DEPTH ESTIMATION FOR MULTI VIEW VIDEO CODING

... Otherwise, disparity estimation will be performed When disparity estimation is performed for the macroblock, the rate-distortion cost of the disparity estimation is compared with that of motion estimation ... khsohn@yonsei.ac.kr Abstract Multi-view video (MVV) and multi-view plus depth video became typical formats for 3D video systems which offer more realistic vis...

Ngày tải lên: 21/06/2014, 17:20

... Tham, S Ranganath, M Ranganath, and A A Kassim, A novel unrestricted center-biased diamond search algorithm for block motion estimation, ” IEEE Transactions on Circuits and Systems for Video Technology, ... (5) Adaptive Motion Estimation with Variable Subsample Ratios To efficiently alleviate the high-frequency aliasing problem and maintain the visual quality for video...

Ngày tải lên: 21/06/2014, 08:20

... further improve RD performance of the proposed scheme, making it an interesting solution for the scalable video coding problem REFERENCES [1] G J Sullivan and T Wiegand, Video compression-from ... which is the key to scalability features For these reasons, much attention has been devoted to WT-based video coding In the proposed scheme, the input video data firstly undergo a temp...

Ngày tải lên: 22/06/2014, 22:20

... adaptive MD mode selection for multiple description coding This approach makes use of multiple MD coding modes within a given sequence, making optimized decisions using a model of expected end-to-end ... that additional MD modes of interest may be straightforwardly incorporated into the adaptive MD encoding framework and the associated models for determining the opt...

Ngày tải lên: 22/06/2014, 23:20

... scalability, Tagliasacchi et al [15] have proposed a spatial and temporal scalable codec using distributed source coding They use the standards-conformant H.264/AVC to encode the base layer, and ... issue on advances in video coding and delivery [9] A Sehgal, A Jagmohan, and N Ahuja, A state-free causal video encoding paradigm,” in Proceedings of IEEE International Conferen...

Ngày tải lên: 22/06/2014, 23:20

... needs to perform LSP The rest of this paper is organized as follows Section revisits the role of motion in video coding and emphasizes the difference between forward and backward adaptive modeling ... accuracy in video coding [17], difficulty with subpixel MC appears to be one of the major obstacles in the development of backward adaptive video coders To fully exploit the flexibilit...

Ngày tải lên: 22/06/2014, 23:20

... Low-Rate Multiresolution Motion Estimation Previous frame Motion estimation Motion vectors Interpolation 1709 Interpolated frame Next frame Figure 1: Frame interpolation algorithm Table 1: Frame ... IN LOW-RATE VIDEO FRAME INTERPOLATION To illustrate the challenges of interpolation at low-rate video frames, we took a successful algorithm [1] for high frame...

Ngày tải lên: 23/06/2014, 01:20

... optimized motion estimation for H.264 video coding IEEE Trans Circ Syst Video Technol 18(2), 159–171 (2008) CY Chang, JJ Leou, SS Kuo, HY Chen, A new computation-aware scheme for motion estimation ... Architectures for MPGE-4 Motion Estimation (Kluwer Academic, Norwell, MA, 1999) 14 YK Lin, CC Lin, TY Kuo, TS Chang, A hardware-efficient H.264/AVC motionestimation design...

Ngày tải lên: 20/06/2014, 21:20

... pixels, which affects in reducing phantom colors in the resulting image In our approach, we calculate filter weights using information from color frame in RGB, while applying filtering on depth map ... post-filtering technique should be considered Filtering of depth maps has been addressed mainly from the point of view of increasing the resolution [5–7] In [6], a joint bilateral filter...

Ngày tải lên: 21/06/2014, 17:20

... (MC-EZBC) 2D+t- nonscalable MV 2D+t- scalable MV (e) 4608 5632 24 512 1536 2560 3584 Rate (kbps) t+2D (MC-EZBC) 2D+t- nonscalable MV 2D+t- scalable MV (f) Figure 12: Nonscalable versus scalable motion ... (MC-EZBC) 2D+t- nonscalable MV 2D+t- scalable MV t+2D (MC-EZBC) 2D+t- nonscalable MV 2D+t- scalable MV (a) (b) 32 30 28 26 24 22 Football CIF@30 fps 36 34 Average Y PSNR Av...

Ngày tải lên: 22/06/2014, 23:20

... original work is properly cited 22 Advanced Video Coding for Next-Generation Multimedia Services transform to produce a robust video coder An error-resilient video coding scheme using the MD technique ... Advanced Video Coding for Next-Generation Multimedia Services efficiency and error-resiliency The default settings of the original JM9.4 reference encoder are...

Ngày tải lên: 06/03/2014, 22:20

... ADVANCED VIDEO CODING FOR NEXTGENERATION MULTIMEDIA SERVICES Edited by Yo-Sung Ho Advanced Video Coding for Next-Generation Multimedia Services http://dx.doi.org/10.5772/45846 ... orders@intechopen.com Advanced Video Coding for Next-Generation Multimedia Services, Edited by Yo-Sung Ho p cm ISBN 978-953-51-0929-7 Contents Preface VII Section Advanced V...

Ngày tải lên: 16/03/2014, 22:20

... Intra -coding Inter -coding Intra -coding IPLB Inter -coding LH scheme Intra -coding Inter -coding Intra -coding IPLB Inter -coding Residual prediction HL scheme Not applicable HBD-based inter -coding ... HBD-based inter -coding Intra -coding Inter -coding Residual prediction LH-HL scheme Intra -coding HBD-based inter -coding Intra -coding IPLB Inter -coding Residual predictio...

Ngày tải lên: 21/06/2014, 02:20

... multithreshold fast macroblock mode selection method FAST MACROBLOCK MODE SELECTION METHOD BASED ON INTER-VIEW MODE CORRELATIONS After encoding the base view by the multithreshold fast macroblock mode selection ... FRAMEWORK OF THE PROPOSED HYBRID FAST MACROBLOCK MODE SELECTION ALGORITHM In JMVM, motion and disparity estimations are performed for each ma...

Ngày tải lên: 22/06/2014, 00:20