Split Silgle Flac+cue to a separate Flac with id3 Tagging

apt-get install nice flac shntool


#!/bin/bash
# split image file (flac, ape, wav, etc.) according to cue-file


if [ -f "$1" ]; then
i=0
for cuefile in *.cue; do
  i=$(($i + 1))
done
if [ $i -eq 1 ]; then
  # precies 1 cuesheet gevonden
  if grep -q "INDEX 01 00:00:00" *.cue ; then
      nice shntool split -t "%n %t" -f *.cue "$1"
  else
      echo "The first track has a pre-gap. Shntool will cut that off and put it in a seperate file."
      echo "You don't want that. Please modify the cuesheet from:"
      grep -m1 "INDEX 00" *.cue
      grep -m1 "INDEX 01" *.cue
      echo "to:"
      echo "    INDEX 01 00:00:00"
      exit 1
  fi
elif [ $i -eq 0 ]; then
  echo "No cuesheet found in the current directory."
  exit 1
elif [ $i -gt 1 ]; then
  echo "$i cuesheets found in the current directory. Please remove the superfluous cuesheets."
  exit 1
fi
else
echo "Split image file (flac, ape, wav, etc.) according to cue-file."
echo "Output files are in FLAC."
echo "Usage: `basename $0` "
exit 1
fi

echo
album=`grep -m 1 TITLE *.cue | cut -d\" -f2`
artist=`grep -m 1 PERFORMER *.cue | cut -d\" -f2`

for file in [0-9]*.wav; do
echo "Encoding $file"

if [[ ${file:0:1} == 0 ]] ; then
  tracknr=${file:1:1}
else
  tracknr=${file:0:2}
fi
title=`echo ${file:2} | sed -e "s/.wav$//"`

nice flac -s -T "artist=$artist" -T "album=$album" -T "title=$title" \
-T "tracknumber=$tracknr" "$file" && rm "$file"
done

Source: Speek