Changes between Version 1 and Version 2 of libcaca/study/introduction
- Timestamp:
- 12/22/2009 09:24:41 PM (15 years ago)
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libcaca/study/introduction
v1 v2 9 9 Meet Lena. She will guide us through this document, because the seriousness of a scientific document in the area of computer graphics can be measured by the number of times Lena appears in it. She truly is the Mona Lisa of image processing. ![2] 10 10 11 [[Image(source:/web/trunk/ static/study/lena256.png,alt="Lena (256×256)")]]12 [[Image(source:/web/trunk/ static/study/gradient256.png,alt="colour gradient (64×256)")]]13 [[Image(source:/web/trunk/ static/study/lena256bw.png,alt="Lena (256×256BW)")]]14 [[Image(source:/web/trunk/ static/study/gradient256bw.png,alt="greyscale gradient (32×256)")]]11 [[Image(source:/web/trunk/www/study/lena256.png,alt="Lena (256×256)")]] 12 [[Image(source:/web/trunk/www/study/gradient256.png,alt="colour gradient (64×256)")]] 13 [[Image(source:/web/trunk/www/study/lena256bw.png,alt="Lena (256×256BW)")]] 14 [[Image(source:/web/trunk/www/study/gradient256bw.png,alt="greyscale gradient (32×256)")]] 15 15 16 16 This document makes a lot of assumptions, such as the fact that input images are made of pixels that have either one (grey level) or three (red, green and blue) values uniformly spread between 0 and 1 (with regards to human contrast perception). Real life is more complicated than that, but that is beyond the scope of this document for now. … … 55 55 * 7.2. Error diffusion 56 56 * 7.3. Colour ASCII art 57 * [wiki:libcaca/study/bib liographyBibliography]57 * [wiki:libcaca/study/bib Bibliography]