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- research-articleMarch 2021
Blind MV-based video steganalysis based on joint inter-frame and intra-frame statistics
Multimedia Tools and Applications (MTAA), Volume 80, Issue 6Pages 9137–9159https://doi.org/10.1007/s11042-020-10001-9AbstractDespite all its irrefutable benefits, the development of steganography methods has sparked ever-increasing concerns over steganography abuse in recent decades. To prevent the inimical usage of steganography, steganalysis approaches have been ...
- articleMarch 2016
Star diamond: an efficient algorithm for fast block matching motion estimation in H264/AVC video codec
Multimedia Tools and Applications (MTAA), Volume 75, Issue 6Pages 3161–3175https://doi.org/10.1007/s11042-014-2428-xBlock based motion estimation is usually used to reduce the computational complexity while preserving a good quality of the images used in real-time video coding. A new block matching motion estimation algorithm called star diamond search is proposed in ...
- short-paperJune 2015
A Dynamic Packet Fragmentation Extension to High Throughput WLANs for Real-Time H264/AVC Video Streaming
CFI '15: The 10th International Conference on Future InternetPages 1–4https://doi.org/10.1145/2775088.2775089This paper proposes an extension to high throughput WLANs such as IEEE 802.11n and IEEE 802.11ac for efficient streaming of H264/AVC encoded videos. The main idea is to fragment IP packets containing several TS packets into smaller IP packets containing ...
- short-paperApril 2015
A robust video watermarking algorithm in H.264/AVC compressed domain
SAC '15: Proceedings of the 30th Annual ACM Symposium on Applied ComputingPages 1291–1293https://doi.org/10.1145/2695664.2695989In this paper, a low complexity video watermarking scheme for H.264 has been presented. Our contribution is to attain lower complexity in embedding procedure and extracting watermark. At the same time, we avoid a bit-rate increase and improve the ...
- research-articleDecember 2010
High Performance, Low Complexity Video Coding and the Emerging HEVC Standard
- K. Ugur,
- K. Andersson,
- A. Fuldseth,
- G. Bjontegaard,
- L. P. Endresen,
- J. Lainema,
- A. Hallapuro,
- J. Ridge,
- D. Rusanovskyy,
- C. Zhang,
- A. Norkin,
- C. Priddle,
- T. Rusert,
- J. Samuelsson,
- R. Sjoberg,
- Z. Wu
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 20, Issue 12Pages 1688–1697https://doi.org/10.1109/TCSVT.2010.2092613This paper describes a low complexity video codec with high coding efficiency. It was proposed to the high efficiency video coding (HEVC) standardization effort of moving picture experts group and video coding experts group, and has been partially ...
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- research-articleMay 2010
Novel Statistical Modeling, Analysis and Implementation of Rate-Distortion Estimation for H.264/AVC Coders
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 20, Issue 5Pages 647–660https://doi.org/10.1109/TCSVT.2010.2045803In H.264/advanced video coding, the encoder employs the rate-distortion optimization (RDO) to select the optimal coding mode of each block. Although it is effective to employ the RDO technique for mode decision, the computation load increases ...
- research-articleMarch 2010
Error-Resilient H.264/AVC Video Transmission Using Two-Way Decodable Variable Length Data Block
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 20, Issue 3Pages 340–350https://doi.org/10.1109/TCSVT.2009.2035831Standard video coders utilize variable length coding (VLC) to obtain more data compression in addition to what lossy coding has achieved at the expense of making the compressed bitstream very vulnerable to channel errors. Even a 1-bit error incurred in ...
- research-articleFebruary 2010
Efficient Motion Re-Estimation With Rate-Distortion Optimization for MPEG-2 to H.264/AVC Transcoding
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 20, Issue 2Pages 262–274https://doi.org/10.1109/TCSVT.2009.2031521One objective in MPEG-2 to H.264/advanced video coding transcoding is to improve the H.264/AVC compression ratio by using more advanced macroblock encoding modes. The motion re-estimation process is by far the most time-consuming process in this type of ...
- research-articleJanuary 2010
Rate-Distortion Cost Estimation for H.264/AVC
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 20, Issue 1Pages 38–49https://doi.org/10.1109/TCSVT.2009.2026946Rate-distortion cost estimation is useful for many H.264/advanced video coding (AVC) applications including rate-distortion optimization (RDO) for mode-decision and rate-control. In this paper, we propose a new rate-prediction model and an adaptive ...
