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Fast 3D-HEVC Depth Intra Coding Based on Boundary Continuity

Mei-Juan Chen, Jie-Ru Lin, Yu-Chih Hsu, Yi-Sheng Ciou, Chia-Hung Yeh, Min-Hui Lin, Lih-Jen Kau, Chuan-Yu Chang
2021 IEEE Access  
INDEX TERMS 3D-HEVC, Depth Map, Intra Coding, Fast Algorithm, Boundary Continuity.  ...  In this paper, fast algorithms are conceived to accelerate the intra coding time of the depth map based on boundary continuity.  ...  In this paper, we accelerate the depth map intra coding of 3D-HEVC based on boundary continuity. Three fast coding methods are proposed.  ... 
doi:10.1109/access.2021.3083498 fatcat:bmxrwvzkubh3lmbmnesbbhcfta

Bayesian-theory-based Fast CU Size and Mode Decision Algorithm for 3D-HEVC Depth Video Inter-coding

2018 KSII Transactions on Internet and Information Systems  
However, the depth video in 3D-HEVC is time consuming. To reduce the complexity of the depth video inter coding, we propose a fast coding unit (CU) size and mode decision algorithm.  ...  The advanced 3D extension of the high efficiency video coding (3D-HEVC) standard introduces new prediction tools to improve the coding performance of depth video.  ...  Therefore, the joint collaborative team on 3D video coding extension development (JCT-3V) drafted a 3D video coding standard based on the high efficiency video coding (HEVC) standard which is called 3D-HEVC  ... 
doi:10.3837/tiis.2018.04.018 fatcat:nhj3tpvvq5gpjn6mf2zkijzq2y

A Flexible Lossy Depth Video Coding Scheme Based on Low-rank Tensor Modelling and HEVC Intra Prediction for Free Viewpoint Video [article]

Mansi Sharma, Santosh Kumar
2021 arXiv   pre-print
In this paper, we introduce a novel low-complexity scheme for depth video compression based on low-rank tensor decomposition and HEVC intra coding.  ...  Skipping conventional intra coding modes and DMMs in depth coding limits practical applicability of the HEVC for 3D display applications.  ...  In this paper, we introduce a novel low-complexity scheme for depth video compression based on low-rank tensor decomposition and HEVC intra coding.  ... 
arXiv:2104.04678v1 fatcat:qjadbghnqzckjcjkxilqp5tbve

Depth Intra Coding for 3D Video Based on Geometric Primitives

Philipp Merkle, Karsten Muller, Detlev Marpe, Thomas Wiegand
2016 IEEE transactions on circuits and systems for video technology (Print)  
This paper presents an advanced depth intra-coding approach for 3D video coding based on the High Efficiency Video Coding (HEVC) standard and the multiview video plus depth (MVD) representation.  ...  Index Terms-3D video coding, 3D video extension of HEVC (3D-HEVC), depth intra coding, High Efficiency Video Coding (HEVC), inter component prediction, mesh extraction, multiview video plus depth (MVD)  ...  Based on the 3D-HEVC extension, our approach fully substitutes the intra-prediction modes as well as the residual coding method of HEVC for depth intra pictures and intra blocks.  ... 
doi:10.1109/tcsvt.2015.2407791 fatcat:uigoedmnnnhnvlrb7ojita6fju

Scalable Coding of Depth Images with Synthesis-Guided Edge Detection

2015 KSII Transactions on Internet and Information Systems  
First, we design a new edge detection algorithm that is based on calculating the depth difference between two neighboring pixels within the depth map.  ...  A scalable scheme is also designed for coding depth pixels through a layered sampling structure.  ...  with HEVC intra coding.  ... 
doi:10.3837/tiis.2015.10.019 fatcat:dgf6o5odkbdgbjhl2davihjfua

Encoder-Driven Inpainting Strategy in Multiview Video Compression

Yu Gao, Gene Cheung, Thomas Maugey, Pascal Frossard, Jie Liang
2016 IEEE Transactions on Image Processing  
Efficiency Video Coding implementation using fixed 16 × 16 block size. 1 Depth images can be acquired directly using depth sensors [2], or computed from neighboring color images using stereo-matching  ...  In particular, after pixels in a reference view are projected to a target view via depth-image-based rendering at the decoder, the remaining holes in the target view are filled via an inpainting process  ...  As the rendered boundaries are not smoothed by the DCT-based coding in 3D-HEVC, and as the coding blocks along boundaries do not change the pixel values in the rendered region using most of our modes,  ... 
doi:10.1109/tip.2015.2498400 pmid:26561432 fatcat:ecdvt323z5dlrkwxhy6g3m3gnq

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.  ...  Thus, a multiview H.264/Advance Video Coding (AVC) and High Efficiency Video Coding (HEVC) hybrid architecture was proposed in the standardization process of HEVC.  ...  Thus, on the one hand, the 3D video coding technology based on H.264/MVC either lacks high quality 3D perception or has a limited coding efficiency compared with the new HEVC High Efficiency Video Coding  ... 
doi:10.1007/s11265-016-1156-z fatcat:smfnghsqt5gkhebdftv7edja7e

HEVC-based 3D holoscopic video coding using self-similarity compensated prediction

