Add new localsvg2ico to create favicon from SVG file.

1 files changed, 58 insertions, 0 deletions

diff --git a/localsvg2ico b/localsvg2ico
new file mode 100755
index 0000000..bf7b441
--- /dev/null
+++ b/localsvg2ico
@@ -0,0 +1,58 @@
+#!/bin/sh
+
+# Copyright © 2011 Jonas Smedegaard <dr@jones.dk>
+# Description: Create favicon from SVG file
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Depends: inkscape, netpbm
+#
+# TODO: Use tempdir
+# TODO: Check and ask if outfile already exist
+# TODO: Add --force option to skip asking for overwriting
+
+set -e
+
+infile="$1"
+id="$2"
+
+if ! [ -s "$infile" ]; then
+	echo "Error: wrong inputfile \"$infile\" provided!"
+	echo
+	echo "Usage: $0 SVGFILE [OBJECT-ID]"
+	exit 1
+fi
+
+dir=$(dirname "$infile")
+stem=$(basename "$infile" | sed 's/\..*//')
+
+mkpgmpluspgm() {
+	set -e
+
+	size="$1"
+	depth="$2"
+
+	inkscape -w $size ${id:+-i "$id"} -e "$dir/${stem}-$size.png" "$infile" >/dev/null
+# fIXME: reduce colors, but only when needed (else pnmquant fails)
+#	pngtopnm "$dir/${stem}-$size.png" | pnmquant $depth > "$dir/${stem}-$size.ppm"
+	pngtopnm "$dir/${stem}-$size.png" > "$dir/${stem}-$size.ppm"
+	pngtopnm -alpha "$dir/${stem}-$size.png" > "$dir/${stem}-$size.pgm"
+	echo "$dir/${stem}-$size.ppm" "$dir/${stem}-$size.pgm"
+}
+
+pnmfiles="$pnmfiles $(mkpgmpluspgm 16 16)"
+pnmfiles="$pnmfiles $(mkpgmpluspgm 32 16)"
+pnmfiles="$pnmfiles $(mkpgmpluspgm 48 256)"
+ppmtowinicon -output "$dir/${stem}.ico" -andpgms $pnmfiles
+rm $dir/${stem}-??.png $pnmfiles