add shell-based transcode script

contrib/mt-daapd-ssc.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+#
+# script to facilitate server-side transcoding of ogg files
+# Ron Pedde (ron@pedde.com)
+#
+# Usage: mt-daapd-ssc.sh <filename> <offset>
+#
+# This is not as flexible as Timo's transcoding script, but it works
+# without perl, making it more suitable for the NSLU2.
+#
+
+ogg_file() {
+    oggdec --quiet -o - $1 | dd bs=1 ibs=1024 obs=1024 skip=$OFFSET 2>/dev/null
+}
+
+
+OFFSET=0
+
+if [ "$2" == "" ]; then
+    OFFSET=0
+else
+    OFFSET=$2
+fi
+
+
+if ( echo $1 | grep -i "\.ogg$" > /dev/null 2>&1 ); then
+    ogg_file $1 $OFFSET
+fi
+