[GRASS-user] Problems displaying .ps maps using Evince document
viewer with 8.10 64 bit or 9.04 64 bit
hamish_b at yahoo.com
Fri Jun 12 18:24:28 EDT 2009
Casey Vandenberg wrote:
> I have run across some problems
> displaying .ps maps that contain raster images in evince.
> Evince will just hang at the loading stage, but will not
> ever actually load or display the .ps file that contains the
> raster image. The .ps maps were created using Grass
> 6.2, 6.3 or 6.4 on both Ubuntu 8.04 64 bit and Ubuntu 8.10
> 64 bit machines.
> The output .ps file that contains a raster layer will
> display properly using Evince document viewer on Ubuntu 8.04
> 32 bit and 64 bit machines as well as on Ubuntu 9.04 32 bit
> machines (I have not tested it on an 8.10 32 bit machine),
> but it will not will not display properly using Ubuntu 8.10
> 64 bit or 9.04 64 bit builds.
> The same .ps file that contains one raster image will load
> properly in GhostView. However, if I create a .ps file that
> contains two or more embedded .eps layers (each with a
> raster image), Ghostview will crash as well (something like
> what is displayed below).
> If I import the .ps file into Gimp, and then save it as a
> new .ps file using Gimp, it will load in Evince.
> Has anyone else encountered anything like this before? Is
> it a known issue or bug?
how big is your region? (rows x cols)
how big is the resulting PostScript file?
are either of those out of hand?
if you convert to PDF with ps2pdf or whatever, does it load ok in
> Error: /unknownerrorGPL Ghostscript 8.64: Unrecoverable
> error, exit code 1
> in --stroke--
> Operand stack"
> Execution stack:
> %interp_exit .runexec2 --nostringval-- --nostringval-- 2 %stopped_push
> --nostringval-- --nostringval--
> --nostringval-- false 1
> %stopped_push 1862 1 3 %oparray_pop 1861 1 3 %oparray_pop 1845 1 3 %oparray_pop 1739 1 3
> --nostringval-- ......
I've seem something similar in gv if I try and zoom in too much,
I always figured it was a bug in the gv program as it seemed to start
after a Debian OS upgrade. As Ubuntu and Debian use the same ghostscript,
maybe it's the same bug? (simply a hunch)
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