Filters








1,040 Hits in 5.6 sec

Character index

2011 2011 IEEE International Conference on Multimedia and Expo  
EVALUATION FOR REAL-TIME 3D VIDEO SERVICES Javier Ruiz Hidalgo REAL-TIME HEAD AND HAND TRACKING BASED ON 2.5D DATA Yo Sung Ho IMPROVED CABAC DESIGN IN H.264/AVC FOR LOSSLESS DEPTH MAP CODING H.264/AVC  ...  on Multimedia and Expo Mrinal Mandal Niansheng Mao A VIDEO ENCRYPTION ALGORITHM IN H.264 COMPRESSED DOMAIN FOR RESOURCE-LIMITED SYSTEMS George Margetis A SMART ENVIRONMENT FOR AUGMENTED LEARNING  ... 
doi:10.1109/icme.2011.6011827 fatcat:wjy7yvkmvbbf3hj4wbyjapx5gu

An efficient coding scheme for surveillance videos captured by stationary cameras

Xianguo Zhang, Luhong Liang, Qian Huang, Yazhou Liu, Tiejun Huang, Wen Gao, Pascal Frossard, Houqiang Li, Feng Wu, Bernd Girod, Shipeng Li, Guo Wei
2010 Visual Communications and Image Processing 2010  
In practice, the H.264/AVC encoder JM 16.0 is employed as a build-in coding module to encode those frames.  ...  Experimental results on eight in-door and out-door surveillance videos show that the proposed scheme achieves 0.12 dB~1.53 dB gain in PSNR over the JM 16.0 anchor specially configured for surveillance  ...  As for BgEncoder, the built-in AVC encoders are configured the same as JM-COMMON except for the 9 bit source depth of the 9-bit H.264/AVC encoder.  ... 
doi:10.1117/12.863522 dblp:conf/vcip/ZhangLHLH010 fatcat:bz75kecj3zh5xf3ssxigdjrdvq

Highway Vehicle Counting in Compressed Domain

Xu Liu, Zilei Wang, Jiashi Feng, Hongsheng Xi
2016 2016 IEEE Conference on Computer Vision and Pattern Recognition (CVPR)  
This paper presents a highway vehicle counting method in compressed domain, aiming at achieving acceptable estimation performance approaching the pixel-domain methods.  ...  Finally, we evaluated the proposed method on the real highway surveillance videos.  ...  the Fundamental Research Funds for the Central Universities (WK3500000002 and WK3490000001).  ... 
doi:10.1109/cvpr.2016.329 dblp:conf/cvpr/LiuWFX16 fatcat:tnakfkgmubfg7hkljs5euh347a

Review on using Region of interest for HEVC

Parmeshwar Kokare, Dr MasoodhuBanu. N.M
2018 International Journal of Engineering & Technology  
High efficiency video coding (HEVC) is the latest video compression standard. The coding efficiency of HEVC is 50% more than the preceding standard Advanced video coding (AVC).  ...  The main objective of this paper is to provide a review of the recent developments in HEVC, particularly focusing on using region of interest (ROI) for reducing the encoding process time.  ...  H.265/HEVC is the latest video coding standard which has the best compression up till now. The quality of encoding video is almost the same as that of H.264/AVCencoding video.  ... 
doi:10.14419/ijet.v7i2.4.11173 fatcat:aqmzs5gi3bfjhoyiqr4ugayl4y

REVIEW ON IMAGE AND VIDEO COMPRESSION STANDARDS

Madhavee Latha. P, Annis Fathima. A
2017 Asian Journal of Pharmaceutical and Clinical Research  
Data compression is used everywhere on the internet, that is, the videos, the images, and the music in online.  ...  In this paper, image and video compression standards are discussed.  ...  In video compression standards, H.264 supports various applications at low bit rates. HEVC is designed for the parallel processing at the same bit rate of H. 264 .  ... 
doi:10.22159/ajpcr.2017.v10s1.19760 fatcat:2iae45mhtrcanlt4gmbp5ykqtm

Impact of Scene Content on High Resolution Video Quality

Miroslav Uhrina, Anna Holesova, Juraj Bienik, Lukas Sevcik
2021 Sensors  
The sequences were encoded at 5 different constant bitrates in two widely video compression standards H.264/AVC and H.265/HEVC at Full HD and Ultra HD resolutions, which means 160 annotated video sequences  ...  The evaluation results led us to the conclusion that it is unnecessary to use the H.265/HEVC codec for compression of Full HD sequences and the compression efficiency of the H.265 codec by the Ultra HD  ...  The funders had no role in the design of the study; in the collection, analyses or interpretation of data; in the writing of the manuscript, or in the decision to publish the result.  ... 
doi:10.3390/s21082872 pmid:33921877 fatcat:3w5lagde2vg33emzlazigh25la

Rate-Accuracy Trade-Off in Video Classification with Deep Convolutional Neural Networks

Alhabib Abbas, Aaron Chadha, Yiannis Andreopoulos, Mohammad Jubrani
2018 2018 25th IEEE International Conference on Image Processing (ICIP)  
In this paper, we investigate the trade-off between the encoding bitrate and the achievable accuracy of CNN-based video classification that ingests AVC/H.264 encoded videos.  ...  However, when considering visual Internet-of-Things applications, surveillance systems and semantic crawlers of large video repositories, the compressed video content and the CNN-based semantic analysis  ...  INTRODUCTION Action or event recognition and video classification for visual Internet of Things (IoT) systems [1] , video surveillance [2] , and fast analysis of large-scale video libraries [3] have  ... 
doi:10.1109/icip.2018.8451666 dblp:conf/icip/AbbasCAJ18 fatcat:sguza4pd5zf7xk6r47wgmqglrq

