scripts/dev/pngcrush

   1 #!/bin/sh
   2
   3 # there can be as many input arguments as you want
   4 # they are all assumed to be PNG file names
   5
   6 # run as sh pngcrush $(ls *png)
   7
   8 # loop through all arguments
   9 while (( $# >= 1 )); do
  10         # create temp output file
  11         # output file has all colorspace chunks removed and optimized compression
  12         pngcrush -l 9 "$1" "$1".tmp
  13         # remove the original file
  14         rm "$1"
  15         # replace the original with the new optimized output file
  16         mv "$1".tmp "$1"
  17         shift
  18 done
  19
  20 exit 0
  21
  22 # from http://cvs.sourceforge.net/viewcvs.py/tom7misc/vstplugins/scripts/fixpng?rev=1.2&view=auto