On Thu, Jan 05, 2017 at 02:06:52PM +0100, Øyvind Kolås wrote: > On Thu, Jan 5, 2017 at 2:08 AM, Vincent > <debian-siril@xxxxxxxxxxxxxxxxxxxx> wrote: > > Thank you both for your answers. I finally made a sample application > > that reads a FITS file and tries to display the first channel's grey > > buffer in a gegl-gtk object. > > > > The code is here: > > https://free-astro.org/svn/siril/trunk/src/main_gegl_test.c > > you may also checkout trunk/deps/gegl-gtk. Compilation > > instructions are given at the top of the file, dependencies are GTK3, > > GEGL, gegl-gtk and cfitsio. > > A sample file is available here: > > https://free-astro.org/download/scott.fit > > Changing this line: > gegl_buffer_set(buf, &rect, 0, format, &fit.pdata[0], GEGL_AUTO_ROWSTRIDE); > to be: > gegl_buffer_set(buf, &rect, 0, format, fit.pdata[0], GEGL_AUTO_ROWSTRIDE); > > results in a window displaying an image rather than a seg fault for me. > > Happy hacking :) Sorry everybody for this stupid mistake, I knew it was an easy one... So I confirm that this fix and the previous one that you mentioned, the mipmap level that was supposed to be 0 instead of 1, make my sample work, thanks a lot Øyvind! At least I think I had correctly understood the graph part. Now I'll continue my tests in the main application. Best wishes for 2017. Vincent _______________________________________________ gegl-developer-list mailing list List address: gegl-developer-list@xxxxxxxxx List membership: https://mail.gnome.org/mailman/listinfo/gegl-developer-list
