improve scripts

home/default/scripts/standardize-music

@@ -9,7 +9,7 @@ fi
 count=`ls -1 *.ogg 2>/dev/null | wc -l`
 if [ $count != 0 ]; then
     for i in *.ogg; do
-        ffmpeg -y -i "$i" "${i%.*}.m4a" -map_metadata 0:s:a:0 && rm "$i"
+        ffmpeg -y -i "$i" "${i%.*}.mp3" && rm "$i"
     done
 fi
 
@@ -21,7 +21,7 @@ fi
 count=`ls -1 *.webm 2>/dev/null | wc -l`
 if [ $count != 0 ]; then
     for i in *.webm; do
-        ffmpeg -y -i "$i" "${i%.*}.m4a" -map_metadata 0:s:a:0 && rm "$i"
+        ffmpeg -y -i "$i" "${i%.*}.mp3" && rm "$i"
     done
 fi
 
@@ -33,9 +33,21 @@ fi
 count=`ls -1 *.opus 2>/dev/null | wc -l`
 if [ $count != 0 ]; then
     for i in *.opus; do
-        ffmpeg -y -i "$i" "${i%.*}.m4a" -map_metadata 0:s:a:0 && rm "$i"
+        ffmpeg -y -i "$i" "${i%.*}.mp3" && rm "$i"
+    done
+fi
+
+count=`ls -1 *.M4A 2>/dev/null | wc -l`
+if [ $count != 0 ]; then
+  rename M4A m4a *.M4A
+fi
+  
+count=`ls -1 *.m4a 2>/dev/null | wc -l`
+if [ $count != 0 ]; then
+    for i in *.m4a; do
+        ffmpeg -y -i "$i" "${i%.*}.mp3" && rm "$i"
     done
 fi
 
 shopt -s nullglob
-rsgain custom -a -s i -L -S *.m4a *.mp3 *.ogg *.opus
+rsgain custom -S -L -a -s i *.mp3 *.flac