presented.  ...  These challenges can be attributed to the larger and diverse coding block sizes and transform sizes, the larger interpolation filter for motion compensation, the increased number of steps in intra prediction  ...  Standard HEVC WD4 HEVC H.264/AVC HP/MVC H.264 HP H.264/AVC HP SVC/MVC H.264/AVC BP JPEG, MPEG-1/2, MPEG-4, H.264 BP Maximum Specification 3840×2160 @ 30 fps 1920×1080 @ 35 fps  ... 
doi:10.1007/978-3-319-06895-4_10 dblp:series/icas/TikekarHJSC14 fatcat:f6mlaxns5je3hnhuifvkizvtnu

Syntax Element Partitioning for high-throughput HEVC CABAC decoding

Philipp Habermann, Chi Ching Chi, Mauricio Alvarez-Mesa, Ben Juurlink
2017 2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)  
Syntax Element Partitioning (SEP) has been proposed for the H.264/AVC video compression standard to address this issue and the limitations of other parallelization techniques.  ...  Encoder and decoder implementations of the High Efficiency Video Coding (HEVC) standard have been subject to many optimization approaches since the release in 2013.  ...  This proposal requires a modification of the bitstream format and is therefore not compliant with the H.264/AVC standard.  ... 
doi:10.1109/icassp.2017.7952368 dblp:conf/icassp/HabermannCMJ17 fatcat:es7tfy2u35gqlfa7e7hlz3lzcq

Robust and fast selective encryption for HEVC videos

Mokhtar Ouamri, Kamel M. Faraoun
2014 Journal of Communications Software and Systems  
Emerging High efficiency video coding (HEVC) is expected to be widely adopted in network applications for high definition devices and mobile terminals.  ...  The scheme preserves format compliance and size of the encrypted HEVC bitstream, and provides high visual degradation with optimized encryption space defined by selected Golomb–Rice suffixes.  ...  used in H.264/AVC standard [4] .  ... 
doi:10.24138/jcomss.v10i4.118 fatcat:zlw2ez53ynd5flodnog3mkih3a

Memory-aware Workload Balancing Technique based on Decision Trees for Parallel HEVC Video Coding

Iago Storch, Bruno Zatt, Luciano Agostini, Guilherme Correa, Daniel Palomino
2020 Journal of Integrated Circuits and Systems  
Therefore, this paper proposes a workload balancing technique aiming to speed up the HEVC parallel encoding using Tiles.  ...  from HEVC standard.  ...  study was financed in part by the Coordenação de Aperfeiçoamento de Pessoal de Nível Superior -Brasil (CAPES) -Finance Code 001, Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq), and  ... 
doi:10.29292/jics.v15i3.96 fatcat:iiqv6s24ufgyjiw3mwv7qydmzi
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