Øyvind Kolås

I have found a way to make a common part of text-processing go 3-7x faster. There at squoze.org is a website with techni...

babl works as a universal pixel encoding translator by having - a not necessarily fast reference conversion able to deal...

GEGL is now using ctx for the implementation of gegl:fill-path an operation that takes an optional input buffer, a GeglC...

ctx now has partial implementation of all aspects of the HTML5 Canvas standard, and goes beyond with its CMYK and floati...

There is a lot of software built around the 16 colors system colors, that arise out of a combination of the ANSI escape...

I have been spending time testing, improving and verifying ctx, by improving the terminal engine that originated in mrg....

A new single-header C(/C++ compatible) library with an API inspired by cairo and HTML5 canvas' 2D rendering context, cal...

The visual experiment that went along with my previous post went viral, the one that went viral was an already lossily c...

The image for the post  is a visual/artistic experiment playing with simultanous contrast resulting from other experimen...

As a break from the bigger and longer term architectural improvement tasks of babl and GEGL, I've found time to research...

The graphical interface for GEGL is improving and for now is available through the GNOME git. At the coming Libre Graphi...

To refine new features and capabilities in GEGL - GIMPs new engine - the gegl binary has a commandline and accompanying...

babl master is now able to express CMYK based pixel formats backed by lcms2 and ICC profiles and most conversions that i...

GIMP-2.10 uses GEGL as the engine and up until now it has primarily been processing RGBA data of various kinds; and by n...

tl;dr possible by sacrificing some floating point precision near 0.0Pre-multiplied alpha is a pixel representation where...