- research-articleJanuary 2010
Multiple Description Video Coding With H.264/AVC Redundant Pictures
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 20, Issue 1Pages 144–148https://doi.org/10.1109/TCSVT.2009.2026815Multiple description coding offers interesting solutions for error resilient multimedia communications as well as for distributed streaming applications. In this letter, we propose a scheme based on H.264/AVC for encoding of image sequences into ...
- research-articleDecember 2009
Compression of Bayer-pattern video sequences using adjusted chroma subsampling
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 12Pages 1891–1896https://doi.org/10.1109/TCSVT.2009.2031370Most consumer digital color cameras are equipped with a single chip. Such cameras capture only one color component per pixel (e.g., Bayer pattern) instead of an RGB triple. Conventionally, missing color components at each pixel are interpolated from its ...
- research-articleOctober 2009
A cross-layer approach to multichannel MAC protocol design for video streaming over wireless ad hoc networks
IEEE Transactions on Multimedia (TOM), Volume 11, Issue 6Pages 1052–1061https://doi.org/10.1109/TMM.2009.2026083This paper presents a cross-layer design for a reliable video transmission over wireless ad hoc networks based on multichannel MAC protocol with TDMA. First, we conduct a study of the multichannel MAC protocol through Markov chain model. Based on this ...
- research-articleSeptember 2009
Full RDO-support power-aware CABAC encoder with efficient context access
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 9Pages 1262–1273https://doi.org/10.1109/TCSVT.2009.2020326In this paper, we propose a full-hardware context-based adaptive binary arithmetic coder (CABAC) encoder, which is the entropy coding tool adopted in the main and higher profiles of the video coding standard H.264/AVC. All CABAC coding features are ...
- research-articleAugust 2009
Motion estimation optimization for H.264/AVC using source image edge features
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 8Pages 1095–1107https://doi.org/10.1109/TCSVT.2009.2022796The H.264/AVC coding standard processes variable block size motion-compensated prediction with multiple reference frames to achieve a pronounced improvement in compression efficiency. Accordingly, the computation of motion estimation increases in ...
- research-articleAugust 2009
A context-adaptive prediction scheme for parameter estimation in H.264/AVC macroblock layer rate control
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 8Pages 1108–1117https://doi.org/10.1109/TCSVT.2009.2020338In this paper, we present a novel context-adaptive model parameter prediction scheme for improving the estimation accuracy of the mean absolute difference (MAD) of texture and other model parameters in the linear rate quantization (RQ) model-based H.264/...
- research-articleAugust 2009
Algorithm and architecture design of power-oriented H.264/AVC baseline profile encoder for portable devices
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 8Pages 1118–1128https://doi.org/10.1109/TCSVT.2009.2020323Because video services are becoming popular on portable devices, power becomes the primary design issue for video coders nowadays. H.264/AVC is an emerging video coding standard which can provide outstanding coding performance and thus is suitable for ...
- research-articleAugust 2009
Adaptive variable block-size early motion estimation termination algorithm for H.264/AVC video coding standard
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 8Pages 1196–1201https://doi.org/10.1109/TCSVT.2009.2020322The variable block-size motion estimation (ME) process is the H.264/AVC encoder's most time-consuming function. This letter proposes to reduce the complexity of the ME process with an early termination algorithm that features an adaptive threshold based ...
- research-articleAugust 2009
Transform-exempted calculation of sum of absolute Hadamard transformed differences
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 8Pages 1183–1188https://doi.org/10.1109/TCSVT.2009.2020264Sum of absolute Hadamard transformed differences (SATD) is an important distortion metric applied in the latest video coding standard H.264/AVC, which is an alternative to the sum of absolute differences (SAD) to improve coding efficiency. However, the ...
- research-articleJuly 2009
High-fidelity RGB video coding using adaptive inter-plane weighted prediction
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 7Pages 1051–1056https://doi.org/10.1109/TCSVT.2009.2020251This letter presents an efficient video coding algorithm in the RGB color space. Currently, most video coding algorithms are based on a decorrelated color space such as YUV or YCbCr, which has reduced inter-color redundancy. For high-fidelity video ...
- research-articleJune 2009
Error resilient coding and error concealment in scalable video coding
IEEE Transactions on Circuits and Systems for Video Technology (IEEETCSVT), Volume 19, Issue 6Pages 781–795Scalable video coding (SVC), which is the scalable extension of the H.264/AVC standard, was developed by the Joint Video Team (JVT) of ISO/IEC MPEG (Moving Picture Experts Group) and ITU-T VCEG (Video Coding Experts Group). SVC is designed to provide ...