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#!/bin/bash
# doit [ -f ] [ -ng ] input_1 input_2 ... input_n points output
eval set -- "$(getopt -o hf1ni:p:o: --long help,force,noGain,dummy,input:,points:,output: -n "$(basename "$0")" -- "$@")"
force=false
noGain=false
dummy=false
while true; do
case "$1" in
-h|--help)
echo "$0"' [ -f | --force ] [ -1 | --noGain ] [ -n | --dummy ] { ( -i | --input= ) input$i.flac } ( -o | --output= ) output.flac ( -p | --points= ) points'
echo ' Mischen und Schneiden:'
echo ' -f | --force: output.flac ggf. überschreiben'
echo ' -1 | --noGain: Lautstärke nicht normalisieren'
echo ' -n | --dummy: nur auszuführenden Befehl anzeigen und nichts tun'
echo ' -i | --input=: Quelle'
echo ' -o | --output=: Ziel'
echo ' -p | --points=: Punktedatei'
echo "$0"' [ -h | --help ]'
echo ' Hilfe anzeigen'
exit 0
;;
-f|--force)
force=true
;;
-1|--noGain)
noGain=true
;;
-n|--dummy)
dummy=true
;;
-i|--input)
shift
inputs[${#inputs[@]}]="$1"
;;
-o|--output)
shift
[ -n "$output" ] && echo 'Ich kann nur eine Output-Datei-Option verstehen.' && exit 1
output="$1"
;;
-p|--points)
shift
[ -n "$points" ] && echo 'Ich kann nur eine Point-Datei-Option verstehen.' && exit 1
points="$1"
;;
--)
shift
[ $# -gt 0 ] && echo 'Unbekannte Parameter: '"$#" && exit 1
break
;;
*)
echo 'Hups, das sollte nicht passieren könne, '"$1"' kenne ich doch nicht ...'
exit -1
;;
esac
shift
done
[ -z "${output}" ] && echo 'Output-Datei fehlt!' && exit 1
[ -z "${points}" ] && echo 'Points-Datei fehlt!' && exit 1
[ "${#inputs[@]}" -eq 0 ] && echo 'Input-Datei fehlt!' && exit 1
dir="$(dirname $0)"
[ ! -e "${points}" ] && echo "Die Schnittpunktedatei ${points} existiert nicht!" && exit 1
for inp in "${inputs[@]}"
do
[ ! -e "${inp}" ] && echo "Die Inputdatei ${inp} existiert nicht!" && exit 1
[ $(echo "${inp}" | grep -c " ") -gt 0 ] && echo "Bitte keine Leerzeichen im input-Dateinamen!" && exit 1
done
[ $(echo "${output}" | grep -c " ") -gt 0 ] && echo "Bitte keine Leerzeichen im output-Dateinamen!" && exit 1
[ $(echo "${points}" | grep -c " ") -gt 0 ] && echo "Bitte keine Leerzeichen im points-Dateinamen!" && exit 1
if [ -e "${output}" ]
then
if ${force}
then
${dummy} || rm "${output}"
else
echo "Die Ausgabedatei ${output} existiert bereits!" && exit 1
fi
fi
odn="$(dirname "${output}")"
obn="$(basename "${output}")"
if [ $(ls -1 "${odn}" | grep "$(echo "${obn}" | sed "s/%[0-9]\?n/.*/g")" | wc -l) -gt 0 ]
then
if ${force}
then
${dummy} || rm ${odn}/$(echo "${obn}" | sed "s/%[0-9]\?n/*/g")
else
echo "Die Ausgabedatei ${output} existiert bereits!" && exit 1
fi
fi
