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A Fast and Efficient 3D-HEVC Method for Complexity Reduction Based on the Correlations of Inter-View, Spatio-Temporal, and Texture-Depth

Qiuwen Zhang, Yihan Wang, Tao Wei, Lixun Huang, Rijian Su
2020 IEEE Access  
In this paper, we introduce a fast 3D-HEVC method for the complexity reduction of MVD.  ...  The proposed fast algorithm decides to skip some treeblocks of texture and depth map at the early stage without a normal coding process, which includes fast depth level, early SKIP/Merge mode, adaptive  ...  Since the texture and depth image in MVD represent the same scene, the coding characteristics may be similar in mode decision process.  ... 
doi:10.1109/access.2020.3009424 fatcat:axnf7jacmrh6xknljvwb37ohm4

Fast Mode Decision for 3D-HEVC Depth Intracoding

Qiuwen Zhang, Nana Li, Qinggang Wu
2014 The Scientific World Journal  
In 3D-HEVC depth intracoding, depth modeling mode (DMM) and high efficiency video coding (HEVC) intraprediction mode are both employed to select the best coding mode for each coding unit (CU).  ...  In this paper, a fast mode decision algorithm based on the correlation between texture video and depth map is proposed to reduce 3D-HEVC depth intracoding computational complexity.  ...  Acknowledgments The authors would like to thank the editors and anonymous reviewers for their valuable comments. This work was supported in part by the National Natural Science  ... 
doi:10.1155/2014/620142 pmid:24963512 pmcid:PMC4052507 fatcat:tnl4mhqd6bdvzehhzucwa7j4eu

Low Complexity Mode Decision for 3D-HEVC

Qiuwen Zhang, Nana Li, Yong Gan
2014 The Scientific World Journal  
In this paper, a fast mode decision algorithm based on variable size CU and DE is proposed to reduce 3D-HEVC computational complexity.  ...  High efficiency video coding- (HEVC-) based 3D video coding (3D-HEVC) developed by joint collaborative team on 3D video coding (JCT-3V) for multiview video and depth map is an extension of HEVC standard  ...  Acknowledgments The authors would like to thank the editors and anonymous reviewers for their valuable comments. This work was supported in part by the National Natural Science  ... 
doi:10.1155/2014/392505 pmid:25254237 pmcid:PMC4164800 fatcat:sct4fqbcmjan7puv5gozqwsrdm

A Fast Decision Algorithm for High Efficiency Video Coding

Yong Gan, Xiaorong Zhao, Tianbao Li
2016 International Journal of Multimedia and Ubiquitous Engineering  
In order to improve the encoding speed while avoiding the quality loss, this paper presents a new algorithm for fast CU size decision and mode decision in HEVC intra coding.  ...  Fast mode decision algorithms in video intra coding are very useful and necessary for implementing practical real-time performance of the encoder.  ...  [16] proposed a fast CU size decision and mode decision algorithm for HEVC intra coding.  ... 
doi:10.14257/ijmue.2016.11.2.19 fatcat:4cfoorgblvgntjg245kri3gbbe

A Complexity Reduction Scheme for Depth Coding in 3D-HEVC

Qiuwen Zhang, Yihan Wang, Tao Wei, Bin Jiang, Yong Gan
2019 Information  
In this paper, we introduce a fast scheme to reduce complexity of depth coding in inter and intramode prediction procedure.  ...  3D-high efficiency video coding (3D-HEVC) is the next-generation compression standard for multiview system applications, which has recently been approved by MPEG and VCEG as an extension of HEVC.  ...  A fast mode decision method is introduced in Shen and Zhang [16] to minimize depth coding complexity.  ... 
doi:10.3390/info10050164 fatcat:e3rwd22dpnagrld2k7neb2rgwe

Fast depth decision with enlarged coding block sizes for HEVC intra coding of 4K ultra-HD video

Rujun Wei, Rong Xie, Liang Zhang, Li Song
2015 2015 IEEE Workshop on Signal Processing Systems (SiPS)  
In this paper, a fast depth decision algorithm with enlarged block sizes is proposed to speed up HEVC intra coding for 4K Ultra-HD video.  ...  Then, gradient information of an image is exploited for early CU termination to optimize CU partition process.  ...  In this paper, we proposed a fast depth decision algorithm with enlarged coding block sizes for HEVC intra coding of 4K Ultra-HD video.  ... 
doi:10.1109/sips.2015.7345031 dblp:conf/sips/WeiXZS15 fatcat:avtqelvy3rdphpv6acjjykicvq

Fast Inter-Mode Decision Algorithm for High-Efficiency Video Coding Based on Textural Features

Juan He, Xiaohai He, Xiangqun Li, Linbo Qing
2014 Journal of Communications  
The experimental results showed that, compared with inter-mode decision algorithm in HEVC standard, the time of this method is saved 45.35% on average with little loss of coding efficiency and PSNR (peak  ...  fast inter-mode decision algorithm based on image texture features and by using Sobel operator the edge features are extracted from CU which is partitioned by simulation, and then the final partitioning  ...  CONCLUSION An algorithm of fast CU size decision based on Sobel operator is proposed in this paper, before taking LCU coding in HM code, by using textural features between video images, this algorithm  ... 
doi:10.12720/jcm.9.5.441-447 fatcat:hjumigjsoneshbzmrrvtdky3re

