Host memory limit should be 1500 (can be also higher like 3000) and the following parameter "single buffer ..." should be 16 or 32.
Am 24.04.2014 20:07, schrieb Людмила Бандурина: > Please, tell me approximate settings for 64bit system, 8Gb memory > > > 2014-04-24 22:01 GMT+04:00 Ulrich Pegelow <[email protected] > <mailto:[email protected]>>: > > Hi Liudmilla, > > think it should read "Tiling failed for module ...". > > Tiling is a process where darktable splits the image in rectangular tile > and process them one after the other and recombining the full image in > the end. This is done in order to save memory and is especially needed > if you are short in RAM or if your are on a 32-bit system. > > The problem now is that - depending on the module and its settings - > darktable needs to process part of the tile as an "overlap" area to > avoid borderline artifacts. That overlap area is not used when > recombining the tiles. For the shadows and highlights module this needed > overlap area depends on the blur radius and can get very large. > > Suppose that your memory situation requires the image to be processed in > tiles of 400 x 400 pixels. If the overlap area needs to be 200 pixels > (on each of the four sides of the tile) it's clear what happens: there > is nothing left "in" the tile which can be used. > > What darktable does in that case is to forget about tiling and just > tries to push through the image in one chunk. That might give all > possible results: it sometimes works, sometimes part of the image is > garbled, sometimes darktable crashes. The warning tells you to have a > close look at your output if you got what you want. > > What can you do? You can of course reduce the blur radius in shadows and > highlights, but that influences the look of the image. > > You can increase the configuration parameter "host memory limit for > tiling" but that might not work if your system is limited in memory (see > above). > > In general it's strongly advised to run darktable on a 64-bit system > with enough RAM (like 4GB or more). > > Ulrich > > > Am 24.04.2014 19:47, schrieb Людмила Бандурина: > > I see message «Tiling filed for module 'shadhi'. Output may be > garbled.» > > when export file from dark room. What is this? > > > > -- > > Best wishes, Liudmila > > > > ------------------------------------------------------------------------------ Start Your Social Network Today - Download eXo Platform Build your Enterprise Intranet with eXo Platform Software Java Based Open Source Intranet - Social, Extensible, Cloud Ready Get Started Now And Turn Your Intranet Into A Collaboration Platform http://p.sf.net/sfu/ExoPlatform _______________________________________________ Darktable-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/darktable-users