samplerate=$(soxi -r "${inputs[0]}")
i=-1
abstime=0
while read -r in
do
line="$(echo "${in}" | sed "s/^ *//" | sed "s/ *\(\# .*\)\{0,1\}$//")"
[ "${line}" == "" ] && continue
if [ $i -eq -1 ]
then
firstline="$(echo "${line}" | sed "s/ *\#.*$//")"
remixcmd="$(echo "${in}" | sed "s/^[^\#]*\#//" | sed "s/ *\(\# .*\)\{0,1\}$//")"
i=0
continue
fi
if [ $(echo "${line}" | grep -c "^\#") -eq 1 ]
then
trackmods[${i}]=" $(echo "${line}" | sed "s/^.*\#//")"
timecorrections[${i}]=0
while [ $(echo "${trackmods[${i}]}" | grep -c " trimsplice") -eq 1 ]
do
tmp="$(echo "${trackmods[${i}]}" | sed "s/X/x/g" | sed "s/trimsplice/X/g" | sed "s/^[^X]* X *//" | sed "s/ / /g")"
end=$(${dir}/timetosample ${samplerate} $(echo "${tmp}" | awk '{print $1}'))
if [ ! "${doverlaps[${i}]}" == "" ]
then
end=$[${end}+${doverlaps[${i}]}]
fi
discard=$(${dir}/timetosample ${samplerate} $(echo "${tmp}" | awk '{print $2}'))
excess=$(${dir}/timetosample ${samplerate} $(echo "${tmp}" | awk '{print $3}'))
leeway=$(${dir}/timetosample ${samplerate} $(echo "${tmp}" | awk '{print $4}'))
trackmods[${i}]="$(echo "${trackmods[${i}]}" | sed "s/ *trimsplice *[^ ][^ ]* *[^ ][^ ]* *[^ ][^ ]* *[^ ][^ ]*/ trim 0s ${end}s ${discard}s splice -t ${end}s,${excess}s,${leeway}s/")"
# trackmods[${i}]="$(echo "${trackmods[${i}]}" | sed "s/ *trimsplice *[^ ][^ ]* *[^ ][^ ]* *[^ ][^ ]* *[^ ][^ ]*/ trim 0s ${end}s ${discard}s/")"
timecorrections[${i}]=$[${timecorrections[${i}]}+${discard}+2*${excess}]
done
continue
fi
i=$[${i}+1]
tmp=$(${dir}/timetosample ${samplerate} $(echo "${line}" | sed "s/ *\(\#.*$\)\{0,1\}$//"))
times[${i}]=$[${tmp}-${abstime}]
abstime=${tmp}
newFile[${i}]=true
tmp="$(echo "${line}" | sed "s/^[^\#]*#\?//" | sed "s/\s\./ 0./g")"
while [ -n "${tmp}" ]
do
if [[ "$tmp" = "overlap "* ]]
then
overlaps[${i}]=$[$(${dir}/timetosample ${samplerate} $(echo "${tmp}" | sed "s/^overlap \(\S\+\)\(\s.*\)\?$/\1/"))/2]
doverlaps[${i}]=$[2*${overlaps[${i}]}]
tmp="$(echo "${tmp}" | sed "s/^\S\+\s\+\S\+\s*//")"
continue
fi
if [[ "$tmp" = "noNewFile"* ]]
then
newFile[${i}]=false
tmp="$(echo "${tmp}" | sed "s/^\S\+\s*//")"
continue
fi
echo "'${tmp}' ist unverständlich zwischen zwei Stücken"
exit 1
done
done < "${points}"
#for (( i=0; i<=${#times[@]}; i++ ))
#do
# echo "${i} ; ${trackmods[${i}]} ; ${times[${i}]} ; ${overlaps[${i}]} ; ${doverlaps[${i}]} ; ${timecorrections[${i}]}"
#done
#exit 0
repcmd=""
abstime=0
for (( i=1; i<=${#times[@]}; i++ ))
do
abstime=$[${abstime}+${times[${i}]}]
[ "${doverlaps[${i}]}" == "" ] && continue
repcmd="${repcmd} trim 0s $[${abstime}-${doverlaps[${i}]}]s : trim 0s ${doverlaps[${i}]}s repeat :"
