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Error Resilient Video Coding Using Unequally Protected Key Pictures [chapter]

Ye-Kui Wang, Miska M. Hannuksela, Moncef Gabbouj
2003 Lecture Notes in Computer Science  
This paper proposes the use of unequally protected key pictures to prevent temporal error propagation in error-prone video communications.  ...  Key pictures are better protected than other pictures using forward error correction in either source or transport coding.  ...  Conclusions and Discussion A novel error resilient video coding technique combining insertion of intra pictures, use of reference picture selection and application of unequal error protection is proposed  ... 
doi:10.1007/978-3-540-39798-4_37 fatcat:4lqak3x7krayhlxk56uqsubtqa

Redundant motion vectors for improved error resilience in H.264/AVC coded video

M.B. Dissanayake, C.T.E.R. Hewage, S.T. Worrall, W.A.C. Fernando, A.M. Kondoz
2008 2008 IEEE International Conference on Multimedia and Expo  
Scalable Video Model).  ...  The performance of the algorithm is evaluated using various objective quality measurements under both error free and error prone Internet Protocol (IP) packet network environments.  ...  s proposal [5] the bandwidth utilization can be improved by employing a coarse quantization parameter for the redundant picture coding. The unequal key picture protection method proposed by C.  ... 
doi:10.1109/icme.2008.4607362 dblp:conf/icmcs/DissanayakeHWFK08 fatcat:pbayr3rxfrgxnonnx6ag2nz2ke

A Hierarchical Unequal Packet Loss Protection Scheme for Robust H.264/AVC Transmission

Xingjun Zhang, Xiaohong Peng, Dajun Wu, Tim Porter, Richard Haywood
2009 2009 6th IEEE Consumer Communications and Networking Conference  
efficiently combines erasure coding, H.264/AVC error resilience techniques and importance measures in video coding schemes.  ...  Using a fixed amount of redundancy, more important packets of a video stream are protected with a more powerful erasure code than the less important packets.  ...  AVC error resilience techniques and unequal importance in different levels of syntax hierarchy in video coding schemes.  ... 
doi:10.1109/ccnc.2009.4784996 dblp:conf/ccnc/ZhangPWPH10 fatcat:w5b7czpnhbbt3nddbrcokdu6qu

A Bandwidth-Efficient Application Level Framing Protocol for H.264 Video Multicast over Wireless LANs [chapter]

Abdelhamid Nafaa, Yassine Hadjadj Aoul, Daniel Negru, Ahmed Mehaoua
2004 Lecture Notes in Computer Science  
protection for improving FEC efficiency.  ...  The proposed ALF protocol introduces an innovative loss spreading scheme for video streaming services which is based on (i) a bandwidth-efficient adaptive H.264 video fragmentation and (ii) an unequal-interleaved  ...  Consider that an intra-coded picture (picture-I) is larger than an inter-coded picture (picture-P or picture-B).  ... 
doi:10.1007/978-3-540-30189-9_2 fatcat:ip37vddqavfndi673y4rcyjahm

Error resilience video transcoding for wireless communications

A. Vetro, Jun Xin, Huifang Sun
2005 IEEE wireless communications  
In this article, we provide an overview of the error-resilience tools found in today's video coding standards and describe a variety of techniques that may be used to achieve error-resilience video transcoding  ...  In this article, we provide an overview of the error-resilience tools found in todays video coding standards and describe a variety of techniques that may be used to achieve error-resilence video transcoding  ...  Data Partitioning -group coded data according to relative importance to allow for unequal error protection or transport prioritization Redundant Coding -code segments of the video signal or syntactic  ... 
doi:10.1109/mwc.2005.1497854 fatcat:6o3xdq2yfvd7vd6lddnuagwge4

Unequal packet loss resilience for fine-granular-scalability video

M. van der Schaar, H. Radha
2001 IEEE transactions on multimedia  
Index Terms-Error resilience and control techniques over IP, multimedia coding for IP transmission.  ...  From its inception, the FGS scalability structure was designed to be packet-loss resilient especially under unequal packet-loss protection (UPP).  ...  Dufour from Philips LEP for providing the error concealment mechanism for the NS codec and numerous useful suggestions. Also, they would like to thank J. Lan, L. Boland, and L.  ... 
doi:10.1109/6046.966110 fatcat:stxjzhprvfgyvn7qr3k2ftwblu

Innovations in Video Error Resilience and Concealment

Martin Fleury, Sandro Moiron, Mohammed Ghanbari
2011 Recent Patents on Signal Processing  
When error resilience or other protection methods fail to present an adequate video frame then error concealment can be brought to bear.  ...  Source-coded error resilience has come to prominence in the H.264/AVC codec standard, and this paper reviews such innovations surrounding this codec.  ...  For example, in the Scalable Video Coding (SVC) extension to H.264, SEI messages have been used [46] to indicate the presence (or discard) of redundant slices to protect key pictures.  ... 
doi:10.2174/1877612411101020124 fatcat:2snaikfnzndlxpk536exft5tb4

Innovations in Video Error Resilience and Concealment

Martin Fleury, Sandro Moiron, Mohammed Ghanbari
2011 Recent Patents on Signal Processing  
When error resilience or other protection methods fail to present an adequate video frame then error concealment can be brought to bear.  ...  Source-coded error resilience has come to prominence in the H.264/AVC codec standard, and this paper reviews such innovations surrounding this codec.  ...  For example, in the Scalable Video Coding (SVC) extension to H.264, SEI messages have been used [46] to indicate the presence (or discard) of redundant slices to protect key pictures.  ... 
doi:10.2174/2210686311101020124 fatcat:zcbxk7hhzze2xevcnbwdjheu3u

