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Perceptually-friendly rate distortion optimization in high efficiency video coding
2015
2015 23rd European Signal Processing Conference (EUSIPCO)
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We propose the employment of a perceptual video quality metric in measuring the distortion in the High Efficiency Video Coding (HEVC) Standard. ...
Index Terms-Perceptual video coding, rate distortion optimization (RDO), human visual system (HVS), PSNR-HVS, high efficiency video coding (HEVC) ...
In [11] - [14] , a perceptual mode selection scheme based on SSIM is integrated into the rate distortion optimization of H.264. ...
doi:10.1109/eusipco.2015.7362356
dblp:conf/eusipco/ValizadehNW15
fatcat:n5dyk5fig5dctnadmk6j4pnxyu
HEVC enhancement using content-based local QP selection
2016
2016 IEEE International Conference on Image Processing (ICIP)
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: just noticeable distortion (JND) [7, 8] methods [9] , contrast sensitivity [10] based quality metrics [11] , similarity measures [12, 13] , assessment methods based on spatial/temporal information ...
The latter feature is mainly used in conjunction with rate control applications. ...
doi:10.1109/icip.2016.7533154
dblp:conf/icip/ZhangB16
fatcat:odq5em2kires3pyk3fkdcjipoa
A Rate Perceptual-Distortion Optimized Video Coding HEVC
2018
IEICE transactions on information and systems
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In this paper, a perceptual distortion based rate-distortion optimized video coding scheme for High Efficiency Video Coding (HEVC) is proposed. ...
Structural Similarity Index (SSIM) in transform domain, which is known as distortion metric to better reflect human's perception, is derived for the perceptual distortion model to be applied for hierarchical ...
As one of the perceptual video coding schemes, a just-noticeable difference (JND) model based perceptual video coding was proposed in [22] , where a pixel-domain JND model for the transform skip mode ...
doi:10.1587/transinf.2018edp7164
fatcat:mqven4zgcjeh7axlowbzyvkbi4
Efficient Color Artifact Removal Algorithm Based on High Efficiency Video Coding (HEVC) for High Dynamic Range Video Sequences
2020
IEEE Access
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First, we extract the candidate coding units (CUs) with the annoying area to the human eye based on the just noticeable distortion (JND) model. ...
INDEX TERMS Color artifact, HDR/WCG, HEVC, perceptual artifact, quality improvement, video compression, adaptive QP control mechanism. ...
The PQ-TF is designed for mapping floating point HDR signal to 10-bit integer within just noticeable distortion (JND) of the human visual system (HVS). ...
doi:10.1109/access.2020.2984012
fatcat:xqencbet2vbn7hppvxtn25bbyq
Perception-Based CTU Level Bit Allocation for Intra High Efficiency Video Coding
2019
IEEE Access
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To address this problem, in this paper, a perception based Coding Tree Unit (CTU) level bit allocation algorithm for intra High Efficiency Video Coding (HEVC) is proposed, which aims to minimize the perceptual ...
INDEX TERMS Perceptual coding, bit allocation, rate control, high efficiency video coding. ...
Then, the associated perceptual weighting factor is derived and utilized in HEVC to guide the bit allocation in CTU level for rate control. 2) Four models of Rate (R) and Perceptually Weighted Distortion ...
doi:10.1109/access.2019.2948709
fatcat:plijkl6jgjg7vpjntvcocbddde
Perceptual Adaptive Quantization Parameter Selection using Deep Convolutional Features for HEVC Encoder
2020
IEEE Access
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In this paper, we propose a perceptual adaptive quantization based on a deep neural network on high efficiency video coding (HEVC) for bitrate reduction while maintaining subjective visual quality. ...
Experimental results reveal that the proposed perceptual adaptive QP selection can facilitate bitrate savings up to 65.73% and 47.68% and improve the BD-rate based on SSIM by approximately 20.68% and 14.27% ...
[49] proposed a DNN-based rate control for Intra coded pictures in HEVC that is designed to predict the parameters of the R − λ rate control model. ...
doi:10.1109/access.2020.2976142
fatcat:7xedyyrdv5c3hingx37g3qodgm
Analysis of the Perceptual Quality Performance of Different HEVC Coding Tools
2021
IEEE Access
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We have observed just noticeable perceptual differences at QPs 37 and 42 with respect to the original frame. These artifacts are more noticeable when the in-loop filters are disabled. ...
CONCLUSIONS In this article, we have analyzed how the HEVC coding configuration parameters impact the perceptual rate-distortion. ...
doi:10.1109/access.2021.3062938
fatcat:veuqzfor6bghrggjrqiwhmjpx4
A Survey on Perceptually Optimized Video Coding
[article]
2022
arXiv
pre-print
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Thirdly, we review perceptual video coding optimizations from four key aspects, including perceptually optimized bit allocation, rate-distortion optimization, transform and quantization, filtering and ...