Fast Intra Prediction Algorithm with Enhanced Sampling Decision for H.265/HEVC

Sio-Kei Im, Mohammad Mahdi Ghandi, Ka-Hou Chan
2017 Proceedings of the 12th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications  
Fast Intra Prediction Algorithm with Enhanced Sampling Decision for H.265/HEVC.  ...  A rough mode decision method based on image component sampling is proposed to reduce the number of candidate modes for rough mode decision and RD optimization.  ...  Related Work In order to reduce the complexity of intra coding in H.265/HEVC, there have been many algorithms proposed in the literature focusing on fast intra mode decision and fast CU size decision.  ... 
doi:10.5220/0006131400600067 dblp:conf/visapp/ImGC17 fatcat:4xqn6eon7fdpfgyjv2mj6vspli

Fast Depth Intra Mode Decision Based on Mode Analysis in 3D Video Coding

Jin Young Lee
2019 Electronics  
To reduce the complexity, we propose a fast depth intra mode decision method based on mode analysis.  ...  Multiview video plus depth (MVD), which consists of a texture image and its associated depth map, has been introduced as a 3D video format, and 3D video coding, such as 3D-HEVC, was developed to efficiently  ...  Conclusions This paper proposed the fast intra mode decision method in 3D-HEVC depth coding.  ... 
doi:10.3390/electronics8040430 fatcat:4fmwahypv5f6piie5puqjogvnu

Block-level fast coding scheme for depth maps in three-dimensional high efficiency video coding

Mário Saldanha, Gustavo Sanchez, César Marcon, Luciano Agostini
2018 Journal of Electronic Imaging (JEI)  
A block-level fast coding scheme for depth maps coding in 3D-high efficiency video coding (3D-HEVC) is presented.  ...  Block-level fast coding scheme for depth maps in three-dimensional high efficiency video coding," Abstract.  ...  Authors also would like to thank CAPES, CNPq, and FAPERGS Brazilian research agencies for supporting the development of this work.  ... 
doi:10.1117/1.jei.27.1.010502 fatcat:lagxymoeufaubo2c4pcp4mrpma

Fast Algorithm with Early Termination CU Split and Mode Decision

Yong Gan, Xiaorong Zhao, Qiuwen Zhang
2015 International Journal of Control and Automation  
So this paper proposes a fast algorithm through early termination of the CU (Coding Unit) splitting and mode decision.  ...  In addition, based on the analysis of candidate modes which were obtained by the rough mode decision, the adjacent mode is used to early terminate the RDO process to reduce the computational complexity  ...  In fact, researching the fast mode decision algorithm for HEVC has become one of hot spots in the field of video coding technology, which has broad prospects.  ... 
doi:10.14257/ijca.2015.8.2.09 fatcat:3toepngkgvgizpvcmbnkk7odke

Novel Intermode Prediction Algorithm for High Efficiency Video Coding Encoder

Chan-seob Park, Gwang-Soo Hong, Byung-Gyu Kim
2014 Advances in Multimedia  
In this paper, we propose a fast CU depth decision algorithm for HEVC technology to reduce its computational complexity.  ...  In the HEVC, there are three units in block structure: coding unit (CU), prediction unit (PU), and transform unit (TU). The CU is the basic unit of region splitting like macroblock (MB).  ...  Conclusions In this paper, we have proposed a fast CU depth decision algorithm based on the RD cost comparison for high efficiency video coding (HEVC) technology to reduce its computational complexity.  ... 
doi:10.1155/2014/196035 fatcat:sifw5rfkxfdszacecvhyngtmbu

Coding unit splitting early termination for fast HEVC intra coding based on global and directional gradients

Mohammadreza Jamali, Stephane Coulombe
2016 2016 IEEE 18th International Workshop on Multimedia Signal Processing (MMSP)  
Li, "Fast CU Size Decision and PU Mode Decision Algorithm in HEVC Intra Coding", in Proc. of the IEEE International Conference on Image Processing (ICIP), 2015 [3] W. Shi, X. Jiang, T. Song and T.  ...  HEVC intra coding -Fast mode decision • 9 22-Sep-16 Literature Review • Depth information of the neighboring CUs [2] • A bottom-up approach to find an optimum depth [3] [2Literature Review  ... 
doi:10.1109/mmsp.2016.7813356 dblp:conf/mmsp/JamaliC16 fatcat:erubelwnuzgrbplllu5f6uwwfi

Edge Detector Based Fast Level Decision Algorithm for Intra Prediction of HEVC

Wen Shi, Xiantao Jiang, Tian Song, Takashi Shimamoto
2015 Journal of Signal Processing  
It is mainly composed of a bottom-up level decision method and an efficient decision flow based on an authentic image feature.  ...  This paper proposes a fast algorithm for the intra prediction of HEVC, which can efficiently decide the level on the basis of the roberts-cross edge detector.  ...  Section 2 introduces and analyzes the intra coding of HEVC. The proposed algorithm for fast level decision is presented in Section 3.  ... 
doi:10.2299/jsp.19.67 fatcat:l6phr3vkojgpper3wrwh7zrrkq

Special issue on architectures and algorithms of high-efficiency video coding (HEVC) standard for real‐time video applications

Byung‐Gyu Kim, Kostas Psannis, Dong‐San Jun
2016 Journal of Real-Time Image Processing  
HEVC is meant to meet the new demand in UHD TV which has large resolution, high frame rates and limited bandwidth.  ...  Recently, HEVC has been developed as a new video coding standard, mainly focusing on the coding of ultrahigh definition (UHD) videos, noting that high-resolution and high-quality videos are getting increasingly  ...  Mohammadreza Ramezanpour and Farzad Zargari suggest a solution for fast I-frame coding in HEVC standard by using homogeneity of coding units (CUs) in the paper entitled ''Fast HEVC I-frame Coding based  ... 
doi:10.1007/s11554-016-0595-x fatcat:dwsuy3epfbcp5ibemq3dbgp4fe
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