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A video codec based on R/D-optimized adaptive vector quantization

M. Wagner, R. Herz, H. Hartenstein, R. Hamzaoui, D. Saupe
1999 Proceedings DCC'99 Data Compression Conference (Cat. No. PR00096)  
Our R-D optimization is based on an efficient convex-hull computation [3]. This method is compared to common R-D optimizations that use a Lagrangian multiplier approach.  ...  Adaptive vector quantization using generalized threshold replenishment. In  ...  Our R-D optimization is based on an efficient convex-hull computation [3] . This method is compared to common R-D optimizations that use a Lagrangian multiplier approach.  ... 
doi:10.1109/dcc.1999.785713 dblp:conf/dcc/WagnerHHHS99 fatcat:nqvxobaaord33jwzbu62m44eti

Trellis-based R-D optimal quantization in H.263+

Jiangtao Wen, M. Luttrell, J. Villasenor
2000 IEEE Transactions on Image Processing  
Index Terms-Dynamic programming, H.263+, R-D optimization, video coding.  ...  We describe a trellis-based algorithm which enables R-D optimum quantization decisions in the H.263+ video coding standard.  ...  Thus, the comparisons we present do indicate the degree of improvement in block-DCT-based video coding enabled by using R-D optimized quantization in place of quantization using a uniform scalar quantizer  ... 
doi:10.1109/83.855437 pmid:18262979 fatcat:dmyyhlkxhrdj7mozurwa26espi

Motion and texture rate-allocation for prediction-based scalable motion-vector coding

Joeri Barbarien, Adrian Munteanu, Fabio Verdicchio, Yiannis Andreopoulos, Jan Cornelis, Peter Schelkens
2005 Signal processing. Image communication  
, making the integration of the scalable MVC into a scalable video codec possible.  ...  In this paper, the practical use of prediction-based scalable motion-vector coding in the context of scalable SDMCTF-based video coding is investigated.  ...  In subsection III.3, a new R-D optimized rate-allocation scheme based on Lagrangian rate-distortion optimization is proposed.  ... 
doi:10.1016/j.image.2004.12.006 fatcat:hthe2bkmajfzbptw6fsmsbrvpi

Rate-distortion optimized layered coding of high dynamic range videos

Chul Lee, Chang-Su Kim
2012 Journal of Visual Communication and Image Representation  
First, we separate an HDR video sequence into a tone-mapped low dynamic range (LDR) sequence and a ratio sequence, which represents ratios between HDR and LDR pixel values.  ...  Authors requiring further information regarding Elsevier's archiving and manuscript policies are encouraged to visit: a b s t r a c t An efficient algorithm to compress high dynamic range (HDR) videos  ...  Rafał Mantiuk for providing us valuable comments and their experimental data on the ''Tunnel'' sequence for comparison. This  ... 
doi:10.1016/j.jvcir.2012.05.009 fatcat:vsyvthha3nb53oadhkmidfarxm

Low-complexity rate-distortion optimal macroblock mode selection and motion estimation for MPEG-like video coders

Hyungjoon Kim, N. Kamaci, Y. Altunbasak
2005 IEEE transactions on circuits and systems for video technology (Print)  
With our extensive analysis on various video sequences, we show that the proposed algorithm provides significant improvements with negligible increase in overall computational load.  ...  With the proposed method, we achieve 3.13, 1.78, and 1.64 dB peak signal-to-noise ratio gains over TM5 on the average, at the bit rates 2, 4, and 6 Mb/s, respectively, with CCIR-601 video.  ...  We can state the R-D optimal ME as estimating the motion vector that minimizes , subject to a motion vector rate constraint.  ... 
doi:10.1109/tcsvt.2005.848354 fatcat:jew4ao6kkbfpjnw5er26pcg2fi

End-to-End Rate-Distortion Optimized Learned Hierarchical Bi-Directional Video Compression [article]

M.Akın Yılmaz, A.Murat Tekalp
2021 arXiv   pre-print
Most works on learned VC consider end-to-end optimization of a sequential video codec based on R-D loss averaged over pairs of successive frames.  ...  Learned VC allows end-to-end rate-distortion (R-D) optimized training of nonlinear transform, motion and entropy model simultaneously.  ...  R-D optimization.  ... 
arXiv:2112.09529v1 fatcat:auiqvzwpf5bi7nznou4ygducmi

End-to-End Rate-Distortion Optimized MD Mode Selection for Multiple Description Video Coding

Brian A Heng, John G Apostolopoulos, Jae S Lim
2006 EURASIP Journal on Advances in Signal Processing  
With this model of the expected end-to-end distortion, the encoder selects between MD coding modes in a rate-distortion (R-D) optimized manner to most effectively tradeoff compression efficiency for error  ...  We show how this approach adapts to both the local characteristics of the video and network conditions and demonstrates the resulting gains in performance using an H.264-based adaptive MD video coder.  ...  Here, R-D optimization is only performed with respect to quantization distortion, not the end-to-end R-D optimization used in the other approaches.  ... 
doi:10.1155/asp/2006/32592 fatcat:fpdchedjcffftatsbslx2fuqou

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 this paper, a model-based multiple-adaptation framework based on a wavelet video codec, MC-EZBC, is proposed.  ...  In the past, most SVC technologies were based on a coarse-granularity scalable model which puts many scalability constraints on the encoded bitstreams.  ...  In this paper, a parameterized R-D model-based approach for R-D optimized multiple adaptations of video bitstream and content-adaptive FEC protection is proposed.  ... 
doi:10.1155/2007/70914 fatcat:y4yycsdcxrcmblhf4lhuooa5f4

