Filters








101 Hits in 5.2 sec

Error-resilient unequal protection of fine granularity scalable video bitstreams

Hua Cai, Bing Zeng, Guobin Shen, Shipeng Li
2004 2004 IEEE International Conference on Communications (IEEE Cat. No.04CH37577)  
This paper deals with the optimal packet loss protection issue for streaming the fine granularity scalable (FGS) video bitstreams over IP networks.  ...  Unlike many other existing protection schemes, we develop an error-resilient unequal protection (ER-UEP) method that adds redundant information optimally for loss protection and, at the same time, cancels  ...  Feng Wu from Microsoft Research Asia for many helpful discussions on the implementation of the proposed protection scheme for FGS video bitstreams.  ... 
doi:10.1109/icc.2004.1312723 dblp:conf/icc/CaiZSL04 fatcat:kuvtcpgacfdizauugsqvkjm5ee

Error-Resilient Unequal Error Protection of Fine Granularity Scalable Video Bitstreams

Hua Cai, Bing Zeng, Guobin Shen, Zixiang Xiong, Shipeng Li
2006 EURASIP Journal on Advances in Signal Processing  
This paper deals with the optimal packet loss protection issue for streaming the fine granularity scalable (FGS) video bitstreams over IP networks.  ...  Unlike many other existing protection schemes, we develop an error-resilient unequal error protection (ER-UEP) method that adds redundant information optimally for loss protection and, at the same time  ...  Feng Wu from Microsoft Research Asia for many fruitful discussions on the implementation of the proposed protection scheme for FGS video bitstreams.  ... 
doi:10.1155/asp/2006/45412 fatcat:5jnx5xtjyzc4za57p7aydlft2m

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

SMART: An Efficient, Scalable, and Robust Streaming Video System

Feng Wu, Honghui Sun, Guobin Shen, Shipeng Li, Ya-Qin Zhang, Bruce Lin, Ming-Chieh Lee
2004 EURASIP Journal on Advances in Signal Processing  
Then, flexible error resilience technique and unequal error protection strategy are investigated to enhance the robustness of streaming SMART bitstream.  ...  It consists of two indispensable parts: SMART video coding and SMART video streaming. The SMART video coding part is an efficient DCT-based universal fine granularity scalable coding scheme.  ...  Sun for fine-grain quality and temporal scalability; Dr. Q. Wang and Dr. R. Yang for fine-grain spatial scalability; and Prof. Z. Xiong and S.  ... 
doi:10.1155/s1110865704310218 fatcat:zyxwouiafra7xhjwpbfqbwauua

Group-of-pictures-based unequal error protection for scalable video coding extension of H.264/AVC

Jun Xu
2009 Optical Engineering: The Journal of SPIE  
We address the problem of unequal error protection ͑UEP͒ for SNR enhancement layer network abstraction layer ͑NAL͒ units of scalable video coding extension of H.264/AVC standard over wireless packet-erasure  ...  A simple heuristic algorithm is proposed to quickly derive the protection pattern. Experimental results demonstrate the proposed UEP scheme provides significant error resilience.  ...  Introduction Scalable video coding ͑SVC͒ combined with unequal error protection ͑UEP͒ is promising to deliver video robustly.  ... 
doi:10.1117/1.3152774 fatcat:gcwglgiwr5e35fmelkf7m4hxg4

Unequal packet loss resilience for fine-granular-scalability video

M. van der Schaar, H. Radha
2001 IEEE transactions on multimedia  
In particular, fine-granular-scalability (FGS) video coding has been recently adopted by the MPEG-4 standard as the core video-compression method for streaming applications.  ...  From its inception, the FGS scalability structure was designed to be packet-loss resilient especially under unequal packet-loss protection (UPP).  ...  Boroczky from Philips Research for their useful comments on a previous version of this manuscript.  ... 
doi:10.1109/6046.966110 fatcat:stxjzhprvfgyvn7qr3k2ftwblu

Error-resilient image and video transmission over the internet using unequal error protection

Joohee Kim, R.M. Mersereau, Y. Altunbasak
2003 IEEE Transactions on Image Processing  
Index Terms-Multistream video transmission, 3-D SPIHT coders, unequal error protection, video compression.  ...  To get additional error-resilience at high packet loss rates, we extend our algorithm to multiple-substream unequal error protection.  ...  Extensions of the Proposed Unequal Error Protection Algorithm In this section, we extend our algorithm to multiple-substream unequal error protection to get additional error-resilience at high packet loss  ... 
doi:10.1109/tip.2003.809006 pmid:18237893 fatcat:xawcwdxgjbdeboxhji4ry67sum

Efficient Fine Granularity Scalability Using Adaptive Leaky Factor

Y. Gao, L.-P. Chau
2005 IEEE transactions on broadcasting  
Index Terms-Bit-plane coding, fine granularity scalability (FGS), video streaming.  ...  Fine Granularity Scalability (FGS) video coding has been adopted by the MPEG-4 standard for video streaming applications.  ...  Recently, the Fine Granularity Scalability (FGS) [2] video coding scheme is adopted by MPEG-4 standard as a promising scalable video coding technique for Streaming Video Profile (SVP) [3] .  ... 
doi:10.1109/tbc.2005.859238 fatcat:izhjywd3xjg7zih6gwmb6tueua

Multiple Adaptations and Content-Adaptive FEC Using Parameterized RD Model for Embedded Wavelet Video

