[R] pdf/ convert/ font problem

Paul Murrell
Mon, 23 Oct 2006 22:38:00 -0000

Hi


Sam McClatchie wrote:
> Background:
> OS: Linux Ubuntu Dapper
> R : Version 2.3.1 (2006-06-01)
> Emacs 21.4.1
> ESS
>
>
> Colleagues
>
> This is neither a bug report, nor a complaint, so I think this is the
> appropriate list.
>
> I am getting an odd font problem with a pdf generated using
>  pdf(file =
>
"../figures/PCNM.models.larvae.fluor.zoo.stability.2001.and.2002.pdf",
>       title="", family="serif", pointsize=10,
width=6.75, height=8.625)
>
> The figure produced from my code is here:
>
<http://www.members.iinet.net.au/~s.mcclatchie/aslo/PCNM.models.larvae.fluor.zoo.stability.2001.and.2002.pdf>
> (I can't really send all of the code as there are several subroutines
> for the analysis that are not relevant here anyway).
>
> ------------------------------------------------
> The pdf loads into acroread or xpdf fine, so is not corrupted, but
> ghostscript gives an error:


Acroread (Windows) works for me, xpdf (Linux CentOS) thrashes my machine
for ever (or until I gave up), and ghostscript gives me ...

/undefinedresult in --currentpoint--

... but I can't see anything obvious in the raw PDF.


> ERROR: /invalidfont in --.type1execchar--ESP Ghostscript 815.02:
> Unrecoverable error, exit code 1
>
> Operand stack:
>    --dict:4/4(L)--   --dict:16/17(ro)(G)--   108   a71   -string-
> Execution stack:
>    %interp_exit   .runexec2   --nostringval--   --nostringval--
> --nostringval--   2   %stopped_push   --nostringval--
> --nostringval--   --nostringval--   false   1   %stopped_push   1   3
> %oparray_pop   1   3   %oparray_pop   1   3   %oparray_pop   1   3
> %oparray_pop   .runexec2   --nostringval--   --nostringval--
> --nostringval--   2   %stopped_push   --nostringval--
> --nostringval--   --nostringval--   --nostringval--   --nostringval--
> %array_continue   --nostringval--   false   1   %stopped_push
> --nostringval--   %loop_continue   --nostringval--   --nostringval--
> %finish_show   --nostringval--   --nostringval--   7   9   1
> --nostringval--   (gs_show_enum)   %op_show_continue
> Dictionary stack:
>    --dict:1124/1686(ro)(G)--   --dict:0/20(G)--   --dict:85/200(L)--
> --dict:104/127(ro)(G)--   --dict:241/347(ro)(G)--   --dict:20/24(L)--
> --dict:4/6(L)--   --dict:20/20(L)--   --dict:12/13(L)--
> Current allocation mode is local
> ----------------------------------
> Also Imagemagick cannot display or convert the file to .png:


I think that's the same problem:  ImageMagick is just calling ghostscript.

Sorry, no solution to suggest yet.

Paul


> smc at
nakrasana:~/dynamic_data/projects2005/sardine_egg_distribution/journal$
> convert PCNM.models.larvae.fluor.zoo.stability.2001.and.2002.pdf
> PCNM.models.larvae.fluor.zoo.stability.2001.and.2002.png
> ERROR: /invalidfont in --.type1execchar--
> Operand stack:
>    --dict:4/4(L)--   --dict:15/16(ro)(G)--   108   a71   -string-
> Execution stack:
>    %interp_exit   .runexec2   --nostringval--   --nostringval--
> --nostringval--   2   %stopped_push   --nostringval--
> --nostringval--   --nostringval--   false   1   %stopped_push   1   3
> %oparray_pop   1   3   %oparray_pop   1   3   %oparray_pop
> --nostringval--   --nostringval--   2   1   1   --nostringval--
> %for_pos_int_continue   --nostringval--   --nostringval--
> --nostringval--   --nostringval--   %array_continue   --nostringval--
> false   1   %stopped_push   --nostringval--   %loop_continue
> --nostringval--   --nostringval--   %finish_show   --nostringval--
> --nostringval--   9   10   1   --nostringval--   (gs_show_enum)
> %op_show_continue
> Dictionary stack:
>    --dict:1125/1686(ro)(G)--   --dict:0/20(G)--   --dict:85/200(L)--
> --dict:85/200(L)--   --dict:104/127(ro)(G)--   --dict:241/347(ro)(G)--
> --dict:20/24(L)--   --dict:4/6(L)--   --dict:20/20(L)--   --dict:12/13(L)--
> Current allocation mode is local
> ESP Ghostscript 815.02: Unrecoverable error, exit code 1
> convert: Postscript delegate failed
> `PCNM.models.larvae.fluor.zoo.stability.2001.and.2002.pdf'.
>
> --------------------------------
> I have all of the true type fonts installed.
>
> Probably the solution is just to use png() rather than pdf(), but I
> thought this problem was curious enough to report.
>
> Best fishes
>
> Sam
>

--
Dr Paul Murrell
Department of Statistics
The University of Auckland
Private Bag 92019
Auckland
New Zealand
64 9 3737599 x85392
paul at stat.auckland.ac.nz