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Video Transmission over MIMO-OFDM System: MDC and Space-Time Coding-Based Approaches
2007
Advances in Multimedia
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In this paper, we propose a novel scheme that integrates multiple-description coding (MDC), error-resilient video coding, and unequal error protection strategy with hybrid space-time coding structure for ...
Furthermore, according to the contribution to the reconstructed video quality, we apply unequal error protection strategy using BLAST and STBC space-time codes for each video bitstream. ...
Error-resilient entropy coding (EREC) is an effective means to recover lost or erroneous information to enhance error resilience for coding variable-length blocks of data. ...
doi:10.1155/2007/61491
fatcat:7p5aaqos3reepkoooqt7c5rg4i
Transmission of images over noisy channels using error-resilient wavelet coding and forward error correction
2003
IEEE transactions on circuits and systems for video technology (Print)
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Since 1997, he has participated in research projects in the areas of image/video communications, pattern recognition, multimedia security, and content-based indexing and retrieval. ...
The independent bitstreams are subsequently protected using equal or unequal amounts of protection. Forward error correction (FEC) based on RCPC codes is used. ...
Robust coders based on the error-resilient source coding framework are implemented and evaluated. ...
doi:10.1109/tcsvt.2003.819187
fatcat:hq3w25ewongm3gyf3irkghx35q
Error-Resilient Scheme for Wavelet Video Codec Using Automatic ROI Detection and Wyner-Ziv Coding Over Packet Erasure Channel
2010
IEEE transactions on broadcasting
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In this paper, an error-resilient scheme called Wyner-Ziv Error-Resilient (WZER) based on a receiver driven layered Wyner-Ziv (WZ) coding framework is proposed. ...
The performances of the proposed WZER are simulated based on average PSNR of luminance, perceptual reconstruction and bandwidth usage and compared with normal Forward Error Correction (FEC) full protection ...
Comparing to the DCT based video coding algorithms, DWT based video coding will experience more problems due to the use of EZW or SPIHT. ...
doi:10.1109/tbc.2010.2058371
fatcat:bywwkuk7ezdzlooskxu47bnpoy
REVIEW ON IMAGE AND VIDEO COMPRESSION STANDARDS
2017
Asian Journal of Pharmaceutical and Clinical Research
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Data compression is used everywhere on the internet, that is, the videos, the images, and the music in online. ...
Nowadays, the number of photos taken each day is growing exponentially on phones and the number of photos uploading on Internet is also increasing rapidly. ...
A code unit (CU) is formed in each coding pass called chunk. Here, arithmetic coder uses contextual information to generate a bitstream. For error, resilience markers are added in the bitstream. ...
doi:10.22159/ajpcr.2017.v10s1.19760
fatcat:2iae45mhtrcanlt4gmbp5ykqtm
A Survey of Image Compression Algorithms for Visual Sensor Networks
2012
ISRN Sensor Networks
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Moreover, factors influencing the design of compression algorithms in the context of VSN are presented. We conclude by some guidelines which concern the design of a compression method for VSN. ...
We provide the advantages and shortcomings of the application of these algorithms in VSN, a literature review of their application in VSN, as well as an open research issue for each compression standard ...
Finally, the bitstream generated is transmitted. The proposed SPIHT coding eliminates the use of lists in its set-partitioning approach. ...
doi:10.5402/2012/760320
fatcat:ksg76nsh4vc5fdvfwxujzhh5ra
Studies and advances on joint source-channel encoding/decoding techniques in flow media communications
2010
Science China Information Sciences
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Also presented is a JSCD scheme based on variable-length coding, capable of providing reliable resolutions for flow media data transmission in spatial communications. ...
Joint source-channel coding/decoding (JSCC/JSCD) techniques in flow media communications have become a state-of-the-art and one of the challenging research subjects in the spatial communication area. ...
length codes (RVLCs) to implement the entropy encoding can also improve the error-resilient capacity of binary bitstreams [49] . ...
doi:10.1007/s11432-010-0001-4
fatcat:x6cmaqq3tfe4rbypkuub4fulzm
Multiple description wavelet coding with dual decomposition and cross packetization
2007
Signal, Image and Video Processing
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The proposed DD-MDC method effectively enhances error-resilience capability for robust transmission. ...
Extensive simulation results have clearly shown that the proposed wavelet-based DD-MDC and DDCP-MDC methods are highly error resilient and consistently yield high coding gain; particularly, when only one ...
Based on SPIHT, PTSQ yields a very high coding efficiency. Miguel et al. ...
doi:10.1007/s11760-007-0006-7
fatcat:pcizweb26nhohdybo3ryjg5rqe
Selective Dropping Congestion Control for wireless multimedia sensor networks
2011
2011 IEEE Symposium on Computers and Communications (ISCC)
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Results have shown that SDCC is able to significantly improve the network performance in terms of image delivery ratio and delay. ...