Ya-Huei Yu, Chien-Peng Ho, Chun-Jen Tsai
2007 EURASIP Journal on Advances in Signal Processing  
In addition, due to the nondiscrete nature of the rate-distortion model, the proposed framework also enables multiple adaptations of content-adaptive FEC protection scheme for more flexible error-resilient  ...  In the past, most SVC technologies were based on a coarse-granularity scalable model which puts many scalability constraints on the encoded bitstreams.  ...  In [12] , we have proposed a fine-granularity unequal error protection mechanism for wavelet-based video.  ... 
doi:10.1155/2007/70914 fatcat:y4yycsdcxrcmblhf4lhuooa5f4

A Study on the Usage of Cross-Layer Power Control and Forward Error Correction for Embedded Video Transmission over Wireless Links

Fabrizio Granelli, Cristina E. Costa, Aggelos K. Katsaggelos
2007 Advances in Multimedia  
The analysis is performed using rate-distortion information of an embedded video bitstream jointly with a Lagrangian power minimization approach.  ...  The paper aims at providing an analytical framework for the study of single-hop video delivery over a wireless link, enabling cross-layer interactions for performance optimization using power control and  ...  The paper considers application of cross-layering paradigm to support unequal error protection (UEP) of video streams.  ... 
doi:10.1155/2007/95807 fatcat:y2cuvv4npvhgjn4xrifqonwofe

Adaptive error control for fine-granular-scalability video coding over IEEE 802.11 wireless LANs

Xiaofeng Xu, M. van der Schaar, S. Krishnamachari, Sunghyun Choi, Yao Wang
2003 2003 International Conference on Multimedia and Expo. ICME '03. Proceedings (Cat. No.03TH8698)  
In this paper, we investigate the performance of the FEC and ARQ protection mechanisms available at the MAC, and application layer for the robust and efficient transmission of Fine-Granular-Scalability  ...  In [1-2], an Unequal Error Protection based Reed-Solomon (RS) codes and a hybrid Automatic Repeat Request (ARQ) are proposed for video packet transmission for WLANs.  ...  The probability of error after RS decoding is given by: ∑ − = − −         − = Fine Grained Loss Protection The FGS framework consists of a non-scalable base-layer and a fine-granular enhancement-layer  ... 
doi:10.1109/icme.2003.1221006 dblp:conf/icmcs/XuSKCW03 fatcat:j4vgks2j6zeozpqlszwm4y2l5e

Fine-Grained Rate Shaping for Video Streaming over Wireless Networks

Trista Pei-chun Chen, Tsuhan Chen
2004 EURASIP Journal on Advances in Signal Processing  
The video is precoded with fine granularity scalability (FGS) followed by channel coding.  ...  Utilizing the fine granularity property of FGS and channel coding, FGRS selectively drops part of the precoded video and still yields decodable bitstream at the decoder.  ...  Professor Alex Eleftheriadis and Professor Shih-Fu Chang, Columbia University, Professor Antonio Ortega, University of Southern California, and the reviewers of the paper.  ... 
doi:10.1155/s1110865704312023 fatcat:6eo2evpepfcivo2ipja5zk7nea

Joint Source-Channel Coding for Wavelet-Based Scalable Video Transmission Using an Adaptive Turbo Code

Naeem Ramzan, Shuai Wan, Ebroul Izquierdo
2007 EURASIP Journal on Image and Video Processing  
The proposed approach exploits the joint optimization of a wavelet-based scalable video coding framework and a forward error correction method based on turbo codes.  ...  It also significantly improves the performance of end-to-end scalable video transmission at all channel bit rates.  ...  The resulting fine granular quality scalability is used to steer the targeted unequal error protection of the FEC technique in the JSCC, as detailed in the next section.  ... 
doi:10.1155/2007/47517 fatcat:iz6cp7ptcnaszdbi75fgrvveji

Joint Source-Channel Coding for Wavelet-Based Scalable Video Transmission Using an Adaptive Turbo Code

Naeem Ramzan, Shuai Wan, Ebroul Izquierdo
2007 EURASIP Journal on Image and Video Processing  
The proposed approach exploits the joint optimization of a wavelet-based scalable video coding framework and a forward error correction method based on turbo codes.  ...  It also significantly improves the performance of end-to-end scalable video transmission at all channel bit rates.  ...  The resulting fine granular quality scalability is used to steer the targeted unequal error protection of the FEC technique in the JSCC, as detailed in the next section.  ... 
doi:10.1186/1687-5281-2007-047517 fatcat:zp3b5sq37bcthkcm34dtpjphsy

Motion-Compensated Scalable Video Transmission over MIMO Wireless Channels under Imperfect Channel Estimation

Hobin Kim, Sun Yong Kim, Pamela C. Cosman, Laurence B. Milstein
2009 GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference  
We study motion compensated fine granular scalable (MC-FGS) video transmission over multi-input multi-output (MIMO) wireless channels, where leaky and partial prediction schemes are applied in the enhancement  ...  For reliable transmission, we propose unequal error protection (UEP) by considering a tradeoff between reliability and data rates, which are controlled by forward error correction (FEC) and MIMO mode selection  ...  Fine granularity scalable (FGS) video coding is suitable for mobile users with variable channel bandwidth, since it makes decoding possible even in the case of partial loss of the bitstream, where the  ... 
doi:10.1109/glocom.2009.5425595 dblp:conf/globecom/KimKCM09 fatcat:zkxzikmkn5dhtkx7y5wot6egfu
« Previous Showing results 1 — 15 out of 101 results