bin/slides.sh

   1 #!/bin/sh
   2
   3 hires=150x150
   4
   5 dir=www/s
   6
   7 if [ -e "$1" ] ; then
   8         dir=`dirname $1`
   9         dir="$dir/s"
  10 fi
  11
  12 echo "output directory: $dir"
  13
  14 if [ `ls $dir/hires/p*.jpg | wc -l` == 0 ] ; then
  15
  16         test -z "$1" && echo "Usage: $0 media/conference/presentation.pdf" && exit
  17
  18         mkdir -p $dir/hires
  19         gs -sDEVICE=jpeg \
  20                 -dNOPAUSE -dBATCH -dSAFER \
  21                 -r$hires \
  22                 -sOutputFile=$dir/hires/p%08d.jpg \
  23                 $1 \
  24         || exit
  25 fi
  26
  27 ls -d $dir/* | grep x | sed "s,$dir/*,," | while read size ; do
  28         echo "# $size";
  29         ls $dir/hires/* | cut -d/ -f4- | xargs -i convert $dir/hires/{} -resize $size $dir/$size/{}
  30         montage -geometry +1+1 -frame 3 -label %f $dir/$size/* $dir/$size.png
  31         qiv $dir/$size.png
  32 done
  33