Efficient motion and disparity estimation optimization for low complexity multiview video coding

Z Pan, Y Zhang, S Kwong - IEEE Transactions on Broadcasting, 2015 - ieeexplore.ieee.org
The use of variable block-size motion estimation (ME), disparity estimation (DE), and
multiple reference frames selection aims to improve the coding efficiency of multiview video …

An efficient four-parameter affine motion model for video coding

L Li, H Li, D Liu, Z Li, H Yang, S Lin… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In this paper, we study a simplified affine motion model-based coding framework to
overcome the limitation of a translational motion model and maintain low-computational …

Fast motion estimation algorithm for HEVC

N Purnachand, LN Alves… - 2012 IEEE Second …, 2012 - ieeexplore.ieee.org
Motion Estimation is an essential process in many video coding standards like MPEG-2, H.
264/AVC and HEVC. Despite Motion Estimation has been used at the encoder, it is expected …

Hash-based block matching for screen content coding

W Zhu, W Ding, J Xu, Y Shi, B Yin - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
By considering the increasing importance of screen contents, the high efficiency video
coding (HEVC) standard includes screen content coding as one of its requirements. In this …

Adaptive quantization parameter selection for H. 265/HEVC by employing inter-frame dependency

J He, EH Yang, F Yang, K Yang - IEEE Transactions on Circuits …, 2017 - ieeexplore.ieee.org
Rate-distortion optimization (RDO) is widely applied in video coding, which aims at
minimizing the coding distortion at a target bitrate. Conventionally, RDO is performed …

Projection based advanced motion model for cubic mapping for 360-degree video

L Li, Z Li, M Budagavi, H Li - 2017 IEEE International …, 2017 - ieeexplore.ieee.org
This paper proposes a novel advanced motion model to handle the irregular motion for the
cubic map projection of 360-degree video. Since the irregular motion is mainly caused by …

Optimisation of HEVC motion estimation exploiting SAD and SSD GPU‐based implementation

R Khemiri, H Kibeya, FE Sayadi, N Bahri… - IET Image …, 2018 - Wiley Online Library
The new High‐Efficiency Video Coding (HEVC) standard doubles the video compression
ratio compared to the previous H. 264/AVC at the same video quality and without any …

GPU-based hierarchical motion estimation for high efficiency video coding

F Luo, S Wang, S Wang, X Zhang… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Motion estimation (ME) plays a crucial role in removing the temporal redundancy for video
compression. However, during the encoding process a substantial computational burden is …

Efficient multi-rate video encoding for HEVC-based adaptive HTTP streaming

D Schroeder, A Ilangovan, M Reisslein… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Adaptive HTTP streaming requires a video to be encoded at multiple representations, that is,
different qualities. Encoding these multiple representations is a computationally complex …

Complexity reduction methods for fast motion estimation in HEVC

P Nalluri, LN Alves, A Navarro - Signal Processing: Image Communication, 2015 - Elsevier
Motion estimation is one of the most demanding and complex tools in block based video
encoders. Variable block size motion estimation (ME) and multiple reference frames in H …