It periodically evaluates at each node the amount of data to drop, in order to control the level of the transmission queue, and then selects the packets to discard based on their relevance to the image ...
Among all wavelet-based encoders, the SPIHT codec has shown very good performances in terms of computational load and image quality, as it does not require entropy coding and it can be implemented in hardware ...
doi:10.1109/iscc.2011.5983923
dblp:conf/iscc/MartelliGBBC11
fatcat:mtu4f4gnojdzbaiub6khxfrv4q
Preserving Data Integrity of Encoded Medical Images: The LAR Compression Framework
[chapter]
2012
Intelligent Systems Reference Library
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Thus protection processes against transmission errors have to be added to get a powerful joint source-channel coding tool. ...
This chapter introduces data integrity protection and developed dedicated tools of content protection and secure bitstream transmission for medical encoded image purposes. ...
Acknowledgements This work is supported by the French National Research Agency as part of the CAIMAN project (ANR-08-VERS-002). ...
doi:10.1007/978-3-642-24693-7_4
fatcat:gef7wjgbzrbanembsqnhdhdgju
An Overview on Wavelets in Source Coding, Communications, and Networks
2007
EURASIP Journal on Image and Video Processing
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The use of wavelets in the broad areas of source coding, communications, and networks is surveyed. ...
Specifically, the impact of wavelets and wavelet theory in image coding, video coding, image interpolation, image-adaptive lifting transforms, multipledescription coding, and joint source-channel coding ...
tradeoff between rate-distortion performance and error resilience. ...
doi:10.1186/1687-5281-2007-060539
fatcat:3lwq2zjxxbd2pouxh3bouv3jum
An Overview on Wavelets in Source Coding, Communications, and Networks
2007
EURASIP Journal on Image and Video Processing
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The use of wavelets in the broad areas of source coding, communications, and networks is surveyed. ...
Specifically, the impact of wavelets and wavelet theory in image coding, video coding, image interpolation, image-adaptive lifting transforms, multipledescription coding, and joint source-channel coding ...
tradeoff between rate-distortion performance and error resilience. ...
doi:10.1155/2007/60539
fatcat:ctmzgdsjonf47c2vy35f7xghji
Overview on Selective Encryption of Image and Video: Challenges and Perspectives
2008
EURASIP Journal on Information Security
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Then, the compressed bitstream is entirely encrypted using a standard cipher (DES, AES, IDEA, etc.). ...
Another limitation of fully layered systems consists of altering the whole bitstream syntax which may disable some codec functionalities. ...
This result is fundamental especially for postcompression algorithms that perform encryption on entropy coded data. ...
doi:10.1155/2008/179290
fatcat:edxyot6bf5dshmhltumubf7fru
Distributed video coding for wireless video sensor networks: a review of the state-of-the-art architectures
2015
SpringerPlus
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Such growing interest can be attributed to new applications enabled by large-scale networks of small camera devices capable of capturing visual information from their surrounding environments, performing ...
The concept of spatially distributed battery powered sensors that cooperatively deliver their sensed information using radio channels to some common location has eventually taken the form of a wireless ...
All authors have given final approval of the version to be published and acknowledge their accountability for all aspects of the work. All authors read and approved the final manuscript. ...
doi:10.1186/s40064-015-1300-4
pmid:26405633
pmcid:PMC4573743
fatcat:iiryl4er2fc5bnzizypmpfbp3m
Error Robust Scalable Audio Streaming Over Wireless IP Networks
2004
IEEE transactions on multimedia
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Specifically, error resilience is achieved by performing bitstream data partitioning and reversible variable length coding in the audio coder. ...
Both the row and column codes of the product code provide unequal error protection for different layers of the audio bitstream by considering the characteristics of the scalable audio. ...
ACKNOWLEDGMENT This work was performed at Microsoft Research Asia. ...
doi:10.1109/tmm.2004.837249
fatcat:pgf44khnanharaiecisctbnhri
NON STANDARD SIZE IMAGE COMPRESSION WITH REVERSIBLE EMBEDDED WAVELETS
2012
International Journal of Research in Engineering and Technology
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In this paper Non standard size still images are compressed by CREW using MATLAB. It uses a new form of wavelet transform technology. ...
The rapid growth of digital imaging applications, including desktop publishing, multimedia, teleconferencing and high definition television, (HDTV) has increased the need of effective image processing. ...
This order leads to a bitstream that is coded with a binary entropy coder. ...
doi:10.15623/ijret.2012.0103033
fatcat:lamvkfgiqzg65fhjiaxuyjmsxm
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