Add script to transform music in bulk from itunes for funkwhale

transform_music

@@ -0,0 +1,35 @@
+#! /bin/bash
+
+
+usage(){
+cat << EOF
+usage: transform_music [Album_name]
+
+Description
+
+transform_music transforms music from m4a format to flac it creates a new folder with the name provided and stores flac files in it
+
+
+EOF
+exit 1
+  
+}
+
+if [[ $# -lt 1 ]] ; 
+then
+  usage
+fi
+
+
+
+if [[ ! -d $1 ]] ;
+then
+	mkdir $1
+fi
+
+for name in *m4a ;
+do 
+	name_flac=${name/m4a/flac}
+	ffmpeg -i "$name" -movflags use_metadata_tags -crf 22 "./$1/$name_flac"
+	echo transformed $name to $name_flac
+done