Isolated Regions in Video Coding

M.M. Hannuksela, Y.-K. Wang, M. Gabbouj
2004 IEEE transactions on multimedia  
Furthermore, it can be applied as an error-robust macroblock mode decision method and can be used in combination with unequal error protection.  ...  Finally, it enables mixing of scenes, which is useful in coding of masked scene transitions. Index Terms-Error resilience, isolated regions, random access, video coding.  ...  Isolated Regions for Unequal Error Protection Isolated regions can be used for unequal error protection.  ... 
doi:10.1109/tmm.2003.822784 fatcat:zbutf6a7ljhezeuo7gwtz25nmq

MobiStream: Error-Resilient Video Streaming in Wireless WANs Using Virtual Channels

R. Chakravorty, S. Banerjee, S. Ganguly
2006 Proceedings IEEE INFOCOM 2006. 25TH IEEE International Conference on Computer Communications  
, dynamic unequal error protection, and priority-based video-data scheduling to enable efficient and error-resilient video streaming over wireless wide-area links.  ...  MobiStream augments a number of other enhancements for error-resilience: multiple description video cod- ing, perceptual slice-structured coding, low-delay inter-frame and intra-frame slice interleaving  ...  Unequal Error Protection MobiStream protects data partitions in video streams using unequal error protection (UEP), but without adding significant overhead, according to their importance for reconstruction  ... 
doi:10.1109/infocom.2006.242 dblp:conf/infocom/ChakravortyBG06 fatcat:eenofkq5bbdzdpy3czsrtobtji

Accurate Distortion Estimation and Optimal Bandwidth Allocation for Scalable H.264 Video Transmission Over MIMO Systems

M.K. Jubran, M. Bansal, L.P. Kondi, R. Grover
2009 IEEE Transactions on Image Processing  
group of pictures (GOP) size, and physical layer parameters, i.e., rate-compatible turbo (RCPT) code rate and symbol constellation.  ...  We show the accuracy of our distortion estimation algorithm in comparison with simulated wireless video transmission with packet errors.  ...  In [23] , an integrated system of data-partitioned video coding, layered spacetime block coding, OFDM modulation and unequal error protection is proposed.  ... 
doi:10.1109/tip.2008.2006600 pmid:19095522 fatcat:s2psgyotdrbqji4aasye5k6z54

High-level syntax for H.26L: first results

Stephan Wenger, King N. Ngan, Thomas Sikora, Ming-Ting Sun
2000 Visual Communications and Image Processing 2000  
Along with u nequal error protection, which can either be a function of the underlying network or implemented on the application layer, the error resilience and thus the reproduced picture quality in error  ...  This forthcoming video coding standard will not only significantly improve the coding efficiency, but it will also introduce new concepts such as network friendliness, which are not common in current video  ...  In both cases, the use of a data partitioning scheme similar to the one discussed here, and unequal error protection could further improve the picture quality.  ... 
doi:10.1117/12.386548 fatcat:jdusihmvvncsljeqyhgwtjewmy

Low-Delay Low-Complexity Bandwidth-Constrained Wireless Video Transmission Using SVC Over MIMO Systems

M.K. Jubran, M. Bansal, L.P. Kondi
2008 IEEE transactions on multimedia  
., channel coding rate and modulation type for wireless video transmission. .  ...  Furthermore, we take the advantage of the hierarchical structure of SVC to attain the optimal solution for each group of pictures (GOP) of the video sequence.  ...  In [28] , an integrated system of data-partitioned video coding, layered space-time block coding, OFDM modulation and unequal error protection is proposed.  ... 
doi:10.1109/tmm.2008.2007317 fatcat:kwkodjumtngvpikgolbdk7xopa

Robust Transmission of prioritized H.264/AVC employing linear block codes and non-uniform 8PSK modulation for wireless communications

Mussawir Ahmad Hosany, Ridwaan Hosany
2014 IOSR Journal of Electronics and Communication Engineering  
Due to the fruitful and diversified contents of multimedia traffic and the vulnerable environment of wireless communications, applying unequal error protection (UEP) is now an active research topic.  ...  We use the powerful BCH code and non-uniform 8PSK modulation to handle UEP of the prioritized H.264/AVC bit stream.  ...  The results of these experiments have shown the advantage of using unequal error protection for protecting H.264/AVC simple encoded video data.  ... 
doi:10.9790/2834-09433743 fatcat:3r2vyu5dsrgxleie6pn6tv4iku

Optimal Bandwidth Allocation for Scalable H.264 Video Transmission Over MIMO Systems

Mohammad Jubran, Manu Bansal, Rohan Grover, Lisimachos Kondi
2006 MILCOM 2006  
Rate-compatible turbo codes (RCPT) are used for unequal error protection of the scalable layers.  ...  pictures (GOP) size, and physical layer parameters, i.e.  ...  This scalability can be exploited to improve the video transmission over error-prone wireless networks by protecting the different layers with unequal error protection (UEP).  ... 
doi:10.1109/milcom.2006.302188 fatcat:iuu2es6brnck7btro3tzejwei4
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