Script para imágenes

Por Paco Aldarias Raya

Impreso: Jun 23, 2004

Contents

1  Introducción

1. ejemplo.tex
   
   
2. Para jpg: jpgbb, jpgtops
   
   
3. Para gif: gifbb, giftops
   
   
4. Para png: pngbb, pngtops
   
   

2  ejemplo.tex

\documentclass[12pt,a4paper]{article}
\usepackage[spanish, activeacute]{babel} %Españolizacion
\usepackage[latin1]{inputenc} %Letras con acentso, eñes


\usepackage{ifpdf}
\ifpdf
   \usepackage[pdftex]{graphicx}
\else
\usepackage[dvips]{graphicx}
\DeclareGraphicsExtensions{.eps,.ps,.eps.gz,.ps.gz,.jpg,.gif}
\DeclareGraphicsRule{.jpg}{eps}{.jpg.bb}{`jpgtops #1}
\DeclareGraphicsRule{.gif}{eps}{.gif.bb}{`giftops #1}
\DeclareGraphicsRule{.png}{eps}{.png.bb}{`pngtops #1}
\fi

\usepackage{fancyhdr}
\pagestyle{fancy}


\title{titulo}
\author{Por Paco Aldarias Raya}
\date{Impreso: \today}



\begin{document}

\maketitle
\tableofcontents
\input{fichero_datos}
\end{document}

3  Imagenes jpg

3.1  jpgbb

if [ $# = "0" ] ; then
  djpeg | pnmtops -noturn 2> /dev/null | \
    awk '/^%[%]*BoundingBox/ {print; exit}' ;
else
  for jpg in $* ; do
    djpeg $jpg | pnmtops -noturn 2> /dev/null | \
      awk '/^%[%]*BoundingBox/ {print; exit}' > $jpg.bb ;
  done ;
fi

3.2  jpgtops

#! /bin/sh
# jpgtops - Use this to convert a SINGLE jpg file into ps
# The output is sent to stdout, as this is intended
# to be used as a filter
djpeg -pnm $* | pnmtops -noturn 2> /dev/null

4  Imagenes png

4.1  pngbb

if [ $# = "0" ] ; then
  pngtopnm | pnmtops -noturn 2> /dev/null | \
    awk '/^%[%]*BoundingBox/ {print; exit}' ;
else
  for png in $* ; do
    pngtopnm $png | pnmtops -noturn 2> /dev/null | \
      awk '/^%[%]*BoundingBox/ {print; exit}' > $png.bb ;
  done ;
fi

4.2  pngtops

#! /bin/sh
pngtopnm $* | pnmtops -noturn 2> /dev/null

5  Imágenes gif

5.1  gifbb

#! /bin/sh
if [ $# = "0" ] ; then
  giftopnm | pnmtops -noturn 2> /dev/null | \
    awk '/^%[%]*BoundingBox/ {print; exit}' ;
else
  for gif in $* ; do
    giftopnm $gif | pnmtops -noturn 2> /dev/null | \
      awk '/^%[%]*BoundingBox/ {print; exit}' > $gif.bb ;
  done ;
\end{lstlisting}

\subsection{giftops}
\begin{lstlisting}
#! /bin/sh
giftopnm $* | pnmtops -noturn 2> /dev/null

Index (showing section)