Image scaling, processing and analysing 路 By Kacper Wo藕niak
Any chance you could add the Johannes Kopf method?
http://johanneskopf.de/publications/pixelart/
That would be tricky, the complexity and computation time necessary to calculate this AND then turn the vector output back into raster graphics of a given resolution isn鈥檛 something I plan on tackling any time soon. 馃