abstime=0
done
trackmodcmd=""
abstime=0
for (( i=0; i<=${#times[@]}; i++ ))
do
if [ ${i} -gt 0 ]
then
[ "${timecorrections[$[${i}-1]]}" == "" ] || times[${i}]=$[${times[${i}]}-${timecorrections[$[${i}-1]]}]
fi
[ "${times[$[${i}+1]]}" == "" ] || abstime=$[${abstime}+${times[$[${i}+1]]}]
[ "${doverlaps[${i}]}" == "" ] || abstime=$[${abstime}+${doverlaps[${i}]}]
[ "${trackmods[${i}]}" == "${trackmods[$[${i}+1]]}" ] && continue
if [ ${i} -eq ${#times[@]} ]
then
trackmodcmd="${trackmodcmd}${trackmods[${i}]} "
else
trackmodcmd="${trackmodcmd}trim 0s ${abstime}s${trackmods[${i}]} : "
fi
abstime=0
done
splicecmd=""
abstime=0
for (( i=0; i<=${#times[@]}; i++ ))
do
[ "${times[${i}]}" == "" ] || abstime=$[${abstime}+${times[${i}]}]
[ "${overlaps[${i}]}" == "" ] && continue
splicecmd="${splicecmd} ${abstime}s,${overlaps[${i}]}s,0s"
abstime=$[${abstime}+${doverlaps[${i}]}]
done
[ "${splicecmd}" == "" ] || splicecmd="splice -t${splicecmd}"
trimcmd=""
for (( i=1; i<=${#times[@]}; i++ ))
do
trimcmd="${trimcmd}trim 0s =${times[${i}]}s : "
${newFile[${i}]} && trimcmd="${trimcmd}newfile : "
done
if ! ${noGain}
then
firstline="${firstline} gain -b"
remixcmd="${remixcmd} gain -n"
fi
echo sox -M "${inputs[@]}" -p trim ${firstline}
echo sox -t sox - -p ${repcmd}
echo sox -t sox - -p ${trackmodcmd}
echo sox -t sox - -p ${splicecmd} ${remixcmd}
echo sox -t sox - ${output} ${trimcmd}
if ! ${dummy}
then
sox -M "${inputs[@]}" -p trim ${firstline}| \
sox -t sox - -p ${repcmd} | \
sox -t sox - -p ${trackmodcmd} | \
sox -t sox - -p ${splicecmd} ${remixcmd} | \
sox -t sox - ${output} ${trimcmd}
fi
#if $noGain
#then
# echo sox -M "${@:1:$[$#-2]}" -p trim ${firstline}
# echo sox -t sox - -p ${repcmd}
# echo sox -t sox - -p ${trackmodcmd}
# echo sox -t sox - -p ${splicecmd} ${remixcmd}
# echo sox -t sox - ${output} ${trimcmd}
#
# sox -M "${@:1:$[$#-2]}" -p trim ${firstline}| \
# sox -t sox - -p ${repcmd} | \
# sox -t sox - -p ${trackmodcmd} | \
# sox -t sox - -p ${splicecmd} ${remixcmd} | \
# sox -t sox - ${output} ${trimcmd}
#else
# echo sox -M "${@:1:$[$#-2]}" -p trim ${firstline} gain -b
# echo sox -t sox - -p ${repcmd}
# echo sox -t sox - -p ${trackmodcmd}
# echo sox -t sox - -p ${splicecmd} ${remixcmd}
# echo sox -t sox - -p gain -n
# echo sox -t sox - ${output} ${trimcmd}
#
# sox -M "${@:1:$[$#-2]}" -p trim ${firstline} gain -b | \
# sox -t sox - -p ${repcmd} | \
# sox -t sox - -p ${trackmodcmd} | \
# sox -t sox - -p ${splicecmd} ${remixcmd} | \
# sox -t sox - -p gain -n | \
# sox -t sox - ${output} ${trimcmd}
#fi
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