wow, this looks interesting and useful! cheers, jo
On Wed, Mar 22, 2017 at 11:55 PM, Heiko Bauke <heiko.ba...@mail.de> wrote: > Hi, > > in Darktable masks can be blurred by a Gaussian filter. I have implemented > an experimental feature to modify parametric and drawn masks by another kind > of filter called guided filter. Such a guided filter blurs the mask but > also takes into account the structure of the image. It is guided by the > image. When a drawn or parametric mask is filtered by the guided filter it > tends to have edges where also the image has edges. The guided filter is > similar to a bilateral filter but is less prone to cause halo effects at > edges. The effect of the guided filter is also illustrated in the attached > figures. The theory behind this filter is described in > http://kaiminghe.com/publications/eccv10guidedfilter.pdf > http://kaiminghe.com/eccv10/index.html > > If you want to play with this new feature checkout the guided_filter branch > in my darktable repository on github. Feedback will be welcome. > https://github.com/rabauke/darktable > > Warning: Make sure that the modified version of darktable does not overwrite > your working data base, e.g. use the --configdir option. Otherwise you may > experience problems when going back to Darktable 2.2.3. > > > Heiko > > > -- > -- Number Crunch Blog @ https://www.numbercrunch.de > -- Cluster Computing @ http://www.clustercomputing.de > -- Professional @ https://www.mpi-hd.mpg.de/personalhomes/bauke > -- Social Networking @ https://www.researchgate.net/profile/Heiko_Bauke > > ___________________________________________________________________________ > darktable developer mailing list > to unsubscribe send a mail to darktable-dev+unsubscr...@lists.darktable.org ___________________________________________________________________________ darktable developer mailing list to unsubscribe send a mail to darktable-dev+unsubscr...@lists.darktable.org