Christoph Peters, Sebastian Merzbach, Johannes Hanika, Carsten Dachsbacher
In MAM 2019: Eurographics Workshop on Material Appearance Modeling
Abstract
In a recent journal paper, we introduced a technique to represent reflectance spectra by an arbitrary number of Fourier coefficients. As a special case, we converted tristimulus data to three Fourier coefficients. After summarizing this work, we introduce the Fourier sRGB color space. It is defined in terms of Fourier coefficients but designed to behave similar to sRGB. Textures stored in Fourier sRGB support efficient spectral rendering but can be compressed with techniques designed for sRGB textures. Compression errors are similar to sRGB.
Notes
This paper has been presented at the Eurographics Workshop on Material Appearance Modeling in Strasbourg on 9th of July 2019. The workshop was colocated with the Eurographics Symposium on Rendering. Playback of the videos in the Powerpoint slides may require installation of a codec such as x264vfw.
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