Robust Privacy-Preserving Motion Detection and Object Tracking in Encrypted Streaming Video [article]

Xianhao Tian, Peijia Zheng, Jiwu Huang
2021 arXiv   pre-print
By analyzing the properties of the video codec and format-compliant encryption schemes, we propose a new compressed-domain feature to capture motion information in complex surveillance scenarios.  ...  The experimental results demonstrate that our scheme achieves the best detection and tracking performance compared with existing works in the encrypted and compressed domain.  ...  Therefore, compressed-domain approaches are preferable for secure real-time video surveillance in cloud computing.  ... 
arXiv:2108.13141v1 fatcat:czjsz6maavgtxleokso57rmaba

A Survey of H.264 AVC/SVC Encryption

Thomas Stutz, Andreas Uhl
2012 IEEE transactions on circuits and systems for video technology (Print)  
Video encryption has been heavily researched in the recent years.  ...  This survey summarizes the latest research results on video encryption with a special focus on applicability and on the most widely-deployed video format H.264 including its scalable extension SVC.  ...  Given the dominant application of H.264 as video compression system, the necessity of practical security tools for H.264 is unquestionable.  ... 
doi:10.1109/tcsvt.2011.2162290 fatcat:bj6cpb2mwjg6tnpdyukgd6e2t4

Abnormality detection method for transmission lines based on video code stream analysis

Wang Guanyao, Wang Xu, L. Duan, A.Z. Abdullah
2021 E3S Web of Conferences  
The existing video surveillance-based methods need to decode the video, which has poor real-time performance.  ...  Therefore, this paper proposes a transmission line abnormality monitoring method based on video stream analysis.  ...  Transmission line abnormality monitoring method based on video stream analysis In-depth analysis of video coding principles can find that in order to save coding time during video coding, the difference  ... 
doi:10.1051/e3sconf/202124501028 fatcat:3qjivv2gzzgl3hwtuwavbktyfi

Front Matter: Volume 7744

Proceedings of SPIE, Pascal Frossard, Houqiang Li, Feng Wu, Bernd Girod, Shipeng Li, Guo Wei
2010 Visual Communications and Image Processing 2010  
Please use the following format to cite material from this book: Publication of record for individual papers is online in the SPIE Digital Library.  ...  The publisher is not responsible for the validity of the information or for any outcomes resulting from reliance thereon.  ...  Manders, Institute for Infocomm Research (Singapore) 7744 21 Cell blade based H.264 video encoding engine for large scale video surveillance applications [7744-107] L. Lu, B. Paulovicks, V.  ... 
doi:10.1117/12.867262 dblp:conf/vcip/X10 fatcat:72pr7x7n2rcfbkqwy47uqlvsze

Wireless Video Surveillance: A Survey

Yun Ye, Song Ci, Aggelos K. Katsaggelos, Yanwei Liu, Yi Qian
2013 IEEE Access  
This survey provides a comprehensive overview of existing state-of-the-art technologies developed for wireless video surveillance, based on the in-depth analysis of the requirements and challenges in current  ...  A wireless video surveillance system consists of three major components: 1) the video capture and preprocessing; 2) the video compression and transmission in wireless sensor networks; and 3) the video  ...  Based on the statistical analysis for the encoder time complexity and the RD performance, the DISCOVER encoder attained similar visual quality to the H.264/AVC encoder while the processing time was reduced  ... 
doi:10.1109/access.2013.2282613 fatcat:xvca2kk63nav5guktvl3zabhfm

Toward Scalable Video Analytics Using Compressed-Domain Features at the Edge

Dien Van Nguyen, Jaehyuk Choi
2020 Applied Sciences  
Based on a novel approach of utilizing the information from the encoded bitstream, the edge can achieve low processing complexity of object tracking in surveillance videos and filter non-motion frames  ...  Intelligent video analytics systems have come to play an essential role in many fields, including public safety, transportation safety, and many other industrial areas, such as automated tools for data  ...  On the other hand, H.264/AVC (Advanced Video Coding) in view of higher resolution and low bandwidth utilization and storage requirement becomes the popular video compression standard for surveillance video  ... 
doi:10.3390/app10186391 fatcat:ywdqkinx35arnerwl2fwjwwbbm

Joint exploration model based light field image coding: A comparative study

Huy Phi Cong, Stuart Perry, Trinh Anh Vu, Xiem HoangVan
2017 2017 4th NAFOSTED Conference on Information and Computer Science  
In this context, we present in this paper a comparative study for compressing LF data with not only the widely used image/video coding standards, such as JPEG-2000, H.264/AVC, HEVC and Google/VP9 but also  ...  In addition, this paper also proposes a LF image coding flow, which can be used as a benchmark for future LF compression evaluation.  ...  Therefore, this paper proposes a comprehensive analysis for compression efficiency of LF image coding with not only the available image/video coding standards, e.g., Google/VP9 [13] , H.264/AVC [14]  ... 
doi:10.1109/nafosted.2017.8108083 fatcat:ajyuoiejnraipj6virrej24dg4

Front Matter: Volume 7257

Proceedings of SPIE, Majid Rabbani, Robert L. Stevenson
2009 Visual Communications and Image Processing 2009  
The publishers are not responsible for the validity of the information or for any outcomes resulting from reliance thereon.  ...  Some conference presentations may not be available for publication. The papers published in these proceedings reflect the work and thoughts of the authors and are published herein as submitted.  ...  (United States) 7257 0C Multi-level human motion analysis for surveillance applications [7257-11] W. Lao, J. Han, Eindhoven Univ. of Technology (Netherlands); P. H.  ... 
doi:10.1117/12.822845 fatcat:jpv3nhzvercetbplx4hc6pqvs4
« Previous Showing results 1 — 15 out of 1,040 results