On Fri, Aug 13, 2010 at 4:31 PM, Behdad Esfahbod <[email protected]>wrote:
> On 08/13/10 01:09, Soeren Sandmann wrote: > > Krzysztof Kosiński <[email protected]> writes: > > > >> This is the second attempt at bitmap supersampling in Pixman. > > > > For people who are curious, this is a big quality improvement: > > > > original image (3200 x 2000): > > http://www.daimi.au.dk/~sandmann/house.jpg > > Great image for testing. > > > > without patch: > > http://www.daimi.au.dk/~sandmann/house-before.png > > > > with patch: > > http://www.daimi.au.dk/~sandmann/house-after.png > > Interesting that there's still aliasing going on, but blurred. I think any algorithm will show some sort of aliasing for some images. Look at this page for some comparisons: http://www.xs4all.nl/~bvdwolf/main/foto/down_sample/down_sample.htm The algorithm that he implemented is certainly not the best, but its certainly better than what we have now...
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