diff --git a/src/toogg.sh b/src/toogg.sh
new file mode 100755
index 0000000..01ebffc
--- /dev/null
+++ b/src/toogg.sh
@@ -0,0 +1,17 @@
+#! /bin/bash
+
+SRC=${1:-.}
+DST=${2:-/var/tmp/spielfilme/ogg}
+
+for f in $(find "$SRC" \( -name '*.jpg' -prune \) -o -type f -print); do
+    t="${f/$SRC/$DST}"
+    t="${t%.*}.ogg"
+    if test -s "${t}"; then
+	continue;
+    fi
+    test -d "${t%/*}" || mkdir -p "${t%/*}"
+    avconv -i "$f" -c:v libtheora -c:a libvorbis -q:v 6 -q:a 5 "$t"
+    if ( ! test -s "${t}" ) && ( test -e "$t" ); then
+	rm "$t"
+    fi
+done