By Ling Shao, Hui Zhang, Yan Liu (auth.), Kuo-Tien Lee, Wen-Hsiang Tsai, Hong-Yuan Mark Liao, Tsuhan Chen, Jun-Wei Hsieh, Chien-Cheng Tseng (eds.)
This two-volume lawsuits constitutes the refereed papers of the seventeenth overseas Multimedia Modeling convention, MMM 2011, held in Taipei, Taiwan, in January 2011. The fifty one revised standard papers, 25 particular consultation papers, 21 poster consultation papers, and three demo consultation papers, have been rigorously reviewed and chosen from 450 submissions. The papers are geared up in topical sections on audio, photo video processing, coding and compression; media content material looking and retrieval; multi-camera, multi-view, and 3D platforms; multimedia indexing and mining; multimedia content material research; multimedia sign processing and communications; and multimedia functions. The unique consultation papers take care of content material research for human-centered multimedia purposes; huge scale wealthy media info administration; multimedia figuring out for shopper electronics; photo item popularity and compression; and interactive picture and video search.
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Extra info for Advances in Multimedia Modeling: 17th International Multimedia Modeling Conference, MMM 2011, Taipei, Taiwan, January 5-7, 2011, Proceedings, Part I
16 4 PS0 PS1 PS2 PS3 PS4 PS5 PS6 PS7 16 4 PS8 PS9 PS10 PS11 PS12 PS13 PS14 PS15 Fig. 3. One 16x16 luma block can be replaced with one 4x4 average block Efficient Mode Selection with BMA Based Pre-processing Algorithms 15 4 PS0 PS1 PS2 PS3 PS4 PS5 PS6 PS7 4 PS8 PS9 PS10 PS11 PS12 PS13 PS14 PS15 Current 4x4 average blocks V 0 (vertical) 1 (horizontal) 2 (DC) 3 (plane) H H H H V V V Mean (H+V) Fig. 4. Compute the average-block PSAD for a 16x16 luma block In the luma-16x16 mode selection procedure, we only have one stage intra prediction.
As this results in vagueness about random access in the bitstream, the concept of Instantaneous Decoding Refresh (IDR) was introduced . This special I frame indicates that no subsequent pictures in the bitstream will require references to pictures prior to the IDR picture in decoding order. The prediction chain is broken; hence it is insuﬃcient to only rely on reference directions to detect shot boundaries. 264/AVC-compressed bitstreams have been published. In , Kim et al. , Intra 4×4 and Intra 16×16 prediction).
264 real-time applications. To achieve the best coding performance, the rate-distortion optimization (RDO) for the mode decision is an important step. e. low and high complexity mode decisions, and the rate-distortion (RD) cost function is used for both mode decisions. The RD cost function for both mode decisions can discover the best mode which has the minimum RD cost value. The high complexity mode decision requires a large number of computations but it leads to the best performance, so it is not suitable for real-time applications.
Advances in Multimedia Modeling: 17th International Multimedia Modeling Conference, MMM 2011, Taipei, Taiwan, January 5-7, 2011, Proceedings, Part I by Ling Shao, Hui Zhang, Yan Liu (auth.), Kuo-Tien Lee, Wen-Hsiang Tsai, Hong-Yuan Mark Liao, Tsuhan Chen, Jun-Wei Hsieh, Chien-Cheng Tseng (eds.)