3D Video Coding for Embedded Devices: Energy Efficient by Bruno Zatt, Muhammad Shafique, Sergio Bampi, Jörg Henkel

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By Bruno Zatt, Muhammad Shafique, Sergio Bampi, Jörg Henkel (auth.)

This booklet exhibits readers how one can improve energy-efficient algorithms and architectures to let high-definition 3D video coding on resource-constrained embedded units. clients of the Multiview Video Coding (MVC) general face the problem of exploiting its 3D video-specific coding instruments for expanding compression potency on the price of accelerating computational complexity and, for this reason, the power intake. This booklet allows readers to lessen the multiview video coding power intake via together contemplating the algorithmic and architectural degrees. assurance comprises an creation to 3D video clips and an intensive dialogue of the present cutting-edge of 3D video coding, in addition to energy-efficient algorithms for 3D video coding and energy-efficient structure for 3D video coding.

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Example text

It is possible to combine GOP level and frame level, and based on this observation, for simplicity, they are jointly discussed in this monograph. In the following sections we present the state of the art related to 3D-video systems, MVC encoders, and multimedia processing. 4 3D-Video Systems 29 ME/DE and rate control for the MVC standard is presented. An overview on ­low-power techniques is also provided to give the technical background required for our energy-efficient architectural solutions.

12 Order of macroblock borders filtering 16x16 luma block e f a b c d 8x8 chroma block g k h l i j depending on the syntax element being encoded. The coding method is an evolution of variable length coding to better adapt to multiple contexts. 264/AVC standard and implements a novel coding technique able to reduce the bitstream size by about 5–15 % (Wiegand et al. 2003) in comparison to the CAVLC encoder. The tables of probability used in CABAC are updated at bit level and present strong data dependencies.

The block size depends on the color subsampling; for the 4:2:0 color subsampling, 8 × 8 chroma blocks are used. The inter-frame prediction or motion estimation (ME) provides other possibility of prediction. Its function is to perform a search in the past or future previously encoded frames to find the best matching candidate in order to provide a good prediction. 2. For the dependent views (all views except the base one), the inter-view prediction or disparity estimation (DE) is also available (Merkle et al.

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