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H.264/SVC Mode Decision Based on Mode Correlation and Desired Mode List

L. Balaji, K. K. Thyagharajan
2014 International Journal of Automation and Computing  
The design of video encoders involves the implementation of fast mode decision (FMD) algorithm to reduce computation complexity while maintaining the performance of the coding.  ...  Although H.264/scalable video coding (SVC) achieves high scalability and coding efficiency, it also has high complexity in implementing its exhaustive computation.  ...  ) and medium grain scalability (MGS).  ... 
doi:10.1007/s11633-014-0830-5 fatcat:fhg63mny6zaudkutnze4b3gpp4

Fast Adaptive Hierarchical Prediction Algorithm for H.264/AVC Scalable Video Coding

Abdelrahman Abdelazim, Stephen Mein, Martin R. Varley, Djamel Ait-Boudaoud
2012 IPSJ Transactions on Computer Vision and Applications  
Experiments are conducted to provide a comparison between our method and recently developed fast mode selection algorithms.  ...  These demonstrate the proposed method achieves appreciable time savings for scalable spatial and scalable quality video coding, while maintaining similar PSNR and bit rate.  ...  In Ref. [7] , a fast mode decision algorithm for inter-frame coding for temporal, spatial and quality scalability is presented.  ... 
doi:10.2197/ipsjtcva.4.12 fatcat:qmq7dnyga5cifp637srcstredi

A low-complexity closed-loop H.264/AVC to quality-scalable SVC transcoder

Sebastiaan Van Leuven, Jan De Cock, Glenn Van Wallendael, Rik Van de Walle, Rosario Garrido-Cantos, Jose Luis Martinez, Pedro Cuenca
2011 2011 17th International Conference on Digital Signal Processing (DSP)  
The proposed system can be applied in a broadcasting environment, since less than 10% of the normal transcoding complexity is needed, while coding efficiency is maintained.  ...  To ensure a high quality of experience for all end-users, the highest possible quality of the bitstream and, contradictory, connectivity for low bandwidth devices should be guaranteed.  ...  For quality scalability, coarse-grain scalability (CGS) and medium-grain scalability (MGS) can be used.  ... 
doi:10.1109/icdsp.2011.6004890 fatcat:7rtt7dtnunad7i3rwqgkpqu7fu

A Tutorial on H.264/SVC Scalable Video Coding and its Tradeoff between Quality, Coding Efficiency and Performance [chapter]

Iraide Unanue, Inigo Urteaga, Ronaldo Husemann, Javier Del, Valter Roesler, Aitor Rodriguez, Pedro Sanchez
2011 Recent Advances on Video Coding  
A Tutorial on H.264/SVC Scalable Video Coding and Its Tradeoff between Quality, Coding Efficiency and Performance 5 concludes by presenting a practical comparison between coarse and medium quality  ...  H.264/SVC SNR scalability granularity mode for a two-layer example. 10 Recent Advances on Video Coding A Tutorial on H.264/SVC Scalable Video Coding and Its Tradeoff between Quality  ...  A Tutorial on H.264/SVC Scalable Video Coding and its Tradeoff between Quality, Coding Efficiency and Performance, Recent Advances on Video Coding, Dr.  ... 
doi:10.5772/19227 fatcat:3eownv4ypze5hgbvipra5hakve

Memory bandwidth-scalable motion estimation for mobile video coding

Jui-Hung Hsieh, Wei-Cheng Tai, Tian-Sheuan Chang
2011 EURASIP Journal on Advances in Signal Processing  
In order to adapt to the changing BW while maintaining the rate-distortion (R-D) performance, this article proposes a novel data BW-scalable algorithm for ME with mobile multimedia chips.  ...  The available BW is modeled in a R-D sense and allocated to fit the dynamic contents.  ...  Also, the simulation shows similar results as that in the full search algorithm by applying our proposed algorithm to the fast algorithm, the EPZS algorithm, which is due to our effective SR adjustment  ... 
doi:10.1186/1687-6180-2011-126 fatcat:nt3oky46rrdr3bhmqfwad7jhpq

Multithreading Architecture for Real-Time MPEG-4 AVC/H.264 SVC Decoder [chapter]

Yong-Hwan Kim, Jiho Park, Je-Woo Kim
2011 Lecture Notes in Computer Science  
50%, and 5-layer medium grain scalability by about 102%, respectively, compared to a single-threaded SVC decoder.  ...  The inter-layer prediction (ILP) including intra, residual, and motion up-sampling operation in Scalable Video Coding (SVC) significantly increases the compression ratio compared to simulcast.  ...  for residual prediction of spatial scalability (SS), coarse grain scalability (CGS), and medium grain scalability (MGS) with and without transform coefficient level prediction [13] .  ... 
doi:10.1007/978-3-642-25346-1_2 fatcat:llnprvh5sbhdbj72wreffi76bq

Real-time multimedia coding and transmission

José A García-Naya, Otoniel López-Granado, Adriana Dapena, Michael W Marcellin, Marco Cruz-Chavez
2013 EURASIP Journal on Advances in Signal Processing  
Nowadays, full-high-definition video resolution is a reality in common smartphones, video cameras, and so on while multimedia market trends are focused on 4K ultra-high-definition resolution.  ...  require very fast image and video processing capabilities due to their intrinsic real-time temporal requirements.  ...  We thank our Editor-in-Chief,  ... 
doi:10.1186/1687-6180-2013-114 fatcat:h72473dolfdpbeuwkgipdoukpe

Efficient Region-of-Interest Scalable Video Coding with Adaptive Bit-Rate Control