Caroline Conti, Luís Ducla Soares, Paulo Nunes
2016 Signal processing. Image communication  
In this context, this paper discusses the requirements and challenges for 3D holoscopic video coding, and presents an efficient 3D holoscopic coding scheme based on High Efficiency Video Coding (HEVC).  ...  Extensive experiments were conducted, and have shown that the proposed solution is able to outperform HEVC as well as other coding solutions proposed in the literature.  ...  While addressing the aforementioned challenges, this paper proposes an efficient 3D holoscopic codec for Intra and Inter coding based on HEVC.  ... 
doi:10.1016/j.image.2016.01.008 fatcat:qoh22sunafh27l5uodb54h6hva

CTU Depth Decision Algorithms for HEVC: A Survey [article]

Ekrem Cetinkaya, Hadi Amirpour, Mohammad Ghanbari, Christian Timmerer
2021 arXiv   pre-print
The Coding Tree Unit (CTU) is the main building block used in HEVC. In the HEVC standard, frames are divided into CTUs with the predetermined size of up to 64x64 pixels.  ...  High-Efficiency Video Coding (HEVC) surpasses its predecessors in encoding efficiency by introducing new coding tools at the cost of an increased encoding time-complexity.  ...  [107] provide an overview of depth map coding approaches for 3D-HEVC along with proposing a decisiontree-based depth coding algorithm.  ... 
arXiv:2104.08328v2 fatcat:fu6hsqce5vg5leprdd7vwhxw7a

Fast Depth Video Coding with Intra Prediction on VVC

2020 KSII Transactions on Internet and Information Systems  
Our proposed method is incorporated into VVC intra prediction for fast coding of depth videos.  ...  Finally, early termination of CU splitting is performed at each CU depth level based on the Bayesian theorem.  ...  Based on the coding information from the spatial neighboring depth map treeblocks and co-located texture video treeblocks, Zhang et al. introduced an efficient early termination algorithm for 3D-HEVC depth  ... 
doi:10.3837/tiis.2020.07.016 fatcat:lm42mo7fzzbutdpcvpicgil4iq

Quality of Experience (QoE)-Aware Fast Coding Unit Size Selection for HEVC Intra-prediction

Buddhiprabha Erabadda, Thanuja Mallikarachchi, Chaminda Hewage, Anil Fernando
2019 Future Internet  
In this context, this paper proposes a content-adaptive Coding Unit (CU) size selection algorithm for HEVC intra-prediction.  ...  For instance, the brute force evaluation of all possible combinations of available coding modes and quadtree-based coding structure in HEVC to determine the optimum set of coding parameters for a given  ...  A similar correlation analysis is carried out between Base and Enhancement Layers of Scalable HEVC (SHVC) to achieve fast intra-coding in [20] .  ... 
doi:10.3390/fi11080175 fatcat:becizamxkvaqladyyavi6isnfy

2019 Index IEEE Transactions on Circuits and Systems for Video Technology Vol. 29

2019 IEEE transactions on circuits and systems for video technology (Print)  
Zhang, P., +, TCSVT Dec. 2019 3673-3686 Embedded systems Performance Analysis of Depth Intra-Coding in 3D-HEVC.  ...  ., +, TCSVT Feb. 2019 582-593 Dual codes Texture-Distortion-Constrained Joint Source-Channel Coding of Multi- View Video Plus Depth-Based 3D Video.  ... 
doi:10.1109/tcsvt.2019.2959179 fatcat:2bdmsygnonfjnmnvmb72c63tja

High Bit-Depth Seismic Data Compression: A Novel Codec Under the Framework of HEVC

Milos Radosavljevic, Zixiang Xiong, Ligang Lu, Detlef Hohl, Dejan Vukobratovic
2020 IEEE Access  
INDEX TERMS High bit-depth seismic data compression, 3D volumetric seismic data, HEVC.  ...  , 97.96% for P2-configuration and 98.64% for B-configuration on 3D wavefield dataset, with negligible coding performance losses.  ...  In addition, Fig. 8 plots performance comparison of the wavelet-based codec for one trace image (Alaska 31-81 line), and one 3D wavefield sequence.  ... 
doi:10.1109/access.2020.3003682 fatcat:wfnlzgd77fhgdpylfrtepd73mi

2020 Index IEEE Transactions on Circuits and Systems for Video Technology Vol. 30

2020 IEEE transactions on circuits and systems for video technology (Print)  
., +, TCSVT Oct. 2020 3598-3607 Fast Depth Map Intra Coding for 3D Video Compression-Based Tensor Feature Extraction and Data Analysis.  ...  Yin, J., +, TCSVT Aug. 2020 2477-2488 D Data analysis Fast Depth Map Intra Coding for 3D Video Compression-Based Tensor Feature Extraction and Data Analysis.  ...  ., +, TCSVT Sept. 2020 3238-3252 Algorithm and VLSI Architecture Co-Design on Efficient Semi-Global Stereo Matching. Zhang, X., +,  ... 
doi:10.1109/tcsvt.2020.3043861 fatcat:s6z4wzp45vfflphgfcxh6x7npu

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

Xiantao Jiang, Tian Song, Takafumi Katayama
2020 Symmetry  
For the case analysis, the proposed method is based on High Efficiency Video Coding (H.265/HEVC) standards.  ...  The classification features consist of the spatio-temporal information of the CU, including the rate–distortion (RD) cost, coded block flag (CBF), and depth.  ...  [14] proposes a depth-segmentation-enabled complexity reduction algorithm for 3D-HEVC inter-prediction, where the depth map can be classified as background, mid-ground, and foreground.  ... 
doi:10.3390/sym12010113 fatcat:32askopnjralplabd4asob7bee
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