====== mehrere Videos zusammenzufügen mit Mplayer ======
vmerge

<code bash>

#!/bin/bash

#part of the Mutils by Paul Hänsch
#to be ditributed under the terms of the GPL v.2 and any later version

frontend=Xdialog

#if more than one file is opened at once in konqueror, one instance of the script 
#will be opened for every file - this if-else stuff passes all files to the first
#instance of the script (using the fifo "/tmp/encode.list")
if [ -e /tmp/encode.list ]; then
 echo \#$1 >>/tmp/encode.list
 exit 0
else
 mkfifo /tmp/encode.list
 echo \#$1 >>/tmp/encode.list &
 sleep 3
 files=`cat /tmp/encode.list`
 rm /tmp/encode.list

 #I cannot control in which order the files are given, that's why I sort them
 files=`echo $files |sed '/#/s//\n#/g'|sort`
 #The filenames must be translated into a format which mplayer understands
 #I also try to translate the damn kde-media:-protocol path but that's very
 #simple yet and may not work on your system
 files=`echo $files |sed '/media:\/hdc/s//\/mnt\/cdrom/g;/-/s//\\-/g;/ #/s//#/g;/ /s//\\ /g'`

 dialog=`mktemp -t diagXXXX`

 ofile=~/
 while [ -d $ofile ]; do
  $frontend --fselect "$ofile" 15 70 2>$dialog
  if [ $? == 1 ];then
   rm -f $dialog
   exit 0
  fi
  ofile=`cat $dialog`
 done

 part=`mktemp -t partXXXX`
 cpipe=`mktemp -t mpipeXXXX`
 rm -f $cpipe
 mkfifo $cpipe

 cnt=2
 while [ ! -z `echo $files |cut -d "#" -f$cnt` ]; do
  if [ $frontend == dialog ]; then
   $frontend --infobox "Attaching\nPart:   `expr $cnt - 1`" 0 0
  else
   $frontend --no-buttons --infobox "Attaching\nPart:   `expr $cnt - 1`" 0 0 5000 &
  fi
  cat $cpipe >>$part &
  cat "`echo $files |cut -d "#" -f$cnt`" >$cpipe
  cnt=`expr $cnt + 1`
 done

 if [ $frontend == dialog ]; then
  $frontend --infobox "Finalizing $ofile" 0 0
 else
  $frontend --no-buttons --infobox "Finalizing $ofile" 0 0 5000 &
 fi
 mencoder $part -forceidx -o "$ofile" -oac copy -ovc copy 2>>/dev/null >>/dev/null

 rm -f $part
 rm -f $cpipe
 rm -f $dialog

 if [ $? -eq 0 ]; then
  $frontend --ok-label " Dankeschön " --msgbox "      Videos erfolgreich zusammengefügt.      " 6 53
 else
  $frontend --ok-label " Tja! " --msgbox "Irgendwas ging schief.\n - sorry -" 0 0
 fi

fi

</code>