project/favicon/to_ico.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 XCF_FILE="favicon.xcf"
   6
   7 BASENAME="$(basename "$XCF_FILE" .xcf)"
   8
   9 PPM_FILE="${BASENAME}.ppm"
  10 PPM_FILE_4BPP="${BASENAME}_4bpp.ppm"
  11 ICO_FILE="${BASENAME}.ico"
  12
  13 convert "$XCF_FILE" "$PPM_FILE"
  14
  15 ppmquant 16 "$PPM_FILE" > "$PPM_FILE_4BPP"
  16 rm "$PPM_FILE"
  17
  18 ppmtowinicon "$PPM_FILE_4BPP" > "$ICO_FILE"
  19 rm "$PPM_FILE_4BPP"