An H.264/Avc Inverse Transform Adaptation Method For Video Streaming Applications

Rafael Galvão de Oliveira, Béatrice Pesquet, Maria Trocan
2012 Zenodo  
multiple R-D optimization passes.  ...  (R-D) optimization for each new inverse transform.  ... 
doi:10.5281/zenodo.52029 fatcat:mwzby7ix2bbtbbamvor2mdb7cy

Embedded wavelet packet image coder with fast rate-distortion optimized decomposition

Jin Li, C.-C. Jay Kuo, Po-Yuen Cheng, Jan Biemond, Edward J. Delp III
1997 Visual Communications and Image Processing '97  
A fast rate-distortion (R-D) optimized wavelet packet (WP) transform is proposed for image compression in this research.  ...  We h a ve performed extensive experiments to demonstrate the performance of an image coder using the proposed R-D optimized wavelet packet transform, and shown that our scheme is highly competitive with  ...  Our scheme evaluates the R-D e ciency of each WP decomposition based on an empirical R-D codec model.  ... 
doi:10.1117/12.263187 fatcat:qn6e6xqd5nfhhotvp74m5r5y34

Daala: Building a next-generation video codec from unconventional technology

Jean-Marc Valin, Timothy B. Terriberry, Nathan E. Egge, Thomas Daede, Yushin Cho, Christopher Montgomery, Michael Bebenita
2016 2016 IEEE 18th International Workshop on Multimedia Signal Processing (MMSP)  
Daala is a new royalty-free video codec that attempts to compete with state-of-the-art royalty-bearing codecs.  ...  We show that Daala is approaching the performance level of more mature, state-of-the art video codecs and can contribute to improving AV1.  ...  Although R-D optimal block size decisions with this data structure are still NPhard, there is a fast dynamic programming approximation that achieves good results in practice [14] .  ... 
doi:10.1109/mmsp.2016.7813362 dblp:conf/mmsp/ValinTEDCMB16 fatcat:yps33wsj45hdhhaz6r4yn3sd7y

Daala: Building A Next-Generation Video Codec From Unconventional Technology [article]

Jean-Marc Valin, Timothy B. Terriberry, Nathan E. Egge, Thomas Daede, Yushin Cho, Christopher Montgomery, Michael Bebenita
2016 arXiv   pre-print
Daala is a new royalty-free video codec that attempts to compete with state-of-the-art royalty-bearing codecs.  ...  We show that Daala is approaching the performance level of more mature, state-of-the art video codecs and can contribute to improving AV1.  ...  Although R-D optimal block size decisions with this data structure are still NPhard, there is a fast dynamic programming approximation that achieves good results in practice [14] .  ... 
arXiv:1608.01947v1 fatcat:fzztk6n4h5cszmrcxxhb3sa3ca

FOR/SOR video coding with super macroblock and inter-frame stripe prediction

Je-Won Kang, Seung-Hwan Kim, C.-C. Jay Kuo
2011 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)  
A first-order-residual/second-order-residual (FOR/SOR) based video coding algorithm that incorporates the super macroblock (SMB) and the inter-frame stripe prediction (ISP) technique is proposed for high  ...  For the FOR coding, we apply a larger quantization stepize and motion-predictive coding to remove the temporal correlation.  ...  The encoder can determines whether to encode the residual signal with the SOR codec via the R-D optimization process.  ... 
doi:10.1109/icassp.2011.5946530 dblp:conf/icassp/KangKK11 fatcat:cgrsfwcutzejfaowaa6nmznsga

Video Coding for Machine: Compact Visual Representation Compression for Intelligent Collaborative Analytics [article]

Wenhan Yang, Haofeng Huang, Yueyu Hu, Ling-Yu Duan, Jiaying Liu
2021 arXiv   pre-print
In this paper, we summarize VCM methodology and philosophy based on existing academia and industrial efforts.  ...  Video Coding for Machines (VCM) is committed to bridging to an extent separate research tracks of video/image compression and feature compression, and attempts to optimize compactness and efficiency jointly  ...  Learnable Neural Networks Learnable Transforms R-D Optimization Bit-Rate Distortion R-D Optimization Machine Vision Targeted Codec The first category of methods is a natural evolution of existing  ... 
arXiv:2110.09241v1 fatcat:ju7pxk2fhbf7hnby6po3kq5bqi

Video Compression Using Nested Quadtree Structures, Leaf Merging, and Improved Techniques for Motion Representation and Entropy Coding

Detlev Marpe, Heiko Schwarz, Sebastian Bosse, Benjamin Bross, Philipp Helle, Tobias Hinz, Heiner Kirchhoffer, Haricharan Lakshman, Tung Nguyen, Simon Oudin, Mischa Siekmann, Karsten Suhring (+2 others)
2010 IEEE transactions on circuits and systems for video technology (Print)  
A video coding architecture is described that is based on nested and pre-configurable quadtree structures for flexible and signal-adaptive picture partitioning.  ...  Index Terms-High efficiency video coding, HEVC.  ...  Based on the outcome of the mode decision process for each admissible prediction block size, the R-D optimal quadtree-based subdivision of a CTB into prediction blocks is determined by applying the bottom-up  ... 
doi:10.1109/tcsvt.2010.2092615 fatcat:ypgnklwlojedndwuphzpqgmpk4
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