13,662 Hits in 10.1 sec

Scalable Protection and Access Control in Full Scalable Video Coding [chapter]

Yong Geun Won, Tae Meon Bae, Yong Man Ro
2006 Lecture Notes in Computer Science  
In this paper, we propose an encryption algorithm to protect scalable video coding (SVC) bitstream and a method for conditional access control to consume the encrypted SVC bitstream.  ...  In addition, conditional access control scheme and key management scheme are proposed to consume the SVC bitstream protected with proposed method.  ...  SVC Scalable Protection and Consumption Overview of Scalable Video Coding SVC provides spatial, temporal, and SNR scalability with high coding efficiency.  ... 
doi:10.1007/11922841_33 fatcat:6qg4gh77srghtpt2ddl34t55ma

A Technical Approach to the Transparent Encryption of MPEG-2 Video [chapter]

J. Dittmann, A. Steinmetz
1997 IFIP Advances in Information and Communication Technology  
part of video producers, and to organize the digital marketplace more attractively.  ...  This article describes security demands in a distributed, digital video application.  ...  Control control of system access and access protection to system functions and stored data Authentification proving authors and producers identity and originality/genuineness of the data material  ... 
doi:10.1007/978-0-387-35256-5_17 fatcat:ludbbhypbnhqdikbnmzcsbp4ry

Recent Advances in Watermarking for Scalable Video Coding [chapter]

Dan Grois, Ofer Hadar
2012 Watermarking - Volume 2  
Content Authentication Authentication of original art work, performance and protection against digital forgery. Access Control Access control applications, such as, Pay-TV.  ... Watermarking -Volume 2 4 Scalable Video Coding poses new challenges for watermarking that need to be addressed to achieve full protection of the scalable content (Meerwald, 2011; Lin  ...  Recent Advances in Watermarking for Scalable Video Coding, Watermarking -Volume 2, Dr.  ... 
doi:10.5772/37543 fatcat:m5pm226fxne3ziveswph4ukqti

Enhancing Wireless Video Transmissions in Virtual Collaboration Environments

O. Abdul-Hameed, S. Nasir, H. Karim, T. Masterton, A. M. Kondoz
2007 2007 16th IST Mobile and Wireless Communications Summit  
This paper introduces the virtual collaboration environment and discusses the problems encountered in wireless video transmissions of the participating users.  ...  Different schemes are proposed and evaluated to address various problems encountered in the wireless access links of the virtual collaboration system for enhancing the perceived visual quality.  ...  The scalable encoding for video data issue in VCS shall be well addressed by a well known technique in video coding community, namely Scalable Video Coding (SVC).  ... 
doi:10.1109/istmwc.2007.4299327 fatcat:palp37vwovehtpg7pzilxgtvle

Protection of multicast scalable video by secret sharing: simulation results

Ahmet M. Eskicioglu, Scott Dexter, Edward J. Delp III, Edward J. Delp III, Ping W. Wong
2003 Security and Watermarking of Multimedia Contents V  
Two approaches have been used to protect scalable video content in distribution: Partial encryption and progressive encryption.  ...  In this paper, we will present simulation results regarding the communication, storage and processing requirements of the CKMSS scheme applied to scalable video.  ...  Gerald Weiss for a very useful discussion on the data structures used in the simulation code.  ... 
doi:10.1117/12.479731 dblp:conf/sswmc/EskiciogluDD03 fatcat:qpnone76kfhybliwmylq2tso54

Error-resilient scalable compression based on distributed video coding

Mourad Ouaret, Frédéric Dufaux, Touradj Ebrahimi
2009 Signal processing. Image communication  
The simulation results show that scalable DVC has a lower compression efficiency than conventional scalable coding (i.e. scalable video coding and JPEG2000 for video and image, respectively) in error-free  ...  In this work, a performance analysis of image and video coding schemes based on DVC is presented, addressing temporal, quality and spatial scalability.  ...  A performance analysis of scalable schemes for image and video coding based on Distributed Video Coding (DVC) is performed in this paper, dealing with temporal, quality and spatial scalability.  ... 
doi:10.1016/j.image.2009.02.011 fatcat:phhodb6urvhnrhdx5btfkumg6m

An Efficient Encryption and Key Management Scheme for Layered Access Control of H.264/Scalable Video Coding

Su-Wan PARK, Sang Uk SHIN
2009 IEICE transactions on information and systems  
Simulation results show the effectiveness of the proposed scheme. key words: H.264/SVC, scalable video coding (SVC), encryption, key management, access right  ...  This paper proposes a new selective encryption scheme and a key management scheme for layered access control of H.264/SVC.  ...  Acknowledgments This research was partly supported by MEST/KOTEF through Human Resource Training Project for Regional In-  ... 
doi:10.1587/transinf.e92.d.851 fatcat:4n5fxmnl3fee5cl4j2an35qhpi

Scalable Video Coding for IPTV Services

T. Wiegand, L. Noblet, F. Rovati
2009 IEEE transactions on broadcasting  
Scenarios for the use of the recently approved Scalable Video Coding (SVC) extension of H.264/MPEG4-AVC in IPTV services are presented.  ...  It is discussed how such mappings can lead to improved content portability, management and distribution as well as an improved management of access network throughput resulting in better quality of service  ...  ACKNOWLEDGMENT The authors thank Heiko Schwarz and Detlev Marpe at HHI for providing simulation results and many discussions, Tobias Oelbaum for conducting the subjective tests; Daniele Alfonso and Iljia  ... 
doi:10.1109/tbc.2009.2020954 fatcat:vbfq36dbrbcbbpjrb3hheqxvqe