Dan Grois, Ofer Hadar
2013 Advances in Multimedia  
This work relates to the regions-of-interest (ROI) coding that is a desirable feature in future applications based on the scalable video coding, which is an extension of the H.264/MPEG-4 AVC standard.  ...  In addition, an adaptive bit-rate control is provided for the region-of-interest scalable video coding.  ...  partially supported by the NEGEV consortium, MAGNET Program of the Israeli Chief Scientist, The authors gratefully thank Igor Medvetsky, Ran Dubin, Aviad Hadarian, and Evgeny Kaminsky for their assistance in  ... 
doi:10.1155/2013/281593 fatcat:vojmwpyc5ndmhe6ost4zpjrt54

Real-Time System for Adaptive Video Streaming Based on SVC

M. Wien, R. Cazoulat, A. Graffunder, A. Hutter, P. Amon
2007 IEEE transactions on circuits and systems for video technology (Print)  
The platform includes a real-time SVC encoder capable of encoding CIF video with a QCIF base layer and fine grain scalable quality refinement at 12.5 fps on off-the-shelf high-end PCs.  ...  This paper presents the integration of Scalable Video Coding (SVC) into a generic platform for multimedia adaptation.  ...  ACKNOWLEDGMENT The authors would like to thank in particular F. Sanahuja (Siemens Corporate Technology), O. Klüsener (T-Systems Enterprise Services), and I.  ... 
doi:10.1109/tcsvt.2007.905519 fatcat:4n4amehmyvcizekea7yybweuwi

Performance evaluation of Motion-JPEG2000 in comparison with H.264/AVC operated in pure intracoding mode

Detlev Marpe, Valeri George, Hans L. Cycon, Kai U. Barthel, Frederic Truchetet
2004 Wavelet Applications in Industrial Processing  
In addition to the rate-distortion analysis, we also provide a brief comparison of the evaluated coding algorithms in terms of complexity and functionality.  ...  standard for video coding.  ...  This, however, is in contrast to the characteristics of the 'Canoe' sequence, which includes a fast camera pan as well as a fast moving object in the scene, leading to a reduced degree of statistical dependency  ... 
doi:10.1117/12.516225 fatcat:qq6cffc3cjdhxnrr4d52t3av5y

SSIM-Based Coarse-Grain Scalable Video Coding

Tiesong Zhao, Jiheng Wang, Zhou Wang, Chang Wen Chen
2015 IEEE transactions on broadcasting  
We propose an improved coarse-grain scalable video coding (SVC) approach based on the structural similarity (SSIM) index as the visual quality criterion, aiming at maximizing the overall coding performance  ...  constrained by user-defined quality weightings for all scalable layers.  ...  There are three types of scalability in SVC, namely temporal, spatial and quality scalability, respectively, where quality scalability supports two modes, known as the CGS and the Medium-Grain Scalability  ... 
doi:10.1109/tbc.2015.2424012 fatcat:sdmqhizwczaabdfbumo66o7w4a

Quality assessment of the MPEG-4 scalable video CODEC [article]

Florian Niedermeier, Michael Niedermeier, Harald Kosch
2009 arXiv   pre-print
In the first part, a brief introduction on the subject of quality assessment and the development of the MPEG-4 SVC CODEC is given.  ...  In this paper, the performance of the emerging MPEG-4 SVC CODEC is evaluated.  ...  CGS / MGS test In the coarse grain scalability (CGS) / medium grain scalability (MGS) test, the impact of MGS on the video quality is assessed in comparison with CGS coding.  ... 
arXiv:0906.0667v1 fatcat:jauugugpnzapnglokztkesfpx4

Adaptive broadband video streaming using H.264 scalability across a tandem network

Ismail Ali, Salah Al-Majeed, Martin Fleury, Mohammed Ghanbari
2011 2011 4th Joint IFIP Wireless and Mobile Networking Conference (WMNC 2011)  
As content management systems for IPTV reduce the latency between server and mobile device, real-time video streaming can tolerate single negative acknowledgments in the event of packet loss.  ...  The scheme has been applied to a tandem network, i.e. a heterogeneous network with one part consisting of a wired IP network and the second part consisting of a broadband wireless access network.  ...  In fact, the capacity may be larger as an early version of H.264/SVC was used with fine-grained scalability, which was later abandoned in favor of medium grained scalability (refer to Section II.B) for  ... 
doi:10.1109/wmnc.2011.6097212 dblp:conf/mwcn/AliAFG11 fatcat:kmwpzuyapzao7pjstpyy5q54ju

A parallel H.264/SVC encoder for high definition video conferencing

Sergio Sanz-Rodríguez, Mauricio Álvarez-Mesa, Tobias Mayer, Thomas Schierl
2015 Signal processing. Image communication  
Specifically, the SVC standard defines two types of SNR scalable coding: coarse grain scalability (CGS) and medium grain scalability (MGS).  ...  Fast Mode Decision algorithms Although these methods are beyond the scope of this work, several algorithms for speeding up the selection of the coding mode for enhancement layer MBs have been devised.  ... 
doi:10.1016/j.image.2014.10.003 fatcat:g3vqq2r4gvduvpkl5agiouarpu

SCTP as scalable video coding transport

Jordi Ortiz, Eduardo Martínez Graciá, Antonio F Skarmeta
2013 EURASIP Journal on Advances in Signal Processing  
This study presents an evaluation of the Stream Transmission Control Protocol (SCTP) for the transport of the scalable video codec (SVC), proposed by MPEG as an extension to H.264/AVC.  ...  Using ns-2 simulations, it is shown that CMT-SCTP outperforms TCP and RTP in error-prone networking environments.  ...  There are three modes of video scalability: spatial scalability, temporal scalability, and quality or signal-noise-ratio (SNR) scalability.  ... 
doi:10.1186/1687-6180-2013-115 fatcat:riqcyozs2zcsdmeat5qpqzo67u
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