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Image shrink bash script

  1. #!/bin/sh
  2. # Description: Little script to shrink all images in the current folder.
  3. #  That's convenient if you want to send them by mail or want to upload it to facebook.
  4. # Author: Gerhard Gappmeier
  5. # License: GPL - GNU General Public License
  6.  
  7. if [ -e small ]; then
  8.   echo "folder 'small' exists"
  9. else
  10.   echo "creating folder 'small'"
  11.   mkdir small
  12. fi
  13.  
  14. for file in *.{jpg,JPG}; do
  15.   if [ -e "$file" ]; then
  16.     if [ -e "small/$file" ]; then
  17.           echo "Skipping '$file', because 'small/$file' already exists."
  18.         else
  19.       echo "Converting '$file'..."
  20.       convert -resize 1024 "$file" "small/$file"
  21.         fi
  22.   fi
  23. done

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