#!/bin/bash
  cd /mnt/bigstore/Centos5/mythrecs
# prototype is
# echo " mencoder -aid 0 -oac copy -ovc copy -of mpeg -mpegopts format=dvd:tsaf \ "
# echo " -o outfile.mpg infile.mpg0  "
#
# if [[ fileexists $1.mpg ] and [ not fileexists $1.mpg0 ]]
# then
#   mv $1.mpg $1.mpg0
# fi
#
echo  "Output $1.mpg has video(0) and audioStream(0) "
echo  "copied from video(0) and audioStream($2) of "
echo  "the input mythtv recording previously renamed "
echo  "from $1.mpg to  $1.mpg0 "
echo 
echo  "Stream ids can often be found from ffmpeg -i $1.mpg0 "
echo
echo "Expected Command Line is of the form   ./mpg_axx 2703_20070927190000   0x0 " 
echo
if [ $# -lt 2 ]
then
   echo "Error: needs two arguments "
   ffmpeg -i $1.mpg0
   cd ~
   exit 1
fi
echo "Command generated this time is "
echo
echo " mencoder -aid $2 -oac copy -ovc copy -of mpeg -mpegopts format=dvd:tsaf \ "
echo " -o $1.mpg $1.mpg0 "
echo
# now issue command
#
  mencoder -aid $2 -oac copy -ovc copy -of mpeg -mpegopts format=dvd:tsaf \
  -o $1.mpg $1.mpg0
#
# and rebuild the Keyframe Index
# 
  mythtranscode --mpeg2 --buildindex --showprogress --infile $1.mpg
#
echo "Output file is $1.mpg  "
echo
cd ~
exit 0