I forgot to link the blend file where I tried to reproduce the bug inside the compositor by gamma-correcting alpha channel.
http://ubuntuone.com/p/ROq/ This forces the bright halo artifact inside compositor and the resulting appearance is the same you get when you compose the premulled PNGs from blender in other application (or Blender's VSE) _______________________________________________ Bf-committers mailing list Bf-committers@blender.org http://lists.blender.org/mailman/listinfo/bf-committers