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Re: .pdf, .png [message #18488] Thu, 06 January 2000 00:00
Mirko Vukovic is currently offline  Mirko Vukovic
Messages: 124
Registered: January 1996
Senior Member
In article <38741EC4.514E49DF@fafnir.uchicago.edu>,
"David G. Grier" <grier@fafnir.uchicago.edu> wrote:

> I've been quite satisfied converting IDL PostScript graphics to PDF
with
> ghostscript's ps2pdf.

The very thing I tried yesterday with GS5.1 at home. But it produced no
pages of output. I'll try today with GS5.5 at work.

BTW, thanks for explaining why I needed the converter :-). I am
currently taking the dvi2pdfm approach (MikTeX distribution), and will
investigate the pdflatex later on.

Mirko


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Re: .pdf, .png [message #18492 is a reply to message #18488] Wed, 05 January 2000 00:00 Go to previous message
David G. Grier is currently offline  David G. Grier
Messages: 8
Registered: September 1997
Junior Member
Liam Gumley wrote:

> Does anyone else see a need for PDF graphics output in IDL? What would I
> do with a single page of PDF graphics? Can I insert it into a document
> (as I would with Postscript)?

PDF graphics are useful for people creating PDF documents with pdftex or
pdflatex.
Most existing pdftex implementations can import PDF graphics, but not
PostScript
(one exception being VTEX, a commercial variant). Open source pdftex
implementations also can import PNG, JPEG, and some other bitmap formats,

but lose the benefit of vector graphics.

I've been quite satisfied converting IDL PostScript graphics to PDF with
ghostscript's ps2pdf. This should be a fairly general solution since
ghostscript
runs on a wide variety of platforms. And it's free. Consequently, I don't

see a real need for IDL to tack on PDF support.

--
============================================================ =============
David G. Grier (773) 702-9176 (voice)
Dept. of Physics and James Franck Institute (773) 702-5863 (FAX)
The University of Chicago grier@fafnir.uchicago.edu
5640 S. Ellis Ave
Chicago, IL 60637 http://rainbow.uchicago.edu/~grier/
============================================================ =============
Re: .pdf, .png [message #18499 is a reply to message #18492] Wed, 05 January 2000 00:00 Go to previous message
davidf is currently offline  davidf
Messages: 2866
Registered: September 1996
Senior Member
Mirko Vukovic (mvukovic@taz.telusa.com) writes:

> First wish for 2000:
>
> graphical output in .pdf or .png formats.

Already done. Photoshop. :-)

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155
Re: .pdf, .png [message #18501 is a reply to message #18492] Wed, 05 January 2000 00:00 Go to previous message
Liam E. Gumley is currently offline  Liam E. Gumley
Messages: 378
Registered: January 2000
Senior Member
Mirko Vukovic wrote:
> graphical output in .pdf or .png formats.

WRITE_PNG and READ_PNG were introduced in IDL 5.2.

The ImageMagick 'convert' utility does an decent job of converting
Postscript to PDF, even though it converts vector output to bitmap
output.
http://www.wizards.dupont.com/cristy/

Does anyone else see a need for PDF graphics output in IDL? What would I
do with a single page of PDF graphics? Can I insert it into a document
(as I would with Postscript)?

Cheers,
Liam.

--
Liam E. Gumley
Space Science and Engineering Center, UW-Madison
http://cimss.ssec.wisc.edu/~gumley
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