Use rsvg-convert instead of GIMP for converting SVG to PNG.

[pspp] / build-aux / svg2png

diff --git a/build-aux/svg2png b/build-aux/svg2png
index 5c41840c5154e1c78387457cd3ed14d42da308be..3ba9d6ac9ee0fb82291795e4005d2298ebe23853 100755 (executable)
--- a/build-aux/svg2png
+++ b/build-aux/svg2png
@@ -1,9 +1,22 @@
 #! /bin/sh
 
+# Convert svg file to png with a target width and height
+# width and height are derived from the directory name
+# of the target. Width and height must be equal
+
+# Arg1: Source svg file
+# Arg2: Filename for copyright notice
+# Arg3: Target png file
+
+# Extract the icon width from the target path e.g.
+# src/ui/gui/icons/48x48/actions/file-save.png
+# should result in a width of 48
+stripprefix=${3#src*icons\/}
+width=${stripprefix%%x*}
+
 comment=`cat $2`
-gimp -i -b "\
-(let* ((image (car (gimp-file-load 1 \"$1\" \"$1\"))))
-      (gimp-image-attach-parasite image (list \"gimp-comment\" 0 \"$comment\"))
-      (gimp-file-save 1 image (car (gimp-image-get-active-drawable image))
-                     \"$3\" \"$3\"))
-    (gimp-quit 1)"
+case $width in
+    [0-9][0-9] | [0-9][0-9][0-9]) widthoption="--width=$width --height=$width" ;;
+    *) widthoption= ;;
+esac
+rsvg-convert $widthoption "$1" | ${PYTHON3:-python3} build-aux/png-add-comment Comment "$comment" > "$3"