By Jozef à korupa, Jürgen Slowack, Stefaan Mys, Peter Lambert, Rik Van de Walle (auth.), Yueh-Min Ray Huang, Changsheng Xu, Kuo-Sheng Cheng, Jar-Ferr Kevin Yang, M. N. S. Swamy, Shipeng Li, Jen-Wen Ding (eds.)
This publication constitutes the refereed complaints of the ninth Pacific Rim convention on Multimedia, PCM 2008, held in Tainan, Taiwan, in December 2008.
The seventy nine revised complete papers and 39 revised poster offered have been conscientiously reviewed and chosen from 210 submissions. The papers are geared up in topical sections on subsequent iteration video coding thoughts, audio processing and category, interactive multimedia structures, advances in H.264/AVC, multimedia networking suggestions, complex picture processing innovations, video research and its functions, photograph detection and type, visible and spatial analyses, multimedia human desktop interfaces, multimedia protection and DRM, complex photo and video processing, multimedia database and retrieval, multimedia administration and authoring, multimedia personalization, multimedia for e-learning, multimedia networking suggestions, multimedia structures and purposes, complicated multimedia innovations, in addition to multimedia processing and analyses.
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Extra info for Advances in Multimedia Information Processing - PCM 2008: 9th Pacific Rim Conference on Multimedia, Tainan, Taiwan, December 9-13, 2008. Proceedings
In current texture compression with alpha channel, these two parts are always coded separately. From our observation, we ﬁnd that it is possible to combine these two parts to derive a more eﬃcient texture compression scheme. Therefore, in this paper, a new multi-mode mipmapping texture compression (MMMTC) with alpha map algorithm is proposed to achieve both high image quality and low memory bandwidth requirement. Level 6 1x1 2x2 Level 5 Level 4 Level 3 Level 2 Level 1 4x4 8x8 16x16 32x32 Level 0 d v 64x64 u Fig.
PCM 2008, LNCS 5353, pp. 11–20, 2008. -H. Sun et al. to generate one textured pixel for rendering engine. One example is mipmapping , which is the most popular method of anti-aliasing for texturing with a mipmap constructed in advance, as shown in Figure 1. In the mipmap, one more dimension, d, is introduced in texture coordinate, which stands for the level-of-detail parameter. When a texel (u, v, d) is required during texture mapping, trilinear interpolation is employed, where four neighbored texels in the lower level and four neighbored texels in the upper level are used for texture mapping of one pixel.
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