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Re: print.m problems: png format
From: |
David Bateman |
Subject: |
Re: print.m problems: png format |
Date: |
Wed, 12 Nov 2003 17:54:19 +0100 |
User-agent: |
Mutt/1.3.28i |
Laurent,
You forgot to include the file "ps2png.ps", for the case where the PS
file doesn't have a showpage in it.....
D.
According to Laurent Mazet <address@hidden> (on 11/12/03):
> On Thu, 13 Nov 2003 00:33:59 +0100
> charo <address@hidden> wrote:
>
> > Hi again,
> >
> > it seems that the problem is printing using png format. In this case,
> > the output file is empty. Another issue is that printing with png format
> > hags gnuplot and octave.
> >
> > I can provide more details if anybody wishes so.
> > Hope this helps.
> > R
> >
>
> David and I wrote a script to convert EPS to png.
>
> -8<-
> #! /bin/sh -f
>
> RESOL="-r300"
> OPTIONS=""
> PNMROTATEOPTIONS=""
> #PNMTRANSPARENT="-background white -transparent =white"
> PNMTRANSPARENT=""
> USEPNMROTATE="false"
> addshowpage="/crm/fantasio/bstl/share/prog/script/ps2png.ps"
> while true
> do
> case "$1" in
> -nt) PNMTRANSPARENT="" ;;
> -ccw) PNMROTATEOPTIONS="$PNMROTATEOPTIONS 90" ; USEPNMROTATE="true" ;;
> -cw) PNMROTATEOPTIONS="$PNMROTATEOPTIONS -90" ; USEPNMROTATE="true" ;;
> -nt) PNMTRANSPARENT="";;
> -r*) OPTIONS="$OPTIONS $1" ; RESOL="" ;;
> -*) OPTIONS="$OPTIONS $1" ;;
> *) break ;;
> esac
> shift
> done
>
> # Set default resolution if the user hasn't overridden it
> OPTIONS="$OPTIONS $RESOL"
>
> if [ $# -lt 1 -o $# -gt 2 ]; then
> echo "Usage: `basename $0` [options...] input.ps [output.png]" 1>&2
> echo " -ccw|-cw: rotate" 1>&2
> echo " -nt: no transparency" 1>&2
> exit 1
> fi
>
> infile=$1;
>
> if [ $# -eq 1 ]
> then
> case "${infile}" in
> *.ps) base=`basename ${infile} .ps` ;;
> *.eps) base=`basename ${infile} .eps` ;;
> *) base=`basename ${infile}` ;;
> esac
> outfile=${base}.png
> else
> outfile=$2
> fi
>
> if [ "$(grep -L -i showpage ${infile})" != "" ]; then
> infile="${infile} ${addshowpage}"
> fi
>
> # Now ghostscript it, getting rid of BoundingBox offsets at the same time
> if [ "$USEPNMROTATE" == "true" ]; then
> # Use PNMROTATE and not PNMFLIP as I get a seg fault with PNMFLIP.
> epsffit $(grep '^%%BoundingBox:' ${infile} | head -1 | \
> awk '{printf "0 0 %d %d", $4-$2, $5-$3;}') ${infile} | \
> gs -q -dNOPAUSE -dBATCH -sDEVICE=pnm -sOutputFile=- $OPTIONS -f - \
> -c quit | pnmcrop | pnmrotate $PNMROTATEOPTIONS | \
> pnmtopng $PNMTRANSPARENT > ${outfile}
> else
> epsffit $(grep '^%%BoundingBox:' ${infile} | head -1 | \
> awk '{printf "0 0 %d %d", $4-$2, $5-$3;}') ${infile} | \
> gs -q -dNOPAUSE -dBATCH -sDEVICE=pnm -sOutputFile=- $OPTIONS -f - \
> -c quit | pnmcrop | pnmtopng $PNMTRANSPARENT > ${outfile}
> fi
> ->8-
>
> --
> Dr. Laurent Mazet: Research Engineer /V\ Centre de Recherche de MOTOROLA
> Tel: +33 (0)1 69 35 48 30 =-=-=-=-=-=-=-=-=-=-= Email: address@hidden
>
>
>
> -------------------------------------------------------------
> Octave is freely available under the terms of the GNU GPL.
>
> Octave's home on the web: http://www.octave.org
> How to fund new projects: http://www.octave.org/funding.html
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--
David Bateman address@hidden
Motorola CRM +33 1 69 35 48 04 (Ph)
Parc Les Algorithmes, Commune de St Aubin +33 1 69 35 77 01 (Fax)
91193 Gif-Sur-Yvette FRANCE
The information contained in this communication has been classified as:
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[ ] Motorola Internal Use Only
[ ] Motorola Confidential Proprietary
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Octave is freely available under the terms of the GNU GPL.
Octave's home on the web: http://www.octave.org
How to fund new projects: http://www.octave.org/funding.html
Subscription information: http://www.octave.org/archive.html
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