Re: [Gimp-developer] Precision Conversion Dithering and Triangular wave gradient issues

[Michael Henning <drawoc darkrefraction com>]

I tried playing around with the triangular wave gradients, and I can't
make the second segfault happen. Do you think you could run gimp in
gdb and generate a backtrace? Thanks.

 -- drawoc

On Tue, Sep 2, 2014 at 11:54 AM, Elle Stone
<ellestone ninedegreesbelow com> wrote:
> Precision Conversion Dithering and Triangular wave gradient both fail:
>
> 1. The Precision Conversion Dithering doesn't seem to work at 32- and 64-bit
> precision, at least not on my computer (lower precisions work). If I say
> "yes, dither", one CPU runs at 100% forever, even with a very small image,
> accomplishing nothing at all. The only way to make it stop is to kill the
> GIMP process from the command line. The terminal output looks like this:
>
> (gimp-2.9:2479): GLib-GObject-WARNING **: value "32" of type 'gint' is
> invalid or out of range for property 'red-bits' of type 'gint'
>
> (gimp-2.9:2479): GLib-GObject-WARNING **: value "32" of type 'gint' is
> invalid or out of range for property 'green-bits' of type 'gint'
>
> (gimp-2.9:2479): GLib-GObject-WARNING **: value "32" of type 'gint' is
> invalid or out of range for property 'blue-bits' of type 'gint'
>
> (gimp-2.9:2479): GLib-GObject-WARNING **: value "32" of type 'gint' is
> invalid or out of range for property 'alpha-bits' of type 'gint'
>
>
> 2. The "Triangular wave" gradient repeat sometimes (not always) causes a
> segmentaton fault, perhaps related to trying to adjust an already drawn
> gradient before committing the gradient and also when drawing a second, new
> gradient after the first gradient is drawn:
>
> /home/elle/code/gimpdefault/run/bin/gimp-2.9: fatal error: Segmentation
> fault
> /home/elle/code/gimpdefault/run/bin/gimp-2.9 (pid:10351): [E]xit, [H]alt,
> show [S]tack trace or [P]roceed: p
> (script-fu:10356): LibGimpBase-WARNING **: script-fu: gimp_wire_read():
> error
>
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