diff --git a/encode_all b/encode_all
new file mode 100755
index 0000000..0a141aa
--- /dev/null
+++ b/encode_all
@@ -0,0 +1,55 @@
+#!/bin/bash
+# encode_all encodes the whole library into specified format
+#
+. env_parallel.bash
+
+src_library="${HOME}/flac"
+output_dir="${HOME}/opus"
+
+function encode() {
+  file="$1"
+
+  # file is full original path + filename
+  src_dir="$(dirname "$file")"
+  file_name="$(basename "$file")"
+  final_dir="$(sed "s_${HOME}/flac_${HOME}/opus_" <<< "$src_dir")"
+  final_opus="$(sed -e 's/\.flac$/.opus/' -e "s_${HOME}/flac_${HOME}/opus_" <<< "$file")"
+  unset tags
+  unset dest_dir
+
+  declare -A tags
+  while read -r line; do
+    tag_type="$(cut -d= -f1 <<< "$line")"
+    tag_type="${tag_type^^}"
+    tag_val="$(cut -d= -f2- <<< "$line")"
+    tags["$tag_type"]="$tag_val"
+  done < <(metaflac --list --block-type=VORBIS_COMMENT "$file" | grep 'comment\[' | cut -d: -f2- | sed 's/^ //')
+  album="$(basename "$final_dir")"
+  if [[ "$file_name" =~ ^D[0-9]+ ]]; then
+    disk="$(cut -d\  -f1 <<< "$file_name")"
+    tags[DISK]="${disk#D}"
+  fi
+  declare -a tag_ensure
+  tag_ensure=( TRACKNUMBER TITLE DATE ALBUM ARTIST )
+  for tag_type in "${tag_ensure[@]}"; do
+    if [[ -z "${tags[$tag_type]}" ]]; then
+      tags[$tag_type]="missing $tag_type"
+    fi
+  done
+
+  [[ -d "$final_dir" ]] || mkdir -p "$final_dir"
+  if [[ -n "${tags[DISK]}" ]]; then
+    opusenc \
+         --title "${tags[TITLE]}" --artist "${tags[ARTIST]}" \
+         --album "${tags[ALBUM]}" --tracknumber "${tags[TRACKNUMBER]}" \
+         --date "${tags[DATE]}" --comment "DISK=${tags[DISK]}" "$file" "$final_opus"
+  else
+    opusenc \
+         --title "${tags[TITLE]}" --artist "${tags[ARTIST]}" \
+         --album "${tags[ALBUM]}" --tracknumber "${tags[TRACKNUMBER]}" \
+         --date "${tags[DATE]}" "$file" "$final_opus"
+  fi
+
+}
+
+time find "$src_library" -type f -name '*.flac' -print0 | env_parallel -P 0 -0 --bar encode {}
diff --git a/split_tracks b/split_tracks
index 0333b00..85913ec 100755
--- a/split_tracks
+++ b/split_tracks
@@ -90,16 +90,19 @@ find "$src_library" -type f -name '*.flac' | while read file; do
   declare -A tags
   echo tag time
   while read -r line; do
-    echo line: $line
     tag_type="$(cut -d= -f1 <<< "$line")"
+    tag_type="${tag_type^^}"
     tag_val="$(cut -d= -f2- <<< "$line")"
-    tags[$tag_type]="${tag_val^^}"
+    tags["$tag_type"]="$tag_val"
   done < <(metaflac --list --block-type=VORBIS_COMMENT "$file" | grep 'comment\[' | cut -d: -f2- | sed 's/^ //')
-
-
-  declare -a ensure
-  ensure=( TRACKNUMBER TITLE DATE ALBUM ARTIST )
-  for tag_type in "${ensure[@]}"; do
+  album="$(basename "$final_dir")"
+  if [[ "$file_name" =~ ^D[0-9]+ ]]; then
+    disk="$(cut -d\  -f1 <<< "$file_name")"
+    tags[DISK]="${disk#D}"
+  fi
+  declare -a tag_ensure
+  tag_ensure=( TRACKNUMBER TITLE DATE ALBUM ARTIST )
+  for tag_type in "${tag_ensure[@]}"; do
     if [[ -z "${tags[$tag_type]}" ]]; then
       tags[$tag_type]="missing $tag_type"
     fi