Image quality evaluation in professional HDR/WCG production questions the need for HDR metrics

Y Sugito, J Vazquez-Corral, T Canham… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In the quality evaluation of high dynamic range and wide color gamut (HDR/WCG) images, a
number of works have concluded that native HDR metrics, such as HDR visual difference …

High dynamic range image/video coding

W Dai, MP Krishnan, PN Topiwala - US Patent 10,880,557, 2020 - Google Patents
A disclosed configuration includes a system (or a computer implemented method or a non-
transitory computer readable medium) for automatically preprocessing higher dynamic …

Integrated image reshaping and video coding

T Lu, PU Fangjun, P Yin, T Chen - US Patent 10,992,941, 2021 - Google Patents
Given a sequence of images in a first codeword representation, methods, processes, and
systems are presented for integrating reshaping into a next generation video codec for …

Efficient color artifact removal algorithm based on high-efficiency video coding (HEVC) for high-dynamic range video sequences

JH Lee, YW Lee, D Jun, BG Kim - IEEE Access, 2020 - ieeexplore.ieee.org
High efficiency video coding (HEVC) has been developed rapidly to support new generation
display devices and their ultra high definition (UHD) with high dynamic range (HDR) and …

Fast intra coding of high dynamic range videos in SHVC

G Fu, L Shen, H Yang, X Hu… - IEEE Signal Processing …, 2018 - ieeexplore.ieee.org
Compared with the conventional standard dynamic range (SDR) content, high dynamic
range (HDR) content supplies viewers with more immersive experience by offering a much …

Visual attention-aware high dynamic range quantization for HEVC video coding

Y Liu, N Sidaty, W Hamidouche… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Emerging HDR videos enable the recording of adequate luminance information and
representing realistic scenes to the audience. Due to the high precision of the HDR data …

Adaptive chroma quantization in video coding for multiple color imaging formats

T Lu, PU Fangjun, P Yin, T Chen - US Patent 10,477,212, 2019 - Google Patents
Methods to improve the quality of coding high-dynamic range (HDR) signals are presented.
Instead of using a single chroma quantization table for all color formats, a video encoder …

Simultaneous encoder for high-dynamic-range and low-dynamic-range video

J De Praeter, AJ Díaz-Honrubia… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
High-dynamic-range (HDR) technology is an emerging video technology that allows
displays to produce a higher range of luminance to better approximate the range of …

The open-source turing codec: Toward fast, flexible, and parallel HEVC encoding

S Blasi, M Naccari, R Weerakkody… - SMPTE Motion …, 2017 - ieeexplore.ieee.org
The Turing codec is an open-source software codec compliant with the High Efficiency
Video Coding (HEVC) standard and specifically designed for speed, flexibility …

Practical use suggests a re-evaluation of HDR objective quality metrics

Y Sugito, M Bertalmío - 2019 Eleventh International …, 2019 - ieeexplore.ieee.org
Full-reference objective quality metrics for high dynamic range (HDR) images must be
validated in terms of their consistency with subjective evaluation results, and previous …