On Wed, May 2, 2018 at 3:49 PM, Ell <ell_se@xxxxxxxxx> wrote: > On Wed, 2 May 2018 15:04:01 -0400 > Partha Bagchi <partha1b@xxxxxxxxx> wrote: > > > On Wed, May 2, 2018 at 2:18 PM, Øyvind Kolås <pippin@xxxxxxxx> wrote: > > > > > > > > GEGL has stopped enabling opencl by defult now, since GEGL-0.3.24 of > > > 2017-11-24 it no longer being enabled by default since it relies on > > > good results from the varying quality different opencl > > > implementations,.. may also have generic race conditions resulting > > > from new code not manifest during regular testing either, so trying > > > without OpenCL enabled. > > > > > > /pippin > > > > > I removed the above environment variable but no change with my 36MP > > image. The moment I put the brush on the screen, I get the error > > messages above. > > > > Then I experimented with some more pictures and it seems to be > > related to the size of the image. > > > > I open a 1 megabyte (MB), and 4MB image and no error. Then I open a > > 74MB image without error. But when I opened an 300 MB Tiff, I started > > getting the error. > > > > I repeated the experiment with GEGL_CACHE_SIZE = 2048 with the same > > result. > > > > For all all images, I first fit to window > duplicate layer > paint on > > duplicate layer. > > My guess is that this is related to the zoom level (being <= 50%), > rather than to the size of the image per se. There were some changes > to the mipmapped tiles code recently, and there was indeed a subtle bug > there. GEGL commit 3557811a5527bccbfef2006046a05047b6edd480 should fix > it. > You may be right! I changed the zoom level to 51% and didn't see that error. I'll have to experiment some more of course. For GEGL, I'll git pull and rebuild to see what the effect is. > > Note that the actual bug was the swap being used in the first place. > I'm still not sure why you're getting read errors, though. Since the > swap shouldn't be used anymore (in this particular case) after the > above commit, the errors will probably go away, but the issue causing > them might still be there. I'd try to set a very low cache size, in > order to force the swap to become very active, and see if you're > getting any more errors. > I should do this after update gegl and gimp, correct? > > -- > Ell > Thanks! Partha _______________________________________________ gimp-developer-list mailing list List address: gimp-developer-list@xxxxxxxxx List membership: https://mail.gnome.org/mailman/listinfo/gimp-developer-list List archives: https://mail.gnome.org/archives/gimp-developer-list