No Tradeoff between Confidentiality and Performance: An Analysis on H.264/SVC Partial Encryption [chapter]

Zhuo Wei, Xuhua Ding, Robert Huijie Deng, Yongdong Wu
2012 Lecture Notes in Computer Science  
Partial encryption is often used as a tradeoff between security and performance to protect scalable video data.  ...  In this paper, we argue that although partial encryption is strong enough for access control, it is not adequate for content confidentiality protection.  ...  Acknowledgment This work was supported by A*STAR SERC Grant No. 102 101 0027 in Singapore. The authors would like to thank Mr. Yifan Zhao for his help in conducting some of the experiments.  ... 
doi:10.1007/978-3-642-32805-3_6 fatcat:gwcokreftvgffj5sjbbcahdrda

An overview of scalable video streaming

Huifang Sun, Anthony Vetro, Jun Xin
2007 Wireless Communications and Mobile Computing  
During the past two decades, video coding technology has matured and stat-of-the-art coding standards have become very important part of the video industry.  ...  Standards such as MPEG-2 [16] and H.264/AVC [20] provide strong support for digital video transmission, storage and streaming applications.  ...  For video encoding, there are two ways to compress the video signals: non-scalable video coding and scalable video coding.  ... 
doi:10.1002/wcm.471 fatcat:u3noytzeanfaxj6u7jciig5aa4

An Efficient Scalable Video Encryption Scheme for Real time applications

L.M. Varlakshmi, G.Florence Sudha, G. Jaikishan
2012 Procedia Engineering  
This work describes an efficient selective encryption scheme for H.264/Scalable Video Coding (SVC).  ...  supports full scalability and can guarantee the robustness to transmission errors.  ...  [7] proposed an encryption algorithm to protect SVC bit-stream and a method for conditional access control to consume the encrypted SVC bit stream.  ... 
doi:10.1016/j.proeng.2012.01.937 fatcat:hwy3kcabobfn3pedvjeazb2fme

Real-time joint rate and protection allocation for multi-user scalable video streaming

Hassan Mansour, Panos Nasiopoulos, Vikram Krishnamurthy
2008 2008 IEEE 19th International Symposium on Personal, Indoor and Mobile Radio Communications  
In this paper, we present a real-time joint bit-rate and error protection allocation scheme for multiple scalable video streams sharing a single downlink channel.  ...  This calls for flexible error protection and rate control strategies implemented at the video encoders that can respond to the variation in channel conditions.  ...  Video rate and distortion modeling lies at the core of model-based coder control algorithms, whereby a coded video packet is abstracted in terms of its rate and the distortion of the resulting coded picture  ... 
doi:10.1109/pimrc.2008.4699569 dblp:conf/pimrc/MansourNK08 fatcat:7bq5ggm75vgdhd7vgyfq6h5kle

Conditional Access to H.264/AVC Video with Drift Control

Enrico Magli, Marco Grangetto, Gabriella Olmo
2006 2006 IEEE International Conference on Multimedia and Expo  
In this paper we address the problem of providing conditional access to video sequences, namely, to generate a low-quality video to be used as preview, which can be decoded at full quality if a decryption  ...  We propose and investigate the performance of two different techniques, based on smoothing and separate encoding in the compressed domain, and motion vector perturbation.  ...  security, also supports encryption and access control).  ... 
doi:10.1109/icme.2006.262810 dblp:conf/icmcs/MagliGO06 fatcat:x3oy6jiwivgbla5g5cxtimqvv4

Advanced Video Technologies and Applications for H.264/AVC and Beyond

Jar-Ferr (Kevin) Yang, Hsueh-Ming Hang, Eckehard Steinbach, Ming-Ting Sun
2006 EURASIP Journal on Advances in Signal Processing  
He has been involved in the international video standards since 1984.  ...  He holds 10 patents and has published over 150 technical papers related to image compression, signal processing, and video codec architecture.  ...  He received the Engineering Doctorate from the University of Erlangen-Nuremberg, Germany, in 1999. From 1994 to 2000  ... 
doi:10.1155/asp/2006/27579 fatcat:nv3ytdlvwnfn3i4lwk4iojwgmy

Scalable Video Transmission over the IEEE 802.11e Networks Using Cross-Layer Rate Control

C. H. Foh, Y. Zhang, Z. Ni, J. Cai
2007 2007 IEEE International Conference on Communications  
This paper presents a novel cross-layer rate control scheme for optimizing 3D wavelet scalable video transmission over the IEEE 802.11e wireless local area networks.  ...  This prioritizes appropriately the video traffic to maximize the transmission protection to the important video packets.  ...  Scalable video coding (SVC) [3] is the latest video coding technique, which provides great flexibility in video adaptation since it only needs to encode a video once and the resulted bitstream can be  ... 
doi:10.1109/icc.2007.294 dblp:conf/icc/FohZNC07 fatcat:iahrawiemffbjdjqrliynkhgqe
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