Dimitris Panokostas

@unwind Curious about one thing: how do you debug the plugin? Do you have an environment where you can run it, set breakpoints and monitor what's going on?

@unwind Confirmed in a blank VM with Win10, fresh installation of GIMP 2.8.20 and the compiled plugin - save error when saving. This probably means that my compiled version is...

@unwind Hmm, unfortunately even with a full update from source on each component (babl, gegl, gimp) and a full recompile/reinstallation of everything, the error remains. I've tested it in both...

@unwind It took me a few hours, but I setup an environment with Visual Studio so I can now compile and edit the code from there (using VisualGDB, a commercial...

@unwind Let me see if I can find any documentation that might help us on this...

@unwind Have you checked here? http://wiki.amigaos.net/wiki/ILBM_IFF_Interleaved_Bitmap

@unwind Hm, now I'm not sure what you mean instead. :) This image was created on a real Amiga (years ago) and can be opened there normally. So if it...

@unwind Was "grayscale" even a separate mode in the Amiga IFF format? I suspect that it was all just palette based and didn't really differ. Could we have it loaded...

@unwind Did a quick test: ``` else if(*cmap && !(camg->viewModes & ham)) { isGray = FALSE; //isGrayscale(*cmap, ncols); if(isGray) { ``` And re-loaded the image here, then attempted to Save...

@unwind I did a test with my real Amiga, to check if the images GIMP saves are readable. [MangaAvatar.zip](https://github.com/unwind/gimpilbm/files/791702/MangaAvatar.zip) I first tried MysticView (an image viewer from Aminet), which failed...