In this paper, we present a broad and systematic survey on perceptually optimized video coding. ...
[46] proposed learning-based Just-Noticeable-Quantization-Distortion (JNQD) models, LR-JNQD and CNN-JNQD, for perceptual video coding, which were able to adjust JND levels according to quantization ...
arXiv:2112.12284v2
fatcat:epphkkngbbdpreaxqkekssufli
Estimation of perceptual redundancies of HEVC encoded dynamic textures
2016
2016 Eighth International Conference on Quality of Multimedia Experience (QoMEX)
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We demonstrated the possible rate saving by utilizing these redundancies. ...
In this paper, we considered short term homogeneous patches that fall into the foveal vision as dynamic textures, for which a psychophysical test was used to estimate their amount of perceptual redundancies ...
The just noticeable difference/distortion (JND), is the threshold at which the change of certain physical quantity causes a perceptual difference. ...
doi:10.1109/qomex.2016.7498931
dblp:conf/qomex/NaserRC16
fatcat:5dukltcncfcl3mq3b5j3avbtfm
A Survey on Perceptually Optimized Video Coding
2022
ACM Computing Surveys
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Thirdly, we review perceptual video coding optimizations from four key aspects, including perceptually optimized bit allocation, rate-distortion optimization, transform and quantization, filtering and ...
In this paper, we present a broad and systematic survey on perceptually optimized video coding. ...
[46] proposed learning-based Just-Noticeable-Quantization-Distortion (JNQD) models, LR-JNQD and CNN-JNQD, for perceptual video coding, which were able to adjust JND levels according to quantization ...
doi:10.1145/3571727
fatcat:qtptujvhb5e6phz64jw2xzf32m
A Perceptual Video Coding Based on JND Model
2018
Journal of Computer and Communications
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noticeable distortion model (JND). ...
In view of the fact that the current high efficiency video coding standard does not consider the characteristics of human vision, this paper proposes a perceptual video coding algorithm based on the just ...
In order to get the perceptual redundancy, researchers have done a lot of work, of which the widely accepted model is the just noticeable distortion model. ...
doi:10.4236/jcc.2018.64005
fatcat:d4lglmfi6bguhepau7apfest54
High Efficiency Video Coding Compliant Perceptual Video Coding Using Entropy Based Visual Saliency Model
2019
Entropy
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Moreover, the proposed PVC scheme performs better than other HEVC based PVC schemes when encoded at low data rates. ...
Efficient CTU level rate control is achieved by allocating bits to salient and non-salient CTUs by adjusting the quantization parameter values according to their perceptual weighted map. ...
In Reference [17] , a variable block-sized DCT kernel-based just-noticeable difference (JND) profile is proposed for PVC, where transform coefficients are suppressed according to perceptual distortion ...
doi:10.3390/e21100964
fatcat:ssh6qdzvqbglpmxwisumenj7t4
Rate Control Technology for Next Generation Video Coding Overview and Future Perspective
2022
Electronics
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Rate control (RC) is part of rate distortion optimization (RDO) whose job is to find the optimal solution based on balancing rate and distortion. ...
Secondly, the paper surveys, in detail, the research progress in the field of rate control and analyzes several mainstream research directions. ...
[45] also proposed a rate control method for HEVC based on just noticeable distortion (JND), which uses the JND factor as the weight of bit allocation to establish a rate-distortion model which improves ...
doi:10.3390/electronics11234052
fatcat:fv73raizt5hzddlto6m24plpii
Recent Advances in Rate Control: From Optimization to Implementation and Beyond
[article]
2022
arXiv
pre-print
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Rate control (RC) plays a critical role in video coding. ...
Most RC algorithms directly or indirectly characterize the relationship between the bit rate (R) and quantization (Q) and then allocate bits for every coding unit to guarantee the global bit rate and video ...
Zhou et al. adopted a just-noticeable distortion (JND) factor to build a λ-domain model that can well describe the distortion of the perceptual field to be used for bit allocation. ...
arXiv:2205.10815v1
fatcat:6fy7e4bn6vgkbifsszb4xkp4ja
New adaptive filters as perceptual preprocessing for rate-quality performance optimization of video coding
2017
Signal processing. Image communication
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A just noticeable distortion (JND) model is then introduced in the novel BilAWA and TBil filters to adaptively control the strength of the filtering process, taking into account the human visual sensitivity ...
to signal distortion. ...
JUST NOTICEABLE DISTORTION (JND) DRIVEN ADAPTIVE FILTER
A. ...
doi:10.1016/j.image.2016.12.003
fatcat:rzauk3xd4nc7rogo6h6wtm2o4y
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